./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor879345531 <...> Warning: Permanently added '10.128.0.170' (ED25519) to the list of known hosts. execve("./syz-executor879345531", ["./syz-executor879345531"], 0x7ffcebe1a220 /* 10 vars */) = 0 brk(NULL) = 0x55555a053000 brk(0x55555a053d00) = 0x55555a053d00 arch_prctl(ARCH_SET_FS, 0x55555a053380) = 0 set_tid_address(0x55555a053650) = 5090 set_robust_list(0x55555a053660, 24) = 0 rseq(0x55555a053ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor879345531", 4096) = 27 getrandom("\x17\xf6\x99\xf4\x82\xb9\x1d\x55", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555a053d00 brk(0x55555a074d00) = 0x55555a074d00 brk(0x55555a075000) = 0x55555a075000 mprotect(0x7f9162da8000, 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=0x55555a053650) = 5091 ./strace-static-x86_64: Process 5091 attached [pid 5091] set_robust_list(0x55555a053660, 24) = 0 [pid 5091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5091] setpgid(0, 0) = 0 [pid 5091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5091] write(3, "1000", 4) = 4 [pid 5091] close(3) = 0 [pid 5091] write(1, "executing program\n", 18executing program ) = 18 [pid 5091] 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 [ 74.632127][ T5091] ------------[ cut here ]------------ [ 74.637813][ T5091] Please remove unsupported % in format string [ 74.645583][ T5091] WARNING: CPU: 0 PID: 5091 at lib/vsprintf.c:2680 format_decode+0x1193/0x1bb0 [ 74.654905][ T5091] Modules linked in: [ 74.658973][ T5091] CPU: 0 PID: 5091 Comm: syz-executor879 Not tainted 6.10.0-rc1-syzkaller-00021-ge0cce98fe279 #0 [ 74.669758][ T5091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 74.679931][ T5091] RIP: 0010:format_decode+0x1193/0x1bb0 [ 74.685583][ T5091] Code: 8a 16 f6 c6 05 09 40 18 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 20 78 ec 8c e8 5e b9 d8 f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 74.705617][ T5091] RSP: 0018:ffffc9000319f660 EFLAGS: 00010246 [ 74.711792][ T5091] RAX: 9b11fee9438eae00 RBX: 0000000000000000 RCX: ffff88805c125a00 [ 74.719837][ T5091] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 74.728516][ T5091] RBP: ffffc9000319f750 R08: ffffffff815847a2 R09: fffffbfff1c3998c [ 74.736593][ T5091] R10: dffffc0000000000 R11: fffffbfff1c3998c R12: 1ffff92000633f31 [ 74.744635][ T5091] R13: ffffc9000319f98c R14: dffffc0000000000 R15: ffff0000ffffff00 [ 74.752684][ T5091] FS: 000055555a053380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 74.761674][ T5091] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.768303][ T5091] CR2: 00007f9162dac0d0 CR3: 0000000078170000 CR4: 0000000000350ef0 [ 74.776346][ T5091] Call Trace: [ 74.779646][ T5091] [ 74.782641][ T5091] ? __warn+0x163/0x4e0 [ 74.786837][ T5091] ? format_decode+0x1193/0x1bb0 [ 74.791855][ T5091] ? report_bug+0x2b3/0x500 [ 74.796407][ T5091] ? format_decode+0x1193/0x1bb0 [ 74.801423][ T5091] ? handle_bug+0x3e/0x70 [ 74.805778][ T5091] ? exc_invalid_op+0x1a/0x50 [ 74.810471][ T5091] ? asm_exc_invalid_op+0x1a/0x20 [ 74.815586][ T5091] ? __warn_printk+0x292/0x360 [ 74.820389][ T5091] ? format_decode+0x1193/0x1bb0 [ 74.825411][ T5091] ? __pfx_format_decode+0x10/0x10 [ 74.830554][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.836251][ T5091] ? bstr_printf+0x721/0x1210 [ 74.841020][ T5091] bstr_printf+0x137/0x1210 [ 74.845569][ T5091] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 74.851997][ T5091] ? __pfx_bstr_printf+0x10/0x10 [ 74.856975][ T5091] ? timekeeping_get_ns+0x5c/0x420 [ 74.862174][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.867849][ T5091] ? lockdep_hardirqs_on+0x99/0x150 [ 74.873129][ T5091] ? bpf_trace_printk+0x115/0x230 [ 74.878186][ T5091] bpf_trace_printk+0x1a1/0x230 [ 74.883115][ T5091] ? timekeeping_get_ns+0x2b1/0x420 [ 74.888379][ T5091] ? __pfx_bpf_trace_printk+0x10/0x10 [ 74.893819][ T5091] ? timekeeping_get_ns+0x2b1/0x420 [ 74.899051][ T5091] ? bpf_test_run+0x31e/0x910 [ 74.903806][ T5091] ? bpf_test_run+0x31e/0x910 [ 74.908510][ T5091] bpf_prog_21da1b68f62e1237+0x36/0x41 [ 74.914026][ T5091] bpf_test_run+0x40b/0x910 [ 74.918571][ T5091] ? __pfx_bpf_test_run+0x10/0x10 [ 74.923651][ T5091] ? eth_type_trans+0x3d1/0x7a0 [ 74.928546][ T5091] ? __pfx_eth_type_trans+0x10/0x10 [ 74.933819][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.939489][ T5091] ? convert___skb_to_skb+0x41/0x620 [ 74.944842][ T5091] bpf_prog_test_run_skb+0xafa/0x13a0 [ 74.950265][ T5091] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 74.956140][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.961838][ T5091] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 74.967656][ T5091] bpf_prog_test_run+0x33c/0x3b0 [ 74.972659][ T5091] __sys_bpf+0x48d/0x810 [ 74.976953][ T5091] ? __pfx___sys_bpf+0x10/0x10 [ 74.981828][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.987540][ T5091] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 74.993957][ T5091] ? exc_page_fault+0x590/0x8c0 [ 74.998839][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 75.004574][ T5091] __x64_sys_bpf+0x7c/0x90 [ 75.009032][ T5091] do_syscall_64+0xf3/0x230 [ 75.013609][ T5091] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.019535][ T5091] RIP: 0033:0x7f9162d35bb9 [ 75.024019][ T5091] 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 [ 75.044535][ T5091] RSP: 002b:00007ffcfb1cace8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 75.053041][ T5091] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9162d35bb9 [ 75.061076][ T5091] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 75.069054][ T5091] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 75.077152][ T5091] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 75.085196][ T5091] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 75.093315][ T5091] [ 75.096356][ T5091] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 75.103684][ T5091] CPU: 0 PID: 5091 Comm: syz-executor879 Not tainted 6.10.0-rc1-syzkaller-00021-ge0cce98fe279 #0 [ 75.114185][ T5091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 75.124387][ T5091] Call Trace: [ 75.127677][ T5091] [ 75.130626][ T5091] dump_stack_lvl+0x241/0x360 [ 75.135352][ T5091] ? __pfx_dump_stack_lvl+0x10/0x10 [ 75.140560][ T5091] ? __pfx__printk+0x10/0x10 [ 75.145163][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 75.150803][ T5091] ? vscnprintf+0x5d/0x90 [ 75.155204][ T5091] panic+0x349/0x860 [ 75.159141][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 75.164806][ T5091] ? __warn+0x172/0x4e0 [ 75.168987][ T5091] ? __pfx_panic+0x10/0x10 [ 75.173439][ T5091] __warn+0x346/0x4e0 [ 75.177445][ T5091] ? format_decode+0x1193/0x1bb0 [ 75.182409][ T5091] report_bug+0x2b3/0x500 [ 75.186764][ T5091] ? format_decode+0x1193/0x1bb0 [ 75.191731][ T5091] handle_bug+0x3e/0x70 [ 75.195909][ T5091] exc_invalid_op+0x1a/0x50 [ 75.200425][ T5091] asm_exc_invalid_op+0x1a/0x20 [ 75.205293][ T5091] RIP: 0010:format_decode+0x1193/0x1bb0 [ 75.210858][ T5091] Code: 8a 16 f6 c6 05 09 40 18 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 20 78 ec 8c e8 5e b9 d8 f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 75.230564][ T5091] RSP: 0018:ffffc9000319f660 EFLAGS: 00010246 [ 75.236650][ T5091] RAX: 9b11fee9438eae00 RBX: 0000000000000000 RCX: ffff88805c125a00 [ 75.244628][ T5091] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 75.252605][ T5091] RBP: ffffc9000319f750 R08: ffffffff815847a2 R09: fffffbfff1c3998c [ 75.260586][ T5091] R10: dffffc0000000000 R11: fffffbfff1c3998c R12: 1ffff92000633f31 [ 75.268651][ T5091] R13: ffffc9000319f98c R14: dffffc0000000000 R15: ffff0000ffffff00 [ 75.276639][ T5091] ? __warn_printk+0x292/0x360 [ 75.281446][ T5091] ? __pfx_format_decode+0x10/0x10 [ 75.286572][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 75.292256][ T5091] ? bstr_printf+0x721/0x1210 [ 75.296981][ T5091] bstr_printf+0x137/0x1210 [ 75.301519][ T5091] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 75.307877][ T5091] ? __pfx_bstr_printf+0x10/0x10 [ 75.312838][ T5091] ? timekeeping_get_ns+0x5c/0x420 [ 75.317968][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 75.323625][ T5091] ? lockdep_hardirqs_on+0x99/0x150 [ 75.328892][ T5091] ? bpf_trace_printk+0x115/0x230 [ 75.334043][ T5091] bpf_trace_printk+0x1a1/0x230 [ 75.339427][ T5091] ? timekeeping_get_ns+0x2b1/0x420 [ 75.344667][ T5091] ? __pfx_bpf_trace_printk+0x10/0x10 [ 75.350125][ T5091] ? timekeeping_get_ns+0x2b1/0x420 [ 75.355407][ T5091] ? bpf_test_run+0x31e/0x910 [ 75.360150][ T5091] ? bpf_test_run+0x31e/0x910 [ 75.364863][ T5091] bpf_prog_21da1b68f62e1237+0x36/0x41 [ 75.370337][ T5091] bpf_test_run+0x40b/0x910 [ 75.374888][ T5091] ? __pfx_bpf_test_run+0x10/0x10 [ 75.379928][ T5091] ? eth_type_trans+0x3d1/0x7a0 [ 75.384815][ T5091] ? __pfx_eth_type_trans+0x10/0x10 [ 75.390039][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 75.395781][ T5091] ? convert___skb_to_skb+0x41/0x620 [ 75.401091][ T5091] bpf_prog_test_run_skb+0xafa/0x13a0 [ 75.406512][ T5091] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 75.412337][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 75.417987][ T5091] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 75.423806][ T5091] bpf_prog_test_run+0x33c/0x3b0 [ 75.428761][ T5091] __sys_bpf+0x48d/0x810 [ 75.433033][ T5091] ? __pfx___sys_bpf+0x10/0x10 [ 75.437816][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 75.443489][ T5091] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 75.449830][ T5091] ? exc_page_fault+0x590/0x8c0 [ 75.454692][ T5091] ? srso_alias_return_thunk+0x5/0xfbef5 [ 75.460347][ T5091] __x64_sys_bpf+0x7c/0x90 [ 75.465226][ T5091] do_syscall_64+0xf3/0x230 [ 75.469746][ T5091] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.475652][ T5091] RIP: 0033:0x7f9162d35bb9 [ 75.480075][ T5091] 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 [ 75.499808][ T5091] RSP: 002b:00007ffcfb1cace8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 75.508243][ T5091] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9162d35bb9 [ 75.516225][ T5091] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 75.524209][ T5091] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 75.532278][ T5091] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 75.540258][ T5091] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 75.548254][ T5091] [ 75.551553][ T5091] Kernel Offset: disabled [ 75.555915][ T5091] Rebooting in 86400 seconds..