./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1173452274 <...> Warning: Permanently added '10.128.1.107' (ED25519) to the list of known hosts. execve("./syz-executor1173452274", ["./syz-executor1173452274"], 0x7fff6cdc9040 /* 10 vars */) = 0 brk(NULL) = 0x55555a651000 brk(0x55555a651d00) = 0x55555a651d00 arch_prctl(ARCH_SET_FS, 0x55555a651380) = 0 set_tid_address(0x55555a651650) = 5090 set_robust_list(0x55555a651660, 24) = 0 rseq(0x55555a651ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1173452274", 4096) = 28 getrandom("\x16\x93\xbd\x53\x56\x72\x72\x07", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555a651d00 brk(0x55555a672d00) = 0x55555a672d00 brk(0x55555a673000) = 0x55555a673000 mprotect(0x7f8a3c8eb000, 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 executing program 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 [ 58.512108][ T5090] ------------[ cut here ]------------ [ 58.517764][ T5090] Please remove unsupported % in format string [ 58.524306][ T5090] WARNING: CPU: 1 PID: 5090 at lib/vsprintf.c:2680 format_decode+0x1193/0x1bb0 [ 58.533323][ T5090] Modules linked in: [ 58.537372][ T5090] CPU: 1 PID: 5090 Comm: syz-executor117 Not tainted 6.10.0-rc6-syzkaller-01414-g58f9416d413a #0 [ 58.547930][ T5090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 58.558039][ T5090] RIP: 0010:format_decode+0x1193/0x1bb0 [ 58.563703][ T5090] Code: cb 12 f6 c6 05 e7 04 15 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 00 c7 ec 8c e8 0e f9 d4 f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 58.583373][ T5090] RSP: 0018:ffffc900040275c0 EFLAGS: 00010246 [ 58.589490][ T5090] RAX: 4d7c715e4d14e100 RBX: 0000000000000000 RCX: ffff888027745a00 [ 58.597486][ T5090] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 58.605468][ T5090] RBP: ffffc900040276b0 R08: ffffffff81585752 R09: 1ffff110172a519a [ 58.613575][ T5090] R10: dffffc0000000000 R11: ffffed10172a519b R12: 1ffff92000804f1d [ 58.621642][ T5090] R13: ffffc900040278ec R14: dffffc0000000000 R15: ffff0000ffffff00 [ 58.629645][ T5090] FS: 000055555a651380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 58.638627][ T5090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.645208][ T5090] CR2: 0000556c656eb798 CR3: 0000000079baa000 CR4: 00000000003506f0 [ 58.653229][ T5090] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.661241][ T5090] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.669287][ T5090] Call Trace: [ 58.672575][ T5090] [ 58.675491][ T5090] ? __warn+0x163/0x4e0 [ 58.679724][ T5090] ? format_decode+0x1193/0x1bb0 [ 58.684688][ T5090] ? report_bug+0x2b3/0x500 [ 58.689239][ T5090] ? format_decode+0x1193/0x1bb0 [ 58.694199][ T5090] ? handle_bug+0x3e/0x70 [ 58.698581][ T5090] ? exc_invalid_op+0x1a/0x50 [ 58.703267][ T5090] ? asm_exc_invalid_op+0x1a/0x20 [ 58.708334][ T5090] ? __warn_printk+0x292/0x360 [ 58.713109][ T5090] ? format_decode+0x1193/0x1bb0 [ 58.718092][ T5090] ? __pfx_format_decode+0x10/0x10 [ 58.723215][ T5090] ? bstr_printf+0x721/0x1210 [ 58.727947][ T5090] bstr_printf+0x137/0x1210 [ 58.732462][ T5090] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 58.738855][ T5090] ? __pfx_bstr_printf+0x10/0x10 [ 58.743806][ T5090] ? timekeeping_get_ns+0x5c/0x420 [ 58.748957][ T5090] ? lockdep_hardirqs_on+0x99/0x150 [ 58.754164][ T5090] ? bpf_trace_printk+0x115/0x230 [ 58.759256][ T5090] bpf_trace_printk+0x1a1/0x230 [ 58.764124][ T5090] ? timekeeping_get_ns+0x2b1/0x420 [ 58.769400][ T5090] ? __pfx_bpf_trace_printk+0x10/0x10 [ 58.774898][ T5090] ? timekeeping_get_ns+0x2b1/0x420 [ 58.780152][ T5090] ? bpf_test_run+0x370/0xa90 [ 58.784848][ T5090] bpf_prog_12183cdb1cd51dab+0x36/0x3a [ 58.790358][ T5090] bpf_test_run+0x4f0/0xa90 [ 58.794870][ T5090] ? do_syscall_64+0xf3/0x230 [ 58.799585][ T5090] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 58.805718][ T5090] ? bpf_test_run+0x370/0xa90 [ 58.810455][ T5090] ? __pfx_bpf_test_run+0x10/0x10 [ 58.815501][ T5090] ? eth_type_trans+0x3d1/0x7a0 [ 58.820456][ T5090] ? __pfx_eth_type_trans+0x10/0x10 [ 58.825709][ T5090] ? convert___skb_to_skb+0x41/0x620 [ 58.831025][ T5090] bpf_prog_test_run_skb+0xc97/0x1820 [ 58.836473][ T5090] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 58.842301][ T5090] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 58.848155][ T5090] bpf_prog_test_run+0x33a/0x3b0 [ 58.853109][ T5090] __sys_bpf+0x48d/0x810 [ 58.857396][ T5090] ? __pfx___sys_bpf+0x10/0x10 [ 58.862197][ T5090] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 58.868563][ T5090] ? do_syscall_64+0x100/0x230 [ 58.873339][ T5090] __x64_sys_bpf+0x7c/0x90 [ 58.877792][ T5090] do_syscall_64+0xf3/0x230 [ 58.882336][ T5090] ? clear_bhb_loop+0x35/0x90 [ 58.887055][ T5090] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 58.892958][ T5090] RIP: 0033:0x7f8a3c8784e9 [ 58.897411][ T5090] 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 [ 58.917233][ T5090] RSP: 002b:00007ffd615eb9d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 58.925679][ T5090] RAX: ffffffffffffffda RBX: 00007ffd615ebba8 RCX: 00007f8a3c8784e9 [ 58.933660][ T5090] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 58.941678][ T5090] RBP: 00007f8a3c8eb610 R08: 0000000000000000 R09: 00007ffd615ebba8 [ 58.949711][ T5090] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 58.957762][ T5090] R13: 00007ffd615ebb98 R14: 0000000000000001 R15: 0000000000000001 [ 58.965791][ T5090] [ 58.968828][ T5090] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 58.976109][ T5090] CPU: 1 PID: 5090 Comm: syz-executor117 Not tainted 6.10.0-rc6-syzkaller-01414-g58f9416d413a #0 [ 58.986671][ T5090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 58.996708][ T5090] Call Trace: [ 58.999990][ T5090] [ 59.002928][ T5090] dump_stack_lvl+0x241/0x360 [ 59.007604][ T5090] ? __pfx_dump_stack_lvl+0x10/0x10 [ 59.012795][ T5090] ? __pfx__printk+0x10/0x10 [ 59.017390][ T5090] ? vscnprintf+0x5d/0x90 [ 59.021722][ T5090] panic+0x349/0x860 [ 59.025614][ T5090] ? __warn+0x172/0x4e0 [ 59.029782][ T5090] ? __pfx_panic+0x10/0x10 [ 59.034191][ T5090] __warn+0x346/0x4e0 [ 59.038159][ T5090] ? format_decode+0x1193/0x1bb0 [ 59.043079][ T5090] report_bug+0x2b3/0x500 [ 59.047389][ T5090] ? format_decode+0x1193/0x1bb0 [ 59.052337][ T5090] handle_bug+0x3e/0x70 [ 59.056477][ T5090] exc_invalid_op+0x1a/0x50 [ 59.060963][ T5090] asm_exc_invalid_op+0x1a/0x20 [ 59.065795][ T5090] RIP: 0010:format_decode+0x1193/0x1bb0 [ 59.071325][ T5090] Code: cb 12 f6 c6 05 e7 04 15 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 00 c7 ec 8c e8 0e f9 d4 f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 59.091450][ T5090] RSP: 0018:ffffc900040275c0 EFLAGS: 00010246 [ 59.097521][ T5090] RAX: 4d7c715e4d14e100 RBX: 0000000000000000 RCX: ffff888027745a00 [ 59.105590][ T5090] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 59.113560][ T5090] RBP: ffffc900040276b0 R08: ffffffff81585752 R09: 1ffff110172a519a [ 59.121523][ T5090] R10: dffffc0000000000 R11: ffffed10172a519b R12: 1ffff92000804f1d [ 59.129483][ T5090] R13: ffffc900040278ec R14: dffffc0000000000 R15: ffff0000ffffff00 [ 59.137451][ T5090] ? __warn_printk+0x292/0x360 [ 59.142224][ T5090] ? __pfx_format_decode+0x10/0x10 [ 59.147328][ T5090] ? bstr_printf+0x721/0x1210 [ 59.152084][ T5090] bstr_printf+0x137/0x1210 [ 59.156596][ T5090] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 59.162914][ T5090] ? __pfx_bstr_printf+0x10/0x10 [ 59.167839][ T5090] ? timekeeping_get_ns+0x5c/0x420 [ 59.172943][ T5090] ? lockdep_hardirqs_on+0x99/0x150 [ 59.178132][ T5090] ? bpf_trace_printk+0x115/0x230 [ 59.183148][ T5090] bpf_trace_printk+0x1a1/0x230 [ 59.187988][ T5090] ? timekeeping_get_ns+0x2b1/0x420 [ 59.193183][ T5090] ? __pfx_bpf_trace_printk+0x10/0x10 [ 59.198719][ T5090] ? timekeeping_get_ns+0x2b1/0x420 [ 59.203909][ T5090] ? bpf_test_run+0x370/0xa90 [ 59.208585][ T5090] bpf_prog_12183cdb1cd51dab+0x36/0x3a [ 59.214032][ T5090] bpf_test_run+0x4f0/0xa90 [ 59.218526][ T5090] ? do_syscall_64+0xf3/0x230 [ 59.223190][ T5090] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 59.229250][ T5090] ? bpf_test_run+0x370/0xa90 [ 59.233931][ T5090] ? __pfx_bpf_test_run+0x10/0x10 [ 59.238959][ T5090] ? eth_type_trans+0x3d1/0x7a0 [ 59.243810][ T5090] ? __pfx_eth_type_trans+0x10/0x10 [ 59.249004][ T5090] ? convert___skb_to_skb+0x41/0x620 [ 59.254279][ T5090] bpf_prog_test_run_skb+0xc97/0x1820 [ 59.259657][ T5090] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 59.265455][ T5090] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 59.271339][ T5090] bpf_prog_test_run+0x33a/0x3b0 [ 59.276268][ T5090] __sys_bpf+0x48d/0x810 [ 59.280506][ T5090] ? __pfx___sys_bpf+0x10/0x10 [ 59.285283][ T5090] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 59.291600][ T5090] ? do_syscall_64+0x100/0x230 [ 59.296366][ T5090] __x64_sys_bpf+0x7c/0x90 [ 59.300799][ T5090] do_syscall_64+0xf3/0x230 [ 59.305291][ T5090] ? clear_bhb_loop+0x35/0x90 [ 59.309961][ T5090] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 59.315843][ T5090] RIP: 0033:0x7f8a3c8784e9 [ 59.320247][ T5090] 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 [ 59.339931][ T5090] RSP: 002b:00007ffd615eb9d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 59.348338][ T5090] RAX: ffffffffffffffda RBX: 00007ffd615ebba8 RCX: 00007f8a3c8784e9 [ 59.356313][ T5090] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 59.364299][ T5090] RBP: 00007f8a3c8eb610 R08: 0000000000000000 R09: 00007ffd615ebba8 [ 59.372276][ T5090] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 59.380254][ T5090] R13: 00007ffd615ebb98 R14: 0000000000000001 R15: 0000000000000001 [ 59.388247][ T5090] [ 59.391474][ T5090] Kernel Offset: disabled [ 59.395814][ T5090] Rebooting in 86400 seconds..