last executing test programs: 266.774579ms ago: executing program 3: socket$inet_udplite(0x2, 0x2, 0x88) 258.491506ms ago: executing program 4: ppoll(&(0x7f0000000000), 0x0, &(0x7f0000000000), &(0x7f0000000000), 0x0) 216.963111ms ago: executing program 4: socket$l2tp6(0xa, 0x2, 0x73) 187.488342ms ago: executing program 4: syz_init_net_socket$ax25(0x3, 0x2, 0x0) 187.036148ms ago: executing program 3: socket$inet6_udplite(0xa, 0x2, 0x88) 186.472349ms ago: executing program 1: syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1) 185.924397ms ago: executing program 0: pread64(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0) 181.840572ms ago: executing program 2: epoll_pwait(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000000), 0x0) 156.279863ms ago: executing program 1: socket$unix(0x1, 0x1, 0x0) 148.716571ms ago: executing program 4: socket$inet6_icmp_raw(0xa, 0x3, 0x3a) 143.159507ms ago: executing program 0: nanosleep(&(0x7f0000000000), 0x0) 141.912122ms ago: executing program 2: socket$vsock_dgram(0x28, 0x2, 0x0) 128.152361ms ago: executing program 3: socket$nl_xfrm(0x10, 0x3, 0x6) 121.017461ms ago: executing program 0: poll(&(0x7f0000000000), 0x0, 0x0) 118.382545ms ago: executing program 1: socket$nl_generic(0x10, 0x3, 0x10) 115.101801ms ago: executing program 4: socket$inet_icmp(0x2, 0x2, 0x1) 104.955201ms ago: executing program 2: socket$bt_rfcomm(0x1f, 0x1, 0x3) 97.925522ms ago: executing program 1: preadv(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0) 92.820391ms ago: executing program 3: getgid() 78.872218ms ago: executing program 0: syz_init_net_socket$rose(0xb, 0x5, 0x0) 74.662408ms ago: executing program 4: socket$inet6_sctp(0xa, 0x1, 0x84) 69.319059ms ago: executing program 1: pwrite64(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0) 60.25343ms ago: executing program 2: syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) 57.874379ms ago: executing program 3: socket$l2tp(0x2, 0x2, 0x73) 48.155496ms ago: executing program 0: openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/cmdline', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/proc/cmdline', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/cmdline', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/proc/cmdline', 0x800, 0x0) 34.978378ms ago: executing program 1: socket$netlink(0x10, 0x3, 0x0) 28.65189ms ago: executing program 2: tee(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0) 23.772943ms ago: executing program 0: socket$inet6_icmp(0xa, 0x2, 0x3a) 16.025365ms ago: executing program 3: socket$qrtr(0x2a, 0x2, 0x0) 0s ago: executing program 2: socket$packet(0x11, 0x2, 0x300) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.197' (ED25519) to the list of known hosts. 2024/06/19 12:21:14 fuzzer started 2024/06/19 12:21:14 dialing manager at 10.128.0.169:30017 [ 57.838342][ T5090] cgroup: Unknown subsys name 'net' [ 58.155561][ T5090] cgroup: Unknown subsys name 'rlimit' [ 59.295050][ T5099] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 2024/06/19 12:21:16 starting 5 executor processes [ 60.535187][ T5232] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 60.607327][ T5237] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 61.052187][ T5274] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 61.065634][ T5274] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 61.073757][ T5274] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 61.093277][ T5274] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 61.111338][ T5274] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 61.124820][ T5274] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 61.591680][ T3911] [ 61.594230][ T3911] ============================= [ 61.599111][ T3911] WARNING: suspicious RCU usage [ 61.604438][ T3911] 6.10.0-rc3-syzkaller-00149-g16be004e941d #0 Not tainted [ 61.612114][ T3911] ----------------------------- [ 61.616999][ T3911] net/netfilter/ipset/ip_set_core.c:1200 suspicious rcu_dereference_protected() usage! [ 61.626392][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.626964][ T3911] [ 61.626964][ T3911] other info that might help us debug this: [ 61.626964][ T3911] [ 61.635904][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.645045][ T3911] [ 61.645045][ T3911] rcu_scheduler_active = 2, debug_locks = 1 [ 61.660553][ T3911] 3 locks held by kworker/u8:8/3911: [ 61.665991][ T3911] #0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 [ 61.677020][ T3911] #1: ffffc9000c727d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 [ 61.687900][ T3911] #2: ffffffff8f5d9c10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 [ 61.697539][ T3911] [ 61.697539][ T3911] stack backtrace: [ 61.703856][ T3911] CPU: 0 PID: 3911 Comm: kworker/u8:8 Not tainted 6.10.0-rc3-syzkaller-00149-g16be004e941d #0 [ 61.706757][ T5270] chnl_net:caif_netlink_parms(): no params data found [ 61.714188][ T3911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 61.714206][ T3911] Workqueue: netns cleanup_net [ 61.714237][ T3911] Call Trace: 2024/06/19 12:21:18 SYZFATAL: failed to recv *flatrpc.HostMessageRaw: EOF [ 61.714245][ T3911] [ 61.714253][ T3911] dump_stack_lvl+0x241/0x360 [ 61.714283][ T3911] ? __pfx_dump_stack_lvl+0x10/0x10 [ 61.714308][ T3911] ? __pfx__printk+0x10/0x10 [ 61.714339][ T3911] lockdep_rcu_suspicious+0x221/0x340 [ 61.714363][ T3911] _destroy_all_sets+0x232/0x5f0 [ 61.714385][ T3911] ip_set_net_exit+0x20/0x50 [ 61.714405][ T3911] cleanup_net+0x802/0xcc0 [ 61.714431][ T3911] ? __pfx_cleanup_net+0x10/0x10 [ 61.714462][ T3911] ? process_scheduled_works+0x945/0x1830 [ 61.714478][ T3911] process_scheduled_works+0xa2c/0x1830 [ 61.714521][ T3911] ? __pfx_process_scheduled_works+0x10/0x10 [ 61.714551][ T3911] ? assign_work+0x364/0x3d0 [ 61.714570][ T3911] worker_thread+0x86d/0xd70 [ 61.714606][ T3911] ? __kthread_parkme+0x169/0x1d0 [ 61.714631][ T3911] ? __pfx_worker_thread+0x10/0x10 [ 61.714648][ T3911] kthread+0x2f0/0x390 [ 61.714667][ T3911] ? __pfx_worker_thread+0x10/0x10 [ 61.714684][ T3911] ? __pfx_kthread+0x10/0x10 [ 61.714704][ T3911] ret_from_fork+0x4b/0x80 [ 61.714723][ T3911] ? __pfx_kthread+0x10/0x10 [ 61.714740][ T3911] ret_from_fork_asm+0x1a/0x30 [ 61.714773][ T3911] [ 61.863936][ T3911] [ 61.866494][ T3911] ============================= [ 61.871425][ T3911] WARNING: suspicious RCU usage [ 61.871437][ T3911] 6.10.0-rc3-syzkaller-00149-g16be004e941d #0 Not tainted [ 61.871448][ T3911] ----------------------------- [ 61.871454][ T3911] net/netfilter/ipset/ip_set_core.c:1211 suspicious rcu_dereference_protected() usage! [ 61.871469][ T3911] [ 61.871469][ T3911] other info that might help us debug this: [ 61.871469][ T3911] [ 61.871476][ T3911] [ 61.871476][ T3911] rcu_scheduler_active = 2, debug_locks = 1 [ 61.917046][ T3911] 3 locks held by kworker/u8:8/3911: [ 61.922469][ T3911] #0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 [ 61.933457][ T3911] #1: ffffc9000c727d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 [ 61.944231][ T3911] #2: ffffffff8f5d9c10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 [ 61.953757][ T3911] [ 61.953757][ T3911] stack backtrace: [ 61.959662][ T3911] CPU: 1 PID: 3911 Comm: kworker/u8:8 Not tainted 6.10.0-rc3-syzkaller-00149-g16be004e941d #0 [ 61.969907][ T3911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 61.979963][ T3911] Workqueue: netns cleanup_net [ 61.984732][ T3911] Call Trace: [ 61.988007][ T3911] [ 61.990931][ T3911] dump_stack_lvl+0x241/0x360 [ 61.995635][ T3911] ? __pfx_dump_stack_lvl+0x10/0x10 [ 62.000898][ T3911] ? __pfx__printk+0x10/0x10 [ 62.005510][ T3911] lockdep_rcu_suspicious+0x221/0x340 [ 62.011062][ T3911] _destroy_all_sets+0x53f/0x5f0 [ 62.016004][ T3911] ip_set_net_exit+0x20/0x50 [ 62.020674][ T3911] cleanup_net+0x802/0xcc0 [ 62.025093][ T3911] ? __pfx_cleanup_net+0x10/0x10 [ 62.030031][ T3911] ? process_scheduled_works+0x945/0x1830 [ 62.035753][ T3911] process_scheduled_works+0xa2c/0x1830 [ 62.041324][ T3911] ? __pfx_process_scheduled_works+0x10/0x10 [ 62.047320][ T3911] ? assign_work+0x364/0x3d0 [ 62.051955][ T3911] worker_thread+0x86d/0xd70 [ 62.056577][ T3911] ? __kthread_parkme+0x169/0x1d0 [ 62.061709][ T3911] ? __pfx_worker_thread+0x10/0x10 [ 62.066845][ T3911] kthread+0x2f0/0x390 [ 62.070921][ T3911] ? __pfx_worker_thread+0x10/0x10 [ 62.076026][ T3911] ? __pfx_kthread+0x10/0x10 [ 62.080619][ T3911] ret_from_fork+0x4b/0x80 [ 62.085037][ T3911] ? __pfx_kthread+0x10/0x10 [ 62.089661][ T3911] ret_from_fork_asm+0x1a/0x30 [ 62.094437][ T3911]