./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1201803160

<...>
DUID 00:04:c5:78:79:07:21:f0:b3:e0:09:b6:1a:d6:4d:97:86:4f
forked to background, child pid 3176
[   26.621309][ T3177] 8021q: adding VLAN 0 to HW filter on device bond0
[   26.635049][ T3177] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK

syzkaller
Warning: Permanently added '10.128.0.217' (ECDSA) to the list of known hosts.
execve("./syz-executor1201803160", ["./syz-executor1201803160"], 0x7ffecc128380 /* 10 vars */) = 0
brk(NULL)                               = 0x555556dfb000
brk(0x555556dfbc40)                     = 0x555556dfbc40
arch_prctl(ARCH_SET_FS, 0x555556dfb300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor1201803160", 4096) = 28
brk(0x555556e1cc40)                     = 0x555556e1cc40
brk(0x555556e1d000)                     = 0x555556e1d000
mprotect(0x7f60f6e25000, 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_INET, SOCK_RAW, IPPROTO_PIM)  = 3
setsockopt(3, SOL_SOCKET, SO_BINDTODEVICE, "\x62\x6f\x6e\x64\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 16) = 0
syzkaller login: [   48.578255][ T3598] 
[   48.580806][ T3598] =============================
[   48.585762][ T3598] WARNING: suspicious RCU usage
[   48.590656][ T3598] 5.18.0-rc6-syzkaller-00009-gfeb9c5e19e91 #0 Not tainted
[   48.597999][ T3598] -----------------------------
[   48.602850][ T3598] include/net/bonding.h:353 suspicious rcu_dereference_check() usage!
[   48.611380][ T3598] 
[   48.611380][ T3598] other info that might help us debug this:
[   48.611380][ T3598] 
[   48.621743][ T3598] 
[   48.621743][ T3598] rcu_scheduler_active = 2, debug_locks = 1
[   48.629914][ T3598] 1 lock held by syz-executor120/3598:
[   48.635367][ T3598]  #0: ffff888017d721b0 (sk_lock-AF_INET){+.+.}-{0:0}, at: sock_setsockopt+0x1e3/0x2d60
[   48.645208][ T3598] 
[   48.645208][ T3598] stack backtrace:
[   48.651119][ T3598] CPU: 1 PID: 3598 Comm: syz-executor120 Not tainted 5.18.0-rc6-syzkaller-00009-gfeb9c5e19e91 #0
[   48.661599][ T3598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   48.671636][ T3598] Call Trace:
[   48.674897][ T3598]  <TASK>
[   48.677825][ T3598]  dump_stack_lvl+0xcd/0x134
[   48.682405][ T3598]  bond_ethtool_get_ts_info+0x32c/0x3a0
[   48.687936][ T3598]  ? bond_poll_controller+0x440/0x440
[   48.693292][ T3598]  __ethtool_get_ts_info+0x173/0x240
[   48.698563][ T3598]  ethtool_get_phc_vclocks+0x99/0x110
[   48.703920][ T3598]  ? __ethtool_get_ts_info+0x240/0x240
[   48.709370][ T3598]  sock_set_timestamping+0x3a3/0x7e0
[   48.714646][ T3598]  ? sock_set_timestamp+0xc0/0xc0
[   48.719654][ T3598]  ? mark_held_locks+0x9f/0xe0
[   48.724402][ T3598]  ? __local_bh_enable_ip+0xa0/0x120
[   48.729672][ T3598]  sock_setsockopt+0x543/0x2d60
[   48.734506][ T3598]  ? sock_set_timestamping+0x7e0/0x7e0
[   48.739953][ T3598]  ? aa_sk_perm+0x30f/0xaa0
[   48.744455][ T3598]  ? aa_af_perm+0x230/0x230
[   48.748948][ T3598]  ? rwlock_bug.part.0+0x90/0x90
[   48.753879][ T3598]  ? _raw_spin_lock_irq+0x41/0x50
[   48.758903][ T3598]  ? __sys_setsockopt+0x51b/0x6a0
[   48.763919][ T3598]  __sys_setsockopt+0x55e/0x6a0
[   48.768764][ T3598]  ? __ia32_sys_recv+0x100/0x100
[   48.773695][ T3598]  ? lock_downgrade+0x6e0/0x6e0
[   48.778546][ T3598]  ? _raw_spin_unlock_irq+0x1f/0x40
[   48.783743][ T3598]  ? lockdep_hardirqs_on+0x79/0x100
[   48.788936][ T3598]  __x64_sys_setsockopt+0xba/0x150
[   48.794040][ T3598]  do_syscall_64+0x35/0xb0
[   48.798454][ T3598]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[   48.804343][ T3598] RIP: 0033:0x7f60f6db8b39
[   48.808748][ T3598] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 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 c0 ff ff ff f7 d8 64 89 01 48
setsockopt(3, SOL_SOCKET, SO_TIMESTAMPING_NEW, [33024], 4) = -1 EINVAL (Invalid argument)
exit_group(0)                           = ?
+++ exited with 0 +++
[   48.828343][