./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2340782663 <...> Warning: Permanently added '10.128.1.178' (ED25519) to the list of known hosts. execve("./syz-executor2340782663", ["./syz-executor2340782663"], 0x7ffe8daaa150 /* 10 vars */) = 0 brk(NULL) = 0x5555856a6000 brk(0x5555856a6d00) = 0x5555856a6d00 arch_prctl(ARCH_SET_FS, 0x5555856a6380) = 0 set_tid_address(0x5555856a6650) = 5831 set_robust_list(0x5555856a6660, 24) = 0 rseq(0x5555856a6ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2340782663", 4096) = 28 getrandom("\x8d\x60\xea\x07\x36\xf1\x9a\xd9", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555856a6d00 brk(0x5555856c7d00) = 0x5555856c7d00 brk(0x5555856c8000) = 0x5555856c8000 mprotect(0x7f41ceb34000, 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 5832 attached [pid 5832] set_robust_list(0x5555856a6660, 24 [pid 5831] <... clone resumed>, child_tidptr=0x5555856a6650) = 5832 [pid 5832] <... set_robust_list resumed>) = 0 [pid 5832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5832] setpgid(0, 0) = 0 [pid 5832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "1000", 4) = 4 [pid 5832] close(3) = 0 [pid 5832] write(1, "executing program\n", 18executing program ) = 18 [pid 5832] 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 [ 91.210648][ T5832] ------------[ cut here ]------------ [ 91.216203][ T5832] Please remove unsupported % in format string [ 91.224172][ T5832] WARNING: CPU: 1 PID: 5832 at lib/vsprintf.c:2704 format_decode+0xa07/0xba0 [ 91.233100][ T5832] Modules linked in: [ 91.237002][ T5832] CPU: 1 UID: 0 PID: 5832 Comm: syz-executor234 Not tainted 6.13.0-rc3-syzkaller-00258-ge84a3bf7f4aa #0 [ 91.248174][ T5832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 91.258297][ T5832] RIP: 0010:format_decode+0xa07/0xba0 [ 91.263747][ T5832] Code: f6 41 c6 44 24 05 08 e9 c4 fa ff ff e8 32 f5 75 f6 c6 05 d8 f4 23 05 01 90 48 c7 c7 e0 0f cd 8c 40 0f b6 f5 e8 3a 2f 36 f6 90 <0f> 0b 90 90 e9 17 fc ff ff 48 8b 3c 24 e8 37 c2 d7 f6 e9 0f f7 ff [ 91.283428][ T5832] RSP: 0018:ffffc900050c76e0 EFLAGS: 00010282 [ 91.289603][ T5832] RAX: 0000000000000000 RBX: ffffc900050c7954 RCX: ffffffff815a5079 [ 91.297642][ T5832] RDX: ffff8880300c3c00 RSI: ffffffff815a5086 RDI: 0000000000000001 [ 91.305683][ T5832] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 [ 91.313722][ T5832] R10: 0000000000000000 R11: 0000000000000001 R12: ffffc900050c77e0 [ 91.321751][ T5832] R13: 0000000000000000 R14: 0000000000000000 R15: 00000000ffffffd0 [ 91.329737][ T5832] FS: 00005555856a6380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 91.338733][ T5832] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.345379][ T5832] CR2: 00007f41ceb380d0 CR3: 0000000074ecc000 CR4: 0000000000350ef0 [ 91.353429][ T5832] Call Trace: [ 91.356729][ T5832] [ 91.359665][ T5832] ? __warn+0xea/0x3c0 [ 91.363796][ T5832] ? mark_lock+0xb5/0xc60 [ 91.368173][ T5832] ? format_decode+0xa07/0xba0 [ 91.373019][ T5832] ? report_bug+0x3c0/0x580 [ 91.377581][ T5832] ? handle_bug+0x54/0xa0 [ 91.382009][ T5832] ? exc_invalid_op+0x17/0x50 [ 91.386849][ T5832] ? asm_exc_invalid_op+0x1a/0x20 [ 91.391993][ T5832] ? __warn_printk+0x199/0x350 [ 91.396820][ T5832] ? __warn_printk+0x1a6/0x350 [ 91.401663][ T5832] ? format_decode+0xa07/0xba0 [ 91.406493][ T5832] ? __pfx_format_decode+0x10/0x10 [ 91.411675][ T5832] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 91.417642][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.423368][ T5832] ? bpf_bprintf_prepare+0x5ea/0x1490 [ 91.428801][ T5832] bstr_printf+0x137/0x1090 [ 91.433391][ T5832] ? __pfx_bstr_printf+0x10/0x10 [ 91.438387][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.444088][ T5832] ? find_held_lock+0x2d/0x110 [ 91.448918][ T5832] ? bpf_test_run+0x450/0xa90 [ 91.453692][ T5832] bpf_trace_printk+0x10b/0x190 [ 91.458599][ T5832] ? __pfx_bpf_trace_printk+0x10/0x10 [ 91.464059][ T5832] ? trace_lock_acquire+0x14e/0x1f0 [ 91.469328][ T5832] ? bpf_test_timer_enter+0x9d/0x180 [ 91.474698][ T5832] ? bpf_test_run+0x450/0xa90 [ 91.479430][ T5832] ? ktime_get+0x206/0x300 [ 91.483908][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.489582][ T5832] ? lockdep_hardirqs_on+0x7c/0x110 [ 91.494860][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.500581][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.506261][ T5832] bpf_prog_12183cdb1cd51dab+0x37/0x3f [ 91.511787][ T5832] bpf_test_run+0x4a0/0xa90 [ 91.516355][ T5832] ? __pfx_bpf_test_run+0x10/0x10 [ 91.521493][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.527166][ T5832] ? __asan_memset+0x23/0x50 [ 91.531860][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.537555][ T5832] bpf_prog_test_run_skb+0xb8d/0x2270 [ 91.543028][ T5832] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 91.548902][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.554707][ T5832] ? fdget+0x176/0x210 [ 91.558842][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.564544][ T5832] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 91.570474][ T5832] __sys_bpf+0xfc9/0x49c0 [ 91.574885][ T5832] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 91.580613][ T5832] ? __pfx___sys_bpf+0x10/0x10 [ 91.585446][ T5832] ? do_raw_spin_lock+0x12d/0x2c0 [ 91.590565][ T5832] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 91.595998][ T5832] ? lock_acquire+0x2f/0xb0 [ 91.600580][ T5832] ? ptrace_stop.part.0+0x488/0x940 [ 91.605930][ T5832] ? ptrace_stop.part.0+0x722/0x940 [ 91.611233][ T5832] ? _raw_spin_unlock_irq+0x23/0x50 [ 91.616492][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.622206][ T5832] ? lockdep_hardirqs_on+0x7c/0x110 [ 91.627475][ T5832] __x64_sys_bpf+0x78/0xc0 [ 91.631979][ T5832] do_syscall_64+0xcd/0x250 [ 91.636545][ T5832] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.642525][ T5832] RIP: 0033:0x7f41ceac1bf9 [ 91.646975][ T5832] 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 [ 91.666657][ T5832] RSP: 002b:00007ffecdbfda28 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 91.675147][ T5832] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f41ceac1bf9 [ 91.683199][ T5832] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 91.691278][ T5832] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 91.699281][ T5832] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 91.707325][ T5832] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 91.715371][ T5832] [ 91.718401][ T5832] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 91.725682][ T5832] CPU: 1 UID: 0 PID: 5832 Comm: syz-executor234 Not tainted 6.13.0-rc3-syzkaller-00258-ge84a3bf7f4aa #0 [ 91.736813][ T5832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 91.746876][ T5832] Call Trace: [ 91.750159][ T5832] [ 91.753119][ T5832] dump_stack_lvl+0x3d/0x1f0 [ 91.757743][ T5832] panic+0x71d/0x800 [ 91.761686][ T5832] ? __pfx_panic+0x10/0x10 [ 91.766138][ T5832] ? show_trace_log_lvl+0x29d/0x3d0 [ 91.771366][ T5832] ? check_panic_on_warn+0x1f/0xb0 [ 91.776775][ T5832] ? format_decode+0xa07/0xba0 [ 91.781578][ T5832] check_panic_on_warn+0xab/0xb0 [ 91.786555][ T5832] __warn+0xf6/0x3c0 [ 91.790477][ T5832] ? mark_lock+0xb5/0xc60 [ 91.794829][ T5832] ? format_decode+0xa07/0xba0 [ 91.799638][ T5832] report_bug+0x3c0/0x580 [ 91.803997][ T5832] handle_bug+0x54/0xa0 [ 91.808204][ T5832] exc_invalid_op+0x17/0x50 [ 91.812764][ T5832] asm_exc_invalid_op+0x1a/0x20 [ 91.817652][ T5832] RIP: 0010:format_decode+0xa07/0xba0 [ 91.823055][ T5832] Code: f6 41 c6 44 24 05 08 e9 c4 fa ff ff e8 32 f5 75 f6 c6 05 d8 f4 23 05 01 90 48 c7 c7 e0 0f cd 8c 40 0f b6 f5 e8 3a 2f 36 f6 90 <0f> 0b 90 90 e9 17 fc ff ff 48 8b 3c 24 e8 37 c2 d7 f6 e9 0f f7 ff [ 91.842939][ T5832] RSP: 0018:ffffc900050c76e0 EFLAGS: 00010282 [ 91.849023][ T5832] RAX: 0000000000000000 RBX: ffffc900050c7954 RCX: ffffffff815a5079 [ 91.857112][ T5832] RDX: ffff8880300c3c00 RSI: ffffffff815a5086 RDI: 0000000000000001 [ 91.865094][ T5832] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 [ 91.873161][ T5832] R10: 0000000000000000 R11: 0000000000000001 R12: ffffc900050c77e0 [ 91.881164][ T5832] R13: 0000000000000000 R14: 0000000000000000 R15: 00000000ffffffd0 [ 91.889155][ T5832] ? __warn_printk+0x199/0x350 [ 91.894041][ T5832] ? __warn_printk+0x1a6/0x350 [ 91.898860][ T5832] ? __pfx_format_decode+0x10/0x10 [ 91.904018][ T5832] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 91.909940][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.915590][ T5832] ? bpf_bprintf_prepare+0x5ea/0x1490 [ 91.920992][ T5832] bstr_printf+0x137/0x1090 [ 91.925526][ T5832] ? __pfx_bstr_printf+0x10/0x10 [ 91.930500][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.936146][ T5832] ? find_held_lock+0x2d/0x110 [ 91.940946][ T5832] ? bpf_test_run+0x450/0xa90 [ 91.945659][ T5832] bpf_trace_printk+0x10b/0x190 [ 91.950537][ T5832] ? __pfx_bpf_trace_printk+0x10/0x10 [ 91.955926][ T5832] ? trace_lock_acquire+0x14e/0x1f0 [ 91.961159][ T5832] ? bpf_test_timer_enter+0x9d/0x180 [ 91.966495][ T5832] ? bpf_test_run+0x450/0xa90 [ 91.971197][ T5832] ? ktime_get+0x206/0x300 [ 91.975626][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.981280][ T5832] ? lockdep_hardirqs_on+0x7c/0x110 [ 91.986505][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.992152][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.997808][ T5832] bpf_prog_12183cdb1cd51dab+0x37/0x3f [ 92.003282][ T5832] bpf_test_run+0x4a0/0xa90 [ 92.007820][ T5832] ? __pfx_bpf_test_run+0x10/0x10 [ 92.012895][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.018629][ T5832] ? __asan_memset+0x23/0x50 [ 92.023252][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.028905][ T5832] bpf_prog_test_run_skb+0xb8d/0x2270 [ 92.034320][ T5832] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 92.040182][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.046184][ T5832] ? fdget+0x176/0x210 [ 92.050289][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.055940][ T5832] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 92.061779][ T5832] __sys_bpf+0xfc9/0x49c0 [ 92.066133][ T5832] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 92.071794][ T5832] ? __pfx___sys_bpf+0x10/0x10 [ 92.076606][ T5832] ? do_raw_spin_lock+0x12d/0x2c0 [ 92.081745][ T5832] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 92.087146][ T5832] ? lock_acquire+0x2f/0xb0 [ 92.091683][ T5832] ? ptrace_stop.part.0+0x488/0x940 [ 92.096915][ T5832] ? ptrace_stop.part.0+0x722/0x940 [ 92.102160][ T5832] ? _raw_spin_unlock_irq+0x23/0x50 [ 92.107405][ T5832] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.113159][ T5832] ? lockdep_hardirqs_on+0x7c/0x110 [ 92.118399][ T5832] __x64_sys_bpf+0x78/0xc0 [ 92.122844][ T5832] do_syscall_64+0xcd/0x250 [ 92.127381][ T5832] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.133305][ T5832] RIP: 0033:0x7f41ceac1bf9 [ 92.137730][ T5832] 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 [ 92.157356][ T5832] RSP: 002b:00007ffecdbfda28 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 92.165790][ T5832] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f41ceac1bf9 [ 92.173775][ T5832] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 92.181757][ T5832] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 92.189737][ T5832] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 92.197722][ T5832] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 92.205749][ T5832] [ 92.208984][ T5832] Kernel Offset: disabled [ 92.213332][ T5832] Rebooting in 86400 seconds..