./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3407868741
<...>
Warning: Permanently added '10.128.1.57' (ED25519) to the list of known hosts.
execve("./syz-executor3407868741", ["./syz-executor3407868741"], 0x7fff776075d0 /* 10 vars */) = 0
brk(NULL) = 0x5555556b1000
brk(0x5555556b1d00) = 0x5555556b1d00
arch_prctl(ARCH_SET_FS, 0x5555556b1380) = 0
set_tid_address(0x5555556b1650) = 5044
set_robust_list(0x5555556b1660, 24) = 0
rseq(0x5555556b1ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3407868741", 4096) = 28
getrandom("\x59\xf2\xf3\x40\x33\x4f\xe0\xd8", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x5555556b1d00
brk(0x5555556d2d00) = 0x5555556d2d00
brk(0x5555556d3000) = 0x5555556d3000
mprotect(0x7f1f5a8f0000, 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
socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3
write(3, "#! ./file0\n", 11) = 11
openat(AT_FDCWD, "/dev/net/tun", O_RDONLY) = 4
socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 5
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)
getsockname(5, {sa_family=AF_NETLINK, sa_data="\x00\x00\x8a\x7c\x32\xa5\x00\x00"}, [10 => 12]) = 0
ioctl(4, TUNSETIFINDEX, 0x20000040) = 0
[ 70.800120][ T5044] ------------[ cut here ]------------
[ 70.805598][ T5044] WARNING: CPU: 0 PID: 5044 at net/core/dev.c:9622 dev_index_reserve+0x1a2/0x1c0
[ 70.814787][ T5044] Modules linked in:
[ 70.818737][ T5044] CPU: 0 PID: 5044 Comm: syz-executor340 Not tainted 6.6.0-rc5-syzkaller-01211-gcf8b49fbd041 #0
[ 70.829205][ T5044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 70.839311][ T5044] RIP: 0010:dev_index_reserve+0x1a2/0x1c0
[ 70.845046][ T5044] Code: 00 31 d2 4d 8d 45 50 b9 ff ff ff 7f 48 8d 74 24 20 e8 c2 5e 04 02 4c 89 e7 89 c3 e8 18 62 13 02 e9 48 ff ff ff e8 8e 05 56 f9 <0f> 0b bb ea ff ff ff e9 52 ff ff ff e8 0d aa 0f 02 66 66 2e 0f 1f
[ 70.864723][ T5044] RSP: 0018:ffffc900039cfc30 EFLAGS: 00010293
[ 70.870843][ T5044] RAX: 0000000000000000 RBX: 00000000a5327c8a RCX: 0000000000000000
[ 70.878851][ T5044] RDX: ffff888015341dc0 RSI: ffffffff8831cb02 RDI: 0000000000000005
[ 70.886875][ T5044] RBP: 1ffff92000739f86 R08: 0000000000000005 R09: 0000000000000000
[ 70.894837][ T5044] R10: 00000000a5327c8a R11: ffffffff910bc8f0 R12: ffff88801dfe8010
[ 70.902870][ T5044] R13: ffffffff926122c0 R14: ffff88801dfe8000 R15: ffff88801dfe80f8
[ 70.910892][ T5044] FS: 00005555556b1380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 70.919884][ T5044] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 70.926524][ T5044] CR2: 00000000005fdeb8 CR3: 000000007395c000 CR4: 00000000003506f0
[ 70.934517][ T5044] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 70.942545][ T5044] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 70.950550][ T5044] Call Trace:
[ 70.953818][ T5044]
[ 70.956778][ T5044] ? show_regs+0x8f/0xa0
[ 70.961039][ T5044] ? __warn+0xe6/0x380
[ 70.965100][ T5044] ? dev_index_reserve+0x1a2/0x1c0
[ 70.970259][ T5044] ? report_bug+0x3bc/0x580
[ 70.974781][ T5044] ? handle_bug+0x3c/0x70
[ 70.979170][ T5044] ? exc_invalid_op+0x17/0x40
[ 70.983872][ T5044] ? asm_exc_invalid_op+0x1a/0x20
[ 70.988951][ T5044] ? dev_index_reserve+0x1a2/0x1c0
[ 70.994081][ T5044] ? dev_index_reserve+0x1a2/0x1c0
[ 70.999236][ T5044] ? tc_run+0x530/0x530
[ 71.003405][ T5044] ? tun_net_init+0x4f2/0x6d0
[ 71.008116][ T5044] ? tun_attach.isra.0+0x1790/0x1790
[ 71.013419][ T5044] register_netdevice+0x69a/0x1490
[ 71.018574][ T5044] ? unregister_netdevice_queue+0x3c0/0x3c0
[ 71.024479][ T5044] ? alloc_netdev_mqs+0xee6/0x1290
[ 71.029636][ T5044] __tun_chr_ioctl+0x3091/0x4700
[ 71.034595][ T5044] ? tun_chr_read_iter+0x290/0x290
[ 71.039773][ T5044] ? bpf_lsm_file_ioctl+0x9/0x10
[ 71.044738][ T5044] ? tun_chr_compat_ioctl+0x30/0x30
[ 71.049994][ T5044] __x64_sys_ioctl+0x18f/0x210
[ 71.054787][ T5044] do_syscall_64+0x38/0xb0
[ 71.059264][ T5044] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 71.065177][ T5044] RIP: 0033:0x7f1f5a87d469
[ 71.069629][ T5044] 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
[ 71.089276][ T5044] RSP: 002b:00007fff41d46ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 71.097737][ T5044] RAX: ffffffffffffffda RBX: 00007fff41d470b8 RCX: 00007f1f5a87d469
[ 71.105761][ T5044] RDX: 0000000020000200 RSI: 00000000400454ca RDI: 0000000000000004
[ 71.113773][ T5044] RBP: 00007f1f5a8f0610 R08: 00007fff41d470b8 R09: 00007fff41d470b8
[ 71.121774][ T5044] R10: 00007fff41d470b8 R11: 0000000000000246 R12: 0000000000000001
[ 71.129774][ T5044] R13: 00007fff41d470a8 R14: 0000000000000001 R15: 0000000000000001
[ 71.137786][ T5044]
[ 71.140793][ T5044] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 71.148059][ T5044] CPU: 0 PID: 5044 Comm: syz-executor340 Not tainted 6.6.0-rc5-syzkaller-01211-gcf8b49fbd041 #0
[ 71.158471][ T5044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 71.168526][ T5044] Call Trace:
[ 71.171803][ T5044]
[ 71.174732][ T5044] dump_stack_lvl+0xd9/0x1b0
[ 71.179334][ T5044] panic+0x6a6/0x750
[ 71.183234][ T5044] ? panic_smp_self_stop+0xa0/0xa0
[ 71.188367][ T5044] ? dev_index_reserve+0x1a2/0x1c0
[ 71.193484][ T5044] check_panic_on_warn+0xab/0xb0
[ 71.198431][ T5044] __warn+0xf2/0x380
[ 71.202332][ T5044] ? dev_index_reserve+0x1a2/0x1c0
[ 71.207448][ T5044] report_bug+0x3bc/0x580
[ 71.211786][ T5044] handle_bug+0x3c/0x70
[ 71.215949][ T5044] exc_invalid_op+0x17/0x40
[ 71.220459][ T5044] asm_exc_invalid_op+0x1a/0x20
[ 71.225320][ T5044] RIP: 0010:dev_index_reserve+0x1a2/0x1c0
[ 71.231047][ T5044] Code: 00 31 d2 4d 8d 45 50 b9 ff ff ff 7f 48 8d 74 24 20 e8 c2 5e 04 02 4c 89 e7 89 c3 e8 18 62 13 02 e9 48 ff ff ff e8 8e 05 56 f9 <0f> 0b bb ea ff ff ff e9 52 ff ff ff e8 0d aa 0f 02 66 66 2e 0f 1f
[ 71.250656][ T5044] RSP: 0018:ffffc900039cfc30 EFLAGS: 00010293
[ 71.256734][ T5044] RAX: 0000000000000000 RBX: 00000000a5327c8a RCX: 0000000000000000
[ 71.264716][ T5044] RDX: ffff888015341dc0 RSI: ffffffff8831cb02 RDI: 0000000000000005
[ 71.272688][ T5044] RBP: 1ffff92000739f86 R08: 0000000000000005 R09: 0000000000000000
[ 71.280660][ T5044] R10: 00000000a5327c8a R11: ffffffff910bc8f0 R12: ffff88801dfe8010
[ 71.288630][ T5044] R13: ffffffff926122c0 R14: ffff88801dfe8000 R15: ffff88801dfe80f8
[ 71.296616][ T5044] ? dev_index_reserve+0x1a2/0x1c0
[ 71.301742][ T5044] ? tc_run+0x530/0x530
[ 71.305904][ T5044] ? tun_net_init+0x4f2/0x6d0
[ 71.310586][ T5044] ? tun_attach.isra.0+0x1790/0x1790
[ 71.315876][ T5044] register_netdevice+0x69a/0x1490
[ 71.320995][ T5044] ? unregister_netdevice_queue+0x3c0/0x3c0
[ 71.326891][ T5044] ? alloc_netdev_mqs+0xee6/0x1290
[ 71.332021][ T5044] __tun_chr_ioctl+0x3091/0x4700
[ 71.336989][ T5044] ? tun_chr_read_iter+0x290/0x290
[ 71.342126][ T5044] ? bpf_lsm_file_ioctl+0x9/0x10
[ 71.347074][ T5044] ? tun_chr_compat_ioctl+0x30/0x30
[ 71.352281][ T5044] __x64_sys_ioctl+0x18f/0x210
[ 71.357053][ T5044] do_syscall_64+0x38/0xb0
[ 71.361478][ T5044] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 71.367380][ T5044] RIP: 0033:0x7f1f5a87d469
[ 71.371805][ T5044] 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
[ 71.391446][ T5044] RSP: 002b:00007fff41d46ee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 71.399866][ T5044] RAX: ffffffffffffffda RBX: 00007fff41d470b8 RCX: 00007f1f5a87d469
[ 71.407943][ T5044] RDX: 0000000020000200 RSI: 00000000400454ca RDI: 0000000000000004
[ 71.415912][ T5044] RBP: 00007f1f5a8f0610 R08: 00007fff41d470b8 R09: 00007fff41d470b8
[ 71.424144][ T5044] R10: 00007fff41d470b8 R11: 0000000000000246 R12: 0000000000000001
[ 71.432121][ T5044] R13: 00007fff41d470a8 R14: 0000000000000001 R15: 0000000000000001
[ 71.440108][ T5044]
[ 71.443332][ T5044] Kernel Offset: disabled
[ 71.447728][ T5044] Rebooting in 86400 seconds..