====================================================== WARNING: possible circular locking dependency detected 4.14.206-syzkaller #0 Not tainted ------------------------------------------------------ kworker/1:4/9247 is trying to acquire lock: (&sb->s_type->i_mutex_key#10){++++}, at: [] inode_lock include/linux/fs.h:719 [inline] (&sb->s_type->i_mutex_key#10){++++}, at: [] __generic_file_fsync+0x9e/0x190 fs/libfs.c:987 but task is already holding lock: ((&dio->complete_work)){+.+.}, at: [] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 ((&dio->complete_work)){+.+.}: process_one_work+0x736/0x14a0 kernel/workqueue.c:2092 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2250 kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 -> #1 ("dio/%s"sb->s_id){+.+.}: flush_workqueue+0xfa/0x1310 kernel/workqueue.c:2624 drain_workqueue+0x177/0x3e0 kernel/workqueue.c:2789 destroy_workqueue+0x71/0x710 kernel/workqueue.c:4102 __alloc_workqueue_key+0xd50/0x1080 kernel/workqueue.c:4079 sb_init_dio_done_wq+0x34/0x80 fs/direct-io.c:624 dio_set_defer_completion fs/direct-io.c:647 [inline] get_more_blocks fs/direct-io.c:725 [inline] do_direct_IO fs/direct-io.c:1003 [inline] do_blockdev_direct_IO fs/direct-io.c:1336 [inline] __blockdev_direct_IO+0x77db/0xdc60 fs/direct-io.c:1422 ext4_direct_IO_write fs/ext4/inode.c:3716 [inline] ext4_direct_IO+0x888/0x1b80 fs/ext4/inode.c:3857 generic_file_direct_write+0x1df/0x420 mm/filemap.c:2958 __generic_file_write_iter+0x2a2/0x590 mm/filemap.c:3137 ext4_file_write_iter+0x276/0xd20 fs/ext4/file.c:270 call_write_iter include/linux/fs.h:1778 [inline] aio_write+0x2ed/0x560 fs/aio.c:1553 io_submit_one fs/aio.c:1641 [inline] do_io_submit+0x847/0x1570 fs/aio.c:1709 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb -> #0 (&sb->s_type->i_mutex_key#10){++++}: lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 down_write+0x34/0x90 kernel/locking/rwsem.c:54 inode_lock include/linux/fs.h:719 [inline] __generic_file_fsync+0x9e/0x190 fs/libfs.c:987 ext4_sync_file+0x8ed/0x12c0 fs/ext4/fsync.c:118 vfs_fsync_range+0x103/0x260 fs/sync.c:196 generic_write_sync include/linux/fs.h:2682 [inline] dio_complete+0x561/0x8d0 fs/direct-io.c:330 process_one_work+0x793/0x14a0 kernel/workqueue.c:2116 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2250 kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 other info that might help us debug this: Chain exists of: &sb->s_type->i_mutex_key#10 --> "dio/%s"sb->s_id --> (&dio->complete_work) nla_parse: 10 callbacks suppressed netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock((&dio->complete_work)); lock("dio/%s"sb->s_id); lock((&dio->complete_work)); lock(&sb->s_type->i_mutex_key#10); *** DEADLOCK *** 2 locks held by kworker/1:4/9247: #0: ("dio/%s"sb->s_id){+.+.}, at: [] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087 #1: ((&dio->complete_work)){+.+.}, at: [] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091 stack backtrace: CPU: 1 PID: 9247 Comm: kworker/1:4 Not tainted 4.14.206-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: dio/sda1 dio_aio_complete_work Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x283 lib/dump_stack.c:58 print_circular_bug.constprop.0.cold+0x2d7/0x41e kernel/locking/lockdep.c:1258 check_prev_add kernel/locking/lockdep.c:1905 [inline] check_prevs_add kernel/locking/lockdep.c:2022 [inline] validate_chain kernel/locking/lockdep.c:2464 [inline] __lock_acquire+0x2e0e/0x3f20 kernel/locking/lockdep.c:3491 lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 down_write+0x34/0x90 kernel/locking/rwsem.c:54 inode_lock include/linux/fs.h:719 [inline] __generic_file_fsync+0x9e/0x190 fs/libfs.c:987 ext4_sync_file+0x8ed/0x12c0 fs/ext4/fsync.c:118 vfs_fsync_range+0x103/0x260 fs/sync.c:196 generic_write_sync include/linux/fs.h:2682 [inline] dio_complete+0x561/0x8d0 fs/direct-io.c:330 process_one_work+0x793/0x14a0 kernel/workqueue.c:2116 worker_thread+0x5cc/0xff0 kernel/workqueue.c:2250 kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 print_req_error: 6 callbacks suppressed print_req_error: I/O error, dev loop4, sector 0 base_sock_release(ffff88809749e000) sk=ffff8880a0c28940 overlayfs: './bus' not a directory base_sock_release(ffff88809f5e2580) sk=ffff8880603ef300 batman_adv: batadv0: Removing interface: batadv_slave_0 batman_adv: batadv0: Removing interface: batadv_slave_1 device bridge_slave_1 left promiscuous mode bridge0: port 2(bridge_slave_1) entered disabled state device bridge_slave_0 left promiscuous mode bridge0: port 1(bridge_slave_0) entered disabled state device hsr_slave_1 left promiscuous mode device hsr_slave_0 left promiscuous mode team0 (unregistering): Port device team_slave_1 removed team0 (unregistering): Port device team_slave_0 removed bond0 (unregistering): Releasing backup interface bond_slave_1 bond0 (unregistering): Releasing backup interface bond_slave_0 bond0 (unregistering): Released all slaves IPVS: ftp: loaded support on port[0] = 21 chnl_net:caif_netlink_parms(): no params data found bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered disabled state device bridge_slave_0 entered promiscuous mode bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered disabled state device bridge_slave_1 entered promiscuous mode bond0: Enslaving bond_slave_0 as an active interface with an up link bond0: Enslaving bond_slave_1 as an active interface with an up link IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready team0: Port device team_slave_0 added IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready team0: Port device team_slave_1 added batman_adv: batadv0: Adding interface: batadv_slave_0 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. batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active batman_adv: batadv0: Adding interface: batadv_slave_1 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. batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready device hsr_slave_0 entered promiscuous mode device hsr_slave_1 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready 8021q: adding VLAN 0 to HW filter on device bond0 IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready bridge0: port 1(bridge_slave_0) entered disabled state bridge0: port 2(bridge_slave_1) entered disabled state IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready 8021q: adding VLAN 0 to HW filter on device team0 IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready 8021q: adding VLAN 0 to HW filter on device batadv0 IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready device veth0_vlan entered promiscuous mode device veth1_vlan entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready device veth0_macvtap entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready device veth1_macvtap entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: batadv0: Interface activated: batadv_slave_0 batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: batadv0: Interface activated: batadv_slave_1 IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready ieee80211 phy14: Selected rate control algorithm 'minstrel_ht' ieee80211 phy14: hwaddr 02:00:00:00:0e:00 registered ieee80211 phy14: mac80211_hwsim_start ieee80211 phy14: mac80211_hwsim_add_interface (type=1 mac_addr=02:00:00:00:0e:00) ieee80211 phy14: mac80211_hwsim_bss_info_changed(changed=0xe vif->addr=02:00:00:00:0e:00) ieee80211 phy14: ERP_CTS_PROT: 0 ieee80211 phy14: ERP_PREAMBLE: 0 ieee80211 phy14: ERP_SLOT: 0 ieee80211 phy14: mac80211_hwsim_conf_tx (queue=0 txop=47 cw_min=3 cw_max=7 aifs=2) ieee80211 phy14: mac80211_hwsim_conf_tx (queue=1 txop=94 cw_min=7 cw_max=15 aifs=2) ieee80211 phy14: mac80211_hwsim_conf_tx (queue=2 txop=0 cw_min=15 cw_max=1023 aifs=3) ieee80211 phy14: mac80211_hwsim_conf_tx (queue=3 txop=0 cw_min=15 cw_max=1023 aifs=7) ieee80211 phy14: mac80211_hwsim_bss_info_changed(changed=0x2000 vif->addr=02:00:00:00:0e:00) ieee80211 phy14: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=1 ps=0 smps=static) ieee80211 phy14: mac80211_hwsim_configure_filter IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready ieee80211 phy14: mac80211_hwsim_configure_filter ieee80211 phy14: mac80211_hwsim_bss_info_changed(changed=0x10 vif->addr=02:00:00:00:0e:00) ieee80211 phy14: HT: op_mode=0xb wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 ieee80211 phy15: Selected rate control algorithm 'minstrel_ht' wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 ieee80211 phy14: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=0 ps=0 smps=static) ieee80211 phy15: hwaddr 02:00:00:00:0f:00 registered ieee80211 phy14: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=0 ps=0 smps=static) ieee80211 phy15: mac80211_hwsim_start ieee80211 phy14: mac80211_hwsim_bss_info_changed(changed=0x40000 vif->addr=02:00:00:00:0e:00) ieee80211 phy15: mac80211_hwsim_add_interface (type=1 mac_addr=02:00:00:00:0f:00) ieee80211 phy15: mac80211_hwsim_bss_info_changed(changed=0xe vif->addr=02:00:00:00:0f:00) ieee80211 phy14: TX Power: 20 dBm ieee80211 phy15: ERP_CTS_PROT: 0 ieee80211 phy14: mac80211_hwsim_bss_info_changed(changed=0x4000 vif->addr=02:00:00:00:0e:00) ieee80211 phy15: ERP_PREAMBLE: 0 ieee80211 phy14: mac80211_hwsim_conf_tx (queue=0 txop=0 cw_min=15 cw_max=1023 aifs=2) ieee80211 phy15: ERP_SLOT: 0 ieee80211 phy14: mac80211_hwsim_conf_tx (queue=1 txop=0 cw_min=15 cw_max=1023 aifs=2) ieee80211 phy15: mac80211_hwsim_conf_tx (queue=0 txop=47 cw_min=3 cw_max=7 aifs=2) ieee80211 phy14: mac80211_hwsim_conf_tx (queue=2 txop=0 cw_min=15 cw_max=1023 aifs=2) ieee80211 phy15: mac80211_hwsim_conf_tx (queue=1 txop=94 cw_min=7 cw_max=15 aifs=2) ieee80211 phy14: mac80211_hwsim_conf_tx (queue=3 txop=0 cw_min=15 cw_max=1023 aifs=2) ieee80211 phy15: mac80211_hwsim_conf_tx (queue=2 txop=0 cw_min=15 cw_max=1023 aifs=3) ieee80211 phy14: mac80211_hwsim_bss_info_changed(changed=0x2000 vif->addr=02:00:00:00:0e:00) ieee80211 phy15: mac80211_hwsim_conf_tx (queue=3 txop=0 cw_min=15 cw_max=1023 aifs=7) ieee80211 phy14: mac80211_hwsim_bss_info_changed(changed=0x8bfe vif->addr=02:00:00:00:0e:00) ieee80211 phy15: mac80211_hwsim_bss_info_changed(changed=0x2000 vif->addr=02:00:00:00:0f:00) ieee80211 phy14: mac80211_hwsim_bss_info_changed: BSSID changed: 50:50:50:50:50:50 ieee80211 phy15: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=1 ps=0 smps=static) ieee80211 phy14: BCN EN: 1 (BI=100) IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready ieee80211 phy15: mac80211_hwsim_configure_filter ieee80211 phy15: mac80211_hwsim_bss_info_changed(changed=0x10 vif->addr=02:00:00:00:0f:00) ieee80211 phy14: ERP_CTS_PROT: 0 ieee80211 phy15: HT: op_mode=0xb ieee80211 phy14: ERP_PREAMBLE: 0 wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 ieee80211 phy14: ERP_SLOT: 0 ieee80211 phy14: HT: op_mode=0xb wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 ieee80211 phy14: BASIC_RATES: 0x1 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready ieee80211 phy15: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=0 ps=0 smps=static) ieee80211 phy14: mac80211_hwsim_configure_filter ieee80211 phy15: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=0 ps=0 smps=static) ieee80211 phy15: mac80211_hwsim_bss_info_changed(changed=0x40000 vif->addr=02:00:00:00:0f:00) ieee80211 phy15: TX Power: 20 dBm ieee80211 phy15: mac80211_hwsim_bss_info_changed(changed=0x4000 vif->addr=02:00:00:00:0f:00) ieee80211 phy15: mac80211_hwsim_conf_tx (queue=0 txop=0 cw_min=15 cw_max=1023 aifs=2) ieee80211 phy15: mac80211_hwsim_conf_tx (queue=1 txop=0 cw_min=15 cw_max=1023 aifs=2) ieee80211 phy15: mac80211_hwsim_conf_tx (queue=2 txop=0 cw_min=15 cw_max=1023 aifs=2) ieee80211 phy15: mac80211_hwsim_conf_tx (queue=3 txop=0 cw_min=15 cw_max=1023 aifs=2) ieee80211 phy15: mac80211_hwsim_bss_info_changed(changed=0x2000 vif->addr=02:00:00:00:0f:00) ieee80211 phy15: mac80211_hwsim_bss_info_changed(changed=0x8bfe vif->addr=02:00:00:00:0f:00) ieee80211 phy15: mac80211_hwsim_bss_info_changed: BSSID changed: 50:50:50:50:50:50 ieee80211 phy15: BCN EN: 1 (BI=100) ieee80211 phy15: ERP_CTS_PROT: 0 ieee80211 phy15: ERP_PREAMBLE: 0 ieee80211 phy15: ERP_SLOT: 0 ieee80211 phy15: HT: op_mode=0xb ieee80211 phy15: BASIC_RATES: 0x1 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready ieee80211 phy15: mac80211_hwsim_configure_filter kvm [11006]: vcpu0, guest rIP: 0xcc disabled perfctr wrmsr: 0xc2 data 0x0 kvm [11006]: vcpu0, guest rIP: 0xcc ignored wrmsr: 0x11e data 0xbe702111 ip6_tables: ip6tables: counters copy to user failed while replacing table audit: type=1804 audit(1605428906.138:16): pid=11023 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir203726013/syzkaller.lYFXKR/25/bus" dev="sda1" ino=15884 res=1 ip6_tables: ip6tables: counters copy to user failed while replacing table audit: type=1804 audit(1605428906.138:17): pid=11023 uid=0 auid=0 ses=4 op="invalid_pcr" cause="ToMToU" comm="syz-executor.4" name="/root/syzkaller-testdir203726013/syzkaller.lYFXKR/25/bus" dev="sda1" ino=15884 res=1 audit: type=1804 audit(1605428906.148:18): pid=11023 uid=0 auid=0 ses=4 op="invalid_pcr" cause="ToMToU" comm="syz-executor.4" name="/root/syzkaller-testdir203726013/syzkaller.lYFXKR/25/bus" dev="sda1" ino=15884 res=1 Bluetooth: hci1 command 0x0409 tx timeout overlayfs: fs on './file0' does not support file handles, falling back to index=off. overlayfs: fs on '.' does not support file handles, falling back to index=off. overlayfs: 'file0' not a directory overlayfs: filesystem on './bus' not supported as upperdir gfs2: invalid mount option: fowner<18446744073709551615 gfs2: can't parse mount arguments netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'.