[ 6.672061][ T28] audit: type=1400 audit(1771443535.510:58): avc: denied { read } for pid=194 comm="getty" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:getty_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 syzkaller syzkaller login: [ 14.072494][ T28] audit: type=1400 audit(1771443542.930:59): avc: denied { transition } for pid=225 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 14.076151][ T28] audit: type=1400 audit(1771443542.930:60): avc: denied { noatsecure } for pid=225 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 14.079451][ T28] audit: type=1400 audit(1771443542.930:61): avc: denied { write } for pid=225 comm="sh" path="pipe:[14600]" dev="pipefs" ino=14600 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 14.083589][ T28] audit: type=1400 audit(1771443542.930:62): avc: denied { rlimitinh } for pid=225 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 14.086495][ T28] audit: type=1400 audit(1771443542.930:63): avc: denied { siginh } for pid=225 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.155' (ED25519) to the list of known hosts. 2026/02/18 19:43:07 parsed 1 programs [ 258.940844][ T28] audit: type=1400 audit(1771443787.800:64): avc: denied { node_bind } for pid=283 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 258.961790][ T28] audit: type=1400 audit(1771443787.800:65): avc: denied { module_request } for pid=283 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 259.769410][ T28] audit: type=1400 audit(1771443788.630:66): avc: denied { mounton } for pid=289 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 259.774085][ T289] cgroup: Unknown subsys name 'net' [ 259.792100][ T28] audit: type=1400 audit(1771443788.630:67): avc: denied { mount } for pid=289 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 259.819496][ T28] audit: type=1400 audit(1771443788.660:68): avc: denied { unmount } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 259.819669][ T289] cgroup: Unknown subsys name 'devices' [ 259.961030][ T289] cgroup: Unknown subsys name 'hugetlb' [ 259.966638][ T289] cgroup: Unknown subsys name 'rlimit' [ 260.104957][ T28] audit: type=1400 audit(1771443788.960:69): avc: denied { setattr } for pid=289 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 260.128356][ T28] audit: type=1400 audit(1771443788.960:70): avc: denied { create } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 260.148913][ T28] audit: type=1400 audit(1771443788.960:71): avc: denied { write } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 260.161005][ T293] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 260.169239][ T28] audit: type=1400 audit(1771443788.960:72): avc: denied { read } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 260.198054][ T28] audit: type=1400 audit(1771443788.960:73): avc: denied { mounton } for pid=289 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 260.235068][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 261.114321][ T301] request_module fs-gadgetfs succeeded, but still no fs? [ 261.200346][ T300] syz-executor (300) used greatest stack depth: 21504 bytes left [ 261.381929][ T309] bridge0: port 1(bridge_slave_0) entered blocking state [ 261.389069][ T309] bridge0: port 1(bridge_slave_0) entered disabled state [ 261.402636][ T309] device bridge_slave_0 entered promiscuous mode [ 261.428951][ T309] bridge0: port 2(bridge_slave_1) entered blocking state [ 261.436063][ T309] bridge0: port 2(bridge_slave_1) entered disabled state [ 261.459885][ T309] device bridge_slave_1 entered promiscuous mode [ 261.701441][ T309] bridge0: port 2(bridge_slave_1) entered blocking state [ 261.708530][ T309] bridge0: port 2(bridge_slave_1) entered forwarding state [ 261.715960][ T309] bridge0: port 1(bridge_slave_0) entered blocking state [ 261.723050][ T309] bridge0: port 1(bridge_slave_0) entered forwarding state [ 261.775207][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 261.787247][ T315] bridge0: port 1(bridge_slave_0) entered disabled state [ 261.795134][ T315] bridge0: port 2(bridge_slave_1) entered disabled state [ 261.809718][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 261.818080][ T315] bridge0: port 1(bridge_slave_0) entered blocking state [ 261.825257][ T315] bridge0: port 1(bridge_slave_0) entered forwarding state [ 261.840881][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 261.851421][ T315] bridge0: port 2(bridge_slave_1) entered blocking state [ 261.858516][ T315] bridge0: port 2(bridge_slave_1) entered forwarding state [ 261.866127][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 261.885625][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 261.900461][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 261.914132][ T309] device veth0_vlan entered promiscuous mode [ 261.929984][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 261.938186][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 261.946071][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 261.960863][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 261.969659][ T309] device veth1_macvtap entered promiscuous mode [ 261.989479][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 262.004391][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/02/18 19:43:10 executed programs: 0 [ 262.242292][ T366] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.249610][ T366] bridge0: port 1(bridge_slave_0) entered disabled state [ 262.257079][ T366] device bridge_slave_0 entered promiscuous mode [ 262.265252][ T366] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.272452][ T366] bridge0: port 2(bridge_slave_1) entered disabled state [ 262.280103][ T366] device bridge_slave_1 entered promiscuous mode [ 262.372563][ T373] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.379996][ T373] bridge0: port 1(bridge_slave_0) entered disabled state [ 262.387472][ T373] device bridge_slave_0 entered promiscuous mode [ 262.397718][ T373] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.404858][ T373] bridge0: port 2(bridge_slave_1) entered disabled state [ 262.412451][ T373] device bridge_slave_1 entered promiscuous mode [ 262.466303][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.473680][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 262.481229][ T372] device bridge_slave_0 entered promiscuous mode [ 262.500689][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.507927][ T374] bridge0: port 1(bridge_slave_0) entered disabled state [ 262.515596][ T374] device bridge_slave_0 entered promiscuous mode [ 262.522939][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.530588][ T374] bridge0: port 2(bridge_slave_1) entered disabled state [ 262.538120][ T374] device bridge_slave_1 entered promiscuous mode [ 262.545079][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.552253][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 262.559712][ T372] device bridge_slave_1 entered promiscuous mode [ 262.598923][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.605985][ T370] bridge0: port 1(bridge_slave_0) entered disabled state [ 262.613671][ T370] device bridge_slave_0 entered promiscuous mode [ 262.621048][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.628091][ T370] bridge0: port 2(bridge_slave_1) entered disabled state [ 262.635795][ T370] device bridge_slave_1 entered promiscuous mode [ 262.773179][ T366] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.780461][ T366] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.787825][ T366] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.795183][ T366] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.832074][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.839161][ T372] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.846615][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.853668][ T372] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.877777][ T373] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.884875][ T373] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.892185][ T373] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.899313][ T373] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.925021][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.932125][ T370] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.939641][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.946692][ T370] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.981705][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.988778][ T374] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.996087][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 263.003138][ T374] bridge0: port 1(bridge_slave_0) entered forwarding state [ 263.016757][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 263.025476][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 263.032789][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 263.040338][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 263.047701][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 263.055355][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 263.062683][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 263.070469][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 263.077761][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 263.084988][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 263.092240][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 263.136015][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 263.144780][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 263.153620][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 263.161965][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 263.169767][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 263.177164][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 263.185491][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 263.192550][ T362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 263.200205][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 263.208581][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 263.215622][ T362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 263.223000][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 263.231460][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 263.238674][ T362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 263.246085][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 263.254386][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 263.261824][ T362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 263.269562][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 263.277807][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 263.307077][ T373] device veth0_vlan entered promiscuous mode [ 263.315298][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 263.323231][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 263.331349][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 263.340678][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 263.349007][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 263.356216][ T362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 263.363873][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 263.372303][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 263.380896][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 263.388028][ T362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 263.395516][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 263.403578][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 263.411685][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 263.419789][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 263.427730][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 263.435839][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 263.443934][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 263.452043][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 263.460011][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 263.467366][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 263.475639][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 263.483163][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 263.503508][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 263.512044][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 263.521529][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 263.528565][ T362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 263.536136][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 263.545164][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 263.553602][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 263.560636][ T362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 263.576882][ T373] device veth1_macvtap entered promiscuous mode [ 263.592705][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 263.601316][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 263.609930][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 263.618117][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 263.625216][ T362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 263.632875][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 263.641931][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 263.650397][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 263.657535][ T362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 263.664986][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 263.673450][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 263.683118][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 263.691618][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 263.703402][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 263.711663][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 263.719817][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 263.730611][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 263.738562][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 263.764456][ T372] device veth0_vlan entered promiscuous mode [ 263.771960][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 263.779906][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 263.787335][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 263.796160][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 263.804664][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 263.812995][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 263.821607][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 263.829976][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 263.838022][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 263.846272][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 263.854518][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 263.862771][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 263.870772][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 263.878534][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 263.890569][ T366] device veth0_vlan entered promiscuous mode [ 263.912039][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 263.928670][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 263.939708][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 263.947234][ T362] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 263.961347][ T372] device veth1_macvtap entered promiscuous mode [ 263.968397][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 263.981614][ T370] device veth0_vlan entered promiscuous mode [ 264.001076][ T366] device veth1_macvtap entered promiscuous mode [ 264.027505][ T374] device veth0_vlan entered promiscuous mode [ 264.042126][ T374] device veth1_macvtap entered promiscuous mode [ 364.078755][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 364.086063][ C1] (detected by 1, t=10002 jiffies, g=1485, q=581 ncpus=2) [ 364.093271][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10000 (4294973617-4294963617), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 364.106649][ C1] rcu: rcu_preempt kthread starved for 10000 jiffies! g1485 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 364.117762][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 364.127990][ C1] rcu: RCU grace-period kthread stack dump: [ 364.133879][ C1] task:rcu_preempt state:R running task stack:28352 pid:14 ppid:2 flags:0x00004000 [ 364.144677][ C1] Call Trace: [ 364.147964][ C1] [ 364.150912][ C1] __schedule+0xba6/0x1500 [ 364.155454][ C1] ? release_firmware_map_entry+0x190/0x190 [ 364.161370][ C1] schedule+0xbd/0x170 [ 364.165534][ C1] schedule_timeout+0x159/0x340 [ 364.170404][ C1] ? __cfi_schedule_timeout+0x10/0x10 [ 364.175786][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 364.181260][ C1] ? __cfi_process_timeout+0x10/0x10 [ 364.186626][ C1] ? prepare_to_swait_event+0x308/0x320 [ 364.192240][ C1] rcu_gp_fqs_loop+0x2e9/0x10c0 [ 364.197125][ C1] ? __cfi_dyntick_save_progress_counter+0x10/0x10 [ 364.203721][ C1] ? rcu_gp_init+0xf30/0xf30 [ 364.208319][ C1] rcu_gp_kthread+0x99/0x390 [ 364.212924][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 364.218259][ C1] ? __kasan_check_read+0x11/0x20 [ 364.223423][ C1] ? __kthread_parkme+0x142/0x180 [ 364.228517][ C1] kthread+0x281/0x320 [ 364.232592][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 364.237810][ C1] ? __cfi_kthread+0x10/0x10 [ 364.242482][ C1] ret_from_fork+0x1f/0x30 [ 364.247105][ C1] [ 364.250226][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 364.256785][ C1] CPU: 1 PID: 425 Comm: syz.4.21 Not tainted syzkaller #0 [ 364.264172][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 364.274579][ C1] RIP: 0010:_raw_spin_unlock_irq+0x48/0x70 [ 364.280403][ C1] Code: 74 12 48 89 fb 48 c7 c7 00 d5 0d 87 e8 a1 42 b6 fc 48 89 df 48 83 3d a6 7d 0d 02 00 74 26 e8 13 0d 00 00 90 fb bf 01 00 00 00 53 4a 4c fc 65 8b 05 54 16 02 7b 85 c0 74 03 5b 5d c3 e8 54 25 [ 364.300110][ C1] RSP: 0018:ffffc90000dd7ae8 EFLAGS: 00000246 [ 364.306225][ C1] RAX: 0000000000000001 RBX: ffff88811817c520 RCX: dffffc0000000000 [ 364.314436][ C1] RDX: 0000000000000001 RSI: 0000000000000008 RDI: 0000000000000001 [ 364.322457][ C1] RBP: ffffc90000dd7af0 R08: ffff88811817bcc7 R09: 1ffff1102302f798 [ 364.330529][ C1] R10: dffffc0000000000 R11: ffffed102302f799 R12: dffffc0000000000 [ 364.338507][ C1] R13: ffffc90000dd7c58 R14: 0000000100000000 R15: ffff88811817c518 [ 364.346485][ C1] FS: 00007f87d74836c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 364.355420][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 364.362268][ C1] CR2: 000020000006b000 CR3: 0000000122367000 CR4: 00000000003506a0 [ 364.370266][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 364.378267][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 364.386260][ C1] Call Trace: [ 364.389553][ C1] [ 364.392489][ C1] __set_current_blocked+0x204/0x230 [ 364.398143][ C1] signal_setup_done+0x2e6/0x490 [ 364.403114][ C1] ? __cfi_signal_setup_done+0x10/0x10 [ 364.408586][ C1] ? __this_cpu_preempt_check+0x13/0x20 [ 364.414192][ C1] ? do_softirq+0xe9/0x130 [ 364.418694][ C1] ? __cfi_do_softirq+0x10/0x10 [ 364.423559][ C1] ? fpu__clear_user_states+0x38/0x2b0 [ 364.429345][ C1] ? fpu__clear_user_states+0x38/0x2b0 [ 364.435159][ C1] ? __local_bh_enable_ip+0x58/0x80 [ 364.440362][ C1] ? fpu__clear_user_states+0x18d/0x2b0 [ 364.445917][ C1] arch_do_signal_or_restart+0xdcd/0x1140 [ 364.451818][ C1] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 364.457985][ C1] exit_to_user_mode_loop+0x7a/0xb0 [ 364.463367][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 364.468831][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 364.474494][ C1] do_syscall_64+0x58/0xa0 [ 364.478915][ C1] ? clear_bhb_loop+0x30/0x80 [ 364.483699][ C1] ? clear_bhb_loop+0x30/0x80 [ 364.488479][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 364.494381][ C1] RIP: 0033:0x7f87d65bbbd0 [ 364.498811][ C1] Code: 83 c0 16 83 e0 f7 74 12 50 48 8d 3d a2 22 07 00 e8 a5 65 f9 ff 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 <83> ff 21 74 0b c3 66 2e 0f 1f 84 00 00 00 00 00 55 53 48 89 f3 48 [ 364.518599][ C1] RSP: 002b:00007f87d7482b38 EFLAGS: 00000246 [ 364.524722][ C1] RAX: 0000000000000000 RBX: 00007f87d6815fa8 RCX: 00007f87d659c629 [ 364.532891][ C1] RDX: 00007f87d7482b40 RSI: 00007f87d7482c70 RDI: 0000000000000021 [ 364.540954][ C1] RBP: 00007f87d6815fa0 R08: 0000000000000000 R09: 0000000000000000 [ 364.548929][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 364.557250][ C1] R13: 00007f87d6816038 R14: 00007ffcab20f3e0 R15: 00007ffcab20f4c8 [ 364.565321][ C1] [ 428.868742][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 164s! [ 428.877684][ C0] Showing busy workqueues and worker pools: [ 428.883587][ C0] workqueue events: flags=0x0 [ 428.888532][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.888570][ C0] pending: psi_avgs_work, kfree_rcu_monitor [ 428.888611][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.888657][ C0] pending: vmstat_shepherd, kfree_rcu_monitor [ 428.916888][ C0] workqueue events_unbound: flags=0x2 [ 428.922388][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=5/512 refcnt=7 [ 428.922434][ C0] in-flight: 315:linkwatch_event [ 428.922510][ C0] pending: fsnotify_mark_destroy_workfn, fsnotify_connector_destroy_workfn, toggle_allocation_gate, flush_memcg_stats_dwork [ 428.922602][ C0] workqueue events_power_efficient: flags=0x80 [ 428.954563][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=5/256 refcnt=6 [ 428.954622][ C0] pending: wg_ratelimiter_gc_entries, neigh_managed_work, neigh_managed_work, neigh_periodic_work, neigh_periodic_work [ 428.954778][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.954813][ C0] pending: gc_worker, check_lifetime [ 428.954890][ C0] workqueue netns: flags=0xe000a [ 428.993586][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=3 [ 428.993622][ C0] in-flight: 43:cleanup_net [ 428.993667][ C0] workqueue mm_percpu_wq: flags=0x8 [ 429.011010][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.011045][ C0] pending: vmstat_update [ 429.011072][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.011102][ C0] pending: vmstat_update [ 429.011192][ C0] workqueue writeback: flags=0x4a [ 429.040806][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.040839][ C0] pending: wb_workfn [ 429.040862][ C0] workqueue kblockd: flags=0x18 [ 429.057133][ C0] pwq 3: cpus=1 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 429.057168][ C0] pending: blk_mq_timeout_work [ 429.057448][ C0] workqueue dm_bufio_cache: flags=0x8 [ 429.075863][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.075900][ C0] pending: work_fn [ 429.075951][ C0] workqueue mld: flags=0x40008 [ 429.092501][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=36 [ 429.092534][ C0] pending: mld_ifc_work [ 429.092573][ C0] inactive: mld_dad_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_dad_work [ 429.092972][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=46 [ 429.093003][ C0] pending: mld_ifc_work [ 429.093021][ C0] inactive: mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work [ 429.093517][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 429.226763][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=97 [ 429.226808][ C0] pending: addrconf_dad_work [ 429.226864][ C0] inactive: addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work [ 429.227497][ C0] , addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_verify_work, addrconf_verify_work [ 429.228064][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=126 [ 429.228098][ C0] in-flight: 354:addrconf_dad_work [ 429.228124][ C0] inactive: addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work [ 429.228748][ C0] , addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work [ 429.229379][ C0] , addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_verify_work, addrconf_verify_work, addrconf_verify_work, addrconf_verify_work, addrconf_verify_work [ 429.635495][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.640808][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.640850][ C0] pending: wg_packet_encrypt_worker [ 429.640882][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.640921][ C0] pending: wg_packet_encrypt_worker [ 429.640944][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.672796][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.672832][ C0] pending: wg_packet_encrypt_worker [ 429.672855][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.672886][ C0] pending: wg_packet_encrypt_worker [ 429.672916][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.704358][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.704391][ C0] pending: wg_packet_handshake_send_worker [ 429.704415][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.723044][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.723077][ C0] pending: wg_packet_encrypt_worker [ 429.723100][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.723131][ C0] pending: wg_packet_encrypt_worker [ 429.723161][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.754607][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.754638][ C0] pending: wg_packet_handshake_send_worker [ 429.754661][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.773301][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.773335][ C0] pending: wg_packet_encrypt_worker [ 429.773357][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.773387][ C0] pending: wg_packet_encrypt_worker [ 429.773409][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.805214][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.805248][ C0] pending: wg_packet_encrypt_worker [ 429.805271][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.805302][ C0] pending: wg_packet_encrypt_worker [ 429.805323][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.836762][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.836792][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.836833][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.858101][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.858132][ C0] pending: wg_packet_handshake_send_worker [ 429.858155][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.876907][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.876941][ C0] pending: wg_packet_encrypt_worker [ 429.876964][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.876996][ C0] pending: wg_packet_encrypt_worker [ 429.877020][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.908798][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.908839][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.908885][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.930247][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.930291][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.930339][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.951792][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.951825][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.951869][ C0] pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=165s workers=4 idle: 6 19 358 [ 429.951919][ C0] pool 4: cpus=0-1 flags=0x4 nice=0 hung=165s workers=5 idle: 8 362 10