Warning: Permanently added '10.128.1.63' (ED25519) to the list of known hosts. 2025/09/21 19:44:58 parsed 1 programs [ 320.289004][ T28] audit: type=1400 audit(1758483898.114:64): 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 [ 320.309967][ T28] audit: type=1400 audit(1758483898.114:65): 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 [ 321.455426][ T28] audit: type=1400 audit(1758483899.284:66): avc: denied { mounton } for pid=291 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 [ 321.457326][ T291] cgroup: Unknown subsys name 'net' [ 321.478114][ T28] audit: type=1400 audit(1758483899.284:67): avc: denied { mount } for pid=291 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 [ 321.505701][ T28] audit: type=1400 audit(1758483899.304:68): avc: denied { unmount } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 321.526092][ T291] cgroup: Unknown subsys name 'devices' [ 321.647038][ T291] cgroup: Unknown subsys name 'hugetlb' [ 321.652793][ T291] cgroup: Unknown subsys name 'rlimit' [ 321.770403][ T28] audit: type=1400 audit(1758483899.594:69): avc: denied { setattr } for pid=291 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 [ 321.793631][ T28] audit: type=1400 audit(1758483899.594:70): avc: denied { create } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 321.814407][ T28] audit: type=1400 audit(1758483899.594:71): avc: denied { write } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 321.825696][ T294] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 321.835044][ T28] audit: type=1400 audit(1758483899.594:72): avc: denied { read } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 321.863813][ T28] audit: type=1400 audit(1758483899.594:73): avc: denied { mounton } for pid=291 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 [ 321.912520][ T291] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 322.716646][ T302] request_module fs-gadgetfs succeeded, but still no fs? [ 323.134938][ T316] bridge0: port 1(bridge_slave_0) entered blocking state [ 323.142104][ T316] bridge0: port 1(bridge_slave_0) entered disabled state [ 323.150780][ T316] device bridge_slave_0 entered promiscuous mode [ 323.165078][ T316] bridge0: port 2(bridge_slave_1) entered blocking state [ 323.172225][ T316] bridge0: port 2(bridge_slave_1) entered disabled state [ 323.179806][ T316] device bridge_slave_1 entered promiscuous mode [ 323.386488][ T322] syz-executor (322) used greatest stack depth: 22208 bytes left [ 323.448929][ T316] bridge0: port 2(bridge_slave_1) entered blocking state [ 323.456042][ T316] bridge0: port 2(bridge_slave_1) entered forwarding state [ 323.463359][ T316] bridge0: port 1(bridge_slave_0) entered blocking state [ 323.470455][ T316] bridge0: port 1(bridge_slave_0) entered forwarding state [ 323.534921][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 323.542295][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 323.549984][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 323.557731][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 323.580665][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 323.589269][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 323.596368][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 323.606739][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 323.616747][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 323.623805][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 323.631533][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 323.655241][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 323.670482][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 323.680336][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 323.689185][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 323.697230][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 323.706120][ T316] device veth0_vlan entered promiscuous mode [ 323.720587][ T316] device veth1_macvtap entered promiscuous mode [ 323.734728][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 323.747693][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 323.772145][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2025/09/21 19:45:01 executed programs: 0 [ 323.879399][ T316] syz-executor (316) used greatest stack depth: 21024 bytes left [ 324.010975][ T369] bridge0: port 1(bridge_slave_0) entered blocking state [ 324.018191][ T369] bridge0: port 1(bridge_slave_0) entered disabled state [ 324.025644][ T369] device bridge_slave_0 entered promiscuous mode [ 324.033600][ T369] bridge0: port 2(bridge_slave_1) entered blocking state [ 324.040705][ T369] bridge0: port 2(bridge_slave_1) entered disabled state [ 324.048204][ T369] device bridge_slave_1 entered promiscuous mode [ 324.068977][ T375] bridge0: port 1(bridge_slave_0) entered blocking state [ 324.076107][ T375] bridge0: port 1(bridge_slave_0) entered disabled state [ 324.083500][ T375] device bridge_slave_0 entered promiscuous mode [ 324.113802][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 324.120940][ T375] bridge0: port 2(bridge_slave_1) entered disabled state [ 324.128472][ T375] device bridge_slave_1 entered promiscuous mode [ 324.252767][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 324.259980][ T374] bridge0: port 1(bridge_slave_0) entered disabled state [ 324.267612][ T374] device bridge_slave_0 entered promiscuous mode [ 324.291838][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 324.299005][ T374] bridge0: port 2(bridge_slave_1) entered disabled state [ 324.306637][ T374] device bridge_slave_1 entered promiscuous mode [ 324.350623][ T373] bridge0: port 1(bridge_slave_0) entered blocking state [ 324.357751][ T373] bridge0: port 1(bridge_slave_0) entered disabled state [ 324.365324][ T373] device bridge_slave_0 entered promiscuous mode [ 324.380232][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 324.387463][ T376] bridge0: port 1(bridge_slave_0) entered disabled state [ 324.395829][ T376] device bridge_slave_0 entered promiscuous mode [ 324.402572][ T373] bridge0: port 2(bridge_slave_1) entered blocking state [ 324.409709][ T373] bridge0: port 2(bridge_slave_1) entered disabled state [ 324.417319][ T373] device bridge_slave_1 entered promiscuous mode [ 324.432912][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 324.440425][ T376] bridge0: port 2(bridge_slave_1) entered disabled state [ 324.448234][ T376] device bridge_slave_1 entered promiscuous mode [ 324.498073][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 324.505151][ T375] bridge0: port 2(bridge_slave_1) entered forwarding state [ 324.634892][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 324.641973][ T374] bridge0: port 2(bridge_slave_1) entered forwarding state [ 324.649322][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 324.656399][ T374] bridge0: port 1(bridge_slave_0) entered forwarding state [ 324.692804][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 324.699997][ T376] bridge0: port 2(bridge_slave_1) entered forwarding state [ 324.707440][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 324.714488][ T376] bridge0: port 1(bridge_slave_0) entered forwarding state [ 324.725430][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 324.734578][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 324.741832][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 324.750343][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 324.757741][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 324.765804][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 324.773292][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 324.781118][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 324.789492][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 324.797885][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 324.805215][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 324.845729][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 324.853256][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 324.860844][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 324.869752][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 324.896371][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 324.904715][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 324.913169][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 324.921863][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 324.928964][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 324.936502][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 324.945063][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 324.953255][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 324.960395][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 324.968127][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 324.976353][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 324.994234][ T375] device veth0_vlan entered promiscuous mode [ 325.012415][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 325.021088][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 325.029492][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 325.037304][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 325.045884][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 325.053623][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 325.062103][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 325.069214][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 325.076765][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 325.085100][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 325.092140][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 325.112072][ T375] device veth1_macvtap entered promiscuous mode [ 325.133739][ T369] device veth0_vlan entered promiscuous mode [ 325.146748][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 325.154354][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 325.164143][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 325.172735][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 325.181390][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 325.188736][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 325.196829][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 325.205273][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 325.213671][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 325.220888][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 325.228483][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 325.236968][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 325.245290][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 325.252929][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 325.261313][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 325.269650][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 325.277768][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 325.286027][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 325.294119][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 325.302427][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 325.311140][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 325.319712][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 325.327364][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 325.335031][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 325.343333][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 325.351868][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 325.358967][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 325.366448][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 325.375172][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 325.383327][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 325.390415][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 325.397830][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 325.406005][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 325.414053][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 325.422382][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 325.430644][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 325.438547][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 325.446173][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 325.477229][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 325.486115][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 325.495880][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 325.504052][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 325.512413][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 325.521123][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 325.529769][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 325.538629][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 325.546937][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 325.555699][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 325.565114][ T369] device veth1_macvtap entered promiscuous mode [ 325.592881][ T363] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 325.601482][ T363] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 325.610944][ T363] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 325.632145][ T374] device veth0_vlan entered promiscuous mode [ 325.646661][ T374] device veth1_macvtap entered promiscuous mode [ 325.702691][ T373] device veth0_vlan entered promiscuous mode [ 325.714097][ T363] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 425.724480][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 425.731479][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P103/1:b..l [ 425.739338][ C0] (detected by 0, t=10002 jiffies, g=1489, q=553 ncpus=2) [ 425.746556][ C0] task:udevd state:R running task stack:26464 pid:103 ppid:1 flags:0x00004000 [ 425.757499][ C0] Call Trace: [ 425.760912][ C0] [ 425.763863][ C0] __schedule+0xb87/0x14e0 [ 425.768334][ C0] ? __kasan_check_write+0x14/0x20 [ 425.773479][ C0] ? release_firmware_map_entry+0x194/0x194 [ 425.779580][ C0] ? _raw_read_unlock_irqrestore+0x34/0x50 [ 425.785419][ C0] ? ep_poll_callback+0x856/0x990 [ 425.790489][ C0] ? preempt_schedule+0xa7/0xb0 [ 425.795368][ C0] preempt_schedule_common+0x9b/0xf0 [ 425.800675][ C0] preempt_schedule+0xa7/0xb0 [ 425.805373][ C0] ? __cfi_preempt_schedule+0x10/0x10 [ 425.810765][ C0] ? __kasan_check_write+0x14/0x20 [ 425.815909][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 425.821401][ C0] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 425.827349][ C0] preempt_schedule_thunk+0x16/0x18 [ 425.832595][ C0] _raw_spin_unlock_irqrestore+0x6f/0x80 [ 425.838277][ C0] __wake_up_sync_key+0x166/0x280 [ 425.843342][ C0] ? __cfi___wake_up_sync_key+0x10/0x10 [ 425.848922][ C0] ? __kasan_check_write+0x14/0x20 [ 425.854079][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 425.859581][ C0] sock_def_readable+0x11e/0x300 [ 425.864553][ C0] ? __cfi_sock_def_readable+0x10/0x10 [ 425.870045][ C0] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 425.875872][ C0] ? skb_queue_tail+0xcb/0xf0 [ 425.880575][ C0] netlink_sendskb+0x12d/0x1f0 [ 425.885378][ C0] netlink_unicast+0x3ab/0xa30 [ 425.890182][ C0] netlink_sendmsg+0x8aa/0xbc0 [ 425.895027][ C0] ? __cfi_netlink_sendmsg+0x10/0x10 [ 425.900445][ C0] ? security_socket_sendmsg+0x93/0xb0 [ 425.906007][ C0] ? __cfi_netlink_sendmsg+0x10/0x10 [ 425.911340][ C0] ____sys_sendmsg+0x5a9/0x990 [ 425.916134][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 425.921190][ C0] ? import_iovec+0x7c/0xb0 [ 425.925725][ C0] ___sys_sendmsg+0x21c/0x290 [ 425.930441][ C0] ? __sys_sendmsg+0x270/0x270 [ 425.935243][ C0] ? slab_free_freelist_hook+0xc2/0x190 [ 425.940834][ C0] ? __kasan_check_read+0x11/0x20 [ 425.945873][ C0] ? __fdget+0x15b/0x220 [ 425.950137][ C0] __x64_sys_sendmsg+0x1f0/0x2c0 [ 425.955108][ C0] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 425.960687][ C0] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 425.966787][ C0] x64_sys_call+0x171/0x9a0 [ 425.971395][ C0] do_syscall_64+0x4c/0xa0 [ 425.975926][ C0] ? clear_bhb_loop+0x30/0x80 [ 425.980635][ C0] ? clear_bhb_loop+0x30/0x80 [ 425.985350][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 425.991478][ C0] RIP: 0033:0x7fa18eea7407 [ 425.995912][ C0] RSP: 002b:00007ffdad753fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 426.004354][ C0] RAX: ffffffffffffffda RBX: 00007fa18f65e880 RCX: 00007fa18eea7407 [ 426.012362][ C0] RDX: 0000000000000000 RSI: 00007ffdad754030 RDI: 0000000000000004 [ 426.020367][ C0] RBP: 0000564f66c2b300 R08: 0000000000000000 R09: 0000000000000000 [ 426.028370][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000000b2 [ 426.036369][ C0] R13: 0000564f669b3d80 R14: 0000000000000000 R15: 0000000000000000 [ 426.044374][ C0] [ 426.047413][ C0] rcu: rcu_preempt kthread starved for 10033 jiffies! g1489 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 426.058805][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 426.068873][ C0] rcu: RCU grace-period kthread stack dump: [ 426.074781][ C0] task:rcu_preempt state:R running task stack:28352 pid:14 ppid:2 flags:0x00004000 [ 426.085684][ C0] Call Trace: [ 426.089000][ C0] [ 426.091952][ C0] __schedule+0xb87/0x14e0 [ 426.096401][ C0] ? release_firmware_map_entry+0x194/0x194 [ 426.102333][ C0] ? __mod_timer+0x7ae/0xb30 [ 426.106959][ C0] schedule+0xbd/0x170 [ 426.111054][ C0] schedule_timeout+0x12c/0x2e0 [ 426.115935][ C0] ? __cfi_schedule_timeout+0x10/0x10 [ 426.121345][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 426.126843][ C0] ? __cfi_process_timeout+0x10/0x10 [ 426.132177][ C0] ? prepare_to_swait_event+0x308/0x320 [ 426.137949][ C0] rcu_gp_fqs_loop+0x2d8/0x10a0 [ 426.142855][ C0] ? rcu_gp_init+0xf10/0xf10 [ 426.147623][ C0] rcu_gp_kthread+0x95/0x370 [ 426.152263][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 426.157508][ C0] ? set_cpus_allowed_ptr+0x82/0xc0 [ 426.162758][ C0] ? __kasan_check_read+0x11/0x20 [ 426.167808][ C0] ? __kthread_parkme+0x142/0x180 [ 426.172856][ C0] kthread+0x281/0x320 [ 426.176955][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 426.182290][ C0] ? __cfi_kthread+0x10/0x10 [ 426.186918][ C0] ret_from_fork+0x1f/0x30 [ 426.191475][ C0] [ 426.194513][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 426.200853][ C0] CPU: 0 PID: 428 Comm: syz.6.21 Not tainted syzkaller #0 [ 426.207978][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 426.218044][ C0] RIP: 0010:do_softirq+0xed/0x120 [ 426.223110][ C0] Code: 55 dd 03 5c 48 c7 c7 c0 05 49 85 e8 8d 6d aa 03 65 c6 05 95 c3 bf 7e 00 41 f7 c7 00 02 00 00 74 01 fb 48 c7 04 24 0e 36 e0 45 <4a> c7 04 33 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 50 [ 426.242748][ C0] RSP: 0018:ffffc90001697bc0 EFLAGS: 00000206 [ 426.248839][ C0] RAX: 0000000000000000 RBX: 1ffff920002d2f78 RCX: 3ca0115e54e3f700 [ 426.256828][ C0] RDX: 1ffffffff0f2d200 RSI: ffffffff854905c0 RDI: ffffffff85aa0fe0 [ 426.264815][ C0] RBP: ffffc90001697c48 R08: ffffffff87969008 R09: ffffffff87969018 [ 426.272803][ C0] R10: ffffffff87969003 R11: 1ffffffff0f2d200 R12: dffffc0000000000 [ 426.280881][ C0] R13: 00007fc0e858fb38 R14: dffffc0000000000 R15: 0000000000000246 [ 426.288871][ C0] FS: 00007fc0e85906c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 426.297820][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 426.304437][ C0] CR2: 000020000006b000 CR3: 0000000132228000 CR4: 00000000003506b0 [ 426.312605][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 426.320587][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 426.328576][ C0] Call Trace: [ 426.331864][ C0] [ 426.334809][ C0] ? __cfi_do_softirq+0x10/0x10 [ 426.339685][ C0] ? fpu__clear_user_states+0x38/0x1f0 [ 426.345165][ C0] ? fpu__clear_user_states+0x38/0x1f0 [ 426.350650][ C0] __local_bh_enable_ip+0x75/0x80 [ 426.355701][ C0] fpu__clear_user_states+0x166/0x1f0 [ 426.361100][ C0] arch_do_signal_or_restart+0x410/0x1030 [ 426.366846][ C0] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 426.373033][ C0] exit_to_user_mode_loop+0x7a/0xb0 [ 426.378254][ C0] exit_to_user_mode_prepare+0x5a/0xa0 [ 426.383764][ C0] syscall_exit_to_user_mode+0x1a/0x30 [ 426.389254][ C0] do_syscall_64+0x58/0xa0 [ 426.393695][ C0] ? clear_bhb_loop+0x30/0x80 [ 426.398487][ C0] ? clear_bhb_loop+0x30/0x80 [ 426.403194][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 426.409111][ C0] RIP: 0033:0x7fc0e77b7360 [ 426.413540][ C0] Code: 83 c0 16 83 e0 f7 74 12 50 48 8d 3d 0a 3e 08 00 e8 05 90 f8 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 [ 426.433247][ C0] RSP: 002b:00007fc0e858fb38 EFLAGS: 00000246 [ 426.439339][ C0] RAX: 0000000000000000 RBX: 00007fc0e79d5fa8 RCX: 00007fc0e778ec29 [ 426.447325][ C0] RDX: 00007fc0e858fb40 RSI: 00007fc0e858fc70 RDI: 0000000000000021 [ 426.455320][ C0] RBP: 00007fc0e79d5fa0 R08: 0000000000000000 R09: 0000000000000000 [ 426.463310][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 426.471478][ C0] R13: 00007fc0e79d6038 R14: 00007ffedfeb5810 R15: 00007ffedfeb58f8 [ 426.479491][ C0] [ 572.224604][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 246s! [ 572.233786][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 246s! [ 572.242712][ C0] Showing busy workqueues and worker pools: [ 572.248631][ C0] workqueue events: flags=0x0 [ 572.253332][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 572.253379][ C0] pending: kfree_rcu_monitor [ 572.253469][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 572.253515][ C0] pending: vmstat_shepherd, psi_avgs_work, kfree_rcu_monitor [ 572.253650][ C0] workqueue events_unbound: flags=0x2 [ 572.287114][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=7/512 refcnt=9 [ 572.287159][ C0] in-flight: 8:fsnotify_mark_destroy_workfn, 425:fsnotify_connector_destroy_workfn fsnotify_connector_destroy_workfn, 363:linkwatch_event [ 572.287330][ C0] pending: fsnotify_mark_destroy_workfn, toggle_allocation_gate, flush_memcg_stats_dwork [ 572.287420][ C0] workqueue events_power_efficient: flags=0x80 [ 572.325525][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 572.325578][ C0] pending: neigh_periodic_work, neigh_periodic_work, neigh_managed_work, neigh_managed_work [ 572.325676][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 572.325718][ C0] pending: wg_ratelimiter_gc_entries, gc_worker, check_lifetime [ 572.325856][ C0] workqueue rcu_gp: flags=0x8 [ 572.364317][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 572.364372][ C0] in-flight: 392:process_srcu [ 572.377564][ C0] workqueue netns: flags=0xe000a [ 572.382520][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=3 [ 572.382567][ C0] in-flight: 10:cleanup_net [ 572.382610][ C0] workqueue mm_percpu_wq: flags=0x8 [ 572.399731][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 572.399781][ C0] pending: vmstat_update [ 572.399816][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 572.399856][ C0] pending: vmstat_update [ 572.399891][ C0] workqueue writeback: flags=0x4a [ 572.429413][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 572.429460][ C0] pending: wb_workfn [ 572.429782][ C0] workqueue dm_bufio_cache: flags=0x8 [ 572.446673][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 572.446737][ C0] pending: work_fn [ 572.446890][ C0] workqueue mld: flags=0x40008 [ 572.463426][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=36 [ 572.463488][ C0] pending: mld_ifc_work [ 572.463561][ C0] inactive: 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, 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_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work [ 572.464329][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=57 [ 572.464370][ C0] pending: mld_ifc_work [ 572.464402][ C0] inactive: 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_dad_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_ifc_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_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_dad_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_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 [ 572.605161][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 572.610816][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=105 [ 572.610867][ C0] pending: addrconf_dad_work [ 572.610933][ 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 [ 572.612096][ 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_verify_work, addrconf_verify_work [ 572.613273][ C0] , addrconf_verify_work, addrconf_verify_work, addrconf_verify_work [ 572.613315][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=97 [ 572.613356][ C0] in-flight: 19:addrconf_dad_work [ 572.613395][ 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 [ 572.614643][ 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 [ 572.983941][ C0] workqueue wg-kex-wg0: flags=0x6 [ 572.989016][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 572.989065][ C0] pending: wg_packet_handshake_send_worker [ 572.989100][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 573.007869][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 573.007919][ C0] pending: wg_packet_encrypt_worker [ 573.007950][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 573.007992][ C0] pending: wg_packet_encrypt_worker [ 573.008021][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 573.040040][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 573.040098][ C0] pending: wg_packet_encrypt_worker [ 573.040132][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 573.040174][ C0] pending: wg_packet_encrypt_worker [ 573.040265][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 573.071966][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 573.072021][ C0] pending: wg_packet_encrypt_worker [ 573.072053][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 573.072095][ C0] pending: wg_packet_encrypt_worker [ 573.072131][ C0] workqueue wg-kex-wg0: flags=0x6 [ 573.103732][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 573.103781][ C0] pending: wg_packet_handshake_send_worker [ 573.103813][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 573.122487][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 573.122538][ C0] pending: wg_packet_encrypt_worker [ 573.122570][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 573.122618][ C0] pending: wg_packet_encrypt_worker [ 573.122645][ C0] workqueue wg-kex-wg1: flags=0x6 [ 573.154076][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 573.154123][ C0] pending: wg_packet_handshake_send_worker [ 573.154155][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 573.172893][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 573.172948][ C0] pending: wg_packet_encrypt_worker [ 573.172984][ C0] workqueue wg-kex-wg2: flags=0x6 [ 573.191225][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 573.191272][ C0] pending: wg_packet_handshake_send_worker [ 573.191305][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 573.209968][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 573.210017][ C0] pending: wg_packet_encrypt_worker [ 573.210045][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 573.210088][ C0] pending: wg_packet_encrypt_worker [ 573.210118][ C0] workqueue wg-kex-wg0: flags=0x6 [ 573.241629][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 573.241676][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 573.241728][ C0] workqueue wg-kex-wg1: flags=0x6 [ 573.263020][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 573.263067][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 573.263118][ C0] workqueue wg-kex-wg2: flags=0x6 [ 573.284396][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 573.284439][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 573.300743][ C0] pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=247s workers=4 idle: 361 60 360 [ 573.300876][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=247s workers=4 idle: 39 358 24 [ 573.300938][ C0] pool 4: cpus=0-1 flags=0x4 nice=0 hung=247s workers=6 idle: 323 43