last executing test programs:
262.50327ms ago: executing program 2:
epoll_create(0x0)
233.526045ms ago: executing program 2:
socket$inet_udplite(0x2, 0x2, 0x88)
221.597347ms ago: executing program 1:
socket$inet_icmp_raw(0x2, 0x3, 0x1)
210.502241ms ago: executing program 1:
socket$inet_sctp(0x2, 0x1, 0x84)
206.380421ms ago: executing program 4:
readv(0xffffffffffffffff, &(0x7f0000000000), 0x0)
185.493131ms ago: executing program 0:
epoll_pwait(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000000), 0x0)
177.140743ms ago: executing program 2:
socket$phonet_pipe(0x23, 0x5, 0x2)
175.105809ms ago: executing program 4:
shutdown(0xffffffffffffffff, 0x0)
168.057752ms ago: executing program 0:
socket$inet6_udp(0xa, 0x2, 0x0)
154.362536ms ago: executing program 4:
pselect6(0x0, &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000))
151.231931ms ago: executing program 3:
socket$inet6_icmp(0xa, 0x2, 0x3a)
138.66618ms ago: executing program 1:
pipe(&(0x7f0000000000))
134.532992ms ago: executing program 2:
socket$nl_audit(0x10, 0x3, 0x9)
128.4748ms ago: executing program 0:
socket$caif_stream(0x25, 0x1, 0x0)
125.995181ms ago: executing program 4:
socket$inet_smc(0x2b, 0x1, 0x0)
118.702072ms ago: executing program 3:
mkdirat(0xffffffffffffffff, &(0x7f0000000000), 0x0)
95.996603ms ago: executing program 1:
socket$packet(0x11, 0x2, 0x300)
85.967024ms ago: executing program 4:
socket$inet_tcp(0x2, 0x1, 0x0)
85.155708ms ago: executing program 0:
writev(0xffffffffffffffff, &(0x7f0000000000), 0x0)
84.732377ms ago: executing program 2:
pwritev(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0)
83.829068ms ago: executing program 3:
socket$bt_hidp(0x1f, 0x3, 0x6)
63.971395ms ago: executing program 4:
socket$inet6(0xa, 0x1, 0x0)
62.442196ms ago: executing program 3:
gettid()
56.03692ms ago: executing program 2:
socket$nl_generic(0x10, 0x3, 0x10)
53.372967ms ago: executing program 0:
tee(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0)
49.394306ms ago: executing program 1:
socket$alg(0x26, 0x5, 0x0)
39.264781ms ago: executing program 3:
socket$bt_bnep(0x1f, 0x3, 0x4)
13.396607ms ago: executing program 0:
socket$inet6_udplite(0xa, 0x2, 0x88)
12.243187ms ago: executing program 1:
socket$nl_xfrm(0x10, 0x3, 0x6)
0s ago: executing program 3:
ppoll(&(0x7f0000000000), 0x0, &(0x7f0000000000), &(0x7f0000000000), 0x0)
kernel console output (not intermixed with test programs):
Warning: Permanently added '10.128.1.96' (ED25519) to the list of known hosts.
2024/06/19 13:48:45 fuzzer started
2024/06/19 13:48:45 dialing manager at 10.128.0.169:30017
[ 58.163527][ T5089] cgroup: Unknown subsys name 'net'
[ 58.461141][ T5089] cgroup: Unknown subsys name 'rlimit'
2024/06/19 13:48:47 starting 5 executor processes
[ 59.567412][ T5109] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 60.825826][ T5231] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 61.055872][ T5260] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 61.410210][ T5274] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 61.427724][ T5274] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 61.438710][ T5274] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 61.457524][ T53] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 61.477470][ T53] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 61.484862][ T53] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 61.744248][ T3924]
[ 61.746808][ T3924] =============================
[ 61.751896][ T3924] WARNING: suspicious RCU usage
[ 61.756781][ T3924] 6.10.0-rc3-syzkaller-00152-ga8763466669d #0 Not tainted
[ 61.764160][ T3924] -----------------------------
[ 61.769141][ T3924] net/netfilter/ipset/ip_set_core.c:1200 suspicious rcu_dereference_protected() usage!
[ 61.778971][ T3924]
[ 61.778971][ T3924] other info that might help us debug this:
[ 61.778971][ T3924]
[ 61.789416][ T3924]
2024/06/19 13:48:49 SYZFATAL: failed to recv *flatrpc.HostMessageRaw: EOF
[ 61.789416][ T3924] rcu_scheduler_active = 2, debug_locks = 1
[ 61.797541][ T3924] 3 locks held by kworker/u8:9/3924:
[ 61.802852][ T3924] #0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 61.814012][ T3924] #1: ffffc9000bd27d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 61.824763][ T3924] #2: ffffffff8f5d9c10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 61.834284][ T3924]
[ 61.834284][ T3924] stack backtrace:
[ 61.840249][ T3924] CPU: 0 PID: 3924 Comm: kworker/u8:9 Not tainted 6.10.0-rc3-syzkaller-00152-ga8763466669d #0
[ 61.850516][ T3924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 61.860655][ T3924] Workqueue: netns cleanup_net
[ 61.865428][ T3924] Call Trace:
[ 61.868697][ T3924]
[ 61.871618][ T3924] dump_stack_lvl+0x241/0x360
[ 61.876293][ T3924] ? __pfx_dump_stack_lvl+0x10/0x10
[ 61.881487][ T3924] ? __pfx__printk+0x10/0x10
[ 61.886083][ T3924] lockdep_rcu_suspicious+0x221/0x340
[ 61.891453][ T3924] _destroy_all_sets+0x232/0x5f0
[ 61.896422][ T3924] ip_set_net_exit+0x20/0x50
[ 61.901094][ T3924] cleanup_net+0x802/0xcc0
[ 61.905513][ T3924] ? __pfx_cleanup_net+0x10/0x10
[ 61.910538][ T3924] ? process_scheduled_works+0x945/0x1830
[ 61.916254][ T3924] process_scheduled_works+0xa2c/0x1830
[ 61.921811][ T3924] ? __pfx_process_scheduled_works+0x10/0x10
[ 61.927874][ T3924] ? assign_work+0x364/0x3d0
[ 61.932464][ T3924] worker_thread+0x86d/0xd70
[ 61.937058][ T3924] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 61.943042][ T3924] ? __kthread_parkme+0x169/0x1d0
[ 61.948329][ T3924] ? __pfx_worker_thread+0x10/0x10
[ 61.953606][ T3924] kthread+0x2f0/0x390
[ 61.957668][ T3924] ? __pfx_worker_thread+0x10/0x10
[ 61.962864][ T3924] ? __pfx_kthread+0x10/0x10
[ 61.967447][ T3924] ret_from_fork+0x4b/0x80
[ 61.971868][ T3924] ? __pfx_kthread+0x10/0x10
[ 61.976452][ T3924] ret_from_fork_asm+0x1a/0x30
[ 61.981234][ T3924]
[ 62.037413][ T3924]
[ 62.039800][ T3924] =============================
[ 62.044658][ T3924] WARNING: suspicious RCU usage
[ 62.049602][ T3924] 6.10.0-rc3-syzkaller-00152-ga8763466669d #0 Not tainted
[ 62.056720][ T3924] -----------------------------
[ 62.061647][ T3924] net/netfilter/ipset/ip_set_core.c:1211 suspicious rcu_dereference_protected() usage!
[ 62.071442][ T3924]
[ 62.071442][ T3924] other info that might help us debug this:
[ 62.071442][ T3924]
[ 62.081777][ T3924]
[ 62.081777][ T3924] rcu_scheduler_active = 2, debug_locks = 1
[ 62.090404][ T3924] 3 locks held by kworker/u8:9/3924:
[ 62.095823][ T3924] #0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 62.107150][ T3924] #1: ffffc9000bd27d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 62.118120][ T3924] #2: ffffffff8f5d9c10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 62.127698][ T3924]
[ 62.127698][ T3924] stack backtrace:
[ 62.133654][ T3924] CPU: 0 PID: 3924 Comm: kworker/u8:9 Not tainted 6.10.0-rc3-syzkaller-00152-ga8763466669d #0
[ 62.144009][ T3924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 62.154486][ T3924] Workqueue: netns cleanup_net
[ 62.159403][ T3924] Call Trace:
[ 62.162703][ T3924]
[ 62.165659][ T3924] dump_stack_lvl+0x241/0x360
[ 62.170371][ T3924] ? __pfx_dump_stack_lvl+0x10/0x10
[ 62.175601][ T3924] ? __pfx__printk+0x10/0x10
[ 62.180235][ T3924] lockdep_rcu_suspicious+0x221/0x340
[ 62.185676][ T3924] _destroy_all_sets+0x53f/0x5f0
[ 62.190652][ T3924] ip_set_net_exit+0x20/0x50
[ 62.195274][ T3924] cleanup_net+0x802/0xcc0
[ 62.199726][ T3924] ? __pfx_cleanup_net+0x10/0x10
[ 62.204778][ T3924] ? process_scheduled_works+0x945/0x1830
[ 62.210509][ T3924] process_scheduled_works+0xa2c/0x1830
[ 62.216099][ T3924] ? __pfx_process_scheduled_works+0x10/0x10
[ 62.222118][ T3924] ? assign_work+0x364/0x3d0
[ 62.226748][ T3924] worker_thread+0x86d/0xd70
[ 62.231382][ T3924] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 62.23731