last executing test programs: 3.149825178s ago: executing program 2: syz_open_dev$MSR(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$MSR(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$MSR(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$MSR(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$MSR(&(0x7f0000000140), 0x1, 0x0) syz_open_dev$MSR(&(0x7f0000000180), 0x1, 0x1) syz_open_dev$MSR(&(0x7f00000001c0), 0x1, 0x2) syz_open_dev$MSR(&(0x7f0000000200), 0x1, 0x800) syz_open_dev$MSR(&(0x7f0000000240), 0x2, 0x0) syz_open_dev$MSR(&(0x7f0000000280), 0x2, 0x1) syz_open_dev$MSR(&(0x7f00000002c0), 0x2, 0x2) syz_open_dev$MSR(&(0x7f0000000300), 0x2, 0x800) syz_open_dev$MSR(&(0x7f0000000340), 0x3, 0x0) syz_open_dev$MSR(&(0x7f0000000380), 0x3, 0x1) syz_open_dev$MSR(&(0x7f00000003c0), 0x3, 0x2) syz_open_dev$MSR(&(0x7f0000000400), 0x3, 0x800) syz_open_dev$MSR(&(0x7f0000000440), 0x4, 0x0) syz_open_dev$MSR(&(0x7f0000000480), 0x4, 0x1) syz_open_dev$MSR(&(0x7f00000004c0), 0x4, 0x2) syz_open_dev$MSR(&(0x7f0000000500), 0x4, 0x800) 3.104373844s ago: executing program 2: openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/damon/init_regions', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/damon/init_regions', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/damon/init_regions', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/damon/init_regions', 0x800, 0x0) 3.083153903s ago: executing program 2: pause() 808.221393ms ago: executing program 0: sched_getaffinity(0x0, 0x0, &(0x7f0000000000)) 802.337726ms ago: executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) 777.798828ms ago: executing program 0: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ashmem', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ashmem', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ashmem', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ashmem', 0x800, 0x0) 777.122249ms ago: executing program 1: socket$inet6_udplite(0xa, 0x2, 0x88) 744.68691ms ago: executing program 0: socket$nl_route(0x10, 0x3, 0x0) 727.087464ms ago: executing program 1: syz_open_dev$audion(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$audion(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$audion(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$audion(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$audion(&(0x7f0000000140), 0x1, 0x0) syz_open_dev$audion(&(0x7f0000000180), 0x1, 0x1) syz_open_dev$audion(&(0x7f00000001c0), 0x1, 0x2) syz_open_dev$audion(&(0x7f0000000200), 0x1, 0x800) syz_open_dev$audion(&(0x7f0000000240), 0x2, 0x0) syz_open_dev$audion(&(0x7f0000000280), 0x2, 0x1) syz_open_dev$audion(&(0x7f00000002c0), 0x2, 0x2) syz_open_dev$audion(&(0x7f0000000300), 0x2, 0x800) syz_open_dev$audion(&(0x7f0000000340), 0x3, 0x0) syz_open_dev$audion(&(0x7f0000000380), 0x3, 0x1) syz_open_dev$audion(&(0x7f00000003c0), 0x3, 0x2) syz_open_dev$audion(&(0x7f0000000400), 0x3, 0x800) syz_open_dev$audion(&(0x7f0000000440), 0x4, 0x0) syz_open_dev$audion(&(0x7f0000000480), 0x4, 0x1) syz_open_dev$audion(&(0x7f00000004c0), 0x4, 0x2) syz_open_dev$audion(&(0x7f0000000500), 0x4, 0x800) 719.929362ms ago: executing program 0: delete_module(&(0x7f0000000000), 0x0) 688.766894ms ago: executing program 0: munmap(0x0, 0x0) 662.39984ms ago: executing program 3: socket$nl_sock_diag(0x10, 0x3, 0x4) 659.190941ms ago: executing program 0: sync() 632.904468ms ago: executing program 3: execve(&(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000)) 610.875943ms ago: executing program 3: openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/fs/smackfs/logging', 0x2, 0x0) 587.881797ms ago: executing program 3: syz_init_net_socket$ax25(0x3, 0x2, 0x0) 560.521076ms ago: executing program 3: fdatasync(0xffffffffffffffff) 546.044203ms ago: executing program 4: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/video0', 0x2, 0x0) 517.135393ms ago: executing program 3: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mISDNtimer', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mISDNtimer', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/mISDNtimer', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/mISDNtimer', 0x800, 0x0) 500.312182ms ago: executing program 4: socket$pppoe(0x18, 0x1, 0x0) 458.387152ms ago: executing program 4: socket$can_j1939(0x1d, 0x2, 0x7) 453.374253ms ago: executing program 1: socket(0x1e, 0x2, 0x0) 429.616485ms ago: executing program 1: mq_notify(0xffffffffffffffff, &(0x7f0000000000)) 428.445138ms ago: executing program 4: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x0) 397.415008ms ago: executing program 1: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/v4l/by-path/platform-soc@0:qcom_cam-req-mgr-video-index0', 0x2, 0x0) 392.773249ms ago: executing program 4: socket$key(0xf, 0x3, 0x2) 354.572418ms ago: executing program 4: pwritev(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0) 35.947529ms ago: executing program 2: socket$vsock_dgram(0x28, 0x2, 0x0) 26.347555ms ago: executing program 2: getdents(0xffffffffffffffff, &(0x7f0000000000), 0x0) 0s ago: executing program 2: openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/keychord', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/keychord', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/keychord', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/keychord', 0x800, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.57' (ED25519) to the list of known hosts. 2024/06/20 13:49:18 fuzzer started 2024/06/20 13:49:19 dialing manager at 10.128.0.169:30009 [ 61.190191][ T5078] cgroup: Unknown subsys name 'net' [ 61.453048][ T5078] cgroup: Unknown subsys name 'rlimit' 2024/06/20 13:49:20 starting 5 executor processes [ 62.649786][ T5090] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 63.963945][ T5228] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 64.470883][ T5291] mmap: syz-executor.4 (5291) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. [ 67.810188][ T5679] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 68.415610][ T5719] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 68.444618][ T5719] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 68.456938][ T5719] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 68.484417][ T5719] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 68.493111][ T5719] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 68.501100][ T5719] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 68.805003][ T2843] [ 68.807446][ T2843] ============================= [ 68.812282][ T2843] WARNING: suspicious RCU usage [ 68.817582][ T2843] 6.10.0-rc4-syzkaller-00052-ge5b3efbe1ab1 #0 Not tainted [ 68.825203][ T2843] ----------------------------- [ 68.830086][ T2843] net/netfilter/ipset/ip_set_core.c:1200 suspicious rcu_dereference_protected() usage! [ 68.839965][ T2843] [ 68.839965][ T2843] other info that might help us debug this: [ 68.839965][ T2843] [ 68.850424][ T2843] [ 68.850424][ T2843] rcu_scheduler_active = 2, debug_locks = 1 [ 68.858813][ T2843] 3 locks held by kworker/u8:8/2843: [ 68.864185][ T2843] #0: ffff888015ed3148 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 [ 68.875285][ T2843] #1: ffffc90009417d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 [ 68.886012][ T2843] #2: ffffffff8f5c7c10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 [ 68.895603][ T2843] [ 68.895603][ T2843] stack backtrace: [ 68.901533][ T2843] CPU: 0 PID: 2843 Comm: kworker/u8:8 Not tainted 6.10.0-rc4-syzkaller-00052-ge5b3efbe1ab1 #0 [ 68.911956][ T2843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 68.922133][ T2843] Workqueue: netns cleanup_net [ 68.927039][ T2843] Call Trace: [ 68.930347][ T2843] [ 68.933318][ T2843] dump_stack_lvl+0x241/0x360 [ 68.938130][ T2843] ? __pfx_dump_stack_lvl+0x10/0x10 [ 68.943388][ T2843] ? __pfx__printk+0x10/0x10 [ 68.948019][ T2843] lockdep_rcu_suspicious+0x221/0x340 [ 68.953402][ T2843] _destroy_all_sets+0x232/0x5f0 [ 68.958410][ T2843] ip_set_net_exit+0x20/0x50 [ 68.963029][ T2843] cleanup_net+0x802/0xcc0 [ 68.967585][ T2843] ? __pfx_cleanup_net+0x10/0x10 [ 68.972621][ T2843] ? process_scheduled_works+0x945/0x1830 [ 68.978463][ T2843] process_scheduled_works+0xa2c/0x1830 [ 68.984046][ T2843] ? __pfx_process_scheduled_works+0x10/0x10 [ 68.990029][ T2843] ? assign_work+0x364/0x3d0 [ 68.994615][ T2843] worker_thread+0x86d/0xd70 [ 68.999208][ T2843] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 69.005191][ T2843] ? __kthread_parkme+0x169/0x1d0 [ 69.010235][ T2843] ? __pfx_worker_thread+0x10/0x10 [ 69.015368][ T2843] kthread+0x2f0/0x390 [ 69.019543][ T2843] ? __pfx_worker_thread+0x10/0x10 [ 69.024768][ T2843] ? __pfx_kthread+0x10/0x10 [ 69.029355][ T2843] ret_from_fork+0x4b/0x80 [ 69.033785][ T2843] ? __pfx_kthread+0x10/0x10 [ 69.038387][ T2843] ret_from_fork_asm+0x1a/0x30 [ 69.043160][ T2843] 2024/06/20 13:49:27 SYZFATAL: failed to recv *flatrpc.HostMessageRaw: EOF [ 69.174980][ T2843] [ 69.177622][ T2843] ============================= [ 69.182493][ T2843] WARNING: suspicious RCU usage [ 69.187423][ T2843] 6.10.0-rc4-syzkaller-00052-ge5b3efbe1ab1 #0 Not tainted [ 69.194626][ T2843] ----------------------------- [ 69.199675][ T2843] net/netfilter/ipset/ip_set_core.c:1211 suspicious rcu_dereference_protected() usage! [ 69.209460][ T2843] [ 69.209460][ T2843] other info that might help us debug this: [ 69.209460][ T2843] [ 69.220041][ T2843] [ 69.220041][ T2843] rcu_scheduler_active = 2, debug_locks = 1 [ 69.228766][ T2843] 3 locks held by kworker/u8:8/2843: [ 69.234746][ T2843] #0: ffff888015ed3148 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 [ 69.245757][ T2843] #1: ffffc90009417d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 [ 69.256456][ T2843] #2: ffffffff8f5c7c10 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 [ 69.266003][ T2843] [ 69.266003][ T2843] stack backtrace: [ 69.271949][ T2843] CPU: 0 PID: 2843 Comm: kworker/u8:8 Not tainted 6.10.0-rc4-syzkaller-00052-ge5b3efbe1ab1 #0 [ 69.282190][ T2843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 69.292263][ T2843] Workqueue: netns cleanup_net [ 69.297064][ T2843] Call Trace: [ 69.300375][ T2843] [ 69.303321][ T2843] dump_stack_lvl+0x241/0x360 [ 69.308227][ T2843] ? __pfx_dump_stack_lvl+0x10/0x10 [ 69.313526][ T2843] ? __pfx__printk+0x10/0x10 [ 69.318565][ T2843] lockdep_rcu_suspicious+0x221/0x340 [ 69.323950][ T2843] _destroy_all_sets+0x53f/0x5f0 [ 69.328989][ T2843] ip_set_net_exit+0x20/0x50 [ 69.333665][ T2843] cleanup_net+0x802/0xcc0 [ 69.338093][ T2843] ? __pfx_cleanup_net+0x10/0x10 [ 69.343042][ T2843] ? process_scheduled_works+0x945/0x1830 [ 69.348757][ T2843] process_scheduled_works+0xa2c/0x1830 [ 69.354321][ T2843] ? __pfx_process_scheduled_works+0x10/0x10 [ 69.360473][ T2843] ? assign_work+0x364/0x3d0 [ 69.365065][ T2843] worker_thread+0x86d/0xd70 [ 69.369657][ T2843] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 69.375578][ T2843] ? __kthread_parkme+0x169/0x1d0 [ 69.380622][ T2843] ? __pfx_worker_thread+0x10/0x10 [ 69.385753][ T2843] kthread+0x2f0/0x390 [ 69.389892][ T2843] ? __pfx_worker_thread+0x10/0x10 [ 69.395022][ T2843] ? __pfx_kthread+0x10/0x10 [ 69.399626][ T2843] ret_from_fork+0x4b/0x80 [ 69.404046][ T2843] ? __pfx_kthread+0x10/0x10 [ 69.408721][ T2843] ret_from_fork_asm+0x1a/0x30 [ 69.413671][ T2843]