./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2884383252
<...>
Warning: Permanently added '10.128.1.5' (ED25519) to the list of known hosts.
execve("./syz-executor2884383252", ["./syz-executor2884383252"], 0x7ffe11805180 /* 10 vars */) = 0
brk(NULL) = 0x55555669e000
brk(0x55555669ed00) = 0x55555669ed00
arch_prctl(ARCH_SET_FS, 0x55555669e380) = 0
set_tid_address(0x55555669e650) = 5046
set_robust_list(0x55555669e660, 24) = 0
rseq(0x55555669eca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2884383252", 4096) = 28
getrandom("\x92\xcb\xbe\x8b\xd3\xde\xae\x8b", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55555669ed00
brk(0x5555566bfd00) = 0x5555566bfd00
brk(0x5555566c0000) = 0x5555566c0000
mprotect(0x7f37508ae000, 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\x46\x4a\xbd\xd2\x00\x00"}, [10 => 12]) = 0
ioctl(4, TUNSETIFINDEX, 0x20000040) = 0
[ 72.214321][ T5046] ------------[ cut here ]------------
[ 72.220140][ T5046] WARNING: CPU: 1 PID: 5046 at net/core/dev.c:9622 dev_index_reserve+0x1a2/0x1c0
[ 72.229332][ T5046] Modules linked in:
[ 72.233844][ T5046] CPU: 1 PID: 5046 Comm: syz-executor288 Not tainted 6.6.0-rc5-syzkaller-01211-gcf8b49fbd041 #0
[ 72.244790][ T5046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 72.254907][ T5046] RIP: 0010:dev_index_reserve+0x1a2/0x1c0
[ 72.260818][ T5046] 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
[ 72.281002][ T5046] RSP: 0018:ffffc90003a5fc30 EFLAGS: 00010293
[ 72.287205][ T5046] RAX: 0000000000000000 RBX: 00000000d2bd4a46 RCX: 0000000000000000
[ 72.295295][ T5046] RDX: ffff888016335940 RSI: ffffffff8831cb02 RDI: 0000000000000005
[ 72.303462][ T5046] RBP: 1ffff9200074bf86 R08: 0000000000000005 R09: 0000000000000000
[ 72.311527][ T5046] R10: 00000000d2bd4a46 R11: ffffffff910bc8f0 R12: ffff888074e14010
[ 72.319678][ T5046] R13: ffffffff926122c0 R14: ffff888074e14000 R15: ffff888074e140f8
[ 72.327874][ T5046] FS: 000055555669e380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
[ 72.337176][ T5046] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 72.343974][ T5046] CR2: 00000000005fdeb8 CR3: 00000000285d6000 CR4: 00000000003506e0
[ 72.352023][ T5046] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 72.360092][ T5046] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 72.368140][ T5046] Call Trace:
[ 72.371431][ T5046]
[ 72.374480][ T5046] ? show_regs+0x8f/0xa0
[ 72.378813][ T5046] ? __warn+0xe6/0x380
[ 72.382928][ T5046] ? dev_index_reserve+0x1a2/0x1c0
[ 72.388114][ T5046] ? report_bug+0x3bc/0x580
[ 72.392646][ T5046] ? handle_bug+0x3c/0x70
[ 72.397031][ T5046] ? exc_invalid_op+0x17/0x40
[ 72.401731][ T5046] ? asm_exc_invalid_op+0x1a/0x20
[ 72.406821][ T5046] ? dev_index_reserve+0x1a2/0x1c0
[ 72.411974][ T5046] ? dev_index_reserve+0x1a2/0x1c0
[ 72.417150][ T5046] ? tc_run+0x530/0x530
[ 72.421347][ T5046] ? tun_net_init+0x4f2/0x6d0
[ 72.426058][ T5046] ? tun_attach.isra.0+0x1790/0x1790
[ 72.431461][ T5046] register_netdevice+0x69a/0x1490
[ 72.436746][ T5046] ? unregister_netdevice_queue+0x3c0/0x3c0
[ 72.442693][ T5046] ? alloc_netdev_mqs+0xee6/0x1290
[ 72.447857][ T5046] __tun_chr_ioctl+0x3091/0x4700
[ 72.452831][ T5046] ? tun_chr_read_iter+0x290/0x290
[ 72.458038][ T5046] ? bpf_lsm_file_ioctl+0x9/0x10
[ 72.463007][ T5046] ? tun_chr_compat_ioctl+0x30/0x30
[ 72.468261][ T5046] __x64_sys_ioctl+0x18f/0x210
[ 72.473055][ T5046] do_syscall_64+0x38/0xb0
[ 72.477549][ T5046] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 72.483468][ T5046] RIP: 0033:0x7f375083b469
[ 72.488005][ T5046] 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
[ 72.507697][ T5046] RSP: 002b:00007ffd4d045b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 72.516145][ T5046] RAX: ffffffffffffffda RBX: 00007ffd4d045d38 RCX: 00007f375083b469
[ 72.524303][ T5046] RDX: 0000000020000200 RSI: 00000000400454ca RDI: 0000000000000004
[ 72.532435][ T5046] RBP: 00007f37508ae610 R08: 00007ffd4d045d38 R09: 00007ffd4d045d38
[ 72.540447][ T5046] R10: 00007ffd4d045d38 R11: 0000000000000246 R12: 0000000000000001
[ 72.548465][ T5046] R13: 00007ffd4d045d28 R14: 0000000000000001 R15: 0000000000000001
[ 72.556477][ T5046]
[ 72.559488][ T5046] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 72.566924][ T5046] CPU: 1 PID: 5046 Comm: syz-executor288 Not tainted 6.6.0-rc5-syzkaller-01211-gcf8b49fbd041 #0
[ 72.577412][ T5046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 72.587468][ T5046] Call Trace:
[ 72.590746][ T5046]
[ 72.593674][ T5046] dump_stack_lvl+0xd9/0x1b0
[ 72.598274][ T5046] panic+0x6a6/0x750
[ 72.602176][ T5046] ? panic_smp_self_stop+0xa0/0xa0
[ 72.607306][ T5046] ? dev_index_reserve+0x1a2/0x1c0
[ 72.612565][ T5046] check_panic_on_warn+0xab/0xb0
[ 72.617612][ T5046] __warn+0xf2/0x380
[ 72.621863][ T5046] ? dev_index_reserve+0x1a2/0x1c0
[ 72.627417][ T5046] report_bug+0x3bc/0x580
[ 72.631929][ T5046] handle_bug+0x3c/0x70
[ 72.636095][ T5046] exc_invalid_op+0x17/0x40
[ 72.640608][ T5046] asm_exc_invalid_op+0x1a/0x20
[ 72.645504][ T5046] RIP: 0010:dev_index_reserve+0x1a2/0x1c0
[ 72.651234][ T5046] 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
[ 72.670848][ T5046] RSP: 0018:ffffc90003a5fc30 EFLAGS: 00010293
[ 72.677178][ T5046] RAX: 0000000000000000 RBX: 00000000d2bd4a46 RCX: 0000000000000000
[ 72.685408][ T5046] RDX: ffff888016335940 RSI: ffffffff8831cb02 RDI: 0000000000000005
[ 72.693564][ T5046] RBP: 1ffff9200074bf86 R08: 0000000000000005 R09: 0000000000000000
[ 72.701730][ T5046] R10: 00000000d2bd4a46 R11: ffffffff910bc8f0 R12: ffff888074e14010
[ 72.709701][ T5046] R13: ffffffff926122c0 R14: ffff888074e14000 R15: ffff888074e140f8
[ 72.717961][ T5046] ? dev_index_reserve+0x1a2/0x1c0
[ 72.723123][ T5046] ? tc_run+0x530/0x530
[ 72.727369][ T5046] ? tun_net_init+0x4f2/0x6d0
[ 72.732052][ T5046] ? tun_attach.isra.0+0x1790/0x1790
[ 72.737346][ T5046] register_netdevice+0x69a/0x1490
[ 72.742465][ T5046] ? unregister_netdevice_queue+0x3c0/0x3c0
[ 72.748419][ T5046] ? alloc_netdev_mqs+0xee6/0x1290
[ 72.753655][ T5046] __tun_chr_ioctl+0x3091/0x4700
[ 72.758692][ T5046] ? tun_chr_read_iter+0x290/0x290
[ 72.763912][ T5046] ? bpf_lsm_file_ioctl+0x9/0x10
[ 72.768856][ T5046] ? tun_chr_compat_ioctl+0x30/0x30
[ 72.774082][ T5046] __x64_sys_ioctl+0x18f/0x210
[ 72.778966][ T5046] do_syscall_64+0x38/0xb0
[ 72.783481][ T5046] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 72.789647][ T5046] RIP: 0033:0x7f375083b469
[ 72.794234][ T5046] 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
[ 72.814971][ T5046] RSP: 002b:00007ffd4d045b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 72.823821][ T5046] RAX: ffffffffffffffda RBX: 00007ffd4d045d38 RCX: 00007f375083b469
[ 72.831968][ T5046] RDX: 0000000020000200 RSI: 00000000400454ca RDI: 0000000000000004
[ 72.839939][ T5046] RBP: 00007f37508ae610 R08: 00007ffd4d045d38 R09: 00007ffd4d045d38
[ 72.847910][ T5046] R10: 00007ffd4d045d38 R11: 0000000000000246 R12: 0000000000000001
[ 72.855880][ T5046] R13: 00007ffd4d045d28 R14: 0000000000000001 R15: 0000000000000001
[ 72.863864][ T5046]
[ 72.867104][ T5046] Kernel Offset: disabled
[ 72.871598][ T5046] Rebooting in 86400 seconds..