last executing test programs:
976.924439ms ago: executing program 2:
epoll_wait(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0)
973.26874ms ago: executing program 0:
nanosleep(&(0x7f0000000000), 0x0)
965.812672ms ago: executing program 3:
socket(0x1e, 0x2, 0x0)
955.966315ms ago: executing program 4:
socket$bt_bnep(0x1f, 0x3, 0x4)
949.964777ms ago: executing program 2:
socket$key(0xf, 0x3, 0x2)
942.587401ms ago: executing program 0:
socket$pptp(0x18, 0x1, 0x2)
934.837385ms ago: executing program 1:
socket$inet_smc(0x2b, 0x1, 0x0)
922.775915ms ago: executing program 3:
socket$inet6_icmp_raw(0xa, 0x3, 0x3a)
911.911173ms ago: executing program 2:
vmsplice(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0)
905.500059ms ago: executing program 4:
socket$nl_netfilter(0x10, 0x3, 0xc)
901.231553ms ago: executing program 1:
socket$vsock_dgram(0x28, 0x2, 0x0)
888.373601ms ago: executing program 0:
socket$inet_sctp(0x2, 0x1, 0x84)
887.526165ms ago: executing program 3:
socket$inet_mptcp(0x2, 0x1, 0x106)
886.800203ms ago: executing program 4:
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
882.057856ms ago: executing program 2:
socket$isdn(0x22, 0x3, 0x0)
865.767911ms ago: executing program 3:
socket$inet_udp(0x2, 0x2, 0x0)
864.076917ms ago: executing program 1:
pread64(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0)
853.117176ms ago: executing program 0:
getgid()
850.39927ms ago: executing program 2:
gettid()
844.308406ms ago: executing program 4:
pwritev(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0)
840.005838ms ago: executing program 1:
socket$inet_tcp(0x2, 0x1, 0x0)
833.107409ms ago: executing program 3:
socket$caif_seqpacket(0x25, 0x5, 0x0)
821.624215ms ago: executing program 1:
socket$nl_rdma(0x10, 0x3, 0x14)
817.569032ms ago: executing program 2:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
815.623425ms ago: executing program 0:
socket$rxrpc(0x21, 0x2, 0x0)
803.220551ms ago: executing program 4:
socket$inet6_udp(0xa, 0x2, 0x0)
792.648209ms ago: executing program 1:
socket$inet6_udplite(0xa, 0x2, 0x88)
787.474858ms ago: executing program 0:
syz_init_net_socket$netrom(0x6, 0x5, 0x0)
156.185498ms ago: executing program 3:
mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0)
0s ago: executing program 4:
mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0)
kernel console output (not intermixed with test programs):
Warning: Permanently added '10.128.0.124' (ED25519) to the list of known hosts.
2024/06/17 21:32:13 fuzzer started
2024/06/17 21:32:13 dialing manager at 10.128.0.169:30019
[ 56.231362][ T5091] cgroup: Unknown subsys name 'net'
[ 56.444982][ T5091] cgroup: Unknown subsys name 'rlimit'
2024/06/17 21:32:15 starting 5 executor processes
[ 57.602415][ T5114] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 58.561062][ T5187] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 59.139130][ T5266] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 59.990927][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 60.018728][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 60.066048][ T11]
[ 60.068875][ T11] =============================
[ 60.073751][ T11] WARNING: suspicious RCU usage
[ 60.078841][ T11] 6.10.0-rc3-syzkaller-00696-g4314175af496 #0 Not tainted
[ 60.086078][ T11] -----------------------------
[ 60.091227][ T11] net/netfilter/ipset/ip_set_core.c:1200 suspicious rcu_dereference_protected() usage!
[ 60.101025][ T11]
[ 60.101025][ T11] other info that might help us debug this:
[ 60.101025][ T11]
[ 60.111349][ T11]
[ 60.111349][ T11] rcu_scheduler_active = 2, debug_locks = 1
[ 60.119544][ T11] 3 locks held by kworker/u8:0/11:
[ 60.124695][ T11] #0: ffff888015edd948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 60.135925][ T11] #1: ffffc90000107d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 60.146657][ T11] #2: ffffffff8f5db650 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 60.156148][ T11]
[ 60.156148][ T11] stack backtrace:
2024/06/17 21:32:17 SYZFATAL: failed to recv *flatrpc.HostMessageRaw: EOF
[ 60.162231][ T11] CPU: 0 PID: 11 Comm: kworker/u8:0 Not tainted 6.10.0-rc3-syzkaller-00696-g4314175af496 #0
[ 60.172416][ T11] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 60.182594][ T11] Workqueue: netns cleanup_net
[ 60.187404][ T11] Call Trace:
[ 60.190707][ T11]
[ 60.193664][ T11] dump_stack_lvl+0x241/0x360
[ 60.198370][ T11] ? __pfx_dump_stack_lvl+0x10/0x10
[ 60.203571][ T11] ? __pfx__printk+0x10/0x10
[ 60.208247][ T11] lockdep_rcu_suspicious+0x221/0x340
[ 60.213614][ T11] _destroy_all_sets+0x232/0x5f0
[ 60.218560][ T11] ip_set_net_exit+0x20/0x50
[ 60.223236][ T11] cleanup_net+0x802/0xcc0
[ 60.227662][ T11] ? __pfx_cleanup_net+0x10/0x10
[ 60.232614][ T11] ? process_scheduled_works+0x945/0x1830
[ 60.238320][ T11] process_scheduled_works+0xa2c/0x1830
[ 60.243876][ T11] ? __pfx_process_scheduled_works+0x10/0x10
[ 60.249857][ T11] ? assign_work+0x364/0x3d0
[ 60.254455][ T11] worker_thread+0x86d/0xd70
[ 60.259049][ T11] ? __kthread_parkme+0x169/0x1d0
[ 60.264064][ T11] ? __pfx_worker_thread+0x10/0x10
[ 60.269165][ T11] kthread+0x2f0/0x390
[ 60.273230][ T11] ? __pfx_worker_thread+0x10/0x10
[ 60.278421][ T11] ? __pfx_kthread+0x10/0x10
[ 60.283024][ T11] ret_from_fork+0x4b/0x80
[ 60.287436][ T11] ? __pfx_kthread+0x10/0x10
[ 60.292020][ T11] ret_from_fork_asm+0x1a/0x30
[ 60.296792][ T11]
[ 60.328845][ T11]
[ 60.331237][ T11] =============================
[ 60.336109][ T11] WARNING: suspicious RCU usage
[ 60.341220][ T11] 6.10.0-rc3-syzkaller-00696-g4314175af496 #0 Not tainted
[ 60.348400][ T11] -----------------------------
[ 60.353259][ T11] net/netfilter/ipset/ip_set_core.c:1211 suspicious rcu_dereference_protected() usage!
[ 60.363057][ T11]
[ 60.363057][ T11] other info that might help us debug this:
[ 60.363057][ T11]
[ 60.373473][ T11]
[ 60.373473][ T11] rcu_scheduler_active = 2, debug_locks = 1
[ 60.381624][ T11] 3 locks held by kworker/u8:0/11:
[ 60.386820][ T11] #0: ffff888015edd948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 60.397820][ T11] #1: ffffc90000107d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 60.408489][ T11] #2: ffffffff8f5db650 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 60.418191][ T11]
[ 60.418191][ T11] stack backtrace:
[ 60.424200][ T11] CPU: 0 PID: 11 Comm: kworker/u8:0 Not tainted 6.10.0-rc3-syzkaller-00696-g4314175af496 #0
[ 60.434553][ T11] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 60.444632][ T11] Workqueue: netns cleanup_net
[ 60.449440][ T11] Call Trace:
[ 60.452735][ T11]
[ 60.455686][ T11] dump_stack_lvl+0x241/0x360
[ 60.460403][ T11] ? __pfx_dump_stack_lvl+0x10/0x10
[ 60.465637][ T11] ? __pfx__printk+0x10/0x10
[ 60.470269][ T11] lockdep_rcu_suspicious+0x221/0x340
[ 60.475701][ T11] _destroy_all_sets+0x53f/0x5f0
[ 60.480689][ T11] ip_set_net_exit+0x20/0x50
[ 60.485313][ T11] cleanup_net+0x802/0xcc0
[ 60.489779][ T11] ? __pfx_cleanup_net+0x10/0x10
[ 60.494746][ T11] ? process_scheduled_works+0x945/0x1830
[ 60.500513][ T11] process_scheduled_works+0xa2c/0x1830
[ 60.506126][ T11] ? __pfx_process_scheduled_works+0x10/0x10
[ 60.512243][ T11] ? assign_work+0x364/0x3d0
[ 60.516874][ T11] worker_thread+0x86d/0xd70
[ 60.521502][ T11] ? __kthread_parkme+0x169/0x1d0
[ 60.526550][ T11] ? __pfx_worker_thread+0x10/0x10
[ 60.531681][ T11] kthread+0x2f0/0x390
[ 60.535859][ T11] ? __pfx_worker_thread+0x10/0x10
[ 60.541028][ T11] ? __pfx_kthread+0x10/0x10
[ 60.546007][ T11] ret_from_fork+0x4b/0x80
[ 60.550551][ T11] ? __pfx_kthread+0x10/0x10
[ 60.555185][ T11] ret_from_fork_asm+0x1a/0x30
[ 60.560016][ T11]