./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2354504880
<...>
Warning: Permanently added '10.128.0.28' (ED25519) to the list of known hosts.
execve("./syz-executor2354504880", ["./syz-executor2354504880"], 0x7ffd2ebda470 /* 10 vars */) = 0
brk(NULL) = 0x55555608f000
brk(0x55555608fd00) = 0x55555608fd00
arch_prctl(ARCH_SET_FS, 0x55555608f380) = 0
set_tid_address(0x55555608f650) = 5045
set_robust_list(0x55555608f660, 24) = 0
rseq(0x55555608fca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2354504880", 4096) = 28
getrandom("\x88\xcd\xfe\xec\xf7\x53\x1a\x30", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55555608fd00
brk(0x5555560b0d00) = 0x5555560b0d00
brk(0x5555560b1000) = 0x5555560b1000
mprotect(0x7f39a69b2000, 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./strace-static-x86_64: Process 5046 attached
, child_tidptr=0x55555608f650) = 5046
[pid 5046] set_robust_list(0x55555608f660, 24) = 0
[pid 5046] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5046] setpgid(0, 0) = 0
[pid 5046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5046] write(3, "1000", 4) = 4
[pid 5046] close(3) = 0
[pid 5046] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3
[pid 5046] write(3, "#! ./file0\n", 11) = 11
[pid 5046] openat(AT_FDCWD, "/dev/net/tun", O_RDONLY) = 4
[pid 5046] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 5
[pid 5046] 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 5046] getsockname(5, {sa_family=AF_NETLINK, sa_data="\x00\x00\x50\xd2\x8b\xe0\x00\x00"}, [10 => 12]) = 0
[pid 5046] ioctl(4, TUNSETIFINDEX, 0x20000040) = 0
[ 101.081588][ T5046] ------------[ cut here ]------------
[ 101.087083][ T5046] WARNING: CPU: 1 PID: 5046 at net/core/dev.c:9600 dev_index_reserve+0x1a2/0x1c0
[ 101.096433][ T5046] Modules linked in:
[ 101.100361][ T5046] CPU: 1 PID: 5046 Comm: syz-executor235 Not tainted 6.6.0-rc5-syzkaller-00157-ge8c127b05766 #0
[ 101.111004][ T5046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 101.121244][ T5046] RIP: 0010:dev_index_reserve+0x1a2/0x1c0
[ 101.127021][ T5046] Code: 00 31 d2 4d 8d 45 50 b9 ff ff ff 7f 48 8d 74 24 20 e8 02 4f 03 02 4c 89 e7 89 c3 e8 c8 58 12 02 e9 48 ff ff ff e8 fe 7b 56 f9 <0f> 0b bb ea ff ff ff e9 52 ff ff ff e8 bd a0 0e 02 66 66 2e 0f 1f
[ 101.146778][ T5046] RSP: 0018:ffffc900039cfc30 EFLAGS: 00010293
[ 101.152940][ T5046] RAX: 0000000000000000 RBX: 00000000e08bd250 RCX: 0000000000000000
[ 101.161094][ T5046] RDX: ffff888029ead940 RSI: ffffffff88314ac2 RDI: 0000000000000005
[ 101.169123][ T5046] RBP: 1ffff92000739f86 R08: 0000000000000005 R09: 0000000000000000
[ 101.177235][ T5046] R10: 00000000e08bd250 R11: ffffffff910d1250 R12: ffff8880777f0010
[ 101.185279][ T5046] R13: ffffffff9260f200 R14: ffff8880777f0000 R15: ffff8880777f00f8
[ 101.193408][ T5046] FS: 000055555608f380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
[ 101.202426][ T5046] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 101.209130][ T5046] CR2: 00000000005fdeb8 CR3: 0000000018354000 CR4: 00000000003506e0
[ 101.217201][ T5046] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 101.225256][ T5046] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 101.233321][ T5046] Call Trace:
[ 101.236639][ T5046]
[ 101.239615][ T5046] ? show_regs+0x8f/0xa0
[ 101.244000][ T5046] ? __warn+0xe6/0x380
[ 101.248112][ T5046] ? dev_index_reserve+0x1a2/0x1c0
[ 101.253334][ T5046] ? report_bug+0x3bc/0x580
[ 101.257880][ T5046] ? handle_bug+0x3c/0x70
[ 101.262303][ T5046] ? exc_invalid_op+0x17/0x40
[ 101.267027][ T5046] ? asm_exc_invalid_op+0x1a/0x20
[ 101.272171][ T5046] ? dev_index_reserve+0x1a2/0x1c0
[ 101.277328][ T5046] ? dev_index_reserve+0x1a2/0x1c0
[ 101.282565][ T5046] ? tc_run+0x530/0x530
[ 101.286785][ T5046] ? tun_net_init+0x4f2/0x6d0
[ 101.291680][ T5046] ? tun_attach.isra.0+0x1790/0x1790
[ 101.297023][ T5046] register_netdevice+0x69a/0x1490
[ 101.302278][ T5046] ? unregister_netdevice_queue+0x3c0/0x3c0
[ 101.308215][ T5046] ? alloc_netdev_mqs+0xee6/0x1290
[ 101.313443][ T5046] __tun_chr_ioctl+0x3091/0x4700
[ 101.318451][ T5046] ? tun_chr_read_iter+0x290/0x290
[ 101.323722][ T5046] ? bpf_lsm_file_ioctl+0x9/0x10
[ 101.328722][ T5046] ? tun_chr_compat_ioctl+0x30/0x30
[ 101.334033][ T5046] __x64_sys_ioctl+0x18f/0x210
[ 101.338860][ T5046] do_syscall_64+0x38/0xb0
[ 101.343377][ T5046] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 101.349319][ T5046] RIP: 0033:0x7f39a693fb79
[ 101.353813][ T5046] 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
[ 101.373512][ T5046] RSP: 002b:00007ffc262a2e38 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 101.382036][ T5046] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f39a693fb79
[ 101.390050][ T5046] RDX: 0000000020000200 RSI: 00000000400454ca RDI: 0000000000000004
[ 101.398133][ T5046] RBP: 00007f39a69b25f0 R08: 0000000000000006 R09: 0000000000000006
[ 101.406160][ T5046] R10: 0000000000000006 R11: 0000000000000246 R12: 0000000000000001
[ 101.414245][ T5046] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 101.422358][ T5046]
[ 101.425418][ T5046] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 101.432727][ T5046] CPU: 1 PID: 5046 Comm: syz-executor235 Not tainted 6.6.0-rc5-syzkaller-00157-ge8c127b05766 #0
[ 101.443180][ T5046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 101.453270][ T5046] Call Trace:
[ 101.456583][ T5046]
[ 101.459544][ T5046] dump_stack_lvl+0xd9/0x1b0
[ 101.464158][ T5046] panic+0x6a6/0x750
[ 101.468088][ T5046] ? panic_smp_self_stop+0xa0/0xa0
[ 101.473257][ T5046] ? dev_index_reserve+0x1a2/0x1c0
[ 101.478396][ T5046] check_panic_on_warn+0xab/0xb0
[ 101.483384][ T5046] __warn+0xf2/0x380
[ 101.487311][ T5046] ? dev_index_reserve+0x1a2/0x1c0
[ 101.492466][ T5046] report_bug+0x3bc/0x580
[ 101.496838][ T5046] handle_bug+0x3c/0x70
[ 101.501027][ T5046] exc_invalid_op+0x17/0x40
[ 101.505566][ T5046] asm_exc_invalid_op+0x1a/0x20
[ 101.510469][ T5046] RIP: 0010:dev_index_reserve+0x1a2/0x1c0
[ 101.516251][ T5046] Code: 00 31 d2 4d 8d 45 50 b9 ff ff ff 7f 48 8d 74 24 20 e8 02 4f 03 02 4c 89 e7 89 c3 e8 c8 58 12 02 e9 48 ff ff ff e8 fe 7b 56 f9 <0f> 0b bb ea ff ff ff e9 52 ff ff ff e8 bd a0 0e 02 66 66 2e 0f 1f
[ 101.535884][ T5046] RSP: 0018:ffffc900039cfc30 EFLAGS: 00010293
[ 101.541981][ T5046] RAX: 0000000000000000 RBX: 00000000e08bd250 RCX: 0000000000000000
[ 101.550016][ T5046] RDX: ffff888029ead940 RSI: ffffffff88314ac2 RDI: 0000000000000005
[ 101.558010][ T5046] RBP: 1ffff92000739f86 R08: 0000000000000005 R09: 0000000000000000
[ 101.566012][ T5046] R10: 00000000e08bd250 R11: ffffffff910d1250 R12: ffff8880777f0010
[ 101.574017][ T5046] R13: ffffffff9260f200 R14: ffff8880777f0000 R15: ffff8880777f00f8
[ 101.582017][ T5046] ? dev_index_reserve+0x1a2/0x1c0
[ 101.587162][ T5046] ? tc_run+0x530/0x530
[ 101.591355][ T5046] ? tun_net_init+0x4f2/0x6d0
[ 101.596082][ T5046] ? tun_attach.isra.0+0x1790/0x1790
[ 101.601406][ T5046] register_netdevice+0x69a/0x1490
[ 101.606562][ T5046] ? unregister_netdevice_queue+0x3c0/0x3c0
[ 101.612478][ T5046] ? alloc_netdev_mqs+0xee6/0x1290
[ 101.617644][ T5046] __tun_chr_ioctl+0x3091/0x4700
[ 101.622645][ T5046] ? tun_chr_read_iter+0x290/0x290
[ 101.627800][ T5046] ? bpf_lsm_file_ioctl+0x9/0x10
[ 101.632778][ T5046] ? tun_chr_compat_ioctl+0x30/0x30
[ 101.638019][ T5046] __x64_sys_ioctl+0x18f/0x210
[ 101.642818][ T5046] do_syscall_64+0x38/0xb0
[ 101.647295][ T5046] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 101.653254][ T5046] RIP: 0033:0x7f39a693fb79
[ 101.657959][ T5046] 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
[ 101.677588][ T5046] RSP: 002b:00007ffc262a2e38 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 101.686022][ T5046] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f39a693fb79
[ 101.694008][ T5046] RDX: 0000000020000200 RSI: 00000000400454ca RDI: 0000000000000004
[ 101.702117][ T5046] RBP: 00007f39a69b25f0 R08: 0000000000000006 R09: 0000000000000006
[ 101.710104][ T5046] R10: 0000000000000006 R11: 0000000000000246 R12: 0000000000000001
[ 101.718114][ T5046] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 101.726136][ T5046]
[ 101.729494][ T5046] Kernel Offset: disabled
[ 101.734023][ T5046] Rebooting in 86400 seconds..