syzkaller syzkaller login: [ 17.835909][ T24] kauditd_printk_skb: 48 callbacks suppressed [ 17.835918][ T24] audit: type=1400 audit(1771489586.920:59): avc: denied { transition } for pid=259 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 [ 17.840679][ T24] audit: type=1400 audit(1771489586.920:60): avc: denied { noatsecure } for pid=259 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 17.843697][ T24] audit: type=1400 audit(1771489586.920:61): avc: denied { write } for pid=259 comm="sh" path="pipe:[13108]" dev="pipefs" ino=13108 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 17.847026][ T24] audit: type=1400 audit(1771489586.920:62): avc: denied { rlimitinh } for pid=259 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 17.850226][ T24] audit: type=1400 audit(1771489586.920:63): avc: denied { siginh } for pid=259 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.42' (ED25519) to the list of known hosts. 2026/02/19 08:26:35 parsed 1 programs [ 26.312799][ T24] audit: type=1400 audit(1771489595.400:64): avc: denied { node_bind } for pid=275 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 26.333843][ T24] audit: type=1400 audit(1771489595.400:65): avc: denied { create } for pid=275 comm="syz-execprog" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 26.353388][ T24] audit: type=1400 audit(1771489595.400:66): avc: denied { module_request } for pid=275 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 [ 26.910232][ T24] audit: type=1400 audit(1771489596.000:67): avc: denied { mounton } for pid=281 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 [ 26.911260][ T281] cgroup: Unknown subsys name 'net' [ 26.932893][ T24] audit: type=1400 audit(1771489596.000:68): avc: denied { mount } for pid=281 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 [ 26.960069][ T24] audit: type=1400 audit(1771489596.020:69): avc: denied { unmount } for pid=281 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 26.960203][ T281] cgroup: Unknown subsys name 'devices' [ 27.221458][ T281] cgroup: Unknown subsys name 'hugetlb' [ 27.227053][ T281] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 27.429462][ T24] audit: type=1400 audit(1771489596.510:70): avc: denied { setattr } for pid=281 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=253 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 27.441989][ T285] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 27.452627][ T24] audit: type=1400 audit(1771489596.520:71): avc: denied { create } for pid=281 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 27.481494][ T24] audit: type=1400 audit(1771489596.520:72): avc: denied { write } for pid=281 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 27.481516][ T281] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 27.501727][ T24] audit: type=1400 audit(1771489596.520:73): avc: denied { read } for pid=281 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 27.953502][ T293] request_module fs-gadgetfs succeeded, but still no fs? [ 27.971524][ T291] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 28.198183][ T305] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.213586][ T305] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.230547][ T305] device bridge_slave_0 entered promiscuous mode [ 28.263534][ T305] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.280439][ T305] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.287841][ T305] device bridge_slave_1 entered promiscuous mode [ 28.459364][ T305] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.466430][ T305] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.473711][ T305] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.480725][ T305] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.509674][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.518356][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.526778][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 28.535150][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 28.551586][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 28.559760][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.566793][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.574386][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 28.583371][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.590405][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.598559][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 28.606556][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 28.627037][ T305] device veth0_vlan entered promiscuous mode [ 28.633282][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 28.642092][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 28.652765][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 28.670313][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 28.694943][ T305] device veth1_macvtap entered promiscuous mode [ 28.707307][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready 2026/02/19 08:26:37 executed programs: 0 [ 28.719251][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 28.727664][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 28.826458][ T355] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.833561][ T355] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.841012][ T355] device bridge_slave_0 entered promiscuous mode [ 28.847878][ T355] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.855036][ T355] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.862678][ T355] device bridge_slave_1 entered promiscuous mode [ 28.953461][ T355] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.960510][ T355] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.967739][ T355] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.974760][ T355] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.998329][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.005400][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.012705][ T362] device bridge_slave_0 entered promiscuous mode [ 29.019434][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.026623][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.034265][ T362] device bridge_slave_1 entered promiscuous mode [ 29.055533][ T366] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.062705][ T366] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.070323][ T366] device bridge_slave_0 entered promiscuous mode [ 29.077075][ T366] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.084201][ T366] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.091522][ T366] device bridge_slave_1 entered promiscuous mode [ 29.162874][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.170424][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.182183][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 29.189566][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 29.203288][ T360] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.210433][ T360] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.217636][ T360] device bridge_slave_0 entered promiscuous mode [ 29.225174][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 29.233500][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 29.241747][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.248758][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.270884][ T360] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.277920][ T360] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.285552][ T360] device bridge_slave_1 entered promiscuous mode [ 29.303761][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 29.312044][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 29.320314][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.327315][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.334745][ T365] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.342065][ T365] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.349294][ T365] device bridge_slave_0 entered promiscuous mode [ 29.377483][ T365] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.384745][ T365] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.392062][ T365] device bridge_slave_1 entered promiscuous mode [ 29.420624][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 29.428595][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 29.448739][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 29.456848][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 29.524128][ T365] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.531177][ T365] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.538401][ T365] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.545422][ T365] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.564977][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.572143][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.579302][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 29.586916][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 29.594299][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 29.602824][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 29.611072][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.618165][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.625550][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 29.633774][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 29.641954][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.648951][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.656293][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 29.663745][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 29.671152][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 29.679324][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 29.687484][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.694498][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.701872][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 29.710073][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 29.718112][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.725148][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.732490][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 29.740754][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 29.748977][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 29.756561][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 29.779948][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 29.787941][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 29.796269][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 29.804277][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 29.811656][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 29.819603][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 29.829163][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 29.836979][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 29.870189][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 29.878405][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 29.885934][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 29.894219][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 29.902554][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 29.910664][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.917698][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.925054][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 29.933342][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 29.941478][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.948475][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.955792][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 29.963784][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 29.971661][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 29.979553][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 29.987610][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 29.995459][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 30.003354][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 30.011531][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 30.019681][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 30.033615][ T360] device veth0_vlan entered promiscuous mode [ 30.040250][ T355] device veth0_vlan entered promiscuous mode [ 30.047833][ T362] device veth0_vlan entered promiscuous mode [ 30.054268][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 30.062381][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 30.069676][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 30.077655][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 30.085730][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 30.093683][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 30.101154][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 30.117598][ T355] device veth1_macvtap entered promiscuous mode [ 30.127381][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 30.135041][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 30.143678][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 30.151900][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 30.159362][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 30.167453][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 30.177207][ T362] device veth1_macvtap entered promiscuous mode [ 30.184766][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 30.193085][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 30.201581][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.208578][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.219353][ T360] device veth1_macvtap entered promiscuous mode [ 30.235107][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 30.243233][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 30.251828][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 30.259281][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 30.267513][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 30.275908][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 30.284725][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 30.293580][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 30.301867][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 30.310970][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 30.319250][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 30.327760][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.334788][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.343593][ T366] device veth0_vlan entered promiscuous mode [ 30.357986][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 30.365961][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 30.374153][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 30.382551][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 30.391339][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 30.399426][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 30.407754][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 30.415295][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 30.431760][ T366] device veth1_macvtap entered promiscuous mode [ 30.438269][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 30.447000][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 30.455619][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 30.463225][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 30.471267][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 30.510531][ T365] device veth0_vlan entered promiscuous mode [ 30.517169][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 30.525655][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 30.534024][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 30.534914][ T380] EXT4-fs: Warning: mounting with data=journal disables delayed allocation, dioread_nolock, O_DIRECT and fast_commit support! [ 30.545335][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 30.555249][ T380] EXT4-fs (loop1): encrypted files will use data=ordered instead of data journaling mode [ 30.564105][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 30.581464][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 30.582486][ T380] EXT4-fs warning (device loop1): ext4_expand_extra_isize_ea:2797: Unable to expand inode 15. Delete some EAs or run e2fsck. [ 30.589754][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 30.609038][ T380] EXT4-fs (loop1): 1 truncate cleaned up [ 30.611474][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 30.616351][ T380] EXT4-fs (loop1): mounted filesystem without journal. Opts: max_batch_time=0x0000000000000004,max_batch_time=0x0000000000000002,debug_want_extra_isize=0x000000000000006a,user_xattr,errors=remount-ro,nombcache, [ 30.624734][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 30.652949][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 30.660940][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 30.670381][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 30.675829][ T380] EXT4-fs (loop1): pa ffff888126889f18: logic 0, phys. 193, len 32 [ 30.678656][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 30.686612][ T380] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4375: group 0, free 4, pa_free 16 [ 30.694230][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 30.704559][ T380] EXT4-fs (loop1): Remounting filesystem read-only [ 30.714693][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 30.726032][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 30.726158][ T380] ------------[ cut here ]------------ [ 30.738926][ T380] kernel BUG at fs/ext4/mballoc.c:4348! [ 30.744561][ T380] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 30.750616][ T380] CPU: 0 PID: 380 Comm: syz.1.18 Not tainted syzkaller #0 [ 30.757697][ T380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 30.767746][ T380] RIP: 0010:ext4_mb_release_inode_pa+0x9e8/0x9f0 [ 30.774042][ T380] Code: 80 c2 03 38 c2 0f 8c 42 fe ff ff 48 89 df 41 89 ce e8 ec 95 cb ff 44 89 f1 e9 2f fe ff ff e8 ef 14 91 ff 0f 0b e8 e8 14 91 ff <0f> 0b 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 53 48 89 fb 49 bf [ 30.793617][ T380] RSP: 0018:ffffc90000e568e0 EFLAGS: 00010293 [ 30.799654][ T380] RAX: ffffffff81d3a168 RBX: 0000000000000060 RCX: ffff88812ae713c0 [ 30.807609][ T380] RDX: 0000000000000000 RSI: 0000000000000060 RDI: 0000000000000000 [ 30.815566][ T380] RBP: ffffc90000e56a30 R08: 0000000000000003 R09: 0000000000000004 [ 30.823518][ T380] R10: dffffc0000000000 R11: fffff520001cad38 R12: dffffc0000000000 [ 30.831464][ T380] R13: 0000000000000503 R14: 0000000000000503 R15: ffff8881268f6738 [ 30.839411][ T380] FS: 00007f639352d6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 30.848309][ T380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.854866][ T380] CR2: 00007f639350cd58 CR3: 0000000112203000 CR4: 00000000003506b0 [ 30.862813][ T380] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 30.870758][ T380] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 30.878698][ T380] Call Trace: [ 30.881963][ T380] ? rcu_gp_kthread_wake+0x90/0x90 [ 30.887044][ T380] ? __kasan_check_write+0x14/0x20 [ 30.892126][ T380] ? ext4_mb_unload_buddy+0x1f0/0x1f0 [ 30.897468][ T380] ext4_mb_discard_group_preallocations+0xba9/0xde0 [ 30.904031][ T380] ? ext4_mb_new_inode_pa+0xd80/0xd80 [ 30.909375][ T380] ext4_mb_discard_preallocations_should_retry+0x156/0x600 [ 30.916540][ T380] ext4_mb_new_blocks+0x315e/0x4340 [ 30.921711][ T380] ? ext4_get_branch+0x661/0x7c0 [ 30.926616][ T380] ? ext4_mb_pa_callback+0xd0/0xd0 [ 30.931699][ T380] ext4_ind_map_blocks+0xff8/0x2240 [ 30.936867][ T380] ? get_orlov_stats+0x2f0/0x2f0 [ 30.941778][ T380] ? _raw_write_unlock+0x2b/0x60 [ 30.946687][ T380] ? ext4_es_insert_extent+0x2943/0x2b30 [ 30.952290][ T380] ? __kernel_text_address+0xa0/0x100 [ 30.957632][ T380] ? ext4_fc_track_range+0x260/0x260 [ 30.962888][ T380] ? down_read_killable+0xe0/0xe0 [ 30.967888][ T380] ext4_map_blocks+0x91e/0x1bd0 [ 30.972715][ T380] ? __x64_sys_writev+0x7d/0x90 [ 30.977534][ T380] ? ext4_issue_zeroout+0x1a0/0x1a0 [ 30.982703][ T380] _ext4_get_block+0x1d1/0x4e0 [ 30.987436][ T380] ? ext4_get_block+0x50/0x50 [ 30.992087][ T380] ? slab_post_alloc_hook+0x7d/0x2f0 [ 30.997341][ T380] ext4_get_block+0x39/0x50 [ 31.001825][ T380] ext4_block_write_begin+0x573/0x1340 [ 31.007274][ T380] ? ext4_es_is_delayed+0x40/0x40 [ 31.012286][ T380] ? ext4_print_free_blocks+0x2c0/0x2c0 [ 31.017818][ T380] ? __kasan_check_read+0x11/0x20 [ 31.022825][ T380] ? __ext4_journal_start_sb+0x2e2/0x490 [ 31.028426][ T380] ext4_write_begin+0x67e/0x1690 [ 31.033335][ T380] ? mark_buffer_dirty+0x1cc/0x330 [ 31.038421][ T380] ? ext4_readahead+0x110/0x110 [ 31.043244][ T380] ? __ext4_mark_inode_dirty+0x43e/0x610 [ 31.048849][ T380] ? down_read_killable+0xe0/0xe0 [ 31.053846][ T380] ? __ext4_journal_stop+0x36/0x1a0 [ 31.059021][ T380] ? iov_iter_advance+0x1f7/0x750 [ 31.064018][ T380] generic_perform_write+0x2ce/0x540 [ 31.069289][ T380] ? preempt_count_add+0x90/0x1b0 [ 31.074296][ T380] ? grab_cache_page_write_begin+0xb0/0xb0 [ 31.080080][ T380] ? down_write+0xb2/0x120 [ 31.084476][ T380] ? down_read_killable+0xe0/0xe0 [ 31.089490][ T380] ? generic_write_checks+0x3d4/0x480 [ 31.094869][ T380] ext4_buffered_write_iter+0x4b8/0x640 [ 31.100393][ T380] ext4_file_write_iter+0x53f/0x1980 [ 31.105657][ T380] ? ext4_file_read_iter+0x530/0x530 [ 31.110917][ T380] ? try_to_wake_up+0x638/0xd70 [ 31.115743][ T380] do_iter_readv_writev+0x478/0x5f0 [ 31.120914][ T380] ? avc_policy_seqno+0x1b/0x70 [ 31.125738][ T380] ? generic_file_rw_checks+0x2a0/0x2a0 [ 31.131257][ T380] ? security_file_permission+0x83/0xa0 [ 31.136771][ T380] ? rw_verify_area+0x1c0/0x360 [ 31.141591][ T380] do_iter_write+0x189/0x630 [ 31.146156][ T380] vfs_writev+0x2a9/0x530 [ 31.150458][ T380] ? do_writev+0x2c0/0x2c0 [ 31.154848][ T380] ? __kasan_check_write+0x14/0x20 [ 31.159932][ T380] ? mutex_lock+0x92/0xf0 [ 31.164234][ T380] ? mutex_trylock+0xa0/0xa0 [ 31.168801][ T380] ? __fget_files+0x2c4/0x320 [ 31.173450][ T380] ? __fdget_pos+0x2d2/0x380 [ 31.178009][ T380] ? do_writev+0x76/0x2c0 [ 31.182310][ T380] do_writev+0x14e/0x2c0 [ 31.186523][ T380] ? do_readv+0x450/0x450 [ 31.190821][ T380] ? ____fput+0x15/0x20 [ 31.194950][ T380] ? __kasan_check_read+0x11/0x20 [ 31.199947][ T380] __x64_sys_writev+0x7d/0x90 [ 31.204602][ T380] do_syscall_64+0x31/0x40 [ 31.208993][ T380] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 31.214863][ T380] RIP: 0033:0x7f63936ca629 [ 31.219256][ T380] Code: 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 01 48 [ 31.238832][ T380] RSP: 002b:00007f639352d028 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 31.247218][ T380] RAX: ffffffffffffffda RBX: 00007f6393943fa0 RCX: 00007f63936ca629 [ 31.255164][ T380] RDX: 0000000000000001 RSI: 0000200000000140 RDI: 0000000000000005 [ 31.263110][ T380] RBP: 00007f6393760b39 R08: 0000000000000000 R09: 0000000000000000 [ 31.271056][ T380] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 31.279005][ T380] R13: 00007f6393944038 R14: 00007f6393943fa0 R15: 00007ffd2f8f8d98 [ 31.286950][ T380] Modules linked in: [ 31.292567][ T380] ---[ end trace 328a90b3f6bb507b ]--- [ 31.298631][ T380] RIP: 0010:ext4_mb_release_inode_pa+0x9e8/0x9f0 [ 31.305042][ T380] Code: 80 c2 03 38 c2 0f 8c 42 fe ff ff 48 89 df 41 89 ce e8 ec 95 cb ff 44 89 f1 e9 2f fe ff ff e8 ef 14 91 ff 0f 0b e8 e8 14 91 ff <0f> 0b 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 53 48 89 fb 49 bf [ 31.324785][ T380] RSP: 0018:ffffc90000e568e0 EFLAGS: 00010293 [ 31.330855][ T380] RAX: ffffffff81d3a168 RBX: 0000000000000060 RCX: ffff88812ae713c0 [ 31.338817][ T380] RDX: 0000000000000000 RSI: 0000000000000060 RDI: 0000000000000000 [ 31.346787][ T380] RBP: ffffc90000e56a30 R08: 0000000000000003 R09: 0000000000000004 [ 31.354780][ T380] R10: dffffc0000000000 R11: fffff520001cad38 R12: dffffc0000000000 [ 31.363010][ T380] R13: 0000000000000503 R14: 0000000000000503 R15: ffff8881268f6738 [ 31.370986][ T380] FS: 00007f639352d6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 31.379918][ T380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.386481][ T380] CR2: 00007f639350cd58 CR3: 0000000112203000 CR4: 00000000003506b0 [ 31.394447][ T380] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 31.402497][ T380] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 31.410476][ T380] Kernel panic - not syncing: Fatal exception [ 31.411387][ T24] kauditd_printk_skb: 39 callbacks suppressed [ 31.411396][ T24] audit: type=1400 audit(1771489600.500:113): avc: denied { read } for pid=77 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 31.416787][ T380] Kernel Offset: disabled [ 31.448757][ T380] Rebooting in 86400 seconds..