last executing test programs:
346.691927ms ago: executing program 2:
socket$hf(0x13, 0x2, 0x0)
217.797142ms ago: executing program 1:
nanosleep(&(0x7f0000000000), 0x0)
193.536253ms ago: executing program 1:
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
186.309632ms ago: executing program 0:
socket$isdn_base(0x22, 0x3, 0x0)
174.812989ms ago: executing program 2:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/net/tun', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/net/tun', 0x800, 0x0)
170.132861ms ago: executing program 4:
preadv(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0)
160.516598ms ago: executing program 3:
select(0x0, &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000))
151.969991ms ago: executing program 1:
syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
149.414173ms ago: executing program 0:
socket$isdn(0x22, 0x3, 0x0)
137.365796ms ago: executing program 2:
socket$bt_cmtp(0x1f, 0x3, 0x5)
136.849083ms ago: executing program 4:
epoll_create(0x0)
118.257598ms ago: executing program 3:
pwrite64(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0)
113.847574ms ago: executing program 0:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ppp', 0x800, 0x0)
111.667669ms ago: executing program 4:
syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
101.907958ms ago: executing program 2:
syz_init_net_socket$llc(0x1a, 0x1, 0x0)
98.715597ms ago: executing program 3:
syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1)
92.439723ms ago: executing program 1:
socket$rds(0x15, 0x5, 0x0)
79.118703ms ago: executing program 4:
socket$inet6_tcp(0xa, 0x1, 0x0)
77.202032ms ago: executing program 0:
socket$inet6_sctp(0xa, 0x1, 0x84)
65.448104ms ago: executing program 3:
socket$phonet_pipe(0x23, 0x5, 0x2)
63.159751ms ago: executing program 2:
pwritev(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0)
57.198821ms ago: executing program 1:
socket$inet6(0xa, 0x1, 0x0)
42.473606ms ago: executing program 0:
socket$nl_rdma(0x10, 0x3, 0x14)
32.563429ms ago: executing program 4:
socket$can_j1939(0x1d, 0x2, 0x7)
23.486598ms ago: executing program 0:
socket$igmp(0x2, 0x3, 0x2)
16.735193ms ago: executing program 3:
vmsplice(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0)
14.622799ms ago: executing program 1:
socket$inet_mptcp(0x2, 0x1, 0x106)
13.140843ms ago: executing program 2:
socket$bt_rfcomm(0x1f, 0x1, 0x3)
2.662387ms ago: executing program 4:
socket$nl_netfilter(0x10, 0x3, 0xc)
0s ago: executing program 3:
socket$vsock_dgram(0x28, 0x2, 0x0)
kernel console output (not intermixed with test programs):
Warning: Permanently added '10.128.1.91' (ED25519) to the list of known hosts.
2024/06/13 15:06:16 fuzzer started
2024/06/13 15:06:16 dialing manager at 10.128.0.169:30017
[ 55.079115][ T5092] cgroup: Unknown subsys name 'net'
[ 55.363712][ T5092] cgroup: Unknown subsys name 'rlimit'
2024/06/13 15:06:18 starting 5 executor processes
[ 56.534593][ T5111] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 57.327130][ T5173] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 57.695856][ T5222] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 58.255426][ T53] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 58.270389][ T53] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 58.295055][ T53] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 58.303780][ T53] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 58.311615][ T53] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 58.323052][ T53] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 58.706941][ T35]
[ 58.709491][ T35] =============================
[ 58.714568][ T35] WARNING: suspicious RCU usage
[ 58.719540][ T35] 6.10.0-rc2-syzkaller-00260-g6f4d93b78ade #0 Not tainted
[ 58.726857][ T35] -----------------------------
[ 58.731913][ T35] net/netfilter/ipset/ip_set_core.c:1200 suspicious rcu_dereference_protected() usage!
[ 58.742486][ T35]
[ 58.742486][ T35] other info that might help us debug this:
[ 58.742486][ T35]
[ 58.753171][ T35]
[ 58.753171][ T35] rcu_scheduler_active = 2, debug_locks = 1
[ 58.761575][ T35] 3 locks held by kworker/u8:2/35:
[ 58.767084][ T35] #0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 58.778402][ T35] #1: ffffc90000ab7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 58.789231][ T35] #2: ffffffff8f5dac10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 58.799097][ T35]
[ 58.799097][ T35] stack backtrace:
[ 58.805249][ T35] CPU: 1 PID: 35 Comm: kworker/u8:2 Not tainted 6.10.0-rc2-syzkaller-00260-g6f4d93b78ade #0
[ 58.815625][ T35] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 58.826048][ T35] Workqueue: netns cleanup_net
[ 58.830941][ T35] Call Trace:
[ 58.834226][ T35]
[ 58.837187][ T35] dump_stack_lvl+0x241/0x360
[ 58.842048][ T35] ? __pfx_dump_stack_lvl+0x10/0x10
[ 58.847298][ T35] ? __pfx__printk+0x10/0x10
[ 58.851956][ T35] lockdep_rcu_suspicious+0x221/0x340
[ 58.857429][ T35] _destroy_all_sets+0x232/0x5f0
[ 58.862398][ T35] ip_set_net_exit+0x20/0x50
[ 58.867166][ T35] cleanup_net+0x802/0xcc0
[ 58.871679][ T35] ? __pfx_cleanup_net+0x10/0x10
[ 58.876647][ T35] ? process_scheduled_works+0x945/0x1830
[ 58.882555][ T35] process_scheduled_works+0xa2c/0x1830
[ 58.888337][ T35] ? __pfx_process_scheduled_works+0x10/0x10
[ 58.894454][ T35] ? assign_work+0x364/0x3d0
[ 58.899228][ T35] worker_thread+0x86d/0xd70
2024/06/13 15:06:20 SYZFATAL: failed to recv *flatrpc.HostMessageRaw: EOF
[ 58.903848][ T35] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 58.909851][ T35] ? __kthread_parkme+0x169/0x1d0
[ 58.914968][ T35] ? __pfx_worker_thread+0x10/0x10
[ 58.920626][ T35] kthread+0x2f0/0x390
[ 58.924694][ T35] ? __pfx_worker_thread+0x10/0x10
[ 58.929851][ T35] ? __pfx_kthread+0x10/0x10
[ 58.934530][ T35] ret_from_fork+0x4b/0x80
[ 58.938978][ T35] ? __pfx_kthread+0x10/0x10
[ 58.943677][ T35] ret_from_fork_asm+0x1a/0x30
[ 58.948814][ T35]
[ 59.025586][ T35]
[ 59.028027][ T35] =============================
[ 59.033018][ T35] WARNING: suspicious RCU usage
[ 59.038522][ T35] 6.10.0-rc2-syzkaller-00260-g6f4d93b78ade #0 Not tainted
[ 59.046230][ T35] -----------------------------
[ 59.051125][ T35] net/netfilter/ipset/ip_set_core.c:1211 suspicious rcu_dereference_protected() usage!
[ 59.061095][ T35]
[ 59.061095][ T35] other info that might help us debug this:
[ 59.061095][ T35]
[ 59.072200][ T35]
[ 59.072200][ T35] rcu_scheduler_active = 2, debug_locks = 1
[ 59.080645][ T35] 3 locks held by kworker/u8:2/35:
[ 59.086004][ T35] #0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 59.097350][ T35] #1: ffffc90000ab7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 59.108387][ T35] #2: ffffffff8f5dac10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 59.117915][ T35]
[ 59.117915][ T35] stack backtrace:
[ 59.123875][ T35] CPU: 1 PID: 35 Comm: kworker/u8:2 Not tainted 6.10.0-rc2-syzkaller-00260-g6f4d93b78ade #0
[ 59.133971][ T35] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 59.144258][ T35] Workqueue: netns cleanup_net
[ 59.149069][ T35] Call Trace:
[ 59.152456][ T35]
[ 59.155406][ T35] dump_stack_lvl+0x241/0x360
[ 59.160308][ T35] ? __pfx_dump_stack_lvl+0x10/0x10
[ 59.165554][ T35] ? __pfx__printk+0x10/0x10
[ 59.170199][ T35] lockdep_rcu_suspicious+0x221/0x340
[ 59.175619][ T35] _destroy_all_sets+0x53f/0x5f0
[ 59.180585][ T35] ip_set_net_exit+0x20/0x50
[ 59.185204][ T35] cleanup_net+0x802/0xcc0
[ 59.189702][ T35] ? __pfx_cleanup_net+0x10/0x10
[ 59.194726][ T35] ? process_scheduled_works+0x945/0x1830
[ 59.200567][ T35] process_scheduled_works+0xa2c/0x1830
[ 59.206149][ T35] ? __pfx_process_scheduled_works+0x10/0x10
[ 59.212137][ T35] ? assign_work+0x364/0x3d0
[ 59.216751][ T35] worker_thread+0x86d/0xd70
[ 59.221363][ T35] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 59.227258][ T35] ? __kthread_parkme+0x169/0x1d0
[ 59.232318][ T35] ? __pfx_worker_thread+0x10/0x10
[ 59.237444][ T35] kthread+0x2f0/0x390
[ 59.241578][ T35] ? __pfx_worker_thread+0x10/0x10
[ 59.246690][ T35] ? __pfx_kthread+0x10/0x10
[ 59.251285][ T35] ret_from_fork+0x4b/0x80
[ 59.255797][ T35] ? __pfx_kthread+0x10/0x10
[ 59.260385][ T35] ret_from_fork_asm+0x1a/0x30
[ 59.265250][ T35]