./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2093240513 <...> Warning: Permanently added '10.128.0.18' (ED25519) to the list of known hosts. execve("./syz-executor2093240513", ["./syz-executor2093240513"], 0x7ffe82568df0 /* 10 vars */) = 0 brk(NULL) = 0x55559445e000 brk(0x55559445ed00) = 0x55559445ed00 arch_prctl(ARCH_SET_FS, 0x55559445e380) = 0 set_tid_address(0x55559445e650) = 5825 set_robust_list(0x55559445e660, 24) = 0 rseq(0x55559445eca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2093240513", 4096) = 28 getrandom("\xd6\xf8\xf9\x17\x4d\x84\xab\xca", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55559445ed00 brk(0x55559447fd00) = 0x55559447fd00 brk(0x555594480000) = 0x555594480000 mprotect(0x7fd3bb7f8000, 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 executing program mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 write(1, "executing program\n", 18) = 18 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 [ 60.622473][ T5825] ------------[ cut here ]------------ [ 60.628097][ T5825] Please remove unsupported % in format string [ 60.634697][ T5825] WARNING: CPU: 0 PID: 5825 at lib/vsprintf.c:2659 format_decode+0x1193/0x1bb0 [ 60.644001][ T5825] Modules linked in: [ 60.648057][ T5825] CPU: 0 UID: 0 PID: 5825 Comm: syz-executor209 Not tainted 6.12.0-rc5-syzkaller-00047-g4236f913808c #0 [ 60.659722][ T5825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 60.669934][ T5825] RIP: 0010:format_decode+0x1193/0x1bb0 [ 60.675507][ T5825] Code: 32 dd f5 c6 05 97 0a 4e 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 e0 ac 34 8d e8 5e 27 9e f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 60.695206][ T5825] RSP: 0018:ffffc90003d775c0 EFLAGS: 00010246 [ 60.701335][ T5825] RAX: 310190fce5da1c00 RBX: 0000000000000000 RCX: ffff88802fbbda00 [ 60.709370][ T5825] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 60.717348][ T5825] RBP: ffffc90003d776b0 R08: ffffffff8155d162 R09: 1ffff110170c519a [ 60.725357][ T5825] R10: dffffc0000000000 R11: ffffed10170c519b R12: 1ffff920007aef1d [ 60.733626][ T5825] R13: ffffc90003d778ec R14: dffffc0000000000 R15: ffff0000ffffff00 [ 60.741639][ T5825] FS: 000055559445e380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 60.750635][ T5825] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.757240][ T5825] CR2: 0000000020001000 CR3: 000000001227e000 CR4: 00000000003526f0 [ 60.765293][ T5825] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.773349][ T5825] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.781479][ T5825] Call Trace: [ 60.784781][ T5825] [ 60.787755][ T5825] ? __warn+0x168/0x4e0 [ 60.791933][ T5825] ? format_decode+0x1193/0x1bb0 [ 60.796880][ T5825] ? report_bug+0x2b3/0x500 [ 60.801448][ T5825] ? format_decode+0x1193/0x1bb0 [ 60.806417][ T5825] ? handle_bug+0x60/0x90 [ 60.810795][ T5825] ? exc_invalid_op+0x1a/0x50 [ 60.815495][ T5825] ? asm_exc_invalid_op+0x1a/0x20 [ 60.820589][ T5825] ? __warn_printk+0x292/0x360 [ 60.825370][ T5825] ? format_decode+0x1193/0x1bb0 [ 60.830358][ T5825] ? __pfx_format_decode+0x10/0x10 [ 60.835486][ T5825] ? bstr_printf+0x721/0x1210 [ 60.840244][ T5825] bstr_printf+0x137/0x1210 [ 60.844775][ T5825] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 60.851153][ T5825] ? __pfx_bstr_printf+0x10/0x10 [ 60.856103][ T5825] ? timekeeping_get_ns+0x5c/0x420 [ 60.861297][ T5825] ? lockdep_hardirqs_on+0x99/0x150 [ 60.866552][ T5825] ? bpf_trace_printk+0x115/0x230 [ 60.871642][ T5825] bpf_trace_printk+0x1a1/0x230 [ 60.876514][ T5825] ? timekeeping_get_ns+0x2b1/0x420 [ 60.881929][ T5825] ? __pfx_bpf_trace_printk+0x10/0x10 [ 60.887321][ T5825] ? timekeeping_get_ns+0x2b1/0x420 [ 60.892569][ T5825] ? bpf_test_run+0x370/0xa90 [ 60.897294][ T5825] bpf_prog_12183cdb1cd51dab+0x37/0x3b [ 60.902799][ T5825] bpf_test_run+0x4f0/0xa90 [ 60.907317][ T5825] ? do_syscall_64+0xf3/0x230 [ 60.912043][ T5825] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 60.918214][ T5825] ? bpf_test_run+0x370/0xa90 [ 60.922928][ T5825] ? __pfx_bpf_test_run+0x10/0x10 [ 60.928008][ T5825] ? eth_type_trans+0x3d1/0x7a0 [ 60.932884][ T5825] ? __pfx_eth_type_trans+0x10/0x10 [ 60.938130][ T5825] ? convert___skb_to_skb+0x41/0x620 [ 60.943432][ T5825] bpf_prog_test_run_skb+0xc97/0x1820 [ 60.948885][ T5825] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 60.954708][ T5825] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 60.960635][ T5825] bpf_prog_test_run+0x2e4/0x360 [ 60.965593][ T5825] __sys_bpf+0x48d/0x810 [ 60.969886][ T5825] ? __pfx___sys_bpf+0x10/0x10 [ 60.974682][ T5825] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 60.981067][ T5825] ? do_syscall_64+0x100/0x230 [ 60.985862][ T5825] __x64_sys_bpf+0x7c/0x90 [ 60.990336][ T5825] do_syscall_64+0xf3/0x230 [ 60.994856][ T5825] ? clear_bhb_loop+0x35/0x90 [ 60.999588][ T5825] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 61.005493][ T5825] RIP: 0033:0x7fd3bb7854e9 [ 61.009970][ T5825] 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 [ 61.029726][ T5825] RSP: 002b:00007ffdf6c6c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 61.038206][ T5825] RAX: ffffffffffffffda RBX: 00007ffdf6c6c358 RCX: 00007fd3bb7854e9 [ 61.046226][ T5825] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 61.054261][ T5825] RBP: 00007fd3bb7f8610 R08: 0000000000000000 R09: 00007ffdf6c6c358 [ 61.062275][ T5825] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 61.070355][ T5825] R13: 00007ffdf6c6c348 R14: 0000000000000001 R15: 0000000000000001 [ 61.078375][ T5825] [ 61.081403][ T5825] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 61.088690][ T5825] CPU: 0 UID: 0 PID: 5825 Comm: syz-executor209 Not tainted 6.12.0-rc5-syzkaller-00047-g4236f913808c #0 [ 61.099805][ T5825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 61.109868][ T5825] Call Trace: [ 61.113144][ T5825] [ 61.116133][ T5825] dump_stack_lvl+0x241/0x360 [ 61.120822][ T5825] ? __pfx_dump_stack_lvl+0x10/0x10 [ 61.126015][ T5825] ? __pfx__printk+0x10/0x10 [ 61.130604][ T5825] ? vscnprintf+0x5d/0x90 [ 61.134932][ T5825] panic+0x349/0x880 [ 61.138819][ T5825] ? __warn+0x177/0x4e0 [ 61.142980][ T5825] ? __pfx_panic+0x10/0x10 [ 61.147396][ T5825] __warn+0x34b/0x4e0 [ 61.151486][ T5825] ? format_decode+0x1193/0x1bb0 [ 61.156488][ T5825] report_bug+0x2b3/0x500 [ 61.160827][ T5825] ? format_decode+0x1193/0x1bb0 [ 61.165780][ T5825] handle_bug+0x60/0x90 [ 61.169947][ T5825] exc_invalid_op+0x1a/0x50 [ 61.174458][ T5825] asm_exc_invalid_op+0x1a/0x20 [ 61.179396][ T5825] RIP: 0010:format_decode+0x1193/0x1bb0 [ 61.184948][ T5825] Code: 32 dd f5 c6 05 97 0a 4e 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 e0 ac 34 8d e8 5e 27 9e f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 61.204580][ T5825] RSP: 0018:ffffc90003d775c0 EFLAGS: 00010246 [ 61.210758][ T5825] RAX: 310190fce5da1c00 RBX: 0000000000000000 RCX: ffff88802fbbda00 [ 61.218750][ T5825] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 61.226733][ T5825] RBP: ffffc90003d776b0 R08: ffffffff8155d162 R09: 1ffff110170c519a [ 61.234725][ T5825] R10: dffffc0000000000 R11: ffffed10170c519b R12: 1ffff920007aef1d [ 61.242715][ T5825] R13: ffffc90003d778ec R14: dffffc0000000000 R15: ffff0000ffffff00 [ 61.250713][ T5825] ? __warn_printk+0x292/0x360 [ 61.255517][ T5825] ? __pfx_format_decode+0x10/0x10 [ 61.260640][ T5825] ? bstr_printf+0x721/0x1210 [ 61.265327][ T5825] bstr_printf+0x137/0x1210 [ 61.269838][ T5825] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 61.276174][ T5825] ? __pfx_bstr_printf+0x10/0x10 [ 61.281114][ T5825] ? timekeeping_get_ns+0x5c/0x420 [ 61.286223][ T5825] ? lockdep_hardirqs_on+0x99/0x150 [ 61.291422][ T5825] ? bpf_trace_printk+0x115/0x230 [ 61.296449][ T5825] bpf_trace_printk+0x1a1/0x230 [ 61.301304][ T5825] ? timekeeping_get_ns+0x2b1/0x420 [ 61.306502][ T5825] ? __pfx_bpf_trace_printk+0x10/0x10 [ 61.311873][ T5825] ? timekeeping_get_ns+0x2b1/0x420 [ 61.317070][ T5825] ? bpf_test_run+0x370/0xa90 [ 61.321762][ T5825] bpf_prog_12183cdb1cd51dab+0x37/0x3b [ 61.327229][ T5825] bpf_test_run+0x4f0/0xa90 [ 61.331742][ T5825] ? do_syscall_64+0xf3/0x230 [ 61.336522][ T5825] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 61.342590][ T5825] ? bpf_test_run+0x370/0xa90 [ 61.347270][ T5825] ? __pfx_bpf_test_run+0x10/0x10 [ 61.352295][ T5825] ? eth_type_trans+0x3d1/0x7a0 [ 61.357150][ T5825] ? __pfx_eth_type_trans+0x10/0x10 [ 61.362345][ T5825] ? convert___skb_to_skb+0x41/0x620 [ 61.367628][ T5825] bpf_prog_test_run_skb+0xc97/0x1820 [ 61.373013][ T5825] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 61.378820][ T5825] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 61.384624][ T5825] bpf_prog_test_run+0x2e4/0x360 [ 61.389563][ T5825] __sys_bpf+0x48d/0x810 [ 61.393802][ T5825] ? __pfx___sys_bpf+0x10/0x10 [ 61.398576][ T5825] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 61.404907][ T5825] ? do_syscall_64+0x100/0x230 [ 61.409684][ T5825] __x64_sys_bpf+0x7c/0x90 [ 61.414110][ T5825] do_syscall_64+0xf3/0x230 [ 61.418606][ T5825] ? clear_bhb_loop+0x35/0x90 [ 61.423278][ T5825] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 61.429170][ T5825] RIP: 0033:0x7fd3bb7854e9 [ 61.433604][ T5825] 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 [ 61.453290][ T5825] RSP: 002b:00007ffdf6c6c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 61.461706][ T5825] RAX: ffffffffffffffda RBX: 00007ffdf6c6c358 RCX: 00007fd3bb7854e9 [ 61.469676][ T5825] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 61.477647][ T5825] RBP: 00007fd3bb7f8610 R08: 0000000000000000 R09: 00007ffdf6c6c358 [ 61.485611][ T5825] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 61.493583][ T5825] R13: 00007ffdf6c6c348 R14: 0000000000000001 R15: 0000000000000001 [ 61.501560][ T5825] [ 61.504816][ T5825] Kernel Offset: disabled [ 61.509181][ T5825] Rebooting in 86400 seconds..