Warning: Permanently added '10.128.10.4' (ED25519) to the list of known hosts. 2026/01/18 23:43:35 parsed 1 programs [ 20.768249][ T28] audit: type=1400 audit(1768779815.975:64): 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 [ 20.788979][ T28] audit: type=1400 audit(1768779815.975:65): 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 [ 21.801913][ T28] audit: type=1400 audit(1768779817.005:66): 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 [ 21.805126][ T289] cgroup: Unknown subsys name 'net' [ 21.824954][ T28] audit: type=1400 audit(1768779817.015:67): 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 [ 21.852073][ T28] audit: type=1400 audit(1768779817.045:68): 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 [ 21.852366][ T289] cgroup: Unknown subsys name 'devices' [ 21.993899][ T289] cgroup: Unknown subsys name 'hugetlb' [ 21.999599][ T289] cgroup: Unknown subsys name 'rlimit' [ 22.120631][ T28] audit: type=1400 audit(1768779817.325:69): 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 [ 22.143831][ T28] audit: type=1400 audit(1768779817.325:70): 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 [ 22.164235][ T28] audit: type=1400 audit(1768779817.325:71): 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 [ 22.184565][ T28] audit: type=1400 audit(1768779817.325:72): avc: denied { read } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 22.204855][ T28] audit: type=1400 audit(1768779817.325:73): 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 [ 22.208092][ T293] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 22.283390][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 22.984404][ T302] request_module fs-gadgetfs succeeded, but still no fs? [ 23.359363][ T336] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.366580][ T336] bridge0: port 1(bridge_slave_0) entered disabled state [ 23.378971][ T336] device bridge_slave_0 entered promiscuous mode [ 23.387095][ T336] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.394310][ T336] bridge0: port 2(bridge_slave_1) entered disabled state [ 23.402545][ T336] device bridge_slave_1 entered promiscuous mode [ 23.593190][ T336] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.600297][ T336] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.607637][ T336] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.614746][ T336] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.638553][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 23.647187][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 23.655040][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 23.672976][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 23.681225][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.688312][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.696032][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 23.705635][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.712706][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.720216][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 23.735309][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 23.750402][ T336] device veth0_vlan entered promiscuous mode [ 23.756989][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 23.766064][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 23.774830][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 23.782711][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 23.795989][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 23.805387][ T336] device veth1_macvtap entered promiscuous mode [ 23.816603][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 23.833744][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/01/18 23:43:39 executed programs: 0 [ 24.141128][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.148288][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.156063][ T371] device bridge_slave_0 entered promiscuous mode [ 24.163872][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.170914][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.178445][ T371] device bridge_slave_1 entered promiscuous mode [ 24.256516][ T373] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.263653][ T373] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.271019][ T373] device bridge_slave_0 entered promiscuous mode [ 24.277844][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.285050][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.292627][ T372] device bridge_slave_0 entered promiscuous mode [ 24.313547][ T373] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.320707][ T373] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.328284][ T373] device bridge_slave_1 entered promiscuous mode [ 24.335215][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.342512][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.350107][ T372] device bridge_slave_1 entered promiscuous mode [ 24.379732][ T377] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.386854][ T377] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.394303][ T377] device bridge_slave_0 entered promiscuous mode [ 24.407019][ T377] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.414139][ T377] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.421574][ T377] device bridge_slave_1 entered promiscuous mode [ 24.454053][ T375] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.461093][ T375] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.468508][ T375] device bridge_slave_0 entered promiscuous mode [ 24.475634][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.482712][ T375] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.490130][ T375] device bridge_slave_1 entered promiscuous mode [ 24.683470][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 24.690938][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 24.722754][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 24.731157][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 24.739551][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.746666][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 24.754711][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 24.763186][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 24.771312][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.778376][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 24.786471][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 24.802356][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 24.810412][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 24.817944][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 24.825600][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 24.833886][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 24.842253][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 24.850337][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.857403][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 24.865223][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 24.873618][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 24.881775][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.888837][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 24.912855][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 24.921586][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 24.929458][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 24.937745][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 24.968146][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 24.983509][ T373] device veth0_vlan entered promiscuous mode [ 24.997599][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 25.007456][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.015152][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 25.023040][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 25.030437][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.037940][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 25.045449][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.053138][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 25.061390][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.069806][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.076867][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.084487][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 25.092987][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.101228][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.108284][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.115773][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.123973][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.130985][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.138356][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.146592][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.153644][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.161050][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 25.168766][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 25.179857][ T371] device veth0_vlan entered promiscuous mode [ 25.190415][ T373] device veth1_macvtap entered promiscuous mode [ 25.209918][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 25.218342][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 25.226987][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.234517][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 25.250126][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.263789][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 25.279375][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.287686][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 25.311232][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 25.319340][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 25.327463][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 25.335912][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.343427][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.351579][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.358626][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.367833][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 25.395814][ T425] loop6: detected capacity change from 0 to 152 [ 25.401128][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 25.410646][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.420004][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.427081][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.427875][ T425] ======================================================= [ 25.427875][ T425] WARNING: The mand mount option has been deprecated and [ 25.427875][ T425] and is ignored by this kernel. Remove the mand [ 25.427875][ T425] option from the mount to silence this warning. [ 25.427875][ T425] ======================================================= [ 25.436063][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 25.477552][ T425] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 25.486938][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 25.493605][ T425] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 25.497300][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 25.507762][ T425] exFAT-fs (loop6): failed to load upcase table [ 25.513832][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.519090][ T425] exFAT-fs (loop6): failed to recognize exfat type [ 25.528921][ T371] device veth1_macvtap entered promiscuous mode [ 25.549206][ T375] device veth0_vlan entered promiscuous mode [ 25.556119][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 25.563917][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 25.572704][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 25.585009][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 25.595346][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 25.603702][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 25.604888][ T428] loop6: detected capacity change from 0 to 152 [ 25.612470][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 25.626248][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.634341][ T428] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 25.645422][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 25.653041][ T428] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 25.661788][ T428] exFAT-fs (loop6): failed to load upcase table [ 25.677769][ T428] exFAT-fs (loop6): failed to recognize exfat type [ 25.687313][ T355] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 25.695737][ T355] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 25.708077][ T355] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 25.719254][ T355] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 25.727957][ T355] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 25.737301][ T355] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 25.744083][ T431] loop6: detected capacity change from 0 to 152 [ 25.755162][ T431] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 25.766097][ T431] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 25.777722][ T431] exFAT-fs (loop6): failed to load upcase table [ 25.784286][ T431] exFAT-fs (loop6): failed to recognize exfat type [ 25.791033][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 25.803920][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 25.813233][ T434] loop6: detected capacity change from 0 to 152 [ 25.820011][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.827426][ T434] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 25.827940][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 25.846544][ T434] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 25.855467][ T434] exFAT-fs (loop6): failed to load upcase table [ 25.863137][ T434] exFAT-fs (loop6): failed to recognize exfat type [ 25.865532][ T372] device veth0_vlan entered promiscuous mode [ 25.891011][ T437] loop5: detected capacity change from 0 to 152 [ 25.901253][ T375] device veth1_macvtap entered promiscuous mode [ 25.907991][ T437] exFAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 25.919234][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 25.926125][ T437] exFAT-fs (loop5): Medium has reported failures. Some data may be lost. [ 25.938393][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 25.956559][ T440] loop6: detected capacity change from 0 to 152 [ 25.958438][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 25.964412][ T437] exFAT-fs (loop5): failed to load upcase table [ 25.975055][ T440] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 25.991247][ T440] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 25.993722][ T437] exFAT-fs (loop5): failed to recognize exfat type [ 26.001098][ T440] exFAT-fs (loop6): failed to load upcase table [ 26.016543][ T440] exFAT-fs (loop6): failed to recognize exfat type [ 26.029153][ T372] device veth1_macvtap entered promiscuous mode [ 26.044448][ T443] loop6: detected capacity change from 0 to 152 [ 26.050780][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 26.064740][ T443] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 26.070094][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.086407][ T446] loop5: detected capacity change from 0 to 152 [ 26.093756][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 26.101760][ T446] exFAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 26.113475][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.121550][ T446] exFAT-fs (loop5): Medium has reported failures. Some data may be lost. [ 26.130753][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 26.138810][ T443] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 26.138823][ T446] exFAT-fs (loop5): failed to load upcase table [ 26.138830][ T446] exFAT-fs (loop5): failed to recognize exfat type [ 26.160931][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 26.169566][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.178189][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 26.187226][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.188272][ T443] exFAT-fs (loop6): failed to load upcase table [ 26.202574][ T443] exFAT-fs (loop6): failed to recognize exfat type [ 26.219102][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 26.227161][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.235930][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 26.244412][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.253472][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.261017][ T200] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.269119][ T377] device veth0_vlan entered promiscuous mode [ 26.283155][ T449] loop6: detected capacity change from 0 to 152 [ 26.284144][ T452] loop5: detected capacity change from 0 to 152 [ 26.297084][ T449] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 26.309853][ T449] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 26.309939][ T8] device bridge_slave_1 left promiscuous mode [ 26.318677][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.327887][ T452] exFAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 26.347494][ T449] exFAT-fs (loop6): failed to load upcase table [ 26.353934][ T449] exFAT-fs (loop6): failed to recognize exfat type [ 26.358719][ T452] exFAT-fs (loop5): Medium has reported failures. Some data may be lost. [ 26.369906][ T8] device bridge_slave_0 left promiscuous mode [ 26.378404][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.390581][ T452] exFAT-fs (loop5): failed to load upcase table [ 26.400293][ T456] loop6: detected capacity change from 0 to 152 [ 26.404522][ T452] exFAT-fs (loop5): failed to recognize exfat type [ 26.414531][ T456] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 26.425450][ T456] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 26.434072][ T8] device veth1_macvtap left promiscuous mode [ 26.436666][ T456] exFAT-fs (loop6): failed to load upcase table [ 26.440170][ T8] device veth0_vlan left promiscuous mode [ 26.447275][ T456] exFAT-fs (loop6): failed to recognize exfat type [ 26.489661][ T465] loop6: detected capacity change from 0 to 152 [ 26.496467][ T462] loop5: detected capacity change from 0 to 152 [ 26.515485][ T465] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 26.519159][ T462] exFAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 26.539525][ T462] exFAT-fs (loop5): Medium has reported failures. Some data may be lost. [ 26.553116][ T465] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 26.566480][ T465] exFAT-fs (loop6): failed to load upcase table [ 26.574086][ T462] exFAT-fs (loop5): failed to load upcase table [ 26.580373][ T462] exFAT-fs (loop5): failed to recognize exfat type [ 26.587326][ T465] exFAT-fs (loop6): failed to recognize exfat type [ 26.633908][ T471] loop5: detected capacity change from 0 to 152 [ 26.642749][ T471] exFAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 26.651398][ T469] loop6: detected capacity change from 0 to 152 [ 26.654107][ T471] exFAT-fs (loop5): Medium has reported failures. Some data may be lost. [ 26.673138][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 26.681651][ T471] exFAT-fs (loop5): failed to load upcase table [ 26.688111][ T471] exFAT-fs (loop5): failed to recognize exfat type [ 26.698841][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.707043][ T469] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 26.726720][ T474] loop5: detected capacity change from 0 to 152 [ 26.746076][ T454] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 26.755245][ T454] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.756271][ T477] loop3: detected capacity change from 0 to 152 [ 26.767030][ T469] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 26.783616][ T474] exFAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 26.794765][ T469] exFAT-fs (loop6): failed to load upcase table [ 26.801031][ T469] exFAT-fs (loop6): failed to recognize exfat type [ 26.810596][ T377] device veth1_macvtap entered promiscuous mode [ 26.822336][ T477] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 26.838647][ T474] exFAT-fs (loop5): Medium has reported failures. Some data may be lost. [ 26.848733][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 26.856742][ T482] loop1: detected capacity change from 0 to 152 [ 26.856877][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 26.872728][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.898750][ T474] exFAT-fs (loop5): failed to load upcase table [ 26.907120][ T477] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 26.916969][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 26.925165][ T474] exFAT-fs (loop5): failed to recognize exfat type [ 26.936109][ T485] loop4: detected capacity change from 0 to 152 [ 26.948054][ T482] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 26.954643][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.976587][ T488] loop6: detected capacity change from 0 to 152 [ 26.980224][ T482] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 26.984490][ T477] exFAT-fs (loop3): failed to load upcase table [ 27.001431][ T485] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.012828][ T488] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.039523][ T482] exFAT-fs (loop1): failed to load upcase table [ 27.046217][ T488] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 27.055946][ T491] loop5: detected capacity change from 0 to 152 [ 27.067290][ T477] exFAT-fs (loop3): failed to recognize exfat type [ 27.071631][ T482] exFAT-fs (loop1): failed to recognize exfat type [ 27.080588][ T485] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 27.089709][ T488] exFAT-fs (loop6): failed to load upcase table [ 27.096833][ T485] exFAT-fs (loop4): failed to load upcase table [ 27.096970][ T491] exFAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.105085][ T488] exFAT-fs (loop6): failed to recognize exfat type [ 27.115153][ T485] exFAT-fs (loop4): failed to recognize exfat type [ 27.120888][ T491] exFAT-fs (loop5): Medium has reported failures. Some data may be lost. [ 27.138702][ T491] exFAT-fs (loop5): failed to load upcase table [ 27.145106][ T491] exFAT-fs (loop5): failed to recognize exfat type [ 27.171469][ T500] loop1: detected capacity change from 0 to 152 [ 27.181424][ T500] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.195331][ T504] loop6: detected capacity change from 0 to 152 [ 27.205903][ T500] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 27.217468][ T500] exFAT-fs (loop1): failed to load upcase table [ 27.226429][ T509] loop4: detected capacity change from 0 to 152 [ 27.226584][ T506] loop5: detected capacity change from 0 to 152 [ 27.234133][ T504] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.249860][ T509] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.261102][ T506] exFAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.262579][ T494] loop3: detected capacity change from 0 to 152 [ 27.280308][ T500] exFAT-fs (loop1): failed to recognize exfat type [ 27.288834][ T509] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 27.298188][ T504] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 27.312958][ T509] exFAT-fs (loop4): failed to load upcase table [ 27.324357][ T494] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.338471][ T509] exFAT-fs (loop4): failed to recognize exfat type [ 27.346519][ T512] loop1: detected capacity change from 0 to 152 [ 27.353924][ T504] exFAT-fs (loop6): failed to load upcase table [ 27.362425][ T506] exFAT-fs (loop5): Medium has reported failures. Some data may be lost. [ 27.377233][ T512] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.390316][ T506] exFAT-fs (loop5): failed to load upcase table [ 27.399423][ T494] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 27.409007][ T516] loop4: detected capacity change from 0 to 152 [ 27.415676][ T504] exFAT-fs (loop6): failed to recognize exfat type [ 27.422476][ T506] exFAT-fs (loop5): failed to recognize exfat type [ 27.429163][ T512] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 27.438654][ T494] exFAT-fs (loop3): failed to load upcase table [ 27.445085][ T516] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.462667][ T512] exFAT-fs (loop1): failed to load upcase table [ 27.470194][ T494] exFAT-fs (loop3): failed to recognize exfat type [ 27.477645][ T516] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 27.486442][ T512] exFAT-fs (loop1): failed to recognize exfat type [ 27.494975][ T519] loop6: detected capacity change from 0 to 152 [ 27.503819][ T519] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.521673][ T516] exFAT-fs (loop4): failed to load upcase table [ 27.528650][ T522] loop5: detected capacity change from 0 to 152 [ 27.535573][ T516] exFAT-fs (loop4): failed to recognize exfat type [ 27.542814][ T522] exFAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.552344][ T519] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 27.570510][ T525] loop1: detected capacity change from 0 to 152 [ 27.581877][ T528] loop3: detected capacity change from 0 to 152 [ 27.585412][ T519] exFAT-fs (loop6): failed to load upcase table [ 27.595376][ T525] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.607031][ T522] exFAT-fs (loop5): Medium has reported failures. Some data may be lost. [ 27.618019][ T528] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.632876][ T531] loop4: detected capacity change from 0 to 152 [ 27.639463][ T522] exFAT-fs (loop5): failed to load upcase table [ 27.645969][ T525] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 27.656036][ T528] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 27.665130][ T531] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.675911][ T522] exFAT-fs (loop5): failed to recognize exfat type [ 27.682505][ T519] exFAT-fs (loop6): failed to recognize exfat type [ 27.683414][ T525] exFAT-fs (loop1): failed to load upcase table [ 27.697079][ T528] exFAT-fs (loop3): failed to load upcase table [ 27.703822][ T531] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 27.712408][ T528] exFAT-fs (loop3): failed to recognize exfat type [ 27.719229][ T531] exFAT-fs (loop4): failed to load upcase table [ 27.725667][ T525] exFAT-fs (loop1): failed to recognize exfat type [ 27.733544][ T531] exFAT-fs (loop4): failed to recognize exfat type [ 27.748929][ T534] loop6: detected capacity change from 0 to 152 [ 27.761004][ T534] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.782148][ T541] loop5: detected capacity change from 0 to 152 [ 27.798957][ T546] loop4: detected capacity change from 0 to 152 [ 27.807479][ T534] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 27.818548][ T541] exFAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.825129][ T546] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.857670][ T549] loop3: detected capacity change from 0 to 152 [ 27.867059][ T552] loop1: detected capacity change from 0 to 152 [ 27.874233][ T534] exFAT-fs (loop6): failed to load upcase table [ 27.881771][ T534] exFAT-fs (loop6): failed to recognize exfat type [ 27.888452][ T549] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.900398][ T552] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 27.911230][ T546] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 27.920295][ T549] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 27.929033][ T552] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 27.938060][ T546] exFAT-fs (loop4): failed to load upcase table [ 27.951091][ T549] exFAT-fs (loop3): failed to load upcase table [ 27.958919][ T552] exFAT-fs (loop1): failed to load upcase table [ 27.965318][ T541] exFAT-fs (loop5): Medium has reported failures. Some data may be lost. [ 27.974801][ T546] exFAT-fs (loop4): failed to recognize exfat type [ 27.987644][ T541] exFAT-fs (loop5): failed to load upcase table [ 27.995256][ T549] exFAT-fs (loop3): failed to recognize exfat type [ 28.003142][ T558] loop6: detected capacity change from 0 to 152 [ 28.009621][ T552] exFAT-fs (loop1): failed to recognize exfat type [ 28.021170][ T541] exFAT-fs (loop5): failed to recognize exfat type [ 28.041131][ T558] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 28.057468][ T558] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 28.067704][ T558] exFAT-fs (loop6): failed to load upcase table [ 28.074298][ T567] loop3: detected capacity change from 0 to 152 [ 28.076995][ T308] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 28.092786][ T558] exFAT-fs (loop6): failed to recognize exfat type [ 28.106453][ T570] loop5: detected capacity change from 0 to 152 [ 28.113385][ T308] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 28.123248][ T564] loop1: detected capacity change from 0 to 152 [ 28.134223][ T573] loop4: detected capacity change from 0 to 152 [ 28.142259][ T564] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 28.160098][ T567] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 28.167610][ T576] loop6: detected capacity change from 0 to 152 [ 28.178258][ T564] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 28.183523][ T570] exFAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 28.198199][ T576] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 28.220504][ T564] exFAT-fs (loop1): failed to load upcase table [ 28.233497][ T573] exFAT-fs (loop4): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 28.250910][ T564] exFAT-fs (loop1): failed to recognize exfat type [ 28.258227][ T576] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 28.288523][ T576] exFAT-fs (loop6): failed to load upcase table [ 28.288954][ T567] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 28.300697][ T576] exFAT-fs (loop6): failed to recognize exfat type [ 28.310103][ T573] exFAT-fs (loop4): Medium has reported failures. Some data may be lost. [ 28.326325][ T573] exFAT-fs (loop4): failed to load upcase table [ 28.342703][ T570] exFAT-fs (loop5): Medium has reported failures. Some data may be lost. [ 28.351686][ T579] loop6: detected capacity change from 0 to 152 [ 28.359068][ T567] exFAT-fs (loop3): failed to load upcase table [ 28.366640][ T582] loop1: detected capacity change from 0 to 152 [ 28.376622][ T573] exFAT-fs (loop4): failed to recognize exfat type [ 28.383431][ T579] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 28.395038][ T579] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 28.403495][ T567] exFAT-fs (loop3): failed to recognize exfat type [ 28.410459][ T570] exFAT-fs (loop5): failed to load upcase table [ 28.421300][ T582] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 28.426696][ T570] exFAT-fs (loop5): failed to recognize exfat type [ 28.441366][ T579] exFAT-fs (loop6): failed to load upcase table [ 28.443408][ T28] kauditd_printk_skb: 31 callbacks suppressed [ 28.443437][ T28] audit: type=1400 audit(1768779823.655:105): avc: denied { unmount } for pid=377 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 28.474006][ T579] exFAT-fs (loop6): failed to recognize exfat type [ 28.480830][ T582] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 28.492581][ T377] ------------[ cut here ]------------ [ 28.498077][ T377] WARNING: CPU: 1 PID: 377 at fs/inode.c:335 drop_nlink+0xc5/0x110 [ 28.506061][ T377] Modules linked in: [ 28.510018][ T377] CPU: 1 PID: 377 Comm: syz-executor Not tainted syzkaller #0 [ 28.517532][ T377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 28.527640][ T377] RIP: 0010:drop_nlink+0xc5/0x110 [ 28.532721][ T377] Code: 1b 48 8d bb b8 04 00 00 be 08 00 00 00 e8 73 b5 f0 ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 fb 85 ab ff <0f> 0b eb 86 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5e ff ff ff 4c [ 28.550559][ T585] loop3: detected capacity change from 0 to 152 [ 28.552361][ T377] RSP: 0018:ffffc90002cb7c38 EFLAGS: 00010293 [ 28.552390][ T377] RAX: ffffffff81c5c3c5 RBX: ffff888121a8b938 RCX: ffff888113acbcc0 [ 28.552403][ T377] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 28.552414][ T377] RBP: ffffc90002cb7c60 R08: 0000000000000003 R09: 0000000000000004 [ 28.552425][ T377] R10: dffffc0000000000 R11: fffff52000596f78 R12: dffffc0000000000 [ 28.552455][ T377] R13: 1ffff11024351730 R14: ffff888121a8b980 R15: 0000000000000000 [ 28.552469][ T377] FS: 0000555571493500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 28.552486][ T377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.568825][ T582] exFAT-fs (loop1): failed to load upcase table [ 28.572815][ T377] CR2: 00007f2057476000 CR3: 000000010e546000 CR4: 00000000003506a0 [ 28.634822][ T377] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.642860][ T377] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.650867][ T377] Call Trace: [ 28.654206][ T377] [ 28.657159][ T377] shmem_rmdir+0x5b/0x90 [ 28.661464][ T377] vfs_rmdir+0x393/0x500 [ 28.665779][ T377] incfs_kill_sb+0x105/0x220 [ 28.670390][ T377] deactivate_locked_super+0xb5/0x120 [ 28.675821][ T377] deactivate_super+0xaf/0xe0 [ 28.680534][ T377] cleanup_mnt+0x474/0x500 [ 28.685020][ T377] __cleanup_mnt+0x19/0x20 [ 28.689476][ T377] task_work_run+0x1e1/0x250 [ 28.694248][ T377] ? __cfi_task_work_run+0x10/0x10 [ 28.697528][ T590] loop5: detected capacity change from 0 to 152 [ 28.699394][ T377] ? __x64_sys_umount+0x12d/0x170 [ 28.699425][ T377] ? __cfi___x64_sys_umount+0x10/0x10 [ 28.707719][ T582] exFAT-fs (loop1): failed to recognize exfat type [ 28.710738][ T377] exit_to_user_mode_loop+0x9b/0xb0 [ 28.727908][ T377] exit_to_user_mode_prepare+0x87/0xd0 [ 28.733417][ T377] syscall_exit_to_user_mode+0x1a/0x30 [ 28.738894][ T377] do_syscall_64+0x58/0xa0 [ 28.743413][ T377] ? clear_bhb_loop+0x30/0x80 [ 28.748131][ T377] ? clear_bhb_loop+0x30/0x80 [ 28.752864][ T377] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 28.758780][ T377] RIP: 0033:0x7f134bd9bf17 [ 28.761587][ T590] exFAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 28.763256][ T377] Code: a2 c7 05 7c 96 24 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 28.763272][ T377] RSP: 002b:00007ffe6e853f98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 28.802028][ T377] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f134bd9bf17 [ 28.810026][ T377] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe6e854050 [ 28.818047][ T377] RBP: 00007ffe6e854050 R08: 00007ffe6e855050 R09: 00000000ffffffff [ 28.822880][ T590] exFAT-fs (loop5): Medium has reported failures. Some data may be lost. [ 28.826063][ T377] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe6e8550e0 [ 28.842500][ T377] R13: 00007f134be0471f R14: 0000000000006edd R15: 00007ffe6e855120 [ 28.850501][ T377] [ 28.853795][ T377] ---[ end trace 0000000000000000 ]--- [ 28.861448][ T585] exFAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 28.873309][ T377] ================================================================== [ 28.881412][ T377] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60 [ 28.886753][ T590] exFAT-fs (loop5): failed to load upcase table [ 28.887684][ T377] Write of size 4 at addr 0000000000000170 by task syz-executor/377 [ 28.887702][ T377] [ 28.887709][ T377] CPU: 1 PID: 377 Comm: syz-executor Tainted: G W syzkaller #0 [ 28.895511][ T597] loop6: detected capacity change from 0 to 152 [ 28.901910][ T377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 28.901923][ T377] Call Trace: [ 28.901930][ T377] [ 28.901937][ T377] __dump_stack+0x21/0x24 [ 28.913857][ T590] exFAT-fs (loop5): failed to recognize exfat type [ 28.919461][ T377] dump_stack_lvl+0x110/0x170 [ 28.919489][ T377] ? __cfi_dump_stack_lvl+0x8/0x8 [ 28.941674][ T585] exFAT-fs (loop3): Medium has reported failures. Some data may be lost. [ 28.946621][ T377] ? __cfi_call_rcu+0x10/0x10 [ 28.946653][ T377] ? ihold+0x20/0x60 [ 28.953074][ T597] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 28.956373][ T377] ? ihold+0x20/0x60 [ 28.956395][ T377] print_report+0x3d/0x60 [ 28.979227][ T597] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 28.983950][ T377] kasan_report+0x122/0x150 [ 28.983977][ T377] ? ihold+0x20/0x60 [ 28.997214][ T585] exFAT-fs (loop3): failed to load upcase table [ 29.000610][ T377] kasan_check_range+0x249/0x2a0 [ 29.000640][ T377] __kasan_check_write+0x14/0x20 [ 29.012917][ T597] exFAT-fs (loop6): failed to load upcase table [ 29.015275][ T377] ihold+0x20/0x60 [ 29.015299][ T377] vfs_rmdir+0x25f/0x500 [ 29.029922][ T585] exFAT-fs (loop3): failed to recognize exfat type 2026/01/18 23:43:44 executed programs: 68 [ 29.031520][ T377] incfs_kill_sb+0x105/0x220 [ 29.031552][ T377] deactivate_locked_super+0xb5/0x120 [ 29.038821][ T597] exFAT-fs (loop6): failed to recognize exfat type [ 29.039590][ T377] deactivate_super+0xaf/0xe0 [ 29.067234][ T377] cleanup_mnt+0x474/0x500 [ 29.071693][ T377] __cleanup_mnt+0x19/0x20 [ 29.076136][ T377] task_work_run+0x1e1/0x250 [ 29.080753][ T377] ? __cfi_task_work_run+0x10/0x10 [ 29.085903][ T377] ? __x64_sys_umount+0x12d/0x170 [ 29.090958][ T377] ? __cfi___x64_sys_umount+0x10/0x10 [ 29.096368][ T377] exit_to_user_mode_loop+0x9b/0xb0 [ 29.101608][ T377] exit_to_user_mode_prepare+0x87/0xd0 [ 29.107100][ T377] syscall_exit_to_user_mode+0x1a/0x30 [ 29.112580][ T377] do_syscall_64+0x58/0xa0 [ 29.115061][ T600] loop6: detected capacity change from 0 to 152 [ 29.117014][ T377] ? clear_bhb_loop+0x30/0x80 [ 29.127951][ T377] ? clear_bhb_loop+0x30/0x80 [ 29.132661][ T377] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 29.138029][ T600] exFAT-fs (loop6): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 29.138574][ T377] RIP: 0033:0x7f134bd9bf17 [ 29.153567][ T377] Code: a2 c7 05 7c 96 24 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 29.161940][ T600] exFAT-fs (loop6): Medium has reported failures. Some data may be lost. [ 29.173184][ T377] RSP: 002b:00007ffe6e853f98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 29.173208][ T377] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f134bd9bf17 [ 29.173220][ T377] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe6e854050 [ 29.173231][ T377] RBP: 00007ffe6e854050 R08: 00007ffe6e855050 R09: 00000000ffffffff [ 29.173243][ T377] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe6e8550e0 [ 29.184909][ T600] exFAT-fs (loop6): failed to load upcase table [ 29.190076][ T377] R13: 00007f134be0471f R14: 0000000000006edd R15: 00007ffe6e855120 [ 29.190097][ T377] [ 29.190104][ T377] ================================================================== [ 29.194936][ T377] Disabling lock debugging due to kernel taint [ 29.250330][ T600] exFAT-fs (loop6): failed to recognize exfat type [ 29.257265][ T377] BUG: kernel NULL pointer dereference, address: 0000000000000170 [ 29.268032][ T377] #PF: supervisor write access in kernel mode [ 29.274111][ T377] #PF: error_code(0x0002) - not-present page [ 29.280103][ T377] PGD 12cfdb067 P4D 12cfdb067 PUD 0 [ 29.285414][ T377] Oops: 0002 [#1] PREEMPT SMP KASAN [ 29.286624][ T28] audit: type=1400 audit(1768779824.475:106): avc: denied { read } for pid=84 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 [ 29.290622][ T377] CPU: 1 PID: 377 Comm: syz-executor Tainted: G B W syzkaller #0 [ 29.290642][ T377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 29.313939][ T28] audit: type=1400 audit(1768779824.475:107): avc: denied { search } for pid=84 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 29.321299][ T377] RIP: 0010:ihold+0x26/0x60 [ 29.334249][ T28] audit: type=1400 audit(1768779824.475:108): avc: denied { write } for pid=84 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 29.352627][ T377] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 61 7d ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 b0 ac f0 ff 41 be 01 00 00 00 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 51 [ 29.352645][ T377] RSP: 0018:ffffc90002cb7c78 EFLAGS: 00010246 [ 29.352671][ T377] RAX: ffff888113acbc00 RBX: 0000000000000000 RCX: ffff888113acbcc0 [ 29.352684][ T377] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 29.358060][ T28] audit: type=1400 audit(1768779824.475:109): avc: denied { add_name } for pid=84 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 29.378347][ T377] RBP: ffffc90002cb7c88 R08: ffffffff8796f7e7 R09: 1ffffffff0f2defc [ 29.378362][ T377] R10: dffffc0000000000 R11: fffffbfff0f2defd R12: ffff888121a8b944 [ 29.378374][ T377] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 [ 29.378385][ T377] FS: 0000555571493500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 29.398928][ T28] audit: type=1400 audit(1768779824.475:110): avc: denied { create } for pid=84 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 29.404054][ T377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.404068][ T377] CR2: 0000000000000170 CR3: 000000010e546000 CR4: 00000000003506a0 [ 29.404082][ T377] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 29.404092][ T377] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 29.413448][ T28] audit: type=1400 audit(1768779824.475:111): avc: denied { append open } for pid=84 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 29.420038][ T377] Call Trace: [ 29.420045][ T377] [ 29.420051][ T377] vfs_rmdir+0x25f/0x500 [ 29.441398][ T28] audit: type=1400 audit(1768779824.475:112): avc: denied { getattr } for pid=84 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 29.448491][ T377] incfs_kill_sb+0x105/0x220 [ 29.448518][ T377] deactivate_locked_super+0xb5/0x120 [ 29.465647][ T603] loop1: detected capacity change from 0 to 152 [ 29.473383][ T377] deactivate_super+0xaf/0xe0 [ 29.473410][ T377] cleanup_mnt+0x474/0x500 [ 29.473427][ T377] __cleanup_mnt+0x19/0x20 [ 29.473442][ T377] task_work_run+0x1e1/0x250 [ 29.507950][ T603] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 29.508398][ T377] ? __cfi_task_work_run+0x10/0x10 [ 29.530204][ T603] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 29.547148][ T377] ? __x64_sys_umount+0x12d/0x170 [ 29.547181][ T377] ? __cfi___x64_sys_umount+0x10/0x10 [ 29.547208][ T377] exit_to_user_mode_loop+0x9b/0xb0 [ 29.547228][ T377] exit_to_user_mode_prepare+0x87/0xd0 [ 29.547248][ T377] syscall_exit_to_user_mode+0x1a/0x30 [ 29.547265][ T377] do_syscall_64+0x58/0xa0 [ 29.547285][ T377] ? clear_bhb_loop+0x30/0x80 [ 29.547317][ T377] ? clear_bhb_loop+0x30/0x80 [ 29.547343][ T377] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 29.554723][ T603] exFAT-fs (loop1): failed to load upcase table [ 29.558385][ T377] RIP: 0033:0x7f134bd9bf17 [ 29.558405][ T377] Code: a2 c7 05 7c 96 24 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 29.581786][ T603] exFAT-fs (loop1): failed to recognize exfat type [ 29.585460][ T377] RSP: 002b:00007ffe6e853f98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 29.585481][ T377] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f134bd9bf17 [ 29.738246][ T377] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe6e854050 [ 29.746237][ T377] RBP: 00007ffe6e854050 R08: 00007ffe6e855050 R09: 00000000ffffffff [ 29.754210][ T377] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe6e8550e0 [ 29.762217][ T377] R13: 00007f134be0471f R14: 0000000000006edd R15: 00007ffe6e855120 [ 29.770203][ T377] [ 29.773231][ T377] Modules linked in: [ 29.777154][ T377] CR2: 0000000000000170 [ 29.781317][ T377] ---[ end trace 0000000000000000 ]--- [ 29.786774][ T377] RIP: 0010:ihold+0x26/0x60 [ 29.791307][ T377] Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 61 7d ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 b0 ac f0 ff 41 be 01 00 00 00 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 51 [ 29.810919][ T377] RSP: 0018:ffffc90002cb7c78 EFLAGS: 00010246 [ 29.816991][ T377] RAX: ffff888113acbc00 RBX: 0000000000000000 RCX: ffff888113acbcc0 [ 29.824957][ T377] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 29.832925][ T377] RBP: ffffc90002cb7c88 R08: ffffffff8796f7e7 R09: 1ffffffff0f2defc [ 29.840896][ T377] R10: dffffc0000000000 R11: fffffbfff0f2defd R12: ffff888121a8b944 [ 29.848869][ T377] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 [ 29.856871][ T377] FS: 0000555571493500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 29.865810][ T377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.872399][ T377] CR2: 0000000000000170 CR3: 000000010e546000 CR4: 00000000003506a0 [ 29.880369][ T377] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 29.888337][ T377] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 29.896392][ T377] Kernel panic - not syncing: Fatal exception [ 29.903008][ T377] Kernel Offset: disabled [ 29.907327][ T377] Rebooting in 86400 seconds..