./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1919547660 <...> Warning: Permanently added '10.128.0.100' (ED25519) to the list of known hosts. execve("./syz-executor1919547660", ["./syz-executor1919547660"], 0x7fffc3250b30 /* 10 vars */) = 0 brk(NULL) = 0x55556a517000 brk(0x55556a517d00) = 0x55556a517d00 arch_prctl(ARCH_SET_FS, 0x55556a517380) = 0 set_tid_address(0x55556a517650) = 5828 set_robust_list(0x55556a517660, 24) = 0 rseq(0x55556a517ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1919547660", 4096) = 28 getrandom("\xb9\xd4\xa6\xf2\x55\xa9\xed\x98", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556a517d00 brk(0x55556a538d00) = 0x55556a538d00 brk(0x55556a539000) = 0x55556a539000 mprotect(0x7f40637b5000, 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 5829 attached [pid 5829] set_robust_list(0x55556a517660, 24 [pid 5828] <... clone resumed>, child_tidptr=0x55556a517650) = 5829 [pid 5829] <... set_robust_list resumed>) = 0 [pid 5829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5829] setpgid(0, 0) = 0 [pid 5829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5829] write(3, "1000", 4) = 4 [pid 5829] close(3) = 0 [pid 5829] write(1, "executing program\n", 18executing program ) = 18 [pid 5829] 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 [ 90.738954][ T5829] ------------[ cut here ]------------ [ 90.744699][ T5829] Please remove unsupported % in format string [ 90.752726][ T5829] WARNING: CPU: 1 PID: 5829 at lib/vsprintf.c:2704 format_decode+0xa07/0xba0 [ 90.761687][ T5829] Modules linked in: [ 90.765669][ T5829] CPU: 1 UID: 0 PID: 5829 Comm: syz-executor191 Not tainted 6.13.0-rc6-syzkaller-00006-g5428dc1906dd #0 [ 90.776856][ T5829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 90.787008][ T5829] RIP: 0010:format_decode+0xa07/0xba0 [ 90.792475][ T5829] Code: f6 41 c6 44 24 05 08 e9 c4 fa ff ff e8 32 d8 75 f6 c6 05 19 da 23 05 01 90 48 c7 c7 a0 15 cd 8c 40 0f b6 f5 e8 7a 0f 36 f6 90 <0f> 0b 90 90 e9 17 fc ff ff 48 8b 3c 24 e8 27 a1 d7 f6 e9 0f f7 ff [ 90.812164][ T5829] RSP: 0018:ffffc90002e476e0 EFLAGS: 00010282 [ 90.818310][ T5829] RAX: 0000000000000000 RBX: ffffc90002e47954 RCX: ffffffff815a5139 [ 90.826368][ T5829] RDX: ffff888030878000 RSI: ffffffff815a5146 RDI: 0000000000000001 [ 90.834535][ T5829] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 [ 90.842617][ T5829] R10: 0000000000000000 R11: 0000000000000001 R12: ffffc90002e477e0 [ 90.850614][ T5829] R13: 0000000000000000 R14: 0000000000000000 R15: 00000000ffffffd0 [ 90.858660][ T5829] FS: 000055556a517380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 90.867678][ T5829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.874381][ T5829] CR2: 00007f40637b90d0 CR3: 00000000710ae000 CR4: 0000000000350ef0 [ 90.882416][ T5829] Call Trace: [ 90.885771][ T5829] [ 90.888721][ T5829] ? __warn+0xea/0x3c0 [ 90.892881][ T5829] ? mark_lock+0xb5/0xc60 [ 90.897274][ T5829] ? format_decode+0xa07/0xba0 [ 90.902083][ T5829] ? report_bug+0x3c0/0x580 [ 90.906688][ T5829] ? handle_bug+0x54/0xa0 [ 90.911099][ T5829] ? exc_invalid_op+0x17/0x50 [ 90.915874][ T5829] ? asm_exc_invalid_op+0x1a/0x20 [ 90.920999][ T5829] ? __warn_printk+0x199/0x350 [ 90.925851][ T5829] ? __warn_printk+0x1a6/0x350 [ 90.930700][ T5829] ? format_decode+0xa07/0xba0 [ 90.935552][ T5829] ? __pfx_format_decode+0x10/0x10 [ 90.940722][ T5829] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 90.946813][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.952530][ T5829] ? bpf_bprintf_prepare+0x5ea/0x1490 [ 90.957955][ T5829] bstr_printf+0x137/0x1090 [ 90.962553][ T5829] ? __pfx_bstr_printf+0x10/0x10 [ 90.967562][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.973267][ T5829] ? find_held_lock+0x2d/0x110 [ 90.978118][ T5829] ? bpf_test_run+0x450/0xa90 [ 90.982892][ T5829] bpf_trace_printk+0x10b/0x190 [ 90.987789][ T5829] ? __pfx_bpf_trace_printk+0x10/0x10 [ 90.993231][ T5829] ? trace_lock_acquire+0x14e/0x1f0 [ 90.998517][ T5829] ? bpf_test_timer_enter+0x9d/0x180 [ 91.003893][ T5829] ? bpf_test_run+0x450/0xa90 [ 91.008628][ T5829] ? ktime_get+0x206/0x300 [ 91.013114][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.018799][ T5829] ? lockdep_hardirqs_on+0x7c/0x110 [ 91.024074][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.029751][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.035466][ T5829] bpf_prog_12183cdb1cd51dab+0x37/0x3f [ 91.040966][ T5829] bpf_test_run+0x4a0/0xa90 [ 91.045579][ T5829] ? __pfx_bpf_test_run+0x10/0x10 [ 91.050690][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.056401][ T5829] ? __asan_memset+0x23/0x50 [ 91.061067][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.066781][ T5829] bpf_prog_test_run_skb+0xb8d/0x2270 [ 91.072243][ T5829] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 91.078137][ T5829] ? lock_acquire+0x2f/0xb0 [ 91.082722][ T5829] ? __might_fault+0xe3/0x190 [ 91.087431][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.093139][ T5829] ? fdget+0x176/0x210 [ 91.097313][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.103022][ T5829] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 91.108907][ T5829] __sys_bpf+0xfc9/0x49c0 [ 91.113337][ T5829] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 91.119038][ T5829] ? __pfx___sys_bpf+0x10/0x10 [ 91.123875][ T5829] ? do_raw_spin_lock+0x12d/0x2c0 [ 91.128985][ T5829] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 91.134472][ T5829] ? lock_acquire+0x2f/0xb0 [ 91.139027][ T5829] ? ptrace_stop.part.0+0x488/0x940 [ 91.144331][ T5829] ? ptrace_stop.part.0+0x722/0x940 [ 91.149611][ T5829] ? _raw_spin_unlock_irq+0x23/0x50 [ 91.154893][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.160770][ T5829] ? lockdep_hardirqs_on+0x7c/0x110 [ 91.166108][ T5829] __x64_sys_bpf+0x78/0xc0 [ 91.170593][ T5829] do_syscall_64+0xcd/0x250 [ 91.175199][ T5829] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.181192][ T5829] RIP: 0033:0x7f4063742bf9 [ 91.185706][ T5829] 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 [ 91.205467][ T5829] RSP: 002b:00007ffe619914a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 91.214004][ T5829] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4063742bf9 [ 91.222102][ T5829] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 91.230169][ T5829] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 91.238406][ T5829] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 91.246448][ T5829] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 91.254581][ T5829] [ 91.257665][ T5829] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 91.264950][ T5829] CPU: 1 UID: 0 PID: 5829 Comm: syz-executor191 Not tainted 6.13.0-rc6-syzkaller-00006-g5428dc1906dd #0 [ 91.276175][ T5829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 91.286352][ T5829] Call Trace: [ 91.289651][ T5829] [ 91.292594][ T5829] dump_stack_lvl+0x3d/0x1f0 [ 91.297277][ T5829] panic+0x71d/0x800 [ 91.301242][ T5829] ? __pfx_panic+0x10/0x10 [ 91.305714][ T5829] ? show_trace_log_lvl+0x29d/0x3d0 [ 91.310958][ T5829] ? check_panic_on_warn+0x1f/0xb0 [ 91.316095][ T5829] ? format_decode+0xa07/0xba0 [ 91.320895][ T5829] check_panic_on_warn+0xab/0xb0 [ 91.325880][ T5829] __warn+0xf6/0x3c0 [ 91.329789][ T5829] ? mark_lock+0xb5/0xc60 [ 91.334137][ T5829] ? format_decode+0xa07/0xba0 [ 91.338952][ T5829] report_bug+0x3c0/0x580 [ 91.343323][ T5829] handle_bug+0x54/0xa0 [ 91.347524][ T5829] exc_invalid_op+0x17/0x50 [ 91.352078][ T5829] asm_exc_invalid_op+0x1a/0x20 [ 91.356962][ T5829] RIP: 0010:format_decode+0xa07/0xba0 [ 91.362370][ T5829] Code: f6 41 c6 44 24 05 08 e9 c4 fa ff ff e8 32 d8 75 f6 c6 05 19 da 23 05 01 90 48 c7 c7 a0 15 cd 8c 40 0f b6 f5 e8 7a 0f 36 f6 90 <0f> 0b 90 90 e9 17 fc ff ff 48 8b 3c 24 e8 27 a1 d7 f6 e9 0f f7 ff [ 91.382014][ T5829] RSP: 0018:ffffc90002e476e0 EFLAGS: 00010282 [ 91.388109][ T5829] RAX: 0000000000000000 RBX: ffffc90002e47954 RCX: ffffffff815a5139 [ 91.396097][ T5829] RDX: ffff888030878000 RSI: ffffffff815a5146 RDI: 0000000000000001 [ 91.404084][ T5829] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 [ 91.412065][ T5829] R10: 0000000000000000 R11: 0000000000000001 R12: ffffc90002e477e0 [ 91.420052][ T5829] R13: 0000000000000000 R14: 0000000000000000 R15: 00000000ffffffd0 [ 91.428051][ T5829] ? __warn_printk+0x199/0x350 [ 91.432853][ T5829] ? __warn_printk+0x1a6/0x350 [ 91.437676][ T5829] ? __pfx_format_decode+0x10/0x10 [ 91.442820][ T5829] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 91.448754][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.454430][ T5829] ? bpf_bprintf_prepare+0x5ea/0x1490 [ 91.459872][ T5829] bstr_printf+0x137/0x1090 [ 91.464410][ T5829] ? __pfx_bstr_printf+0x10/0x10 [ 91.469379][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.475119][ T5829] ? find_held_lock+0x2d/0x110 [ 91.479918][ T5829] ? bpf_test_run+0x450/0xa90 [ 91.484617][ T5829] bpf_trace_printk+0x10b/0x190 [ 91.489489][ T5829] ? __pfx_bpf_trace_printk+0x10/0x10 [ 91.494881][ T5829] ? trace_lock_acquire+0x14e/0x1f0 [ 91.500133][ T5829] ? bpf_test_timer_enter+0x9d/0x180 [ 91.505448][ T5829] ? bpf_test_run+0x450/0xa90 [ 91.510188][ T5829] ? ktime_get+0x206/0x300 [ 91.514664][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.520484][ T5829] ? lockdep_hardirqs_on+0x7c/0x110 [ 91.525714][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.531394][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.537052][ T5829] bpf_prog_12183cdb1cd51dab+0x37/0x3f [ 91.542614][ T5829] bpf_test_run+0x4a0/0xa90 [ 91.547163][ T5829] ? __pfx_bpf_test_run+0x10/0x10 [ 91.552266][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.557924][ T5829] ? __asan_memset+0x23/0x50 [ 91.562557][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.568233][ T5829] bpf_prog_test_run_skb+0xb8d/0x2270 [ 91.573662][ T5829] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 91.579516][ T5829] ? lock_acquire+0x2f/0xb0 [ 91.584039][ T5829] ? __might_fault+0xe3/0x190 [ 91.588744][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.594394][ T5829] ? fdget+0x176/0x210 [ 91.598500][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.604151][ T5829] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 91.609992][ T5829] __sys_bpf+0xfc9/0x49c0 [ 91.614348][ T5829] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 91.620008][ T5829] ? __pfx___sys_bpf+0x10/0x10 [ 91.624814][ T5829] ? do_raw_spin_lock+0x12d/0x2c0 [ 91.629868][ T5829] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 91.635281][ T5829] ? lock_acquire+0x2f/0xb0 [ 91.639812][ T5829] ? ptrace_stop.part.0+0x488/0x940 [ 91.645042][ T5829] ? ptrace_stop.part.0+0x722/0x940 [ 91.650292][ T5829] ? _raw_spin_unlock_irq+0x23/0x50 [ 91.655532][ T5829] ? srso_alias_return_thunk+0x5/0xfbef5 [ 91.661201][ T5829] ? lockdep_hardirqs_on+0x7c/0x110 [ 91.666459][ T5829] __x64_sys_bpf+0x78/0xc0 [ 91.670905][ T5829] do_syscall_64+0xcd/0x250 [ 91.675445][ T5829] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.681371][ T5829] RIP: 0033:0x7f4063742bf9 [ 91.685799][ T5829] 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 [ 91.705422][ T5829] RSP: 002b:00007ffe619914a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 91.713855][ T5829] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4063742bf9 [ 91.721839][ T5829] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 91.729838][ T5829] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 91.737823][ T5829] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 91.745803][ T5829] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 91.753976][ T5829] [ 91.757492][ T5829] Kernel Offset: disabled [ 91.761853][ T5829] Rebooting in 86400 seconds..