WARNING: suspicious RCU usage in _destroy_all_sets netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 bridge_slave_1: left allmulticast mode bridge_slave_1: left promiscuous mode bridge0: port 2(bridge_slave_1) entered disabled state bridge_slave_0: left allmulticast mode bridge_slave_0: left promiscuous mode bridge0: port 1(bridge_slave_0) entered disabled state bond0 (unregistering): (slave bond_slave_0): Releasing backup interface bond0 (unregistering): (slave bond_slave_1): Releasing backup interface bond0 (unregistering): Released all slaves hsr_slave_0: left promiscuous mode hsr_slave_1: left promiscuous mode batman_adv: batadv0: Interface deactivated: batadv_slave_0 batman_adv: batadv0: Removing interface: batadv_slave_0 batman_adv: batadv0: Interface deactivated: batadv_slave_1 batman_adv: batadv0: Removing interface: batadv_slave_1 veth1_macvtap: left promiscuous mode veth0_macvtap: left promiscuous mode veth1_vlan: left promiscuous mode veth0_vlan: left promiscuous mode team0 (unregistering): Port device team_slave_1 removed team0 (unregistering): Port device team_slave_0 removed ============================= WARNING: suspicious RCU usage 6.10.0-rc3-syzkaller-gd20f6b3d747c #0 Not tainted ----------------------------- net/netfilter/ipset/ip_set_core.c:1200 suspicious rcu_dereference_protected() usage! other info that might help us debug this: rcu_scheduler_active = 2, debug_locks = 1 3 locks held by kworker/u32:2/45: #0: ffff8880162e4948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206 #1: ffffc900009d7d80 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207 #2: ffffffff8f736f50 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbb/0xbf0 net/core/net_namespace.c:594 stack backtrace: CPU: 3 PID: 45 Comm: kworker/u32:2 Not tainted 6.10.0-rc3-syzkaller-gd20f6b3d747c #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Workqueue: netns cleanup_net Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 lockdep_rcu_suspicious+0x20b/0x3b0 kernel/locking/lockdep.c:6712 _destroy_all_sets+0x261/0x6d0 net/netfilter/ipset/ip_set_core.c:1200 ip_set_net_exit+0x26/0x60 net/netfilter/ipset/ip_set_core.c:2396 ops_exit_list+0xb0/0x180 net/core/net_namespace.c:173 cleanup_net+0x5b7/0xbf0 net/core/net_namespace.c:640 process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231 process_scheduled_works kernel/workqueue.c:3312 [inline] worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ============================= WARNING: suspicious RCU usage 6.10.0-rc3-syzkaller-gd20f6b3d747c #0 Not tainted ----------------------------- net/netfilter/ipset/ip_set_core.c:1211 suspicious rcu_dereference_protected() usage! other info that might help us debug this: rcu_scheduler_active = 2, debug_locks = 1 3 locks held by kworker/u32:2/45: #0: ffff8880162e4948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206 #1: ffffc900009d7d80 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207 #2: ffffffff8f736f50 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbb/0xbf0 net/core/net_namespace.c:594 stack backtrace: CPU: 3 PID: 45 Comm: kworker/u32:2 Not tainted 6.10.0-rc3-syzkaller-gd20f6b3d747c #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Workqueue: netns cleanup_net Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:114 lockdep_rcu_suspicious+0x20b/0x3b0 kernel/locking/lockdep.c:6712 _destroy_all_sets+0x4e6/0x6d0 net/netfilter/ipset/ip_set_core.c:1211 ip_set_net_exit+0x26/0x60 net/netfilter/ipset/ip_set_core.c:2396 ops_exit_list+0xb0/0x180 net/core/net_namespace.c:173 cleanup_net+0x5b7/0xbf0 net/core/net_namespace.c:640 process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231 process_scheduled_works kernel/workqueue.c:3312 [inline] worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 [ 46.217161][ T39] audit: type=1400 audit(1718337721.030:82): avc: denied { siginh } for pid=5120 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 46.591951][ T39] audit: type=1400 audit(1718337721.430:83): avc: denied { write } for pid=5130 comm="sftp-server" path="pipe:[5391]" dev="pipefs" ino=5391 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 47.251119][ T39] audit: type=1400 audit(1718337722.090:84): avc: denied { read } for pid=4671 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 47.261996][ T39] audit: type=1400 audit(1718337722.090:85): avc: denied { append } for pid=4671 comm="syslogd" name="messages" dev="tmpfs" ino=3 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 47.273105][ T39] audit: type=1400 audit(1718337722.090:86): avc: denied { open } for pid=4671 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=3 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 47.285865][ T39] audit: type=1400 audit(1718337722.090:87): avc: denied { getattr } for pid=4671 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=3 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 Warning: Permanently added '[localhost]:50744' (ED25519) to the list of known hosts. [ 51.946073][ T39] audit: type=1400 audit(1718337726.780:88): avc: denied { execute } for pid=5190 comm="sh" name="syz-fuzzer" dev="sda1" ino=1924 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 51.956572][ T39] audit: type=1400 audit(1718337726.790:89): avc: denied { execute_no_trans } for pid=5190 comm="sh" path="/syz-fuzzer" dev="sda1" ino=1924 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 2024/06/14 04:02:06 ignoring optional flag "pprof_port"="0" 2024/06/14 04:02:06 fuzzer started 2024/06/14 04:02:07 connecting to host at localhost:39955 2024/06/14 04:02:07 checking machine... 2024/06/14 04:02:07 checking revisions... [ 52.414026][ T39] audit: type=1400 audit(1718337727.250:90): avc: denied { getattr } for pid=5190 comm="syz-fuzzer" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 52.425664][ T39] audit: type=1400 audit(1718337727.260:91): avc: denied { read } for pid=5190 comm="syz-fuzzer" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 52.435363][ T39] audit: type=1400 audit(1718337727.260:92): avc: denied { open } for pid=5190 comm="syz-fuzzer" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 2024/06/14 04:02:07 testing simple program... [ 52.445877][ T39] audit: type=1400 audit(1718337727.280:93): avc: denied { read } for pid=5190 comm="syz-fuzzer" name="raw-gadget" dev="devtmpfs" ino=761 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 52.454177][ T39] audit: type=1400 audit(1718337727.280:94): avc: denied { open } for pid=5190 comm="syz-fuzzer" path="/dev/raw-gadget" dev="devtmpfs" ino=761 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 52.464818][ T39] audit: type=1400 audit(1718337727.280:95): avc: denied { read } for pid=5190 comm="syz-fuzzer" name="vhci" dev="devtmpfs" ino=1105 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 52.473257][ T39] audit: type=1400 audit(1718337727.280:96): avc: denied { open } for pid=5190 comm="syz-fuzzer" path="/dev/vhci" dev="devtmpfs" ino=1105 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 52.475678][ T5200] cgroup: Unknown subsys name 'net' [ 52.482569][ T39] audit: type=1400 audit(1718337727.300:97): avc: denied { mounton } for pid=5200 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=1927 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 52.602974][ T5200] cgroup: Unknown subsys name 'rlimit' [ 52.785233][ T5201] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 53.894112][ T5200] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 54.072884][ T64] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 54.077027][ T64] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 54.080349][ T64] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 54.084936][ T64] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 54.090077][ T64] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 54.094126][ T64] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 54.291018][ T5203] chnl_net:caif_netlink_parms(): no params data found [ 54.415002][ T5203] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.418946][ T5203] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.422379][ T5203] bridge_slave_0: entered allmulticast mode [ 54.426000][ T5203] bridge_slave_0: entered promiscuous mode [ 54.431439][ T5203] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.433993][ T5203] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.436667][ T5203] bridge_slave_1: entered allmulticast mode [ 54.440035][ T5203] bridge_slave_1: entered promiscuous mode [ 54.489833][ T5203] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.495805][ T5203] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.537574][ T5203] team0: Port device team_slave_0 added [ 54.542159][ T5203] team0: Port device team_slave_1 added [ 54.592807][ T5203] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 54.595476][ T5203] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 54.607682][ T5203] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 54.615335][ T5203] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 54.618640][ T5203] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 54.629905][ T5203] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.711165][ T5203] hsr_slave_0: entered promiscuous mode [ 54.715743][ T5203] hsr_slave_1: entered promiscuous mode [ 54.937156][ T5203] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 54.944485][ T5203] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 54.949932][ T5203] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 54.955592][ T5203] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 54.986046][ T5203] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.989568][ T5203] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.993229][ T5203] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.996693][ T5203] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.073323][ T5203] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.091105][ T825] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.097398][ T825] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.116057][ T5203] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.128975][ T1275] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.132406][ T1275] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.148582][ T55] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.151600][ T55] bridge0: port 2(bridge_slave_1) entered forwarding state executing program [ 55.318844][ T5203] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.362087][ T5203] veth0_vlan: entered promiscuous mode [ 55.373168][ T5203] veth1_vlan: entered promiscuous mode [ 55.401916][ T5203] veth0_macvtap: entered promiscuous mode [ 55.408814][ T5203] veth1_macvtap: entered promiscuous mode [ 55.424816][ T5203] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 55.436499][ T5203] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 55.445850][ T5203] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.450564][ T5203] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.454449][ T5203] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.458964][ T5203] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.536291][ T45] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 55.540230][ T45] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 55.571484][ T74] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 55.574397][ T74] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2024/06/14 04:02:10 building call list... executing program [ 58.831937][ T39] kauditd_printk_skb: 26 callbacks suppressed [ 58.831949][ T39] audit: type=1400 audit(1718337733.670:124): avc: denied { read } for pid=5190 comm="syz-fuzzer" name="fuse" dev="devtmpfs" ino=105 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 58.844207][ T39] audit: type=1400 audit(1718337733.670:125): avc: denied { open } for pid=5190 comm="syz-fuzzer" path="/dev/fuse" dev="devtmpfs" ino=105 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 58.882099][ T39] audit: type=1400 audit(1718337733.720:126): avc: denied { read } for pid=5190 comm="syz-fuzzer" name="autofs" dev="devtmpfs" ino=104 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:autofs_device_t tclass=chr_file permissive=1 [ 58.890519][ T39] audit: type=1400 audit(1718337733.720:127): avc: denied { open } for pid=5190 comm="syz-fuzzer" path="/dev/autofs" dev="devtmpfs" ino=104 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:autofs_device_t tclass=chr_file permissive=1 [ 58.899491][ T39] audit: type=1400 audit(1718337733.720:128): avc: denied { read } for pid=5190 comm="syz-fuzzer" name="btrfs-control" dev="devtmpfs" ino=1150 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:lvm_control_t tclass=chr_file permissive=1 [ 58.908574][ T39] audit: type=1400 audit(1718337733.720:129): avc: denied { open } for pid=5190 comm="syz-fuzzer" path="/dev/btrfs-control" dev="devtmpfs" ino=1150 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:lvm_control_t tclass=chr_file permissive=1 [ 58.917832][ T39] audit: type=1400 audit(1718337733.720:130): avc: denied { read } for pid=5190 comm="syz-fuzzer" name="cachefiles" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cachefiles_device_t tclass=chr_file permissive=1 [ 58.928551][ T39] audit: type=1400 audit(1718337733.720:131): avc: denied { open } for pid=5190 comm="syz-fuzzer" path="/dev/cachefiles" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cachefiles_device_t tclass=chr_file permissive=1 [ 58.948421][ T39] audit: type=1400 audit(1718337733.790:132): avc: denied { read } for pid=5190 comm="syz-fuzzer" name="renderD128" dev="devtmpfs" ino=636 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:dri_device_t tclass=chr_file permissive=1 [ 58.957785][ T39] audit: type=1400 audit(1718337733.790:133): avc: denied { open } for pid=5190 comm="syz-fuzzer" path="/dev/dri/renderD128" dev="devtmpfs" ino=636 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:dri_device_t tclass=chr_file permissive=1 [ 58.983175][ T45] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 59.256818][ T5195] can: request_module (can-proto-0) failed. [ 59.282006][ T5195] can: request_module (can-proto-0) failed. [ 59.310903][ T5195] can: request_module (can-proto-0) failed. [ 59.966435][ T5195] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 60.393393][ T5195] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 61.666750][ T45] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.748864][ T45] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.811677][ T45] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.902209][ T45] bridge_slave_1: left allmulticast mode [ 61.904408][ T45] bridge_slave_1: left promiscuous mode [ 61.907081][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.916436][ T45] bridge_slave_0: left allmulticast mode [ 61.919089][ T45] bridge_slave_0: left promiscuous mode [ 61.921595][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.173725][ T45] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 62.182361][ T45] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 62.188413][ T45] bond0 (unregistering): Released all slaves [ 62.585933][ T45] hsr_slave_0: left promiscuous mode [ 62.589342][ T45] hsr_slave_1: left promiscuous mode [ 62.592806][ T45] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 62.596325][ T45] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 62.601316][ T45] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 62.604566][ T45] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 62.621271][ T45] veth1_macvtap: left promiscuous mode [ 62.623441][ T45] veth0_macvtap: left promiscuous mode [ 62.625415][ T45] veth1_vlan: left promiscuous mode [ 62.627555][ T45] veth0_vlan: left promiscuous mode [ 63.079956][ T45] team0 (unregistering): Port device team_slave_1 removed [ 63.141305][ T45] team0 (unregistering): Port device team_slave_0 removed [ 64.066401][ T45] [ 64.067725][ T45] ============================= [ 64.069598][ T45] WARNING: suspicious RCU usage [ 64.071435][ T45] 6.10.0-rc3-syzkaller-gd20f6b3d747c #0 Not tainted [ 64.074365][ T45] ----------------------------- [ 64.076688][ T45] net/netfilter/ipset/ip_set_core.c:1200 suspicious rcu_dereference_protected() usage! [ 64.082021][ T45] [ 64.082021][ T45] other info that might help us debug this: [ 64.082021][ T45] [ 64.086398][ T45] [ 64.086398][ T45] rcu_scheduler_active = 2, debug_locks = 1 [ 64.089563][ T45] 3 locks held by kworker/u32:2/45: [ 64.091368][ T45] #0: ffff8880162e4948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 [ 64.094965][ T45] #1: ffffc900009d7d80 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 [ 64.098629][ T45] #2: ffffffff8f736f50 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbb/0xbf0 [ 64.102280][ T45] [ 64.102280][ T45] stack backtrace: [ 64.104689][ T45] CPU: 3 PID: 45 Comm: kworker/u32:2 Not tainted 6.10.0-rc3-syzkaller-gd20f6b3d747c #0 [ 64.108044][ T45] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 64.111577][ T45] Workqueue: netns cleanup_net [ 64.113345][ T45] Call Trace: [ 64.114512][ T45] [ 64.115546][ T45] dump_stack_lvl+0x16c/0x1f0 [ 64.117208][ T45] lockdep_rcu_suspicious+0x20b/0x3b0 [ 64.119125][ T45] _destroy_all_sets+0x261/0x6d0 [ 64.120836][ T45] ? __pfx_ip_set_net_exit+0x10/0x10 [ 64.122664][ T45] ip_set_net_exit+0x26/0x60 [ 64.124257][ T45] ops_exit_list+0xb0/0x180 [ 64.125869][ T45] cleanup_net+0x5b7/0xbf0 [ 64.127416][ T45] ? __pfx_cleanup_net+0x10/0x10 [ 64.129125][ T45] process_one_work+0x9fb/0x1b60 [ 64.130889][ T45] ? __pfx_lock_acquire+0x10/0x10 [ 64.132677][ T45] ? __pfx_process_one_work+0x10/0x10 [ 64.134568][ T45] ? assign_work+0x1a0/0x250 [ 64.136187][ T45] worker_thread+0x6c8/0xf70 [ 64.137834][ T45] ? __pfx_worker_thread+0x10/0x10 [ 64.139647][ T45] kthread+0x2c1/0x3a0 [ 64.141079][ T45] ? _raw_spin_unlock_irq+0x23/0x50 [ 64.142877][ T45] ? __pfx_kthread+0x10/0x10 [ 64.144506][ T45] ret_from_fork+0x45/0x80 [ 64.146099][ T45] ? __pfx_kthread+0x10/0x10 [ 64.147723][ T45] ret_from_fork_asm+0x1a/0x30 [ 64.149482][ T45] [ 64.150963][ T45] [ 64.151830][ T45] ============================= [ 64.153567][ T45] WARNING: suspicious RCU usage [ 64.155365][ T45] 6.10.0-rc3-syzkaller-gd20f6b3d747c #0 Not tainted [ 64.158728][ T45] ----------------------------- [ 64.160479][ T45] net/netfilter/ipset/ip_set_core.c:1211 suspicious rcu_dereference_protected() usage! [ 64.163750][ T45] [ 64.163750][ T45] other info that might help us debug this: [ 64.163750][ T45] [ 64.167273][ T45] [ 64.167273][ T45] rcu_scheduler_active = 2, debug_locks = 1 [ 64.170147][ T45] 3 locks held by kworker/u32:2/45: [ 64.171973][ T45] #0: ffff8880162e4948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 [ 64.175669][ T45] #1: ffffc900009d7d80 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 [ 64.179199][ T45] #2: ffffffff8f736f50 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xbb/0xbf0 [ 64.182435][ T45] [ 64.182435][ T45] stack backtrace: [ 64.184485][ T45] CPU: 3 PID: 45 Comm: kworker/u32:2 Not tainted 6.10.0-rc3-syzkaller-gd20f6b3d747c #0 [ 64.187802][ T45] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 64.191308][ T45] Workqueue: netns cleanup_net [ 64.192986][ T45] Call Trace: [ 64.194171][ T45] [ 64.195205][ T45] dump_stack_lvl+0x16c/0x1f0 [ 64.196883][ T45] lockdep_rcu_suspicious+0x20b/0x3b0 [ 64.198836][ T45] _destroy_all_sets+0x4e6/0x6d0 [ 64.201096][ T45] ? __pfx_ip_set_net_exit+0x10/0x10 [ 64.203734][ T45] ip_set_net_exit+0x26/0x60 [ 64.205989][ T45] ops_exit_list+0xb0/0x180 [ 64.208052][ T45] cleanup_net+0x5b7/0xbf0 [ 64.210076][ T45] ? __pfx_cleanup_net+0x10/0x10 [ 64.212268][ T45] process_one_work+0x9fb/0x1b60 [ 64.214607][ T45] ? __pfx_lock_acquire+0x10/0x10 [ 64.216884][ T45] ? __pfx_process_one_work+0x10/0x10 [ 64.219313][ T45] ? assign_work+0x1a0/0x250 [ 64.221379][ T45] worker_thread+0x6c8/0xf70 [ 64.223630][ T45] ? __pfx_worker_thread+0x10/0x10 [ 64.225645][ T45] kthread+0x2c1/0x3a0 [ 64.226941][ T45] ? _raw_spin_unlock_irq+0x23/0x50 [ 64.228966][ T45] ? __pfx_kthread+0x10/0x10 [ 64.231155][ T45] ret_from_fork+0x45/0x80 [ 64.233395][ T45] ? __pfx_kthread+0x10/0x10 [ 64.235610][ T45] ret_from_fork_asm+0x1a/0x30 [ 64.237771][ T45] VM DIAGNOSIS: 04:02:25 Registers: info registers vcpu 0 CPU#0 RAX=00000000000a2459 RBX=0000000000000000 RCX=ffffffff8ae81889 RDX=0000000000000000 RSI=ffffffff8b2caf60 RDI=ffffffff8b900680 RBP=fffffbfff1b12af8 RSP=ffffffff8d807e20 R8 =0000000000000001 R9 =ffffed100d606fe5 R10=ffff88806b037f2b R11=0000000000000000 R12=0000000000000000 R13=ffffffff8d8957c0 R14=ffffffff8fe47610 R15=0000000000000000 RIP=ffffffff8ae82c7f RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000000000000000 ffffffff 00c00000 GS =0000 ffff88806b000000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f94e9551866 CR3=0000000029a78000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000000004080 Opmask01=0000000000000000 Opmask02=000000000000ffdf Opmask03=0000000000000000 Opmask04=00000000ffffffff Opmask05=00000000004007ff Opmask06=0000000007ffe7ff Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffee94804b0 0000003000000018 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 2f2f2f2f2f2f2f2f 2f2f2f2f2f2f2f2f ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000000000000ff00 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00ff000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000ff0000000000 0000000000000000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000021 0000000000000000 44455a494c414954 494e495f43455355 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6f6f742079617272 6120656c75722079 7261726f706d6574 002a3f005b3f2a00 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4a4a51055c445757 440540495057055c 5744574a55484051 000f1a005b1a0f00 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000302d78 742f736575657571 2f30316270616c2f 74656e2f6c617574 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000000015e1 0000000000000036 6c6c696b66722f33 7968702f31313230 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 697a787c69303b7e 69305f474f5b647c 69303b2432273f39 7b27697a787c7a30 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 3a3a263e383a3a26 39383a3a2638383a 3a263b383a3a263a 383a3a26493b3a3a ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 692054524f50202c 2064696c61696d20 0070253a20252054 524f504d49005452 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 692020520050202c 2025204f504d4900 0061253a20252000 2527204d49005452 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 282b2e2fdf37342d 280bbfbf23243324 26312033fc040f18 1317140d080b0412 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 343133bffc121104 1214041204110814 100411bffc040f18 1317140d080b0412 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4141414141414141 4141414141414141 4141414141414141 4141414141414141 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2020202020202020 2020202020202020 2020202020202020 2020202020202020 info registers vcpu 1 CPU#1 RAX=00000000000574f3 RBX=0000000000000001 RCX=ffffffff8ae81889 RDX=0000000000000000 RSI=ffffffff8b2caf60 RDI=ffffffff8b900680 RBP=ffffed1002fd6910 RSP=ffffc90000187e08 R8 =0000000000000001 R9 =ffffed100d626fe5 R10=ffff88806b137f2b R11=0000000000000001 R12=0000000000000001 R13=ffff888017eb4880 R14=ffffffff8fe47610 R15=0000000000000000 RIP=ffffffff8ae82c7f RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000000000000000 ffffffff 00c00000 GS =0000 ffff88806b100000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055e7aa257640 CR3=000000000d97a000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000000062003 Opmask01=00000000001000c0 Opmask02=000000000fffffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000033687465 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffcfde1df10 0000003000000008 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 2e2e2e2e2e2e2e2e 2e2e2e2e2e2e2e2e ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000ff000000 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffff000000ff0000 0000000000000000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 50422064656e7761 7073203a73250050 5241006e65706f5f 667062203a732500 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 50420541404b5244 5556051f56000050 5241004b40554a5f 435547051f560000 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000081 0000000000000000 356874652f74656e 2f306d6973766564 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000041 0000000000000000 00306e6170772f74 656e2f307968702f ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 bfbfbfbfbfbfbfbf bfbfbfbfbfbfbfbf bfbfbfbfbfbfbfbf bfbf2b313423342c ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 262821df2e2e33df 3228df3232202b22 df312e232d2435bf 2324353124322431 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4141414141414141 4141414141414141 4141414141414141 4141414141414141 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2020202020202020 2020202020202020 2020202020202020 2020202020202020 info registers vcpu 2 CPU#2 RAX=000000000003d813 RBX=0000000000000002 RCX=ffffffff8ae81889 RDX=0000000000000000 RSI=ffffffff8b2caf60 RDI=ffffffff8b900680 RBP=ffffed1002fd9000 RSP=ffffc90000197e08 R8 =0000000000000001 R9 =ffffed100d646fe5 R10=ffff88806b237f2b R11=0000000000000000 R12=0000000000000002 R13=ffff888017ec8000 R14=ffffffff8fe47610 R15=0000000000000000 RIP=ffffffff8ae82c7f RFL=00000242 [---Z---] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000000000000000 ffffffff 00c00000 GS =0000 ffff88806b200000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000091000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe000008f000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcfde2e148 CR3=000000000d97a000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000000062003 Opmask01=00000000001000c0 Opmask02=000000000fffffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000035687465 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffcfde1df10 0000003000000008 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 2e2e2e2e2e2e2e2e 2e2e2e2e2e2e2e2e ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000ff000000 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffff000000ff0000 0000000000000000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 50422064656e7761 7073203a73250050 5241006e65706f5f 667062203a732500 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 50420541404b5244 5556051f56000050 5241004b40554a5f 435547051f560000 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000081 0000000000000000 356874652f74656e 2f306d6973766564 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000041 0000000000000000 00306e6170772f74 656e2f307968702f ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 bfbfbfbfbfbfbfbf bfbfbfbfbfbfbfbf bfbfbfbfbfbfbfbf bfbf2b313423342c ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 262821df2e2e33df 3228df3232202b22 df312e232d2435bf 2324353124322431 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4141414141414141 4141414141414141 4141414141414141 4141414141414141 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2020202020202020 2020202020202020 2020202020202020 2020202020202020 info registers vcpu 3 CPU#3 RAX=0000000000033f19 RBX=0000000000000003 RCX=ffffffff8ae81889 RDX=0000000000000000 RSI=ffffffff8b2caf60 RDI=ffffffff8b900680 RBP=ffffed1002fd9488 RSP=ffffc900001a7e08 R8 =0000000000000001 R9 =ffffed100d666fe5 R10=ffff88806b337f2b R11=0000000000000000 R12=0000000000000003 R13=ffff888017eca440 R14=ffffffff8fe47610 R15=0000000000000000 RIP=ffffffff8ae82c7f RFL=00000242 [---Z---] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000000000000000 ffffffff 00c00000 GS =0000 ffff88806b300000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe00000d8000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe00000d6000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcfde2e148 CR3=00000000288d8000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000000062003 Opmask01=0000000000100000 Opmask02=000000000fffffff Opmask03=0000000000000000 Opmask04=0000000000000000 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0000000000000000 bfbfbfbfbfbfbfbf bfbfbfbfbfbfbfbf bfbfbfbfbfbfbfbf bfbf2b313423342c ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 262821df2e2e33df 3228df3232202b22 df312e232d2435bf 2324353124322431 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4141414141414141 4141414141414141 4141414141414141 4141414141414141 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2020202020202020 2020202020202020 2020202020202020 2020202020202020 syzkaller build log: go env (err=) GO111MODULE='auto' GOARCH='amd64' GOBIN='' GOCACHE='/syzkaller/.cache/go-build' GOENV='/syzkaller/.config/go/env' GOEXE='' GOEXPERIMENT='' GOFLAGS='' GOHOSTARCH='amd64' GOHOSTOS='linux' GOINSECURE='' GOMODCACHE='/syzkaller/jobs/linux/gopath/pkg/mod' GONOPROXY='' GONOSUMDB='' GOOS='linux' GOPATH='/syzkaller/jobs/linux/gopath' GOPRIVATE='' GOPROXY='https://proxy.golang.org,direct' GOROOT='/usr/local/go' GOSUMDB='sum.golang.org' GOTMPDIR='' GOTOOLCHAIN='auto' GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64' GOVCS='' GOVERSION='go1.21.4' GCCGO='gccgo' GOAMD64='v1' AR='ar' CC='gcc' CXX='g++' CGO_ENABLED='1' GOMOD='/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod' GOWORK='' CGO_CFLAGS='-O2 -g' CGO_CPPFLAGS='' CGO_CXXFLAGS='-O2 -g' CGO_FFLAGS='-O2 -g' CGO_LDFLAGS='-O2 -g' PKG_CONFIG='pkg-config' GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build3068428577=/tmp/go-build -gno-record-gcc-switches' git status (err=) HEAD detached at 3222d10cb nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:32: run command via tools/syz-env for best compatibility, see: Makefile:33: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified bin/syz-sysgen touch .descriptions GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=3222d10cbe77bbedb5a7c455e5bcb6b7081a63b7 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20231213-164354'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=3222d10cbe77bbedb5a7c455e5bcb6b7081a63b7 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20231213-164354'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=3222d10cbe77bbedb5a7c455e5bcb6b7081a63b7 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20231213-164354'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress mkdir -p ./bin/linux_amd64 gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"3222d10cbe77bbedb5a7c455e5bcb6b7081a63b7\"