last executing test programs:
813.56072ms ago: executing program 3:
socket$caif_seqpacket(0x25, 0x5, 0x0)
792.003412ms ago: executing program 2:
socket$inet_mptcp(0x2, 0x1, 0x106)
768.276162ms ago: executing program 4:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/class/mac80211_hwsim/', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/sys/class/mac80211_hwsim/', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/class/mac80211_hwsim/', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/sys/class/mac80211_hwsim/', 0x800, 0x0)
767.61481ms ago: executing program 0:
preadv(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0)
761.927173ms ago: executing program 1:
socket$inet_dccp(0x2, 0x6, 0x0)
757.554509ms ago: executing program 3:
socket$xdp(0x2c, 0x3, 0x0)
743.78541ms ago: executing program 2:
nanosleep(&(0x7f0000000000), 0x0)
733.023682ms ago: executing program 0:
epoll_pwait(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000000), 0x0)
730.316908ms ago: executing program 4:
socket$can_j1939(0x1d, 0x2, 0x7)
718.18607ms ago: executing program 1:
socket$kcm(0x29, 0x2, 0x0)
712.094294ms ago: executing program 0:
syz_init_net_socket$x25(0x9, 0x5, 0x0)
701.204228ms ago: executing program 2:
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0)
700.378941ms ago: executing program 4:
socket$pppoe(0x18, 0x1, 0x0)
699.856163ms ago: executing program 3:
ppoll(&(0x7f0000000000), 0x0, &(0x7f0000000000), &(0x7f0000000000), 0x0)
686.561136ms ago: executing program 4:
socket$vsock_dgram(0x28, 0x2, 0x0)
682.047452ms ago: executing program 1:
epoll_create1(0x0)
677.546431ms ago: executing program 2:
socket$inet_smc(0x2b, 0x1, 0x0)
667.04401ms ago: executing program 0:
vmsplice(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0)
655.870621ms ago: executing program 3:
socket$pppl2tp(0x18, 0x1, 0x1)
648.161919ms ago: executing program 1:
syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
639.593094ms ago: executing program 0:
socket$inet_tcp(0x2, 0x1, 0x0)
636.880015ms ago: executing program 2:
syz_init_net_socket$llc(0x1a, 0x1, 0x0)
630.727482ms ago: executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ppp', 0x800, 0x0)
627.360383ms ago: executing program 4:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
615.085301ms ago: executing program 2:
socket(0x1e, 0x2, 0x0)
604.258231ms ago: executing program 3:
epoll_create(0x0)
601.819046ms ago: executing program 1:
syz_init_net_socket$rose(0xb, 0x5, 0x0)
598.448959ms ago: executing program 0:
socket$inet6_udplite(0xa, 0x2, 0x88)
585.998774ms ago: executing program 1:
readv(0xffffffffffffffff, &(0x7f0000000000), 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 '10.128.1.22' (ED25519) to the list of known hosts.
2024/06/13 11:25:53 fuzzer started
2024/06/13 11:25:53 dialing manager at 10.128.0.169:30017
[ 56.001707][ T5093] cgroup: Unknown subsys name 'net'
[ 56.249913][ T5093] cgroup: Unknown subsys name 'rlimit'
2024/06/13 11:25:55 starting 5 executor processes
[ 57.451833][ T5118] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 58.476652][ T5199] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 58.978857][ T5267] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 59.699350][ T2853]
[ 59.701851][ T2853] =============================
[ 59.706721][ T2853] WARNING: suspicious RCU usage
[ 59.711669][ T2853] 6.10.0-rc2-syzkaller-00257-gb60b1bdc1888 #0 Not tainted
[ 59.719235][ T2853] -----------------------------
[ 59.724103][ T2853] net/netfilter/ipset/ip_set_core.c:1200 suspicious rcu_dereference_protected() usage!
[ 59.733825][ T2853]
[ 59.733825][ T2853] other info that might help us debug this:
[ 59.733825][ T2853]
[ 59.744214][ T2853]
[ 59.744214][ T2853] rcu_scheduler_active = 2, debug_locks = 1
[ 59.752377][ T2853] 3 locks held by kworker/u8:10/2853:
[ 59.757802][ T2853] #0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 59.769251][ T2853] #1: ffffc90009affd00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 59.779981][ T2853] #2: ffffffff8f5dac10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 59.789730][ T2853]
[ 59.789730][ T2853] stack backtrace:
[ 59.795827][ T2853] CPU: 1 PID: 2853 Comm: kworker/u8:10 Not tainted 6.10.0-rc2-syzkaller-00257-gb60b1bdc1888 #0
[ 59.806172][ T2853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 59.816340][ T2853] Workqueue: netns cleanup_net
[ 59.821154][ T2853] Call Trace:
[ 59.824458][ T2853]
[ 59.827415][ T2853] dump_stack_lvl+0x241/0x360
[ 59.832120][ T2853] ? __pfx_dump_stack_lvl+0x10/0x10
[ 59.837355][ T2853] ? __pfx__printk+0x10/0x10
[ 59.841997][ T2853] lockdep_rcu_suspicious+0x221/0x340
[ 59.847433][ T2853] _destroy_all_sets+0x232/0x5f0
[ 59.852484][ T2853] ip_set_net_exit+0x20/0x50
[ 59.857191][ T2853] cleanup_net+0x802/0xcc0
[ 59.861649][ T2853] ? __pfx_cleanup_net+0x10/0x10
[ 59.866648][ T2853] ? process_scheduled_works+0x945/0x1830
[ 59.872488][ T2853] process_scheduled_works+0xa2c/0x1830
[ 59.878099][ T2853] ? __pfx_process_scheduled_works+0x10/0x10
[ 59.884118][ T2853] ? assign_work+0x364/0x3d0
[ 59.888787][ T2853] worker_thread+0x86d/0xd70
[ 59.893429][ T2853] ? __kthread_parkme+0x169/0x1d0
2024/06/13 11:25:57 SYZFATAL: failed to recv *flatrpc.HostMessageRaw: EOF
[ 59.898538][ T2853] ? __pfx_worker_thread+0x10/0x10
[ 59.903700][ T2853] kthread+0x2f0/0x390
[ 59.907805][ T2853] ? __pfx_worker_thread+0x10/0x10
[ 59.912983][ T2853] ? __pfx_kthread+0x10/0x10
[ 59.917614][ T2853] ret_from_fork+0x4b/0x80
[ 59.922069][ T2853] ? __pfx_kthread+0x10/0x10
[ 59.926697][ T2853] ret_from_fork_asm+0x1a/0x30
[ 59.931515][ T2853]
[ 60.004895][ T2853]
[ 60.007285][ T2853] =============================
[ 60.012229][ T2853] WARNING: suspicious RCU usage
[ 60.017087][ T2853] 6.10.0-rc2-syzkaller-00257-gb60b1bdc1888 #0 Not tainted
[ 60.024608][ T2853] -----------------------------
[ 60.029694][ T2853] net/netfilter/ipset/ip_set_core.c:1211 suspicious rcu_dereference_protected() usage!
[ 60.039584][ T2853]
[ 60.039584][ T2853] other info that might help us debug this:
[ 60.039584][ T2853]
[ 60.050068][ T2853]
[ 60.050068][ T2853] rcu_scheduler_active = 2, debug_locks = 1
[ 60.058302][ T2853] 3 locks held by kworker/u8:10/2853:
[ 60.063786][ T2853] #0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 60.074882][ T2853] #1: ffffc90009affd00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 60.085556][ T2853] #2: ffffffff8f5dac10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 60.095089][ T2853]
[ 60.095089][ T2853] stack backtrace:
[ 60.101112][ T2853] CPU: 1 PID: 2853 Comm: kworker/u8:10 Not tainted 6.10.0-rc2-syzkaller-00257-gb60b1bdc1888 #0
[ 60.111544][ T2853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 60.121716][ T2853] Workqueue: netns cleanup_net
[ 60.126516][ T2853] Call Trace:
[ 60.129824][ T2853]
[ 60.132891][ T2853] dump_stack_lvl+0x241/0x360
[ 60.137610][ T2853] ? __pfx_dump_stack_lvl+0x10/0x10
[ 60.142833][ T2853] ? __pfx__printk+0x10/0x10
[ 60.147488][ T2853] lockdep_rcu_suspicious+0x221/0x340
[ 60.152885][ T2853] _destroy_all_sets+0x53f/0x5f0
[ 60.157858][ T2853] ip_set_net_exit+0x20/0x50
[ 60.162482][ T2853] cleanup_net+0x802/0xcc0
[ 60.166934][ T2853] ? __pfx_cleanup_net+0x10/0x10
[ 60.171929][ T2853] ? process_scheduled_works+0x945/0x1830
[ 60.177860][ T2853] process_scheduled_works+0xa2c/0x1830
[ 60.183461][ T2853] ? __pfx_process_scheduled_works+0x10/0x10
[ 60.189487][ T2853] ? assign_work+0x364/0x3d0
[ 60.194286][ T2853] worker_thread+0x86d/0xd70
[ 60.198920][ T2853] ? __kthread_parkme+0x169/0x1d0
[ 60.203974][ T2853] ? __pfx_worker_thread+0x10/0x10
[ 60.209114][ T2853] kthread+0x2f0/0x390
[ 60.213216][ T2853] ? __pfx_worker_thread+0x10/0x10
[ 60.218354][ T2853] ? __pfx_kthread+0x10/0x10
[ 60.222983][ T2853] ret_from_fork+0x4b/0x80
[ 60.227430][ T2853] ? __pfx_kthread+0x10/0x10
[ 60.232041][ T2853] ret_from_fork_asm+0x1a/0x30
[ 60.236923][ T2853]