./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1890289008
<...>
Warning: Permanently added '10.128.1.142' (ED25519) to the list of known hosts.
execve("./syz-executor1890289008", ["./syz-executor1890289008"], 0x7fff54adbeb0 /* 10 vars */) = 0
brk(NULL) = 0x555557516000
brk(0x555557516d00) = 0x555557516d00
arch_prctl(ARCH_SET_FS, 0x555557516380) = 0
set_tid_address(0x555557516650) = 5046
set_robust_list(0x555557516660, 24) = 0
rseq(0x555557516ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1890289008", 4096) = 28
getrandom("\xf1\x87\xb5\xbd\x36\x76\xb6\x62", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555557516d00
brk(0x555557537d00) = 0x555557537d00
brk(0x555557538000) = 0x555557538000
mprotect(0x7f361b0df000, 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=0x555557516650) = 5047
./strace-static-x86_64: Process 5047 attached
[pid 5047] set_robust_list(0x555557516660, 24) = 0
[pid 5047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5047] setpgid(0, 0) = 0
[pid 5047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5047] write(3, "1000", 4) = 4
[pid 5047] close(3) = 0
[pid 5047] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3
[pid 5047] write(3, "#! ./file0\n", 11) = 11
[pid 5047] openat(AT_FDCWD, "/dev/net/tun", O_RDONLY) = 4
[pid 5047] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 5
[pid 5047] sendmsg(5, {msg_name=NULL, msg_namelen=919, msg_iov=[{iov_base=NULL, iov_len=65424}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EFAULT (Bad address)
[pid 5047] getsockname(5, {sa_family=AF_NETLINK, sa_data="\x00\x00\x41\x94\xca\x9a\x00\x00"}, [10 => 12]) = 0
[pid 5047] ioctl(4, TUNSETIFINDEX, 0x20000040) = 0
[ 79.404180][ T5047] ------------[ cut here ]------------
[ 79.409752][ T5047] WARNING: CPU: 0 PID: 5047 at net/core/dev.c:9600 dev_index_reserve+0x1a2/0x1c0
[ 79.419203][ T5047] Modules linked in:
[ 79.423109][ T5047] CPU: 0 PID: 5047 Comm: syz-executor189 Not tainted 6.6.0-rc4-syzkaller-00218-g50e492143374 #0
[ 79.433580][ T5047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 79.443661][ T5047] RIP: 0010:dev_index_reserve+0x1a2/0x1c0
[ 79.449439][ T5047] Code: 00 31 d2 4d 8d 45 50 b9 ff ff ff 7f 48 8d 74 24 20 e8 e2 3f 03 02 4c 89 e7 89 c3 e8 48 49 12 02 e9 48 ff ff ff e8 de 7c 56 f9 <0f> 0b bb ea ff ff ff e9 52 ff ff ff e8 3d 91 0e 02 66 66 2e 0f 1f
[ 79.469521][ T5047] RSP: 0018:ffffc90003a4fc30 EFLAGS: 00010293
[ 79.475755][ T5047] RAX: 0000000000000000 RBX: 000000009aca9441 RCX: 0000000000000000
[ 79.483748][ T5047] RDX: ffff888024011dc0 RSI: ffffffff883149e2 RDI: 0000000000000005
[ 79.491833][ T5047] RBP: 1ffff92000749f86 R08: 0000000000000005 R09: 0000000000000000
[ 79.499896][ T5047] R10: 000000009aca9441 R11: ffffffff910d0b58 R12: ffff888029288010
[ 79.507947][ T5047] R13: ffffffff92612200 R14: ffff888029288000 R15: ffff8880292880f8
[ 79.515985][ T5047] FS: 0000555557516380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 79.525024][ T5047] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 79.531643][ T5047] CR2: 00000000005fdeb8 CR3: 0000000020f02000 CR4: 00000000003506f0
[ 79.541435][ T5047] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 79.549481][ T5047] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 79.557536][ T5047] Call Trace:
[ 79.560837][ T5047]
[ 79.563793][ T5047] ? show_regs+0x8f/0xa0
[ 79.568163][ T5047] ? __warn+0xe6/0x380
[ 79.572355][ T5047] ? dev_index_reserve+0x1a2/0x1c0
[ 79.577553][ T5047] ? report_bug+0x3bc/0x580
[ 79.582112][ T5047] ? handle_bug+0x3c/0x70
[ 79.586525][ T5047] ? exc_invalid_op+0x17/0x40
[ 79.591237][ T5047] ? asm_exc_invalid_op+0x1a/0x20
[ 79.596350][ T5047] ? dev_index_reserve+0x1a2/0x1c0
[ 79.601501][ T5047] ? dev_index_reserve+0x1a2/0x1c0
[ 79.606688][ T5047] ? tc_run+0x530/0x530
[ 79.610869][ T5047] ? tun_net_init+0x4f2/0x6d0
[ 79.615594][ T5047] ? tun_attach.isra.0+0x1790/0x1790
[ 79.620908][ T5047] register_netdevice+0x69a/0x1490
[ 79.626109][ T5047] ? unregister_netdevice_queue+0x3c0/0x3c0
[ 79.632046][ T5047] ? alloc_netdev_mqs+0xee6/0x1290
[ 79.637268][ T5047] __tun_chr_ioctl+0x3091/0x4700
[ 79.642274][ T5047] ? tun_chr_read_iter+0x290/0x290
[ 79.647533][ T5047] ? bpf_lsm_file_ioctl+0x9/0x10
[ 79.652545][ T5047] ? tun_chr_compat_ioctl+0x30/0x30
[ 79.657801][ T5047] __x64_sys_ioctl+0x18f/0x210
[ 79.662577][ T5047] do_syscall_64+0x38/0xb0
[ 79.667080][ T5047] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 79.673130][ T5047] RIP: 0033:0x7f361b06cb79
[ 79.677632][ T5047] 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
[ 79.697523][ T5047] RSP: 002b:00007fff183b4178 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 79.706088][ T5047] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f361b06cb79
[ 79.714195][ T5047] RDX: 0000000020000200 RSI: 00000000400454ca RDI: 0000000000000004
[ 79.722350][ T5047] RBP: 00007f361b0df5f0 R08: 0000000000000006 R09: 0000000000000006
[ 79.730464][ T5047] R10: 0000000000000006 R11: 0000000000000246 R12: 0000000000000001
[ 79.738517][ T5047] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 79.746667][ T5047]
[ 79.749688][ T5047] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 79.756969][ T5047] CPU: 0 PID: 5047 Comm: syz-executor189 Not tainted 6.6.0-rc4-syzkaller-00218-g50e492143374 #0
[ 79.767392][ T5047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 79.777454][ T5047] Call Trace:
[ 79.780738][ T5047]
[ 79.783671][ T5047] dump_stack_lvl+0xd9/0x1b0
[ 79.788281][ T5047] panic+0x6a6/0x750
[ 79.792191][ T5047] ? panic_smp_self_stop+0xa0/0xa0
[ 79.797331][ T5047] ? dev_index_reserve+0x1a2/0x1c0
[ 79.802456][ T5047] check_panic_on_warn+0xab/0xb0
[ 79.807415][ T5047] __warn+0xf2/0x380
[ 79.811327][ T5047] ? dev_index_reserve+0x1a2/0x1c0
[ 79.816452][ T5047] report_bug+0x3bc/0x580
[ 79.820799][ T5047] handle_bug+0x3c/0x70
[ 79.824971][ T5047] exc_invalid_op+0x17/0x40
[ 79.829493][ T5047] asm_exc_invalid_op+0x1a/0x20
[ 79.834394][ T5047] RIP: 0010:dev_index_reserve+0x1a2/0x1c0
[ 79.840151][ T5047] Code: 00 31 d2 4d 8d 45 50 b9 ff ff ff 7f 48 8d 74 24 20 e8 e2 3f 03 02 4c 89 e7 89 c3 e8 48 49 12 02 e9 48 ff ff ff e8 de 7c 56 f9 <0f> 0b bb ea ff ff ff e9 52 ff ff ff e8 3d 91 0e 02 66 66 2e 0f 1f
[ 79.859770][ T5047] RSP: 0018:ffffc90003a4fc30 EFLAGS: 00010293
[ 79.865849][ T5047] RAX: 0000000000000000 RBX: 000000009aca9441 RCX: 0000000000000000
[ 79.873832][ T5047] RDX: ffff888024011dc0 RSI: ffffffff883149e2 RDI: 0000000000000005
[ 79.881811][ T5047] RBP: 1ffff92000749f86 R08: 0000000000000005 R09: 0000000000000000
[ 79.889790][ T5047] R10: 000000009aca9441 R11: ffffffff910d0b58 R12: ffff888029288010
[ 79.897770][ T5047] R13: ffffffff92612200 R14: ffff888029288000 R15: ffff8880292880f8
[ 79.905765][ T5047] ? dev_index_reserve+0x1a2/0x1c0
[ 79.910903][ T5047] ? tc_run+0x530/0x530
[ 79.915074][ T5047] ? tun_net_init+0x4f2/0x6d0
[ 79.919770][ T5047] ? tun_attach.isra.0+0x1790/0x1790
[ 79.925081][ T5047] register_netdevice+0x69a/0x1490
[ 79.930243][ T5047] ? unregister_netdevice_queue+0x3c0/0x3c0
[ 79.936150][ T5047] ? alloc_netdev_mqs+0xee6/0x1290
[ 79.941633][ T5047] __tun_chr_ioctl+0x3091/0x4700
[ 79.946596][ T5047] ? tun_chr_read_iter+0x290/0x290
[ 79.951742][ T5047] ? bpf_lsm_file_ioctl+0x9/0x10
[ 79.956698][ T5047] ? tun_chr_compat_ioctl+0x30/0x30
[ 79.961913][ T5047] __x64_sys_ioctl+0x18f/0x210
[ 79.966694][ T5047] do_syscall_64+0x38/0xb0
[ 79.971129][ T5047] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 79.977037][ T5047] RIP: 0033:0x7f361b06cb79
[ 79.981457][ T5047] 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
[ 80.001076][ T5047] RSP: 002b:00007fff183b4178 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 80.009507][ T5047] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f361b06cb79
[ 80.017485][ T5047] RDX: 0000000020000200 RSI: 00000000400454ca RDI: 0000000000000004
[ 80.025465][ T5047] RBP: 00007f361b0df5f0 R08: 0000000000000006 R09: 0000000000000006
[ 80.033445][ T5047] R10: 0000000000000006 R11: 0000000000000246 R12: 0000000000000001
[ 80.041423][ T5047] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 80.049438][ T5047]
[ 80.052668][ T5047] Kernel Offset: disabled
[ 80.057107][ T5047] Rebooting in 86400 seconds..