last executing test programs:
747.490346ms ago: executing program 4:
getpid()
728.881604ms ago: executing program 4:
pkey_free(0xffffffffffffffff)
671.819809ms ago: executing program 4:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/mls', 0x0, 0x0)
643.139011ms ago: executing program 4:
open_by_handle_at(0xffffffffffffffff, &(0x7f0000000000), 0x0)
612.728639ms ago: executing program 4:
signalfd(0xffffffffffffffff, &(0x7f0000000000), 0x0)
567.417983ms ago: executing program 3:
writev(0xffffffffffffffff, &(0x7f0000000000), 0x0)
517.391302ms ago: executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio1', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/audio1', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio1', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio1', 0x800, 0x0)
216.758041ms ago: executing program 1:
clock_getres(0x0, &(0x7f0000000000))
194.091272ms ago: executing program 0:
lgetxattr(&(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000), 0x0)
191.915902ms ago: executing program 2:
execve(&(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000))
178.113408ms ago: executing program 2:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/capi/capi20ncci', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/proc/capi/capi20ncci', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/capi/capi20ncci', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/proc/capi/capi20ncci', 0x800, 0x0)
176.310698ms ago: executing program 1:
removexattr(&(0x7f0000000000), &(0x7f0000000000))
162.468838ms ago: executing program 0:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/binder', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/binder', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/binder', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/binder', 0x800, 0x0)
152.259171ms ago: executing program 2:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/video1', 0x2, 0x0)
148.598826ms ago: executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vsock', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vsock', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vsock', 0x800, 0x0)
141.076232ms ago: executing program 0:
select(0x0, &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000))
131.414811ms ago: executing program 1:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/validatetrans', 0x1, 0x0)
126.053206ms ago: executing program 2:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse', 0x2, 0x0)
121.790265ms ago: executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/i915', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/i915', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/i915', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/i915', 0x800, 0x0)
115.850339ms ago: executing program 0:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/fs/smackfs/ipv6host', 0x2, 0x0)
99.932496ms ago: executing program 1:
munlock(0x0, 0x0)
84.773258ms ago: executing program 1:
socket$l2tp(0x2, 0x2, 0x73)
82.925307ms ago: executing program 3:
epoll_create(0x0)
79.22643ms ago: executing program 0:
close(0xffffffffffffffff)
71.601662ms ago: executing program 2:
setns(0xffffffffffffffff, 0x0)
70.506633ms ago: executing program 4:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/raw-gadget', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/raw-gadget', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/raw-gadget', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/raw-gadget', 0x800, 0x0)
53.596947ms ago: executing program 1:
getdents64(0xffffffffffffffff, &(0x7f0000000000), 0x0)
33.651985ms ago: executing program 3:
poll(&(0x7f0000000000), 0x0, 0x0)
12.867402ms ago: executing program 2:
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/video37', 0x2, 0x0)
0s ago: executing program 0:
getegid()
kernel console output (not intermixed with test programs):
Warning: Permanently added '10.128.0.184' (ED25519) to the list of known hosts.
2024/06/19 06:41:47 fuzzer started
2024/06/19 06:41:47 dialing manager at 10.128.0.169:30021
[ 58.753703][ T5093] cgroup: Unknown subsys name 'net'
[ 58.974085][ T5093] cgroup: Unknown subsys name 'rlimit'
2024/06/19 06:41:49 starting 5 executor processes
[ 60.184127][ T5117] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 61.965622][ T62]
[ 61.968253][ T62] =============================
[ 61.973555][ T62] WARNING: suspicious RCU usage
[ 61.978433][ T62] 6.10.0-rc4-syzkaller-00045-g92e5605a199e #0 Not tainted
[ 61.985903][ T62] -----------------------------
[ 61.990954][ T62] net/netfilter/ipset/ip_set_core.c:1200 suspicious rcu_dereference_protected() usage!
[ 62.000603][ T62]
[ 62.000603][ T62] other info that might help us debug this:
[ 62.000603][ T62]
[ 62.011024][ T62]
[ 62.011024][ T62] rcu_scheduler_active = 2, debug_locks = 1
[ 62.019108][ T62] 3 locks held by kworker/u8:4/62:
[ 62.024312][ T62] #0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 62.035415][ T62] #1: ffffc900015d7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 62.046421][ T62] #2: ffffffff8f5da110 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 62.056048][ T62]
[ 62.056048][ T62] stack backtrace:
2024/06/19 06:41:51 SYZFATAL: failed to recv *flatrpc.HostMessageRaw: EOF
[ 62.062136][ T62] CPU: 0 PID: 62 Comm: kworker/u8:4 Not tainted 6.10.0-rc4-syzkaller-00045-g92e5605a199e #0
[ 62.072233][ T62] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 62.082756][ T62] Workqueue: netns cleanup_net
[ 62.087578][ T62] Call Trace:
[ 62.090971][ T62]
[ 62.093954][ T62] dump_stack_lvl+0x241/0x360
[ 62.098702][ T62] ? __pfx_dump_stack_lvl+0x10/0x10
[ 62.104114][ T62] ? __pfx__printk+0x10/0x10
[ 62.108811][ T62] lockdep_rcu_suspicious+0x221/0x340
[ 62.114233][ T62] _destroy_all_sets+0x232/0x5f0
[ 62.119289][ T62] ip_set_net_exit+0x20/0x50
[ 62.123907][ T62] cleanup_net+0x802/0xcc0
[ 62.128357][ T62] ? __pfx_cleanup_net+0x10/0x10
[ 62.133327][ T62] ? process_scheduled_works+0x945/0x1830
[ 62.139065][ T62] process_scheduled_works+0xa2c/0x1830
[ 62.144751][ T62] ? __pfx_process_scheduled_works+0x10/0x10
[ 62.150769][ T62] ? assign_work+0x364/0x3d0
[ 62.155563][ T62] worker_thread+0x86d/0xd70
[ 62.160190][ T62] ? __kthread_parkme+0x169/0x1d0
[ 62.165235][ T62] ? __pfx_worker_thread+0x10/0x10
[ 62.170348][ T62] kthread+0x2f0/0x390
[ 62.174414][ T62] ? __pfx_worker_thread+0x10/0x10
[ 62.179515][ T62] ? __pfx_kthread+0x10/0x10
[ 62.184106][ T62] ret_from_fork+0x4b/0x80
[ 62.188518][ T62] ? __pfx_kthread+0x10/0x10
[ 62.193100][ T62] ret_from_fork_asm+0x1a/0x30
[ 62.197866][ T62]
[ 62.202245][ T62]
[ 62.204597][ T62] =============================
[ 62.209722][ T62] WARNING: suspicious RCU usage
[ 62.214664][ T62] 6.10.0-rc4-syzkaller-00045-g92e5605a199e #0 Not tainted
[ 62.222166][ T62] -----------------------------
[ 62.227022][ T62] net/netfilter/ipset/ip_set_core.c:1211 suspicious rcu_dereference_protected() usage!
[ 62.236753][ T62]
[ 62.236753][ T62] other info that might help us debug this:
[ 62.236753][ T62]
[ 62.247045][ T62]
[ 62.247045][ T62] rcu_scheduler_active = 2, debug_locks = 1
[ 62.255258][ T62] 3 locks held by kworker/u8:4/62:
[ 62.260477][ T62] #0: ffff888015ed5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 62.271653][ T62] #1: ffffc900015d7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 62.282293][ T62] #2: ffffffff8f5da110 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 62.291790][ T62]
[ 62.291790][ T62] stack backtrace:
[ 62.297696][ T62] CPU: 0 PID: 62 Comm: kworker/u8:4 Not tainted 6.10.0-rc4-syzkaller-00045-g92e5605a199e #0
[ 62.307782][ T62] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 62.317864][ T62] Workqueue: netns cleanup_net
[ 62.322662][ T62] Call Trace:
[ 62.325953][ T62]
[ 62.328897][ T62] dump_stack_lvl+0x241/0x360
[ 62.333609][ T62] ? __pfx_dump_stack_lvl+0x10/0x10
[ 62.338831][ T62] ? __pfx__printk+0x10/0x10
[ 62.343454][ T62] lockdep_rcu_suspicious+0x221/0x340
[ 62.348858][ T62] _destroy_all_sets+0x53f/0x5f0
[ 62.353827][ T62] ip_set_net_exit+0x20/0x50
[ 62.358433][ T62] cleanup_net+0x802/0xcc0
[ 62.362874][ T62] ? __pfx_cleanup_net+0x10/0x10
[ 62.367848][ T62] ? process_scheduled_works+0x945/0x1830
[ 62.373590][ T62] process_scheduled_works+0xa2c/0x1830
[ 62.379179][ T62] ? __pfx_process_scheduled_works+0x10/0x10
[ 62.385186][ T62] ? assign_work+0x364/0x3d0
[ 62.389805][ T62] worker_thread+0x86d/0xd70
[ 62.394462][ T62] ? __kthread_parkme+0x169/0x1d0
[ 62.399513][ T62] ? __pfx_worker_thread+0x10/0x10
[ 62.404742][ T62] kthread+0x2f0/0x390
[ 62.408916][ T62] ? __pfx_worker_thread+0x10/0x10
[ 62.414061][ T62] ? __pfx_kthread+0x1