./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1082421096 <...> [ 101.445192][ T9] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.233' (ED25519) to the list of known hosts. execve("./syz-executor1082421096", ["./syz-executor1082421096"], 0x7ffcbb42b460 /* 10 vars */) = 0 brk(NULL) = 0x55558fa08000 brk(0x55558fa08d00) = 0x55558fa08d00 arch_prctl(ARCH_SET_FS, 0x55558fa08380) = 0 set_tid_address(0x55558fa08650) = 5839 set_robust_list(0x55558fa08660, 24) = 0 rseq(0x55558fa08ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1082421096", 4096) = 28 getrandom("\x42\x1d\x66\xdb\x89\x27\xb8\x16", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558fa08d00 brk(0x55558fa29d00) = 0x55558fa29d00 brk(0x55558fa2a000) = 0x55558fa2a000 mprotect(0x7f4105c31000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5840 attached [pid 5840] set_robust_list(0x55558fa08660, 24 [pid 5839] <... clone resumed>, child_tidptr=0x55558fa08650) = 5840 [pid 5840] <... set_robust_list resumed>) = 0 [pid 5840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5840] setpgid(0, 0) = 0 [pid 5840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5840] write(3, "1000", 4) = 4 [pid 5840] close(3) = 0 [pid 5840] write(1, "executing program\n", 18executing program ) = 18 [pid 5840] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=8, insns=0x200000001000, 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 [ 106.223009][ T5840] ------------[ cut here ]------------ [ 106.228527][ T5840] Please remove unsupported % in format string [ 106.236300][ T5840] WARNING: CPU: 0 PID: 5840 at lib/vsprintf.c:2724 format_decode+0xac6/0xd40 [ 106.245148][ T5840] Modules linked in: [ 106.249146][ T5840] CPU: 0 UID: 0 PID: 5840 Comm: syz-executor108 Not tainted 6.15.0-syzkaller-11173-g546b1c9e93c2 #0 PREEMPT(full) [ 106.261304][ T5840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 106.271435][ T5840] RIP: 0010:format_decode+0xac6/0xd40 [ 106.276890][ T5840] Code: ea 03 0f b6 04 02 4c 89 ea 83 e2 07 38 d0 7f 08 84 c0 0f 85 c2 01 00 00 41 0f b6 75 00 48 c7 c7 20 fc f2 8c e8 7b 64 03 f6 90 <0f> 0b 90 90 e9 d8 fa ff ff 49 bc 00 00 00 00 00 fc ff df 31 db e8 [ 106.296599][ T5840] RSP: 0018:ffffc90003bdf6b8 EFLAGS: 00010282 [ 106.302685][ T5840] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff817ad368 [ 106.310728][ T5840] RDX: ffff888034e59e00 RSI: ffffffff817ad375 RDI: 0000000000000001 [ 106.318765][ T5840] RBP: ffffc90003bdf758 R08: 0000000000000001 R09: 0000000000000000 [ 106.326827][ T5840] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000004 [ 106.334894][ T5840] R13: ffffc90003bdf95c R14: ffffc90003bdf7e8 R15: 0000000000000000 [ 106.342936][ T5840] FS: 000055558fa08380(0000) GS:ffff88812496c000(0000) knlGS:0000000000000000 [ 106.351920][ T5840] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.358585][ T5840] CR2: 00007f4105c350d0 CR3: 0000000074820000 CR4: 0000000000350ef0 [ 106.366612][ T5840] Call Trace: [ 106.369893][ T5840] [ 106.372900][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.378592][ T5840] ? __pfx_format_decode+0x10/0x10 [ 106.383802][ T5840] ? __lock_acquire+0xb8a/0x1c90 [ 106.388798][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.394505][ T5840] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 106.400446][ T5840] bstr_printf+0x168/0x10a0 [ 106.405017][ T5840] ? __pfx_bstr_printf+0x10/0x10 [ 106.410022][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.415719][ T5840] ? __lock_acquire+0x622/0x1c90 [ 106.420725][ T5840] ? bpf_test_run+0x43d/0xa70 [ 106.425500][ T5840] bpf_trace_printk+0x10a/0x190 [ 106.430419][ T5840] ? __pfx_bpf_trace_printk+0x10/0x10 [ 106.435905][ T5840] ? bpf_test_run+0x43d/0xa70 [ 106.440619][ T5840] ? ktime_get+0x200/0x310 [ 106.445112][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.450797][ T5840] ? lockdep_hardirqs_on+0x7c/0x110 [ 106.456124][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.461818][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.467556][ T5840] bpf_prog_21da1b68f62e1237+0x37/0x42 [ 106.473086][ T5840] bpf_test_run+0x48c/0xa70 [ 106.477705][ T5840] ? __pfx_bpf_test_run+0x10/0x10 [ 106.482849][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.488527][ T5840] ? __asan_memset+0x23/0x50 [ 106.493172][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.498853][ T5840] bpf_prog_test_run_skb+0xb92/0x2280 [ 106.504316][ T5840] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 106.510164][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.515859][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.521552][ T5840] ? fdget+0x176/0x210 [ 106.525681][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.531358][ T5840] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 106.537225][ T5840] __sys_bpf+0x1488/0x4d80 [ 106.541692][ T5840] ? __pfx___sys_bpf+0x10/0x10 [ 106.546513][ T5840] ? do_raw_spin_lock+0x12c/0x2b0 [ 106.551596][ T5840] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 106.557043][ T5840] ? ptrace_stop.part.0+0x732/0x950 [ 106.562313][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.568001][ T5840] ? rcu_is_watching+0x12/0xc0 [ 106.572843][ T5840] ? _raw_spin_unlock_irq+0x23/0x50 [ 106.578088][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.583794][ T5840] ? lockdep_hardirqs_on+0x7c/0x110 [ 106.589057][ T5840] __x64_sys_bpf+0x78/0xc0 [ 106.593592][ T5840] do_syscall_64+0xcd/0x4c0 [ 106.598151][ T5840] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 106.604117][ T5840] RIP: 0033:0x7f4105bbebb9 [ 106.608560][ T5840] 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 [ 106.628235][ T5840] RSP: 002b:00007fffb1c27e48 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 106.636703][ T5840] RAX: ffffffffffffffda RBX: 64006ad576d86aa0 RCX: 00007f4105bbebb9 [ 106.644724][ T5840] RDX: 0000000000000028 RSI: 0000200000000080 RDI: 000000000000000a [ 106.652719][ T5840] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 106.660743][ T5840] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 106.668758][ T5840] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 106.676798][ T5840] [ 106.679824][ T5840] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 106.687109][ T5840] CPU: 0 UID: 0 PID: 5840 Comm: syz-executor108 Not tainted 6.15.0-syzkaller-11173-g546b1c9e93c2 #0 PREEMPT(full) [ 106.699203][ T5840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 106.709266][ T5840] Call Trace: [ 106.712555][ T5840] [ 106.715499][ T5840] dump_stack_lvl+0x3d/0x1f0 [ 106.720119][ T5840] panic+0x71c/0x800 [ 106.724057][ T5840] ? __pfx_panic+0x10/0x10 [ 106.728523][ T5840] ? show_trace_log_lvl+0x29b/0x3e0 [ 106.733774][ T5840] ? check_panic_on_warn+0x1f/0xb0 [ 106.738932][ T5840] ? format_decode+0xac6/0xd40 [ 106.743734][ T5840] check_panic_on_warn+0xab/0xb0 [ 106.748726][ T5840] __warn+0xf6/0x3c0 [ 106.752670][ T5840] ? format_decode+0xac6/0xd40 [ 106.757478][ T5840] report_bug+0x3c3/0x580 [ 106.761866][ T5840] ? format_decode+0xac6/0xd40 [ 106.766672][ T5840] handle_bug+0x184/0x210 [ 106.771035][ T5840] exc_invalid_op+0x17/0x50 [ 106.775579][ T5840] asm_exc_invalid_op+0x1a/0x20 [ 106.780461][ T5840] RIP: 0010:format_decode+0xac6/0xd40 [ 106.785875][ T5840] Code: ea 03 0f b6 04 02 4c 89 ea 83 e2 07 38 d0 7f 08 84 c0 0f 85 c2 01 00 00 41 0f b6 75 00 48 c7 c7 20 fc f2 8c e8 7b 64 03 f6 90 <0f> 0b 90 90 e9 d8 fa ff ff 49 bc 00 00 00 00 00 fc ff df 31 db e8 [ 106.805606][ T5840] RSP: 0018:ffffc90003bdf6b8 EFLAGS: 00010282 [ 106.811700][ T5840] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff817ad368 [ 106.819693][ T5840] RDX: ffff888034e59e00 RSI: ffffffff817ad375 RDI: 0000000000000001 [ 106.827685][ T5840] RBP: ffffc90003bdf758 R08: 0000000000000001 R09: 0000000000000000 [ 106.835679][ T5840] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000004 [ 106.843673][ T5840] R13: ffffc90003bdf95c R14: ffffc90003bdf7e8 R15: 0000000000000000 [ 106.851674][ T5840] ? __warn_printk+0x198/0x350 [ 106.856481][ T5840] ? __warn_printk+0x1a5/0x350 [ 106.861378][ T5840] ? format_decode+0xac5/0xd40 [ 106.866178][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.871856][ T5840] ? __pfx_format_decode+0x10/0x10 [ 106.877019][ T5840] ? __lock_acquire+0xb8a/0x1c90 [ 106.882009][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.887679][ T5840] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 106.893607][ T5840] bstr_printf+0x168/0x10a0 [ 106.898145][ T5840] ? __pfx_bstr_printf+0x10/0x10 [ 106.903110][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.908774][ T5840] ? __lock_acquire+0x622/0x1c90 [ 106.913758][ T5840] ? bpf_test_run+0x43d/0xa70 [ 106.918458][ T5840] bpf_trace_printk+0x10a/0x190 [ 106.923353][ T5840] ? __pfx_bpf_trace_printk+0x10/0x10 [ 106.928783][ T5840] ? bpf_test_run+0x43d/0xa70 [ 106.933484][ T5840] ? ktime_get+0x200/0x310 [ 106.937943][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.943612][ T5840] ? lockdep_hardirqs_on+0x7c/0x110 [ 106.948861][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.954528][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.960205][ T5840] bpf_prog_21da1b68f62e1237+0x37/0x42 [ 106.965689][ T5840] bpf_test_run+0x48c/0xa70 [ 106.970233][ T5840] ? __pfx_bpf_test_run+0x10/0x10 [ 106.975322][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.980988][ T5840] ? __asan_memset+0x23/0x50 [ 106.985630][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 106.991334][ T5840] bpf_prog_test_run_skb+0xb92/0x2280 [ 106.996760][ T5840] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 107.002609][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 107.008320][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 107.013989][ T5840] ? fdget+0x176/0x210 [ 107.018097][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 107.023763][ T5840] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 107.029602][ T5840] __sys_bpf+0x1488/0x4d80 [ 107.034067][ T5840] ? __pfx___sys_bpf+0x10/0x10 [ 107.038874][ T5840] ? do_raw_spin_lock+0x12c/0x2b0 [ 107.043933][ T5840] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 107.049353][ T5840] ? ptrace_stop.part.0+0x732/0x950 [ 107.054614][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 107.060277][ T5840] ? rcu_is_watching+0x12/0xc0 [ 107.065087][ T5840] ? _raw_spin_unlock_irq+0x23/0x50 [ 107.070326][ T5840] ? srso_alias_return_thunk+0x5/0xfbef5 [ 107.075990][ T5840] ? lockdep_hardirqs_on+0x7c/0x110 [ 107.081216][ T5840] __x64_sys_bpf+0x78/0xc0 [ 107.085690][ T5840] do_syscall_64+0xcd/0x4c0 [ 107.090225][ T5840] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 107.096186][ T5840] RIP: 0033:0x7f4105bbebb9 [ 107.100621][ T5840] 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 [ 107.120274][ T5840] RSP: 002b:00007fffb1c27e48 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 107.128716][ T5840] RAX: ffffffffffffffda RBX: 64006ad576d86aa0 RCX: 00007f4105bbebb9 [ 107.136707][ T5840] RDX: 0000000000000028 RSI: 0000200000000080 RDI: 000000000000000a [ 107.144692][ T5840] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 107.152707][ T5840] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 107.160701][ T5840] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 107.168711][ T5840] [ 107.171946][ T5840] Kernel Offset: disabled [ 107.176278][ T5840] Rebooting in 86400 seconds..