Warning: Permanently added '10.128.1.74' (ED25519) to the list of known hosts. 2026/04/02 08:09:07 parsed 1 programs [ 119.551609][ T28] audit: type=1400 audit(1775117347.918:64): 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 [ 119.572447][ T28] audit: type=1400 audit(1775117347.918:65): 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 [ 120.661784][ T28] audit: type=1400 audit(1775117349.028:66): 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 [ 120.665047][ T289] cgroup: Unknown subsys name 'net' [ 120.684468][ T28] audit: type=1400 audit(1775117349.028:67): 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 [ 120.711799][ T28] audit: type=1400 audit(1775117349.068:68): 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 [ 120.712291][ T289] cgroup: Unknown subsys name 'devices' [ 120.858639][ T289] cgroup: Unknown subsys name 'hugetlb' [ 120.864280][ T289] cgroup: Unknown subsys name 'rlimit' [ 120.977569][ T28] audit: type=1400 audit(1775117349.348:69): 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 [ 121.000835][ T28] audit: type=1400 audit(1775117349.348:70): 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 [ 121.021274][ T28] audit: type=1400 audit(1775117349.348:71): 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 [ 121.041590][ T28] audit: type=1400 audit(1775117349.348:72): 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 [ 121.057037][ T293] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 121.062530][ T28] audit: type=1400 audit(1775117349.348:73): 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 Setting up swapspace version 1, size = 127995904 bytes [ 121.145816][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 121.920088][ T305] request_module fs-gadgetfs succeeded, but still no fs? [ 122.410572][ T331] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.423295][ T331] bridge0: port 1(bridge_slave_0) entered disabled state [ 122.431180][ T331] device bridge_slave_0 entered promiscuous mode [ 122.481350][ T331] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.495953][ T331] bridge0: port 2(bridge_slave_1) entered disabled state [ 122.504283][ T331] device bridge_slave_1 entered promiscuous mode [ 122.635641][ T331] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.642790][ T331] bridge0: port 2(bridge_slave_1) entered forwarding state [ 122.650218][ T331] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.657292][ T331] bridge0: port 1(bridge_slave_0) entered forwarding state [ 122.690395][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 122.699237][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 122.706941][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 122.714491][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 122.735379][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 122.744135][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.751230][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 122.759512][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 122.769390][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.776481][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 122.797135][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 122.805936][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 122.814401][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 122.828959][ T331] device veth0_vlan entered promiscuous mode [ 122.835940][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 122.844872][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 122.853236][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 122.868214][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 122.876772][ T331] device veth1_macvtap entered promiscuous mode [ 122.888261][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 122.912175][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/04/02 08:09:11 executed programs: 0 [ 122.981208][ T331] syz-executor (331) used greatest stack depth: 21952 bytes left [ 123.169811][ T361] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.177099][ T361] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.184635][ T361] device bridge_slave_0 entered promiscuous mode [ 123.192278][ T361] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.199437][ T361] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.207009][ T361] device bridge_slave_1 entered promiscuous mode [ 123.266555][ T366] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.273623][ T366] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.281171][ T366] device bridge_slave_0 entered promiscuous mode [ 123.291078][ T366] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.298335][ T366] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.305827][ T366] device bridge_slave_1 entered promiscuous mode [ 123.350047][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.357150][ T363] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.364522][ T363] device bridge_slave_0 entered promiscuous mode [ 123.371801][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.379079][ T363] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.386649][ T363] device bridge_slave_1 entered promiscuous mode [ 123.517576][ T368] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.524656][ T368] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.532358][ T368] device bridge_slave_0 entered promiscuous mode [ 123.549495][ T369] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.556642][ T369] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.564055][ T369] device bridge_slave_0 entered promiscuous mode [ 123.570982][ T368] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.578071][ T368] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.585553][ T368] device bridge_slave_1 entered promiscuous mode [ 123.608924][ T369] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.616002][ T369] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.623494][ T369] device bridge_slave_1 entered promiscuous mode [ 123.768171][ T368] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.775258][ T368] bridge0: port 2(bridge_slave_1) entered forwarding state [ 123.782581][ T368] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.789651][ T368] bridge0: port 1(bridge_slave_0) entered forwarding state [ 123.817475][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.825371][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.834053][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 123.841586][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 123.849408][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 123.856955][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 123.864362][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 123.872777][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 123.881151][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.888221][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 123.895697][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 123.904292][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 123.912520][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.919571][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 123.927195][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 123.935466][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 123.943728][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.950776][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 123.958341][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 123.966714][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 123.974880][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.981975][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 123.989418][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 123.997182][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 124.041958][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 124.051876][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 124.059992][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 124.068165][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 124.075630][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 124.083648][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 124.091887][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 124.100361][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.107435][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 124.114921][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 124.122980][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 124.131247][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.138318][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 124.145803][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 124.163940][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 124.172581][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 124.181174][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 124.189493][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.196570][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 124.204803][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 124.213457][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 124.221897][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.228986][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 124.236749][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 124.244799][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 124.271285][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 124.293188][ T363] device veth0_vlan entered promiscuous mode [ 124.307941][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 124.316128][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 124.323959][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 124.332143][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 124.340849][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 124.360384][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 124.368629][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 124.377048][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 124.384526][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 124.396902][ T361] device veth0_vlan entered promiscuous mode [ 124.407487][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 124.423057][ T363] device veth1_macvtap entered promiscuous mode [ 124.431418][ T368] device veth0_vlan entered promiscuous mode [ 124.439184][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 124.447401][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 124.455038][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 124.462557][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 124.470025][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 124.478383][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 124.486627][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 124.494271][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 124.502654][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 124.511018][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.518131][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 124.525774][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 124.534177][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 124.542393][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.549494][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 124.556956][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 124.576482][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 124.584837][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 124.593497][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 124.602012][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 124.610706][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 124.619007][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 124.630404][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 124.639055][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 124.654258][ T361] device veth1_macvtap entered promiscuous mode [ 124.665255][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 124.672944][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 124.681906][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 124.702233][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 124.710485][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 124.718872][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 124.727667][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 124.756783][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 124.764843][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 124.773305][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 124.782245][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 124.791080][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 124.799789][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 124.808417][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 124.816850][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 124.825685][ T366] device veth0_vlan entered promiscuous mode [ 124.839486][ T369] device veth0_vlan entered promiscuous mode [ 124.849925][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 124.858240][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 124.865806][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 124.874192][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 124.890870][ T366] device veth1_macvtap entered promiscuous mode [ 124.936314][ T368] device veth1_macvtap entered promiscuous mode [ 124.959751][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 124.971461][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 224.996146][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 225.003279][ C1] (detected by 1, t=10002 jiffies, g=1449, q=363 ncpus=2) [ 225.010489][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10002 (4294959704-4294949702), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 225.023868][ C1] rcu: rcu_preempt kthread starved for 10002 jiffies! g1449 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 225.034986][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 225.044963][ C1] rcu: RCU grace-period kthread stack dump: [ 225.050850][ C1] task:rcu_preempt state:R running task stack:28496 pid:14 ppid:2 flags:0x00004000 [ 225.061646][ C1] Call Trace: [ 225.064939][ C1] [ 225.067886][ C1] __schedule+0xba6/0x1500 [ 225.072349][ C1] ? release_firmware_map_entry+0x190/0x190 [ 225.078274][ C1] schedule+0xbd/0x170 [ 225.082364][ C1] schedule_timeout+0x159/0x340 [ 225.087262][ C1] ? __cfi_schedule_timeout+0x10/0x10 [ 225.092662][ C1] ? __cfi_process_timeout+0x10/0x10 [ 225.097971][ C1] ? prepare_to_swait_event+0x308/0x320 [ 225.103545][ C1] rcu_gp_fqs_loop+0x2e9/0x10c0 [ 225.108415][ C1] ? _raw_spin_unlock_irq+0x4d/0x70 [ 225.113642][ C1] ? rcu_gp_init+0xf30/0xf30 [ 225.118242][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 225.124085][ C1] ? finish_swait+0x17d/0x1b0 [ 225.128778][ C1] rcu_gp_kthread+0x99/0x390 [ 225.133400][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 225.138607][ C1] ? __kasan_check_read+0x11/0x20 [ 225.143649][ C1] ? __kthread_parkme+0x142/0x180 [ 225.148700][ C1] kthread+0x281/0x320 [ 225.152794][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 225.158005][ C1] ? __cfi_kthread+0x10/0x10 [ 225.162604][ C1] ret_from_fork+0x1f/0x30 [ 225.167031][ C1] [ 225.170066][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 225.176461][ C1] CPU: 1 PID: 397 Comm: syz.5.24 Not tainted syzkaller #0 [ 225.183584][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 225.193659][ C1] RIP: 0010:_raw_spin_unlock_irq+0x48/0x70 [ 225.199493][ C1] Code: 74 12 48 89 fb 48 c7 c7 00 d5 0d 87 e8 d1 a9 b5 fc 48 89 df 48 83 3d 96 bc 0c 02 00 74 26 e8 13 0d 00 00 90 fb bf 01 00 00 00 33 8e 4b fc 65 8b 05 44 55 01 7b 85 c0 74 03 5b 5d c3 e8 44 64 [ 225.219119][ C1] RSP: 0018:ffffc90000aa7bb0 EFLAGS: 00000246 [ 225.225201][ C1] RAX: 0000000000000001 RBX: 0000000000000021 RCX: dffffc0000000000 [ 225.233178][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 225.241165][ C1] RBP: ffffc90000aa7bb8 R08: ffffc90000aa7dff R09: 1ffff92000154fbf [ 225.249160][ C1] R10: dffffc0000000000 R11: fffff52000154fc0 R12: dffffc0000000000 [ 225.257140][ C1] R13: 1ffff11021fec82c R14: 000000001c000004 R15: ffff88810ff64160 [ 225.265135][ C1] FS: 00007fc52b07d6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 225.274086][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 225.280681][ C1] CR2: 000020000006b000 CR3: 000000012bdbc000 CR4: 00000000003506a0 [ 225.288710][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 225.296699][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 225.304687][ C1] Call Trace: [ 225.307976][ C1] [ 225.310946][ C1] get_signal+0x12a4/0x1520 [ 225.315478][ C1] arch_do_signal_or_restart+0xd1/0x1140 [ 225.321129][ C1] ? __cfi___x64_sys_rt_sigreturn+0x10/0x10 [ 225.327052][ C1] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 225.333214][ C1] ? sysvec_apic_timer_interrupt+0x64/0xc0 [ 225.339039][ C1] exit_to_user_mode_loop+0x7a/0xb0 [ 225.344278][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 225.349755][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 225.355242][ C1] do_syscall_64+0x58/0xa0 [ 225.359687][ C1] ? clear_bhb_loop+0x30/0x80 [ 225.364374][ C1] ? clear_bhb_loop+0x30/0x80 [ 225.369058][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 225.374960][ C1] RIP: 0033:0x7fc52a19c817 [ 225.379395][ C1] Code: 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 <0f> 05 48 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 [ 225.399018][ C1] RSP: 002b:00007fc52b07d0e8 EFLAGS: 00000246 [ 225.405102][ C1] RAX: 00000000000000ca RBX: 00007fc52a415fa8 RCX: 00007fc52a19c819 [ 225.413087][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fc52a415fa8 [ 225.421062][ C1] RBP: 00007fc52a415fa0 R08: 0000000000000000 R09: 0000000000000000 [ 225.429040][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 225.437031][ C1] R13: 00007fc52a416038 R14: 00007ffe17560db0 R15: 00007ffe17560e98 [ 225.445061][ C1] [ 285.556126][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 160s! [ 285.565276][ C0] Showing busy workqueues and worker pools: [ 285.571178][ C0] workqueue events: flags=0x0 [ 285.575858][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.575947][ C0] pending: kfree_rcu_monitor [ 285.575992][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 285.576032][ C0] pending: vmstat_shepherd, psi_avgs_work, kfree_rcu_monitor [ 285.576094][ C0] workqueue events_unbound: flags=0x2 [ 285.609377][ C0] pwq 4: cpus=0-1 flags=0x5 nice=0 active=7/512 refcnt=9 [ 285.609413][ C0] in-flight: 8:linkwatch_event, 386:fsnotify_mark_destroy_workfn, 10:fsnotify_connector_destroy_workfn [ 285.609546][ C0] pending: fsnotify_connector_destroy_workfn, fsnotify_mark_destroy_workfn, toggle_allocation_gate, flush_memcg_stats_dwork [ 285.609618][ C0] workqueue events_power_efficient: flags=0x80 [ 285.647541][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 285.647585][ C0] pending: neigh_periodic_work, neigh_managed_work, neigh_managed_work, neigh_periodic_work [ 285.647653][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 285.647687][ C0] pending: wg_ratelimiter_gc_entries, gc_worker, check_lifetime [ 285.647749][ C0] workqueue rcu_gp: flags=0x8 [ 285.686070][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.686130][ C0] pending: process_srcu [ 285.698315][ C0] workqueue netns: flags=0xe000a [ 285.703262][ C0] pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/1 refcnt=3 [ 285.703297][ C0] in-flight: 267:cleanup_net [ 285.703396][ C0] workqueue mm_percpu_wq: flags=0x8 [ 285.720584][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.720625][ C0] pending: vmstat_update [ 285.720656][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.720691][ C0] pending: vmstat_update [ 285.720723][ C0] workqueue writeback: flags=0x4a [ 285.750205][ C0] pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=4 MAYDAY [ 285.750242][ C0] pending: wb_workfn [ 285.750267][ C0] workqueue kblockd: flags=0x18 [ 285.767180][ C0] pwq 3: cpus=1 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 285.767220][ C0] pending: blk_mq_timeout_work [ 285.767438][ C0] workqueue dm_bufio_cache: flags=0x8 [ 285.785754][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.785802][ C0] pending: work_fn [ 285.785879][ C0] workqueue mld: flags=0x40008 [ 285.802401][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=55 [ 285.802445][ C0] pending: mld_ifc_work [ 285.802476][ C0] inactive: 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_dad_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_ifc_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_dad_work, mld_dad_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_dad_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_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_dad_work [ 285.804061][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=42 [ 285.804103][ C0] pending: mld_ifc_work [ 285.804131][ C0] inactive: 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_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_dad_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_dad_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 [ 285.805489][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 285.955165][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=127 [ 285.955198][ C0] in-flight: 24:addrconf_dad_work [ 285.955225][ 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 [ 285.956399][ 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 [ 285.957749][ 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_verify_work, addrconf_verify_work, addrconf_verify_work [ 286.186332][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=106 [ 286.186386][ C0] in-flight: 19:addrconf_dad_work [ 286.186427][ 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 [ 286.187574][ 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_verify_work [ 286.188655][ C0] , addrconf_verify_work, addrconf_verify_work, addrconf_verify_work, addrconf_verify_work [ 286.188907][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 286.388308][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.388353][ C0] pending: wg_packet_encrypt_worker [ 286.388387][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.388421][ C0] pending: wg_packet_encrypt_worker [ 286.388449][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 286.420086][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.420126][ C0] pending: wg_packet_encrypt_worker [ 286.420153][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.420187][ C0] pending: wg_packet_encrypt_worker [ 286.420296][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 286.451924][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.451967][ C0] pending: wg_packet_encrypt_worker [ 286.451995][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.452031][ C0] pending: wg_packet_encrypt_worker [ 286.452060][ C0] workqueue wg-kex-wg0: flags=0x6 [ 286.483495][ C0] pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=3 [ 286.483537][ C0] pending: wg_packet_handshake_send_worker [ 286.483569][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 286.502209][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.502247][ C0] pending: wg_packet_encrypt_worker [ 286.502275][ C0] workqueue wg-kex-wg1: flags=0x6 [ 286.520479][ C0] pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=3 [ 286.520515][ C0] pending: wg_packet_handshake_send_worker [ 286.520543][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 286.539198][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.539259][ C0] pending: wg_packet_encrypt_worker [ 286.539294][ C0] workqueue wg-kex-wg0: flags=0x6 [ 286.557488][ C0] pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=3 [ 286.557524][ C0] pending: wg_packet_handshake_send_worker [ 286.557551][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 286.576188][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.576226][ C0] pending: wg_packet_encrypt_worker [ 286.576252][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.576286][ C0] pending: wg_packet_encrypt_worker [ 286.576313][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 286.607911][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.607950][ C0] pending: wg_packet_encrypt_worker [ 286.607978][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.608011][ C0] pending: wg_packet_encrypt_worker [ 286.608037][ C0] workqueue wg-kex-wg2: flags=0x6 [ 286.639417][ C0] pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=3 [ 286.639458][ C0] pending: wg_packet_handshake_send_worker [ 286.639488][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 286.658162][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.658204][ C0] pending: wg_packet_encrypt_worker [ 286.658233][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.658269][ C0] pending: wg_packet_encrypt_worker [ 286.658296][ C0] workqueue wg-kex-wg0: flags=0x6 [ 286.689656][ C0] pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=3 [ 286.689695][ C0] pending: wg_packet_handshake_send_worker [ 286.689724][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 286.708377][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.708436][ C0] pending: wg_packet_encrypt_worker [ 286.708466][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.708502][ C0] pending: wg_packet_encrypt_worker [ 286.708531][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 286.740235][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.740291][ C0] pending: wg_packet_encrypt_worker [ 286.740321][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.740357][ C0] pending: wg_packet_encrypt_worker [ 286.740395][ C0] workqueue wg-kex-wg2: flags=0x6 [ 286.771821][ C0] pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=3 [ 286.771867][ C0] pending: wg_packet_handshake_send_worker [ 286.771900][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 286.790589][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.790638][ C0] pending: wg_packet_encrypt_worker [ 286.790673][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.790714][ C0] pending: wg_packet_encrypt_worker [ 286.790748][ C0] workqueue wg-kex-wg0: flags=0x6 [ 286.822235][ C0] pwq 4: cpus=0-1 flags=0x5 nice=0 active=2/256 refcnt=4 [ 286.822273][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 286.822424][ C0] workqueue wg-kex-wg1: flags=0x6 [ 286.843686][ C0] pwq 4: cpus=0-1 flags=0x5 nice=0 active=2/256 refcnt=4 [ 286.843726][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 286.843777][ C0] workqueue wg-kex-wg2: flags=0x6 [ 286.865030][ C0] pwq 4: cpus=0-1 flags=0x5 nice=0 active=2/256 refcnt=4 [ 286.865071][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 286.865242][ C0] pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=161s workers=4 idle: 348 385 6 [ 286.865433][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=161s workers=4 idle: 351 357 40 [ 286.865533][ C0] pool 4: cpus=0-1 flags=0x5 nice=0 hung=161s workers=5 manager: 43