./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor570556488 <...> Warning: Permanently added '10.128.1.128' (ED25519) to the list of known hosts. execve("./syz-executor570556488", ["./syz-executor570556488"], 0x7ffdd1246a60 /* 10 vars */) = 0 brk(NULL) = 0x55555b006000 brk(0x55555b006d00) = 0x55555b006d00 arch_prctl(ARCH_SET_FS, 0x55555b006380) = 0 set_tid_address(0x55555b006650) = 5091 set_robust_list(0x55555b006660, 24) = 0 rseq(0x55555b006ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor570556488", 4096) = 27 getrandom("\xe3\x83\x39\xad\xd3\x7c\x0d\xd3", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555b006d00 brk(0x55555b027d00) = 0x55555b027d00 brk(0x55555b028000) = 0x55555b028000 mprotect(0x7f541c3c8000, 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 write(1, "executing program\n", 18executing program ) = 18 bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_LWT_SEG6LOCAL, insn_cnt=11, insns=0x20000340, license="syzkaller", 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, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 3 [ 56.537567][ T5091] ------------[ cut here ]------------ [ 56.543291][ T5091] WARNING: CPU: 0 PID: 5091 at net/core/filter.c:6579 bpf_lwt_seg6_adjust_srh+0x877/0xb30 [ 56.553286][ T5091] Modules linked in: [ 56.557207][ T5091] CPU: 0 PID: 5091 Comm: syz-executor570 Not tainted 6.10.0-rc4-syzkaller-00891-gbf2468f9afba #0 [ 56.567737][ T5091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 56.577846][ T5091] RIP: 0010:bpf_lwt_seg6_adjust_srh+0x877/0xb30 [ 56.584121][ T5091] Code: bf 80 33 f8 eb 05 e8 b8 80 33 f8 48 c7 c0 f2 ff ff ff e9 d1 fc ff ff e8 a7 80 33 f8 48 63 c3 e9 c4 fc ff ff e8 9a 80 33 f8 90 <0f> 0b 90 4d 85 f6 0f 85 0e f9 ff ff e9 46 fa ff ff e8 83 80 33 f8 [ 56.603826][ T5091] RSP: 0018:ffffc900034a77a0 EFLAGS: 00010293 [ 56.609933][ T5091] RAX: ffffffff8962a486 RBX: 0000000000000000 RCX: ffff888017fdda00 [ 56.617915][ T5091] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 56.625992][ T5091] RBP: ffffc900034a78d8 R08: ffffffff89629d8b R09: 1ffffffff1f5b52d [ 56.634008][ T5091] R10: dffffc0000000000 R11: ffffffffa00007d0 R12: 0000000000000000 [ 56.642014][ T5091] R13: ffff8880b943d060 R14: 0000000000000000 R15: dffffc0000000000 [ 56.650027][ T5091] FS: 000055555b006380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 56.659011][ T5091] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.665600][ T5091] CR2: 0000564def260000 CR3: 00000000775ec000 CR4: 00000000003506f0 [ 56.673607][ T5091] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.681608][ T5091] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.689603][ T5091] Call Trace: [ 56.692882][ T5091] [ 56.695816][ T5091] ? __warn+0x163/0x4e0 [ 56.700000][ T5091] ? bpf_lwt_seg6_adjust_srh+0x877/0xb30 [ 56.705642][ T5091] ? report_bug+0x2b3/0x500 [ 56.710176][ T5091] ? bpf_lwt_seg6_adjust_srh+0x877/0xb30 [ 56.715818][ T5091] ? handle_bug+0x3e/0x70 [ 56.720178][ T5091] ? exc_invalid_op+0x1a/0x50 [ 56.724866][ T5091] ? asm_exc_invalid_op+0x1a/0x20 [ 56.729927][ T5091] ? 0xffffffffa00007d0 [ 56.734098][ T5091] ? bpf_lwt_seg6_adjust_srh+0x17b/0xb30 [ 56.739756][ T5091] ? bpf_lwt_seg6_adjust_srh+0x876/0xb30 [ 56.745398][ T5091] ? bpf_lwt_seg6_adjust_srh+0x877/0xb30 [ 56.751062][ T5091] ? lockdep_hardirqs_on+0x99/0x150 [ 56.756273][ T5091] ? __pfx_bpf_lwt_seg6_adjust_srh+0x10/0x10 [ 56.762292][ T5091] bpf_prog_2088341bddeddc1d+0x40/0x42 [ 56.767758][ T5091] bpf_test_run+0x4f0/0xa90 [ 56.772311][ T5091] ? do_syscall_64+0xf3/0x230 [ 56.776995][ T5091] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 56.783102][ T5091] ? bpf_test_run+0x370/0xa90 [ 56.787819][ T5091] ? __pfx_bpf_test_run+0x10/0x10 [ 56.792904][ T5091] ? eth_type_trans+0x3d1/0x7a0 [ 56.797768][ T5091] ? __pfx_eth_type_trans+0x10/0x10 [ 56.802996][ T5091] ? convert___skb_to_skb+0x41/0x620 [ 56.808377][ T5091] bpf_prog_test_run_skb+0xafa/0x13b0 [ 56.813892][ T5091] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 56.819733][ T5091] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 56.825556][ T5091] bpf_prog_test_run+0x33a/0x3b0 [ 56.830520][ T5091] __sys_bpf+0x48d/0x810 [ 56.834773][ T5091] ? __pfx___sys_bpf+0x10/0x10 [ 56.839585][ T5091] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 56.845914][ T5091] ? do_syscall_64+0x100/0x230 [ 56.850710][ T5091] __x64_sys_bpf+0x7c/0x90 [ 56.855134][ T5091] do_syscall_64+0xf3/0x230 [ 56.859665][ T5091] ? clear_bhb_loop+0x35/0x90 [ 56.864351][ T5091] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 56.870286][ T5091] RIP: 0033:0x7f541c355529 [ 56.874711][ T5091] 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 [ 56.894349][ T5091] RSP: 002b:00007ffca122c488 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 56.902814][ T5091] RAX: ffffffffffffffda RBX: 00007ffca122c658 RCX: 00007f541c355529 [ 56.910810][ T5091] RDX: 0000000000000050 RSI: 00000000200002c0 RDI: 000000000000000a [ 56.918811][ T5091] RBP: 00007f541c3c8610 R08: 0000000000000000 R09: 00007ffca122c658 [ 56.926796][ T5091] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 56.934787][ T5091] R13: 00007ffca122c648 R14: 0000000000000001 R15: 0000000000000001 [ 56.942794][ T5091] [ 56.945800][ T5091] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 56.953058][ T5091] CPU: 0 PID: 5091 Comm: syz-executor570 Not tainted 6.10.0-rc4-syzkaller-00891-gbf2468f9afba #0 [ 56.963534][ T5091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 56.973568][ T5091] Call Trace: [ 56.976828][ T5091] [ 56.979743][ T5091] dump_stack_lvl+0x241/0x360 [ 56.984405][ T5091] ? __pfx_dump_stack_lvl+0x10/0x10 [ 56.989585][ T5091] ? __pfx__printk+0x10/0x10 [ 56.994161][ T5091] ? vscnprintf+0x5d/0x90 [ 56.998495][ T5091] panic+0x349/0x860 [ 57.002372][ T5091] ? __warn+0x172/0x4e0 [ 57.006528][ T5091] ? __pfx_panic+0x10/0x10 [ 57.010953][ T5091] __warn+0x346/0x4e0 [ 57.014918][ T5091] ? bpf_lwt_seg6_adjust_srh+0x877/0xb30 [ 57.020534][ T5091] report_bug+0x2b3/0x500 [ 57.024846][ T5091] ? bpf_lwt_seg6_adjust_srh+0x877/0xb30 [ 57.030491][ T5091] handle_bug+0x3e/0x70 [ 57.034632][ T5091] exc_invalid_op+0x1a/0x50 [ 57.039121][ T5091] asm_exc_invalid_op+0x1a/0x20 [ 57.043954][ T5091] RIP: 0010:bpf_lwt_seg6_adjust_srh+0x877/0xb30 [ 57.050177][ T5091] Code: bf 80 33 f8 eb 05 e8 b8 80 33 f8 48 c7 c0 f2 ff ff ff e9 d1 fc ff ff e8 a7 80 33 f8 48 63 c3 e9 c4 fc ff ff e8 9a 80 33 f8 90 <0f> 0b 90 4d 85 f6 0f 85 0e f9 ff ff e9 46 fa ff ff e8 83 80 33 f8 [ 57.069762][ T5091] RSP: 0018:ffffc900034a77a0 EFLAGS: 00010293 [ 57.075810][ T5091] RAX: ffffffff8962a486 RBX: 0000000000000000 RCX: ffff888017fdda00 [ 57.083761][ T5091] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 57.091714][ T5091] RBP: ffffc900034a78d8 R08: ffffffff89629d8b R09: 1ffffffff1f5b52d [ 57.099858][ T5091] R10: dffffc0000000000 R11: ffffffffa00007d0 R12: 0000000000000000 [ 57.107830][ T5091] R13: ffff8880b943d060 R14: 0000000000000000 R15: dffffc0000000000 [ 57.115785][ T5091] ? 0xffffffffa00007d0 [ 57.119920][ T5091] ? bpf_lwt_seg6_adjust_srh+0x17b/0xb30 [ 57.125532][ T5091] ? bpf_lwt_seg6_adjust_srh+0x876/0xb30 [ 57.131159][ T5091] ? lockdep_hardirqs_on+0x99/0x150 [ 57.136363][ T5091] ? __pfx_bpf_lwt_seg6_adjust_srh+0x10/0x10 [ 57.142330][ T5091] bpf_prog_2088341bddeddc1d+0x40/0x42 [ 57.147767][ T5091] bpf_test_run+0x4f0/0xa90 [ 57.152278][ T5091] ? do_syscall_64+0xf3/0x230 [ 57.156937][ T5091] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 57.162990][ T5091] ? bpf_test_run+0x370/0xa90 [ 57.167682][ T5091] ? __pfx_bpf_test_run+0x10/0x10 [ 57.172696][ T5091] ? eth_type_trans+0x3d1/0x7a0 [ 57.177551][ T5091] ? __pfx_eth_type_trans+0x10/0x10 [ 57.182751][ T5091] ? convert___skb_to_skb+0x41/0x620 [ 57.188022][ T5091] bpf_prog_test_run_skb+0xafa/0x13b0 [ 57.193389][ T5091] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 57.199208][ T5091] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 57.205002][ T5091] bpf_prog_test_run+0x33a/0x3b0 [ 57.209922][ T5091] __sys_bpf+0x48d/0x810 [ 57.214149][ T5091] ? __pfx___sys_bpf+0x10/0x10 [ 57.218907][ T5091] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 57.225218][ T5091] ? do_syscall_64+0x100/0x230 [ 57.229992][ T5091] __x64_sys_bpf+0x7c/0x90 [ 57.234395][ T5091] do_syscall_64+0xf3/0x230 [ 57.238904][ T5091] ? clear_bhb_loop+0x35/0x90 [ 57.243566][ T5091] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 57.249443][ T5091] RIP: 0033:0x7f541c355529 [ 57.253855][ T5091] 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 [ 57.273466][ T5091] RSP: 002b:00007ffca122c488 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 57.281869][ T5091] RAX: ffffffffffffffda RBX: 00007ffca122c658 RCX: 00007f541c355529 [ 57.289909][ T5091] RDX: 0000000000000050 RSI: 00000000200002c0 RDI: 000000000000000a [ 57.297859][ T5091] RBP: 00007f541c3c8610 R08: 0000000000000000 R09: 00007ffca122c658 [ 57.305809][ T5091] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 57.313762][ T5091] R13: 00007ffca122c648 R14: 0000000000000001 R15: 0000000000000001 [ 57.321725][ T5091] [ 57.324976][ T5091] Kernel Offset: disabled [ 57.329315][ T5091] Rebooting in 86400 seconds..