./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1854548782 <...> Warning: Permanently added '10.128.0.252' (ED25519) to the list of known hosts. execve("./syz-executor1854548782", ["./syz-executor1854548782"], 0x7ffffd25c2e0 /* 10 vars */) = 0 brk(NULL) = 0x555576110000 brk(0x555576110d00) = 0x555576110d00 arch_prctl(ARCH_SET_FS, 0x555576110380) = 0 set_tid_address(0x555576110650) = 5089 set_robust_list(0x555576110660, 24) = 0 rseq(0x555576110ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1854548782", 4096) = 28 getrandom("\x68\x91\x8f\x81\x95\xfe\x75\x39", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555576110d00 brk(0x555576131d00) = 0x555576131d00 brk(0x555576132000) = 0x555576132000 mprotect(0x7f154eedc000, 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 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 [ 73.437666][ T5089] ------------[ cut here ]------------ [ 73.443249][ T5089] Please remove unsupported % in format string [ 73.450412][ T5089] WARNING: CPU: 0 PID: 5089 at lib/vsprintf.c:2680 format_decode+0x1193/0x1bb0 [ 73.459440][ T5089] Modules linked in: [ 73.463388][ T5089] CPU: 0 PID: 5089 Comm: syz-executor185 Not tainted 6.9.0-rc6-syzkaller-00234-g7367539ad4b0 #0 [ 73.473852][ T5089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 73.483967][ T5089] RIP: 0010:format_decode+0x1193/0x1bb0 [ 73.489533][ T5089] Code: 4e 1c f6 c6 05 a2 df 19 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 c0 36 e8 8c e8 6e ca de f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 73.509368][ T5089] RSP: 0018:ffffc9000372f660 EFLAGS: 00010246 [ 73.515586][ T5089] RAX: e37c4388dd868300 RBX: 0000000000000000 RCX: ffff88805ed21e00 [ 73.523603][ T5089] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 73.531645][ T5089] RBP: ffffc9000372f750 R08: ffffffff81588f12 R09: 1ffff1101728519a [ 73.539628][ T5089] R10: dffffc0000000000 R11: ffffed101728519b R12: 1ffff920006e5f31 [ 73.547654][ T5089] R13: ffffc9000372f98c R14: dffffc0000000000 R15: ffff0000ffffff00 [ 73.555671][ T5089] FS: 0000555576110380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 73.564642][ T5089] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.571247][ T5089] CR2: 00007f6ad01f1b10 CR3: 0000000079c40000 CR4: 0000000000350ef0 [ 73.579349][ T5089] Call Trace: [ 73.582669][ T5089] [ 73.585593][ T5089] ? __warn+0x163/0x4e0 [ 73.589759][ T5089] ? format_decode+0x1193/0x1bb0 [ 73.594766][ T5089] ? report_bug+0x2b3/0x500 [ 73.599304][ T5089] ? format_decode+0x1193/0x1bb0 [ 73.604314][ T5089] ? handle_bug+0x3e/0x70 [ 73.608689][ T5089] ? exc_invalid_op+0x1a/0x50 [ 73.613430][ T5089] ? asm_exc_invalid_op+0x1a/0x20 [ 73.618479][ T5089] ? __warn_printk+0x292/0x360 [ 73.623295][ T5089] ? format_decode+0x1193/0x1bb0 [ 73.628257][ T5089] ? __pfx_format_decode+0x10/0x10 [ 73.633416][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.639075][ T5089] ? bstr_printf+0x721/0x1210 [ 73.643816][ T5089] bstr_printf+0x137/0x1210 [ 73.648353][ T5089] ? __pfx_bstr_printf+0x10/0x10 [ 73.653343][ T5089] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 73.659718][ T5089] ? bpf_trace_printk+0x115/0x230 [ 73.664796][ T5089] bpf_trace_printk+0x1a1/0x230 [ 73.669660][ T5089] ? ktime_get+0x1b6/0x280 [ 73.674130][ T5089] ? __pfx_bpf_trace_printk+0x10/0x10 [ 73.679517][ T5089] ? ktime_get+0x1b6/0x280 [ 73.683984][ T5089] ? __kasan_krealloc+0xb8/0xe0 [ 73.688861][ T5089] ? bpf_test_run+0x31e/0x900 [ 73.693605][ T5089] ? __x64_sys_bpf+0x7c/0x90 [ 73.698213][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.703893][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.709548][ T5089] ? ktime_get+0x24c/0x280 [ 73.714016][ T5089] ? bpf_test_run+0x31e/0x900 [ 73.718724][ T5089] bpf_prog_12183cdb1cd51dab+0x36/0x3e [ 73.724245][ T5089] bpf_test_run+0x40b/0x900 [ 73.728818][ T5089] ? __pfx_bpf_test_run+0x10/0x10 [ 73.733993][ T5089] ? eth_type_trans+0x3d1/0x7a0 [ 73.738896][ T5089] ? __pfx_eth_type_trans+0x10/0x10 [ 73.744164][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.749826][ T5089] ? convert___skb_to_skb+0x41/0x620 [ 73.755167][ T5089] bpf_prog_test_run_skb+0xafa/0x13a0 [ 73.760678][ T5089] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 73.766547][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.772253][ T5089] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 73.778073][ T5089] bpf_prog_test_run+0x33c/0x3b0 [ 73.783072][ T5089] __sys_bpf+0x48d/0x810 [ 73.787341][ T5089] ? __pfx___sys_bpf+0x10/0x10 [ 73.792183][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.797856][ T5089] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 73.804301][ T5089] ? do_syscall_64+0x102/0x240 [ 73.809114][ T5089] __x64_sys_bpf+0x7c/0x90 [ 73.813597][ T5089] do_syscall_64+0xf5/0x240 [ 73.818134][ T5089] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 73.824077][ T5089] RIP: 0033:0x7f154ee694e9 [ 73.828505][ T5089] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 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 [ 73.848152][ T5089] RSP: 002b:00007fffa236d468 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 73.856651][ T5089] RAX: ffffffffffffffda RBX: 00007fffa236d638 RCX: 00007f154ee694e9 [ 73.864690][ T5089] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 73.872715][ T5089] RBP: 00007f154eedc610 R08: 0000000000000000 R09: 00007fffa236d638 [ 73.880708][ T5089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 73.888757][ T5089] R13: 00007fffa236d628 R14: 0000000000000001 R15: 0000000000000001 [ 73.896782][ T5089] [ 73.899795][ T5089] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 73.907060][ T5089] CPU: 0 PID: 5089 Comm: syz-executor185 Not tainted 6.9.0-rc6-syzkaller-00234-g7367539ad4b0 #0 [ 73.917461][ T5089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 73.927526][ T5089] Call Trace: [ 73.930791][ T5089] [ 73.933729][ T5089] dump_stack_lvl+0x241/0x360 [ 73.938413][ T5089] ? __pfx_dump_stack_lvl+0x10/0x10 [ 73.943609][ T5089] ? __pfx__printk+0x10/0x10 [ 73.948200][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.953830][ T5089] ? vscnprintf+0x5d/0x90 [ 73.958154][ T5089] panic+0x349/0x860 [ 73.962047][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.967678][ T5089] ? __warn+0x172/0x4e0 [ 73.971840][ T5089] ? __pfx_panic+0x10/0x10 [ 73.976267][ T5089] __warn+0x346/0x4e0 [ 73.980246][ T5089] ? format_decode+0x1193/0x1bb0 [ 73.985178][ T5089] report_bug+0x2b3/0x500 [ 73.989532][ T5089] ? format_decode+0x1193/0x1bb0 [ 73.994479][ T5089] handle_bug+0x3e/0x70 [ 73.998637][ T5089] exc_invalid_op+0x1a/0x50 [ 74.003149][ T5089] asm_exc_invalid_op+0x1a/0x20 [ 74.008029][ T5089] RIP: 0010:format_decode+0x1193/0x1bb0 [ 74.013578][ T5089] Code: 4e 1c f6 c6 05 a2 df 19 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 c0 36 e8 8c e8 6e ca de f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 74.033183][ T5089] RSP: 0018:ffffc9000372f660 EFLAGS: 00010246 [ 74.039254][ T5089] RAX: e37c4388dd868300 RBX: 0000000000000000 RCX: ffff88805ed21e00 [ 74.047223][ T5089] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 74.055195][ T5089] RBP: ffffc9000372f750 R08: ffffffff81588f12 R09: 1ffff1101728519a [ 74.063166][ T5089] R10: dffffc0000000000 R11: ffffed101728519b R12: 1ffff920006e5f31 [ 74.071136][ T5089] R13: ffffc9000372f98c R14: dffffc0000000000 R15: ffff0000ffffff00 [ 74.079116][ T5089] ? __warn_printk+0x292/0x360 [ 74.083934][ T5089] ? __pfx_format_decode+0x10/0x10 [ 74.089047][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.094689][ T5089] ? bstr_printf+0x721/0x1210 [ 74.099372][ T5089] bstr_printf+0x137/0x1210 [ 74.103893][ T5089] ? __pfx_bstr_printf+0x10/0x10 [ 74.108833][ T5089] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 74.115182][ T5089] ? bpf_trace_printk+0x115/0x230 [ 74.120211][ T5089] bpf_trace_printk+0x1a1/0x230 [ 74.125060][ T5089] ? ktime_get+0x1b6/0x280 [ 74.129487][ T5089] ? __pfx_bpf_trace_printk+0x10/0x10 [ 74.134856][ T5089] ? ktime_get+0x1b6/0x280 [ 74.139283][ T5089] ? __kasan_krealloc+0xb8/0xe0 [ 74.144143][ T5089] ? bpf_test_run+0x31e/0x900 [ 74.148834][ T5089] ? __x64_sys_bpf+0x7c/0x90 [ 74.153430][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.159069][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.164705][ T5089] ? ktime_get+0x24c/0x280 [ 74.169130][ T5089] ? bpf_test_run+0x31e/0x900 [ 74.173818][ T5089] bpf_prog_12183cdb1cd51dab+0x36/0x3e [ 74.179276][ T5089] bpf_test_run+0x40b/0x900 [ 74.183809][ T5089] ? __pfx_bpf_test_run+0x10/0x10 [ 74.188840][ T5089] ? eth_type_trans+0x3d1/0x7a0 [ 74.193709][ T5089] ? __pfx_eth_type_trans+0x10/0x10 [ 74.198914][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.204552][ T5089] ? convert___skb_to_skb+0x41/0x620 [ 74.209854][ T5089] bpf_prog_test_run_skb+0xafa/0x13a0 [ 74.215440][ T5089] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 74.221264][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.226902][ T5089] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 74.232723][ T5089] bpf_prog_test_run+0x33c/0x3b0 [ 74.237676][ T5089] __sys_bpf+0x48d/0x810 [ 74.241930][ T5089] ? __pfx___sys_bpf+0x10/0x10 [ 74.246695][ T5089] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.252358][ T5089] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 74.258693][ T5089] ? do_syscall_64+0x102/0x240 [ 74.263474][ T5089] __x64_sys_bpf+0x7c/0x90 [ 74.267896][ T5089] do_syscall_64+0xf5/0x240 [ 74.272421][ T5089] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.278315][ T5089] RIP: 0033:0x7f154ee694e9 [ 74.282728][ T5089] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 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 [ 74.302423][ T5089] RSP: 002b:00007fffa236d468 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 74.310842][ T5089] RAX: ffffffffffffffda RBX: 00007fffa236d638 RCX: 00007f154ee694e9 [ 74.318813][ T5089] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 74.326797][ T5089] RBP: 00007f154eedc610 R08: 0000000000000000 R09: 00007fffa236d638 [ 74.334766][ T5089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 74.342733][ T5089] R13: 00007fffa236d628 R14: 0000000000000001 R15: 0000000000000001 [ 74.350717][ T5089] [ 74.353938][ T5089] Kernel Offset: disabled [ 74.358280][ T5089] Rebooting in 86400 seconds..