./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1711524246
<...>
Warning: Permanently added '10.128.0.55' (ED25519) to the list of known hosts.
execve("./syz-executor1711524246", ["./syz-executor1711524246"], 0x7fff1d6f4680 /* 10 vars */) = 0
brk(NULL) = 0x555555e22000
brk(0x555555e22d00) = 0x555555e22d00
arch_prctl(ARCH_SET_FS, 0x555555e22380) = 0
set_tid_address(0x555555e22650) = 5042
set_robust_list(0x555555e22660, 24) = 0
rseq(0x555555e22ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1711524246", 4096) = 28
getrandom("\x00\x45\x4d\x1b\x86\xeb\xe5\x68", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555555e22d00
brk(0x555555e43d00) = 0x555555e43d00
brk(0x555555e44000) = 0x555555e44000
mprotect(0x7f4b12d38000, 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\x2c\x66\x45\xa2\x00\x00"}, [10 => 12]) = 0
ioctl(4, TUNSETIFINDEX, 0x20000040) = 0
[ 55.774012][ T5042] ------------[ cut here ]------------
[ 55.779537][ T5042] WARNING: CPU: 0 PID: 5042 at net/core/dev.c:9596 dev_index_reserve+0x1a2/0x1c0
[ 55.788692][ T5042] Modules linked in:
[ 55.792582][ T5042] CPU: 0 PID: 5042 Comm: syz-executor171 Not tainted 6.6.0-rc5-syzkaller-00072-g401644852d0b #0
[ 55.803119][ T5042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 55.813253][ T5042] RIP: 0010:dev_index_reserve+0x1a2/0x1c0
[ 55.819531][ T5042] Code: 00 31 d2 4d 8d 45 50 b9 ff ff ff 7f 48 8d 74 24 20 e8 22 50 03 02 4c 89 e7 89 c3 e8 68 5b 12 02 e9 48 ff ff ff e8 1e 7d 56 f9 <0f> 0b bb ea ff ff ff e9 52 ff ff ff e8 5d a3 0e 02 66 66 2e 0f 1f
[ 55.839173][ T5042] RSP: 0018:ffffc900042e7c30 EFLAGS: 00010293
[ 55.845278][ T5042] RAX: 0000000000000000 RBX: 00000000a245662c RCX: 0000000000000000
[ 55.853331][ T5042] RDX: ffff88801f29d940 RSI: ffffffff883149a2 RDI: 0000000000000005
[ 55.861322][ T5042] RBP: 1ffff9200085cf86 R08: 0000000000000005 R09: 0000000000000000
[ 55.869307][ T5042] R10: 00000000a245662c R11: ffffffff910cd5f0 R12: ffff888075b2c010
[ 55.877294][ T5042] R13: ffffffff9260f200 R14: ffff888075b2c000 R15: ffff888075b2c0f8
[ 55.885335][ T5042] FS: 0000555555e22380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 55.894247][ T5042] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 55.900890][ T5042] CR2: 00000000005fdeb8 CR3: 0000000074238000 CR4: 0000000000350ef0
[ 55.908910][ T5042] Call Trace:
[ 55.912180][ T5042]
[ 55.915136][ T5042] ? show_regs+0x8f/0xa0
[ 55.919389][ T5042] ? __warn+0xe6/0x380
[ 55.923441][ T5042] ? dev_index_reserve+0x1a2/0x1c0
[ 55.928662][ T5042] ? report_bug+0x3bc/0x580
[ 55.933188][ T5042] ? handle_bug+0x3c/0x70
[ 55.937627][ T5042] ? exc_invalid_op+0x17/0x40
[ 55.942315][ T5042] ? asm_exc_invalid_op+0x1a/0x20
[ 55.947477][ T5042] ? dev_index_reserve+0x1a2/0x1c0
[ 55.952610][ T5042] ? dev_index_reserve+0x1a2/0x1c0
[ 55.957775][ T5042] ? tc_run+0x530/0x530
[ 55.961952][ T5042] ? tun_net_init+0x4f2/0x6d0
[ 55.966664][ T5042] ? tun_attach.isra.0+0x1790/0x1790
[ 55.971958][ T5042] register_netdevice+0x69a/0x1490
[ 55.977106][ T5042] ? unregister_netdevice_queue+0x3c0/0x3c0
[ 55.983011][ T5042] ? alloc_netdev_mqs+0xee6/0x1290
[ 55.988169][ T5042] __tun_chr_ioctl+0x3091/0x4700
[ 55.993123][ T5042] ? tun_chr_read_iter+0x290/0x290
[ 55.998273][ T5042] ? bpf_lsm_file_ioctl+0x9/0x10
[ 56.003231][ T5042] ? tun_chr_compat_ioctl+0x30/0x30
[ 56.008448][ T5042] __x64_sys_ioctl+0x18f/0x210
[ 56.013221][ T5042] do_syscall_64+0x38/0xb0
[ 56.017664][ T5042] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 56.023571][ T5042] RIP: 0033:0x7f4b12cc5469
[ 56.028004][ T5042] 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
[ 56.047635][ T5042] RSP: 002b:00007ffeb75dc608 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 56.056064][ T5042] RAX: ffffffffffffffda RBX: 00007ffeb75dc7d8 RCX: 00007f4b12cc5469
[ 56.064118][ T5042] RDX: 0000000020000200 RSI: 00000000400454ca RDI: 0000000000000004
[ 56.072126][ T5042] RBP: 00007f4b12d38610 R08: 00007ffeb75dc7d8 R09: 00007ffeb75dc7d8
[ 56.080141][ T5042] R10: 00007ffeb75dc7d8 R11: 0000000000000246 R12: 0000000000000001
[ 56.088142][ T5042] R13: 00007ffeb75dc7c8 R14: 0000000000000001 R15: 0000000000000001
[ 56.096167][ T5042]
[ 56.099178][ T5042] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 56.106428][ T5042] CPU: 0 PID: 5042 Comm: syz-executor171 Not tainted 6.6.0-rc5-syzkaller-00072-g401644852d0b #0
[ 56.116815][ T5042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 56.126848][ T5042] Call Trace:
[ 56.130107][ T5042]
[ 56.133014][ T5042] dump_stack_lvl+0xd9/0x1b0
[ 56.137674][ T5042] panic+0x6a6/0x750
[ 56.141551][ T5042] ? panic_smp_self_stop+0xa0/0xa0
[ 56.146651][ T5042] ? dev_index_reserve+0x1a2/0x1c0
[ 56.151744][ T5042] check_panic_on_warn+0xab/0xb0
[ 56.156666][ T5042] __warn+0xf2/0x380
[ 56.160540][ T5042] ? dev_index_reserve+0x1a2/0x1c0
[ 56.165633][ T5042] report_bug+0x3bc/0x580
[ 56.169944][ T5042] handle_bug+0x3c/0x70
[ 56.174081][ T5042] exc_invalid_op+0x17/0x40
[ 56.178596][ T5042] asm_exc_invalid_op+0x1a/0x20
[ 56.183429][ T5042] RIP: 0010:dev_index_reserve+0x1a2/0x1c0
[ 56.189128][ T5042] Code: 00 31 d2 4d 8d 45 50 b9 ff ff ff 7f 48 8d 74 24 20 e8 22 50 03 02 4c 89 e7 89 c3 e8 68 5b 12 02 e9 48 ff ff ff e8 1e 7d 56 f9 <0f> 0b bb ea ff ff ff e9 52 ff ff ff e8 5d a3 0e 02 66 66 2e 0f 1f
[ 56.208720][ T5042] RSP: 0018:ffffc900042e7c30 EFLAGS: 00010293
[ 56.214778][ T5042] RAX: 0000000000000000 RBX: 00000000a245662c RCX: 0000000000000000
[ 56.222736][ T5042] RDX: ffff88801f29d940 RSI: ffffffff883149a2 RDI: 0000000000000005
[ 56.230696][ T5042] RBP: 1ffff9200085cf86 R08: 0000000000000005 R09: 0000000000000000
[ 56.238653][ T5042] R10: 00000000a245662c R11: ffffffff910cd5f0 R12: ffff888075b2c010
[ 56.246612][ T5042] R13: ffffffff9260f200 R14: ffff888075b2c000 R15: ffff888075b2c0f8
[ 56.254581][ T5042] ? dev_index_reserve+0x1a2/0x1c0
[ 56.259694][ T5042] ? tc_run+0x530/0x530
[ 56.263839][ T5042] ? tun_net_init+0x4f2/0x6d0
[ 56.268506][ T5042] ? tun_attach.isra.0+0x1790/0x1790
[ 56.273786][ T5042] register_netdevice+0x69a/0x1490
[ 56.278891][ T5042] ? unregister_netdevice_queue+0x3c0/0x3c0
[ 56.284774][ T5042] ? alloc_netdev_mqs+0xee6/0x1290
[ 56.289878][ T5042] __tun_chr_ioctl+0x3091/0x4700
[ 56.294815][ T5042] ? tun_chr_read_iter+0x290/0x290
[ 56.299928][ T5042] ? bpf_lsm_file_ioctl+0x9/0x10
[ 56.304859][ T5042] ? tun_chr_compat_ioctl+0x30/0x30
[ 56.310050][ T5042] __x64_sys_ioctl+0x18f/0x210
[ 56.314807][ T5042] do_syscall_64+0x38/0xb0
[ 56.319214][ T5042] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 56.325101][ T5042] RIP: 0033:0x7f4b12cc5469
[ 56.329586][ T5042] 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
[ 56.349179][ T5042] RSP: 002b:00007ffeb75dc608 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 56.357585][ T5042] RAX: ffffffffffffffda RBX: 00007ffeb75dc7d8 RCX: 00007f4b12cc5469
[ 56.365629][ T5042] RDX: 0000000020000200 RSI: 00000000400454ca RDI: 0000000000000004
[ 56.373683][ T5042] RBP: 00007f4b12d38610 R08: 00007ffeb75dc7d8 R09: 00007ffeb75dc7d8
[ 56.381648][ T5042] R10: 00007ffeb75dc7d8 R11: 0000000000000246 R12: 0000000000000001
[ 56.389610][ T5042] R13: 00007ffeb75dc7c8 R14: 0000000000000001 R15: 0000000000000001
[ 56.397580][ T5042]
[ 56.401593][ T5042] Kernel Offset: disabled
[ 56.405984][ T5042] Rebooting in 86400 seconds..