last executing test programs:
850.110047ms ago: executing program 4:
syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1)
831.470261ms ago: executing program 2:
epoll_create(0x0)
813.769954ms ago: executing program 1:
getgid()
790.460257ms ago: executing program 0:
syz_init_net_socket$nfc_raw(0x27, 0x3, 0x0)
789.727952ms ago: executing program 2:
nanosleep(&(0x7f0000000000), 0x0)
788.936101ms ago: executing program 1:
socket$nl_sock_diag(0x10, 0x3, 0x4)
788.50424ms ago: executing program 4:
listen(0xffffffffffffffff, 0x0)
769.745827ms ago: executing program 3:
writev(0xffffffffffffffff, &(0x7f0000000000), 0x0)
758.810244ms ago: executing program 4:
socket$can_j1939(0x1d, 0x2, 0x7)
756.594411ms ago: executing program 2:
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
753.273157ms ago: executing program 0:
socket$igmp6(0xa, 0x3, 0x2)
744.541111ms ago: executing program 1:
epoll_create1(0x0)
742.231868ms ago: executing program 3:
socket$l2tp(0x2, 0x2, 0x73)
721.385182ms ago: executing program 4:
socket$igmp(0x2, 0x3, 0x2)
720.779334ms ago: executing program 2:
syz_init_net_socket$ax25(0x3, 0x2, 0x0)
720.314405ms ago: executing program 3:
ppoll(&(0x7f0000000000), 0x0, &(0x7f0000000000), &(0x7f0000000000), 0x0)
718.796419ms ago: executing program 0:
pwritev(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0)
704.693716ms ago: executing program 1:
socket$netlink(0x10, 0x3, 0x0)
695.181598ms ago: executing program 3:
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)
692.6754ms ago: executing program 2:
vmsplice(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0)
680.828211ms ago: executing program 1:
tee(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0)
680.192035ms ago: executing program 0:
socket$inet_smc(0x2b, 0x1, 0x0)
677.815574ms ago: executing program 4:
socket$nl_route(0x10, 0x3, 0x0)
660.716355ms ago: executing program 2:
socket$xdp(0x2c, 0x3, 0x0)
658.080474ms ago: executing program 3:
socket$caif_seqpacket(0x25, 0x5, 0x0)
655.243521ms ago: executing program 4:
socket$nl_netfilter(0x10, 0x3, 0xc)
644.600712ms ago: executing program 0:
socket$can_raw(0x1d, 0x3, 0x1)
642.881558ms ago: executing program 1:
socket$unix(0x1, 0x1, 0x0)
620.544392ms ago: executing program 3:
select(0x0, &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000))
0s ago: executing program 0:
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 '10.128.1.33' (ED25519) to the list of known hosts.
2024/06/13 15:55:50 fuzzer started
2024/06/13 15:55:50 dialing manager at 10.128.0.169:30017
[ 53.365952][ T5089] cgroup: Unknown subsys name 'net'
[ 53.622909][ T5089] cgroup: Unknown subsys name 'rlimit'
2024/06/13 15:55:52 starting 5 executor processes
[ 54.719765][ T5097] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 55.808493][ T5211] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 56.005770][ T5237] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 56.484613][ T5275] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 56.496582][ T5275] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 56.516575][ T5275] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 56.528087][ T5275] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 56.539658][ T5275] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 56.548725][ T5275] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 57.024631][ T2841]
[ 57.027154][ T2841] =============================
[ 57.032392][ T2841] WARNING: suspicious RCU usage
[ 57.037255][ T2841] 6.10.0-rc2-syzkaller-00263-ga9b9741854a9 #0 Not tainted
[ 57.044835][ T2841] -----------------------------
[ 57.049998][ T2841] net/netfilter/ipset/ip_set_core.c:1200 suspicious rcu_dereference_protected() usage!
[ 57.059780][ T2841]
[ 57.059780][ T2841] other info that might help us debug this:
[ 57.059780][ T2841]
[ 57.070171][ T2841]
[ 57.070171][ T2841] rcu_scheduler_active = 2, debug_locks = 1
[ 57.078684][ T2841] 3 locks held by kworker/u8:9/2841:
[ 57.084167][ T2841] #0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 57.095226][ T2841] #1: ffffc90009507d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 57.106006][ T2841] #2: ffffffff8f5dac10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 57.115527][ T2841]
[ 57.115527][ T2841] stack backtrace:
[ 57.121481][ T2841] CPU: 0 PID: 2841 Comm: kworker/u8:9 Not tainted 6.10.0-rc2-syzkaller-00263-ga9b9741854a9 #0
[ 57.131934][ T2841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 57.142010][ T2841] Workqueue: netns cleanup_net
[ 57.146815][ T2841] Call Trace:
[ 57.150102][ T2841]
[ 57.153030][ T2841] dump_stack_lvl+0x241/0x360
[ 57.157719][ T2841] ? __pfx_dump_stack_lvl+0x10/0x10
[ 57.162924][ T2841] ? __pfx__printk+0x10/0x10
[ 57.167607][ T2841] lockdep_rcu_suspicious+0x221/0x340
[ 57.172980][ T2841] _destroy_all_sets+0x232/0x5f0
[ 57.177912][ T2841] ip_set_net_exit+0x20/0x50
[ 57.182492][ T2841] cleanup_net+0x802/0xcc0
[ 57.186911][ T2841] ? __pfx_cleanup_net+0x10/0x10
[ 57.191849][ T2841] ? process_scheduled_works+0x945/0x1830
[ 57.197583][ T2841] process_scheduled_works+0xa2c/0x1830
[ 57.203151][ T2841] ? __pfx_process_scheduled_works+0x10/0x10
[ 57.209217][ T2841] ? assign_work+0x364/0x3d0
[ 57.213807][ T2841] worker_thread+0x86d/0xd70
[ 57.218395][ T2841] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 57.224287][ T2841] ? __kthread_parkme+0x169/0x1d0
[ 57.229326][ T2841] ? __pfx_worker_thread+0x10/0x10
[ 57.234513][ T2841] kthread+0x2f0/0x390
[ 57.238577][ T2841] ? __pfx_worker_thread+0x10/0x10
[ 57.243682][ T2841] ? __pfx_kthread+0x10/0x10
[ 57.248261][ T2841] ret_from_fork+0x4b/0x80
[ 57.252768][ T2841] ? __pfx_kthread+0x10/0x10
[ 57.257435][ T2841] ret_from_fork_asm+0x1a/0x30
[ 57.262205][ T2841]
2024/06/13 15:55:55 SYZFATAL: failed to recv *flatrpc.HostMessageRaw: EOF
[ 57.345791][ T2841]
[ 57.348168][ T2841] =============================
[ 57.353138][ T2841] WARNING: suspicious RCU usage
[ 57.357990][ T2841] 6.10.0-rc2-syzkaller-00263-ga9b9741854a9 #0 Not tainted
[ 57.365190][ T2841] -----------------------------
[ 57.370098][ T2841] net/netfilter/ipset/ip_set_core.c:1211 suspicious rcu_dereference_protected() usage!
[ 57.379938][ T2841]
[ 57.379938][ T2841] other info that might help us debug this:
[ 57.379938][ T2841]
[ 57.390675][ T2841]
[ 57.390675][ T2841] rcu_scheduler_active = 2, debug_locks = 1
[ 57.398824][ T2841] 3 locks held by kworker/u8:9/2841:
[ 57.404205][ T2841] #0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 57.415198][ T2841] #1: ffffc90009507d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 57.426177][ T2841] #2: ffffffff8f5dac10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 57.435861][ T2841]
[ 57.435861][ T2841] stack backtrace:
[ 57.441895][ T2841] CPU: 1 PID: 2841 Comm: kworker/u8:9 Not tainted 6.10.0-rc2-syzkaller-00263-ga9b9741854a9 #0
[ 57.452150][ T2841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 57.462213][ T2841] Workqueue: netns cleanup_net
[ 57.466979][ T2841] Call Trace:
[ 57.470248][ T2841]
[ 57.473175][ T2841] dump_stack_lvl+0x241/0x360
[ 57.477847][ T2841] ? __pfx_dump_stack_lvl+0x10/0x10
[ 57.483037][ T2841] ? __pfx__printk+0x10/0x10
[ 57.487711][ T2841] lockdep_rcu_suspicious+0x221/0x340
[ 57.493079][ T2841] _destroy_all_sets+0x53f/0x5f0
[ 57.498009][ T2841] ip_set_net_exit+0x20/0x50
[ 57.502604][ T2841] cleanup_net+0x802/0xcc0
[ 57.507018][ T2841] ? __pfx_cleanup_net+0x10/0x10
[ 57.512134][ T2841] ? process_scheduled_works+0x945/0x1830
[ 57.517844][ T2841] process_scheduled_works+0xa2c/0x1830
[ 57.523407][ T2841] ? __pfx_process_scheduled_works+0x10/0x10
[ 57.529381][ T2841] ? assign_work+0x364/0x3d0
[ 57.534050][ T2841] worker_thread+0x86d/0xd70
[ 57.538724][ T2841] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 57.544616][ T2841] ? __kthread_parkme+0x169/0x1d0
[ 57.549723][ T2841] ? __pfx_worker_thread+0x10/0x10
[ 57.554825][ T2841] kthread+0x2f0/0x390
[ 57.558884][ T2841] ? __pfx_worker_thread+0x10/0x10
[ 57.563982][ T2841] ? __pfx_kthread+0x10/0x10
[ 57.568649][ T2841] ret_from_fork+0x4b/0x80
[ 57.573058][ T2841] ? __pfx_kthread+0x10/0x10
[ 57.577643][ T2841] ret_from_fork_asm+0x1a/0x30
[ 57.582410][ T2841]