last executing test programs: 706.23198ms ago: executing program 0: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/urandom', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/urandom', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/urandom', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/urandom', 0x800, 0x0) 680.595074ms ago: executing program 0: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dsp1', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp1', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dsp1', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dsp1', 0x800, 0x0) 397.651628ms ago: executing program 1: openat(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/validatetrans', 0x1, 0x0) 386.59651ms ago: executing program 3: mknodat(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0) 362.541424ms ago: executing program 1: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcs', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcs', 0x800, 0x0) 353.572835ms ago: executing program 3: openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/damon/monitor_on', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/damon/monitor_on', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/damon/monitor_on', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/damon/monitor_on', 0x800, 0x0) 344.772177ms ago: executing program 4: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ashmem', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ashmem', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ashmem', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ashmem', 0x800, 0x0) 321.98026ms ago: executing program 1: fchdir(0xffffffffffffffff) 310.554612ms ago: executing program 3: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm', 0x2, 0x0) 297.811884ms ago: executing program 4: openat(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/access', 0x2, 0x0) 292.772215ms ago: executing program 1: pwrite64(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0) 289.097105ms ago: executing program 0: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dma_heap/system', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dma_heap/system', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dma_heap/system', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dma_heap/system', 0x800, 0x0) 274.976638ms ago: executing program 3: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/msm', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/msm', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/msm', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/msm', 0x800, 0x0) 269.929988ms ago: executing program 4: epoll_pwait(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000000), 0x0) 257.79205ms ago: executing program 0: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sr0', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sr0', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sr0', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sr0', 0x800, 0x0) 244.588312ms ago: executing program 1: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/qat_adf_ctl', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/qat_adf_ctl', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/qat_adf_ctl', 0x800, 0x0) 239.268743ms ago: executing program 4: openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/thread-self/attr/current', 0x2, 0x0) 238.661703ms ago: executing program 3: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/audio', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio', 0x800, 0x0) 225.322405ms ago: executing program 0: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vim2m', 0x2, 0x0) 219.195446ms ago: executing program 4: epoll_wait(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0) 211.621737ms ago: executing program 2: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/xen/evtchn', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/xen/evtchn', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/xen/evtchn', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/xen/evtchn', 0x800, 0x0) 208.195077ms ago: executing program 1: symlinkat(&(0x7f0000000000), 0xffffffffffffffff, &(0x7f0000000000)) 184.178461ms ago: executing program 0: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ndctl0', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ndctl0', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ndctl0', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ndctl0', 0x800, 0x0) 176.999442ms ago: executing program 4: fstatfs(0xffffffffffffffff, &(0x7f0000000000)) 172.889913ms ago: executing program 2: utime(&(0x7f0000000000), &(0x7f0000000000)) 165.902714ms ago: executing program 3: mount_setattr(0xffffffffffffffff, &(0x7f0000000000), 0x0, &(0x7f0000000000), 0x0) 113.661742ms ago: executing program 2: writev(0xffffffffffffffff, &(0x7f0000000000), 0x0) 78.886018ms ago: executing program 2: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/hpet', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/hpet', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/hpet', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/hpet', 0x800, 0x0) 43.543953ms ago: executing program 2: fsmount(0xffffffffffffffff, 0x0, 0x0) 0s ago: executing program 2: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm_plock', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dlm_plock', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dlm_plock', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dlm_plock', 0x800, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.116' (ED25519) to the list of known hosts. 2024/06/18 04:32:27 fuzzer started 2024/06/18 04:32:27 dialing manager at 10.128.0.163:30033 [ 57.319804][ T5076] cgroup: Unknown subsys name 'net' [ 57.601162][ T5076] cgroup: Unknown subsys name 'rlimit' [ 58.722171][ T5077] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 2024/06/18 04:32:34 starting 5 executor processes [ 66.842112][ T5364] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 66.855052][ T5364] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 66.876280][ T5364] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 66.886570][ T5364] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 66.895075][ T5364] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 66.902741][ T5364] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 67.274637][ T11] [ 67.277433][ T11] ============================= [ 67.282411][ T11] WARNING: suspicious RCU usage [ 67.287596][ T11] 6.10.0-rc4-syzkaller-00033-g14d7c92f8df9 #0 Not tainted [ 67.295001][ T11] ----------------------------- [ 67.300040][ T11] net/netfilter/ipset/ip_set_core.c:1200 suspicious rcu_dereference_protected() usage! [ 67.309767][ T11] [ 67.309767][ T11] other info that might help us debug this: [ 67.309767][ T11] [ 67.320098][ T11] 2024/06/18 04:32:37 SYZFATAL: failed to recv *flatrpc.HostMessageRaw: EOF [ 67.320098][ T11] rcu_scheduler_active = 2, debug_locks = 1 [ 67.328526][ T11] 3 locks held by kworker/u8:0/11: [ 67.333662][ T11] #0: ffff888015ed3148 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 [ 67.345069][ T11] #1: ffffc90000107d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 [ 67.356368][ T11] #2: ffffffff8f5c9290 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 [ 67.365977][ T11] [ 67.365977][ T11] stack backtrace: [ 67.371984][ T11] CPU: 0 PID: 11 Comm: kworker/u8:0 Not tainted 6.10.0-rc4-syzkaller-00033-g14d7c92f8df9 #0 [ 67.382317][ T11] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 67.392392][ T11] Workqueue: netns cleanup_net [ 67.397225][ T11] Call Trace: [ 67.400604][ T11] [ 67.403543][ T11] dump_stack_lvl+0x241/0x360 [ 67.408252][ T11] ? __pfx_dump_stack_lvl+0x10/0x10 [ 67.413569][ T11] ? __pfx__printk+0x10/0x10 [ 67.418289][ T11] lockdep_rcu_suspicious+0x221/0x340 [ 67.424763][ T11] _destroy_all_sets+0x232/0x5f0 [ 67.429928][ T11] ip_set_net_exit+0x20/0x50 [ 67.434628][ T11] cleanup_net+0x802/0xcc0 [ 67.439085][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 67.444063][ T11] ? process_scheduled_works+0x945/0x1830 [ 67.450319][ T11] process_scheduled_works+0xa2c/0x1830 [ 67.455944][ T11] ? __pfx_process_scheduled_works+0x10/0x10 [ 67.462148][ T11] ? assign_work+0x364/0x3d0 [ 67.466777][ T11] worker_thread+0x86d/0xd70 [ 67.471399][ T11] ? __kthread_parkme+0x169/0x1d0 [ 67.476447][ T11] ? __pfx_worker_thread+0x10/0x10 [ 67.481574][ T11] kthread+0x2f0/0x390 [ 67.485677][ T11] ? __pfx_worker_thread+0x10/0x10 [ 67.490822][ T11] ? __pfx_kthread+0x10/0x10 [ 67.495552][ T11] ret_from_fork+0x4b/0x80 [ 67.500171][ T11] ? __pfx_kthread+0x10/0x10 [ 67.504904][ T11] ret_from_fork_asm+0x1a/0x30 [ 67.509719][ T11] [ 67.525572][ T11] [ 67.527948][ T11] ============================= [ 67.532843][ T11] WARNING: suspicious RCU usage [ 67.537920][ T11] 6.10.0-rc4-syzkaller-00033-g14d7c92f8df9 #0 Not tainted [ 67.545313][ T11] ----------------------------- [ 67.550466][ T11] net/netfilter/ipset/ip_set_core.c:1211 suspicious rcu_dereference_protected() usage! [ 67.560356][ T11] [ 67.560356][ T11] other info that might help us debug this: [ 67.560356][ T11] [ 67.571133][ T11] [ 67.571133][ T11] rcu_scheduler_active = 2, debug_locks = 1 [ 67.579765][ T11] 3 locks held by kworker/u8:0/11: [ 67.584905][ T11] #0: ffff888015ed3148 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 [ 67.596252][ T11] #1: ffffc90000107d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 [ 67.607329][ T11] #2: ffffffff8f5c9290 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 [ 67.616956][ T11] [ 67.616956][ T11] stack backtrace: [ 67.622939][ T11] CPU: 0 PID: 11 C