last executing test programs:
364.754879ms ago: executing program 0:
unshare(0x0)
321.477653ms ago: executing program 0:
socket$inet_smc(0x2b, 0x1, 0x0)
305.904371ms ago: executing program 1:
socket$inet6_icmp(0xa, 0x2, 0x3a)
290.818169ms ago: executing program 3:
socket$phonet(0x23, 0x2, 0x1)
276.89668ms ago: executing program 2:
socket$nl_crypto(0x10, 0x3, 0x15)
275.684107ms ago: executing program 1:
socket$inet_sctp(0x2, 0x1, 0x84)
269.437071ms ago: executing program 0:
socket$tipc(0x1e, 0x2, 0x0)
250.916498ms ago: executing program 1:
socket$caif_stream(0x25, 0x1, 0x0)
247.651036ms ago: executing program 2:
socket$rds(0x15, 0x5, 0x0)
240.592353ms ago: executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
236.46735ms ago: executing program 4:
syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
231.559636ms ago: executing program 3:
socket$inet6(0xa, 0x1, 0x0)
215.300651ms ago: executing program 2:
socket$isdn_base(0x22, 0x3, 0x0)
210.781375ms ago: executing program 3:
socket$pppl2tp(0x18, 0x1, 0x1)
203.831781ms ago: executing program 0:
socket$hf(0x13, 0x2, 0x0)
202.815079ms ago: executing program 4:
syz_init_net_socket$nl_rdma(0x10, 0x3, 0x14)
199.302038ms ago: executing program 1:
socket$xdp(0x2c, 0x3, 0x0)
183.527572ms ago: executing program 2:
epoll_pwait(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000000), 0x0)
160.698518ms ago: executing program 3:
socket$vsock_dgram(0x28, 0x2, 0x0)
157.712635ms ago: executing program 4:
syz_init_net_socket$ax25(0x3, 0x2, 0x0)
153.149852ms ago: executing program 1:
syz_init_net_socket$x25(0x9, 0x5, 0x0)
141.634722ms ago: executing program 2:
vmsplice(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0)
130.713974ms ago: executing program 3:
socket$bt_hidp(0x1f, 0x3, 0x6)
120.513712ms ago: executing program 3:
socket$qrtr(0x2a, 0x2, 0x0)
118.312243ms ago: executing program 4:
socket$bt_cmtp(0x1f, 0x3, 0x5)
100.652532ms ago: executing program 2:
gettid()
98.88788ms ago: executing program 1:
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
89.52343ms ago: executing program 0:
socket$inet6_udp(0xa, 0x2, 0x0)
76.162567ms ago: executing program 4:
splice(0xffffffffffffffff, &(0x7f0000000000), 0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0)
0s ago: executing program 4:
socket$inet_dccp(0x2, 0x6, 0x0)
kernel console output (not intermixed with test programs):
Warning: Permanently added '10.128.1.165' (ED25519) to the list of known hosts.
2024/06/18 17:29:38 fuzzer started
2024/06/18 17:29:39 dialing manager at 10.128.0.169:30019
[ 57.644648][ T5091] cgroup: Unknown subsys name 'net'
[ 57.928008][ T5091] cgroup: Unknown subsys name 'rlimit'
2024/06/18 17:29:40 starting 5 executor processes
[ 59.120484][ T5092] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 59.824548][ T5160] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 60.021037][ T5180] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 61.159186][ T35]
[ 61.161773][ T35] =============================
[ 61.166646][ T35] WARNING: suspicious RCU usage
[ 61.171603][ T35] 6.10.0-rc3-syzkaller-00704-ge845bb84fb6e #0 Not tainted
[ 61.178850][ T35] -----------------------------
[ 61.183745][ T35] net/netfilter/ipset/ip_set_core.c:1200 suspicious rcu_dereference_protected() usage!
[ 61.193637][ T35]
[ 61.193637][ T35] other info that might help us debug this:
[ 61.193637][ T35]
[ 61.204334][ T35]
2024/06/18 17:29:42 SYZFATAL: failed to recv *flatrpc.HostMessageRaw: EOF
[ 61.204334][ T35] rcu_scheduler_active = 2, debug_locks = 1
[ 61.212644][ T35] 3 locks held by kworker/u8:2/35:
[ 61.217787][ T35] #0: ffff888015edd948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 61.228960][ T35] #1: ffffc90000ab7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 61.239724][ T35] #2: ffffffff8f5db750 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 61.249285][ T35]
[ 61.249285][ T35] stack backtrace:
[ 61.255326][ T35] CPU: 1 PID: 35 Comm: kworker/u8:2 Not tainted 6.10.0-rc3-syzkaller-00704-ge845bb84fb6e #0
[ 61.265503][ T35] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 61.275593][ T35] Workqueue: netns cleanup_net
[ 61.280513][ T35] Call Trace:
[ 61.283810][ T35]
[ 61.286757][ T35] dump_stack_lvl+0x241/0x360
[ 61.291461][ T35] ? __pfx_dump_stack_lvl+0x10/0x10
[ 61.296695][ T35] ? __pfx__printk+0x10/0x10
[ 61.301353][ T35] lockdep_rcu_suspicious+0x221/0x340
[ 61.306845][ T35] _destroy_all_sets+0x232/0x5f0
[ 61.311818][ T35] ip_set_net_exit+0x20/0x50
[ 61.316449][ T35] cleanup_net+0x802/0xcc0
[ 61.320901][ T35] ? __pfx_cleanup_net+0x10/0x10
[ 61.325879][ T35] ? process_scheduled_works+0x945/0x1830
[ 61.331620][ T35] process_scheduled_works+0xa2c/0x1830
[ 61.337211][ T35] ? __pfx_process_scheduled_works+0x10/0x10
[ 61.343220][ T35] ? assign_work+0x364/0x3d0
[ 61.347843][ T35] worker_thread+0x86d/0xd70
[ 61.352473][ T35] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 61.358410][ T35] ? __kthread_parkme+0x169/0x1d0
[ 61.363462][ T35] ? __pfx_worker_thread+0x10/0x10
[ 61.368573][ T35] kthread+0x2f0/0x390
[ 61.372639][ T35] ? __pfx_worker_thread+0x10/0x10
[ 61.377743][ T35] ? __pfx_kthread+0x10/0x10
[ 61.382327][ T35] ret_from_fork+0x4b/0x80
[ 61.386736][ T35] ? __pfx_kthread+0x10/0x10
[ 61.391321][ T35] ret_from_fork_asm+0x1a/0x30
[ 61.396090][ T35]
[ 61.439428][ T35]
[ 61.441840][ T35] =============================
[ 61.446713][ T35] WARNING: suspicious RCU usage
[ 61.451694][ T35] 6.10.0-rc3-syzkaller-00704-ge845bb84fb6e #0 Not tainted
[ 61.458902][ T35] -----------------------------
[ 61.463790][ T35] net/netfilter/ipset/ip_set_core.c:1211 suspicious rcu_dereference_protected() usage!
[ 61.473524][ T35]
[ 61.473524][ T35] other info that might help us debug this:
[ 61.473524][ T35]
[ 61.484192][ T35]
[ 61.484192][ T35] rcu_scheduler_active = 2, debug_locks = 1
[ 61.492392][ T35] 3 locks held by kworker/u8:2/35:
[ 61.497511][ T35] #0: ffff888015edd948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 61.508566][ T35] #1: ffffc90000ab7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 61.519258][ T35] #2: ffffffff8f5db750 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 61.528735][ T35]
[ 61.528735][ T35] stack backtrace:
[ 61.534706][ T35] CPU: 1 PID: 35 Comm: kworker/u8:2 Not tainted 6.10.0-rc3-syzkaller-00704-ge845bb84fb6e #0
[ 61.544798][ T35] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 61.554884][ T35] Workqueue: netns cleanup_net
[ 61.559683][ T35] Call Trace:
[ 61.562988][ T35]
[ 61.565939][ T35] dump_stack_lvl+0x241/0x360
[ 61.570664][ T35] ? __pfx_dump_stack_lvl+0x10/0x10
[ 61.575893][ T35] ? __pfx__printk+0x10/0x10
[ 61.580613][ T35] lockdep_rcu_suspicious+0x221/0x340
[ 61.586037][ T35] _destroy_all_sets+0x53f/0x5f0
[ 61.591017][ T35] ip_set_net_exit+0x20/0x50
[ 61.595638][ T35] cleanup_net+0x802/0xcc0
[ 61.600096][ T35] ? __pfx_cleanup_net+0x10/0x10
[ 61.605076][ T35] ? process_scheduled_works+0x945/0x1830
[ 61.610826][ T35] process_scheduled_works+0xa2c/0x1830
[ 61.616428][ T35] ? __pfx_process_scheduled_works+0x10/0x10
[ 61.622448][ T35] ? assign_work+0x364/0x3d0
[ 61.627075][ T35] worker_thread+0x86d/0xd70
[ 61.631708][ T35] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 61.637632][ T35] ? __kthread_parkme+0x169/0x1d0
[ 61.642679][ T35] ? __pfx_worker_thread+0x10/0x10
[ 61.647789][ T35] kthread+0x2f0/0x390
[ 61.651856][ T35] ? __pfx_worker_thread+0x10/0x10
[ 61.656959][ T35] ? __pfx_kthread+0x10/0x10
[ 61.661541][ T35] ret_from_fork+0x4b/0x80
[ 61.665954][ T35] ? __pfx_kthread+0x10/0x10
[ 61.670623][ T35] ret_from_fork_asm+0x1a/0x30
[ 61.675514][ T35]