Warning: Permanently added '10.128.1.91' (ED25519) to the list of known hosts. 2025/09/16 04:36:49 ignoring optional flag "type"="gce" 2025/09/16 04:36:49 parsed 1 programs 2025/09/16 04:36:49 executed programs: 0 [ 41.996110][ T336] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.003154][ T336] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.010570][ T336] device bridge_slave_0 entered promiscuous mode [ 42.018024][ T336] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.025114][ T336] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.032418][ T336] device bridge_slave_1 entered promiscuous mode [ 42.090818][ T340] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.097901][ T340] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.105686][ T340] device bridge_slave_0 entered promiscuous mode [ 42.113352][ T340] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.120527][ T340] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.127858][ T340] device bridge_slave_1 entered promiscuous mode [ 42.217630][ T342] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.224710][ T342] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.231989][ T342] device bridge_slave_0 entered promiscuous mode [ 42.240058][ T342] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.247138][ T342] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.254487][ T342] device bridge_slave_1 entered promiscuous mode [ 42.316642][ T341] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.323685][ T341] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.331175][ T341] device bridge_slave_0 entered promiscuous mode [ 42.339147][ T341] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.346270][ T341] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.353575][ T341] device bridge_slave_1 entered promiscuous mode [ 42.409299][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.416456][ T345] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.423872][ T345] device bridge_slave_0 entered promiscuous mode [ 42.438185][ T340] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.445244][ T340] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.452587][ T340] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.459644][ T340] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.469415][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.476502][ T345] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.483795][ T345] device bridge_slave_1 entered promiscuous mode [ 42.542065][ T344] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.549264][ T344] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.556609][ T344] device bridge_slave_0 entered promiscuous mode [ 42.563894][ T344] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.571118][ T344] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.578657][ T344] device bridge_slave_1 entered promiscuous mode [ 42.638084][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.645602][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.655257][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.662722][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.715299][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.723446][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.732553][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.741025][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.749350][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.756378][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.763805][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.772193][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.780404][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.787466][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.795034][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.803149][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.810288][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.817706][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.825904][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.832913][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.840291][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.848200][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.856241][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.898595][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.913115][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.937381][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.945534][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.953479][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.961492][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.970158][ T340] device veth0_vlan entered promiscuous mode [ 42.978364][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.986627][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.993635][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.022735][ T340] device veth1_macvtap entered promiscuous mode [ 43.029587][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.037609][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.046045][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.054912][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.081056][ T336] device veth0_vlan entered promiscuous mode [ 43.090686][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.099172][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.106238][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.113710][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.122063][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.129114][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.136709][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.144970][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.151974][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.159470][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.167770][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.174800][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.182263][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.190373][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.198327][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.206529][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.213561][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.220950][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.228860][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.236933][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.244405][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.251773][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.260122][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.268283][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.275320][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.282747][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.291227][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.299456][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.306485][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.313830][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.322299][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.330728][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.339066][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.347476][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.355638][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.363802][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.371625][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.379457][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.387212][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.394706][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.406431][ T342] device veth0_vlan entered promiscuous mode [ 43.414580][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.422568][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.451481][ T345] device veth0_vlan entered promiscuous mode [ 43.459493][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.468189][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.476383][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.483770][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.491829][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.499440][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.507111][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.515465][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.523725][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.531922][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.540042][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.548597][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.557288][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.565589][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.573504][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.581766][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.589835][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.598289][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.617729][ T341] device veth0_vlan entered promiscuous mode [ 43.625742][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.633911][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.642179][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.651054][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.659041][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.667142][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.674727][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.686011][ T336] device veth1_macvtap entered promiscuous mode [ 43.693363][ T342] device veth1_macvtap entered promiscuous mode [ 43.701420][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.709883][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 43.723855][ T345] device veth1_macvtap entered promiscuous mode [ 43.737252][ T341] device veth1_macvtap entered promiscuous mode [ 43.759311][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.768278][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.772205][ T403] loop0: detected capacity change from 0 to 2048 [ 43.777354][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.785847][ T30] kauditd_printk_skb: 14 callbacks suppressed [ 43.785859][ T30] audit: type=1400 audit(1757997411.756:88): avc: denied { mounton } for pid=402 comm="syz-executor.0" path="/root/syzkaller-testdir4042573381/syzkaller.MXwlKM/0/file0" dev="sda1" ino=2044 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 43.792154][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.832086][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.840731][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.842737][ T403] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 43.860198][ T30] audit: type=1400 audit(1757997411.836:89): avc: denied { mount } for pid=402 comm="syz-executor.0" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 43.863897][ T344] device veth0_vlan entered promiscuous mode [ 43.896630][ T30] audit: type=1400 audit(1757997411.866:90): avc: denied { write } for pid=402 comm="syz-executor.0" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 43.915748][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.919430][ T30] audit: type=1400 audit(1757997411.866:91): avc: denied { add_name } for pid=402 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 43.941129][ T410] loop4: detected capacity change from 0 to 2048 [ 43.947645][ T30] audit: type=1400 audit(1757997411.866:92): avc: denied { create } for pid=402 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 43.953981][ T402] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1147: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 43.974432][ T30] audit: type=1400 audit(1757997411.876:93): avc: denied { read write open } for pid=402 comm="syz-executor.0" path="/root/syzkaller-testdir4042573381/syzkaller.MXwlKM/0/file0/bus" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 43.989960][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.016920][ T30] audit: type=1400 audit(1757997411.876:94): avc: denied { map } for pid=402 comm="syz-executor.0" path="/root/syzkaller-testdir4042573381/syzkaller.MXwlKM/0/file0/bus" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 44.051432][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.059680][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.069140][ T410] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 44.080101][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.087531][ T402] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 306 with error 28 [ 44.104970][ T402] EXT4-fs (loop0): This should not happen!! Data will be lost [ 44.104970][ T402] [ 44.114842][ T402] EXT4-fs (loop0): Total free blocks count 0 [ 44.120829][ T402] EXT4-fs (loop0): Free/Dirty block details [ 44.122263][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.126771][ T402] EXT4-fs (loop0): free_blocks=2415919104 [ 44.140830][ T402] EXT4-fs (loop0): dirty_blocks=1088 [ 44.146258][ T402] EXT4-fs (loop0): Block reservation details [ 44.152242][ T402] EXT4-fs (loop0): i_reserved_data_blocks=82 [ 44.155616][ T409] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1147: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 44.160440][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.181592][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.190243][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.198821][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.207380][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.215824][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.223078][ T409] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 558 with error 28 [ 44.224255][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.244958][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.259390][ T344] device veth1_macvtap entered promiscuous mode [ 44.286190][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.297340][ T409] EXT4-fs (loop4): This should not happen!! Data will be lost [ 44.297340][ T409] [ 44.308969][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.348122][ T409] EXT4-fs (loop4): Total free blocks count 0 [ 44.349045][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.358610][ T417] loop1: detected capacity change from 0 to 2048 [ 44.365297][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.386115][ T420] loop3: detected capacity change from 0 to 2048 [ 44.392580][ T422] loop5: detected capacity change from 0 to 2048 [ 44.401483][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.414621][ T409] EXT4-fs (loop4): Free/Dirty block details [ 44.420542][ T409] EXT4-fs (loop4): free_blocks=2415919104 [ 44.441676][ T422] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 44.442083][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.452525][ T409] EXT4-fs (loop4): dirty_blocks=2608 [ 44.468060][ T409] EXT4-fs (loop4): Block reservation details [ 44.474477][ T409] EXT4-fs (loop4): i_reserved_data_blocks=164 [ 44.485798][ T424] loop2: detected capacity change from 0 to 2048 [ 44.494926][ T420] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 44.510873][ T417] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 44.521976][ T421] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1147: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 44.546834][ T424] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 44.551840][ T421] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 992 with error 28 [ 44.604326][ T421] EXT4-fs (loop5): This should not happen!! Data will be lost [ 44.604326][ T421] [ 44.604871][ T419] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1147: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 44.614066][ T421] EXT4-fs (loop5): Total free blocks count 0 [ 44.635963][ T421] EXT4-fs (loop5): Free/Dirty block details [ 44.642481][ T30] audit: type=1400 audit(1757997412.616:95): avc: denied { unmount } for pid=344 comm="syz-executor.2" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 44.649450][ T416] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1147: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 44.683073][ T408] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 306 with max blocks 2048 with error 28 [ 44.703371][ T421] EXT4-fs (loop5): free_blocks=2415919104 [ 44.714699][ T408] EXT4-fs (loop0): This should not happen!! Data will be lost [ 44.714699][ T408] [ 44.730508][ T421] EXT4-fs (loop5): dirty_blocks=2544 [ 44.753560][ T419] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 568 with error 28 [ 44.754198][ T421] EXT4-fs (loop5): Block reservation details [ 44.790025][ T417] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 32 with max blocks 1 with error 28 [ 44.796160][ T441] loop2: detected capacity change from 0 to 2048 [ 44.811431][ T8] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 558 with max blocks 2048 with error 28 [ 44.814378][ T419] EXT4-fs (loop3): This should not happen!! Data will be lost [ 44.814378][ T419] [ 44.844236][ T421] EXT4-fs (loop5): i_reserved_data_blocks=230 [ 44.846757][ T417] EXT4-fs (loop1): This should not happen!! Data will be lost [ 44.846757][ T417] [ 44.850349][ T8] EXT4-fs (loop4): This should not happen!! Data will be lost [ 44.850349][ T8] [ 44.906910][ T441] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 44.932321][ T417] EXT4-fs (loop1): Total free blocks count 0 [ 44.938595][ T419] EXT4-fs (loop3): Total free blocks count 0 [ 44.964516][ T417] EXT4-fs (loop1): Free/Dirty block details [ 44.970590][ T417] EXT4-fs (loop1): free_blocks=2415919104 [ 44.975697][ T419] EXT4-fs (loop3): Free/Dirty block details [ 44.980546][ T417] EXT4-fs (loop1): dirty_blocks=48 [ 44.988280][ T417] EXT4-fs (loop1): Block reservation details [ 44.994323][ T417] EXT4-fs (loop1): i_reserved_data_blocks=3 [ 45.013659][ T440] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1147: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.029552][ T408] ------------[ cut here ]------------ [ 45.035080][ T408] kernel BUG at fs/ext4/inode.c:2747! [ 45.040482][ T408] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 45.046558][ T408] CPU: 0 PID: 408 Comm: kworker/u4:3 Not tainted syzkaller #0 [ 45.054024][ T408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 45.064086][ T408] Workqueue: writeback wb_workfn (flush-7:1) [ 45.070129][ T408] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 45.075857][ T408] Code: 00 00 00 e8 dd 81 8f ff 84 db 75 2c e8 44 7f 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 2b 7f 8f ff <0f> 0b e8 24 7f 8f ff e8 3b 37 27 ff eb a2 e8 18 7f 8f ff e8 2f 37 [ 45.095689][ T408] RSP: 0018:ffffc900011c7100 EFLAGS: 00010293 [ 45.101762][ T408] RAX: ffffffff81d93f85 RBX: 000000c410000000 RCX: ffff8881101bbb40 [ 45.109741][ T408] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 45.110647][ T419] EXT4-fs (loop3): free_blocks=2415919104 [ 45.117710][ T408] RBP: ffffc900011c7470 R08: dffffc0000000000 R09: ffffed1024e91759 [ 45.117723][ T408] R10: ffffed1024e91759 R11: 1ffff11024e91758 R12: dffffc0000000000 [ 45.117733][ T408] R13: 0000000000000001 R14: 0000008000000000 R15: ffff88812748bd58 [ 45.117744][ T408] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 45.131651][ T419] EXT4-fs (loop3): dirty_blocks=3824 [ 45.139445][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.139460][ T408] CR2: 000000c0000d5000 CR3: 000000011d71f000 CR4: 00000000003506b0 [ 45.139473][ T408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.139483][ T408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.192158][ T408] Call Trace: [ 45.192155][ T440] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 334 with error 28 [ 45.195427][ T408] [ 45.195436][ T408] ? __kasan_check_write+0x14/0x20 [ 45.195458][ T408] ? pagecache_get_page+0xcb6/0xda0 [ 45.195474][ T408] ? __kasan_check_read+0x11/0x20 [ 45.195489][ T408] ? mark_page_accessed+0x3b6/0x8d0 [ 45.195504][ T408] ? __activate_page+0xd40/0xd40 [ 45.219420][ T419] EXT4-fs (loop3): Block reservation details [ 45.220993][ T408] ? ext4_readpage+0x220/0x220 [ 45.238313][ T419] EXT4-fs (loop3): i_reserved_data_blocks=321 [ 45.242052][ T408] ? blk_finish_plug+0x4c/0x80 [ 45.257585][ T408] ? memcpy+0x56/0x70 [ 45.261556][ T408] ? copy_page_from_iter_atomic+0x784/0x1350 [ 45.267519][ T408] ? xas_load+0x2ea/0x300 [ 45.271833][ T408] ? ext4_readpage+0x220/0x220 [ 45.276588][ T408] do_writepages+0x48a/0x6c0 [ 45.281181][ T408] ? update_curr+0x2f3/0x5b0 [ 45.285945][ T408] ? __writepage+0x130/0x130 [ 45.290563][ T408] ? enqueue_task_fair+0xaa7/0x2120 [ 45.295754][ T408] ? __kasan_check_write+0x14/0x20 [ 45.300849][ T408] ? _raw_spin_lock+0x8e/0xe0 [ 45.305527][ T408] __writeback_single_inode+0xd5/0x9c0 [ 45.310980][ T408] ? wbc_attach_and_unlock_inode+0x194/0x5f0 [ 45.316940][ T408] writeback_sb_inodes+0x9c0/0x1590 [ 45.322130][ T408] ? psi_task_change+0x212/0x370 [ 45.327059][ T408] ? queue_io+0x4c0/0x4c0 [ 45.331370][ T408] ? __kasan_check_read+0x11/0x20 [ 45.336380][ T408] ? queue_io+0x382/0x4c0 [ 45.340696][ T408] wb_writeback+0x3f1/0x980 [ 45.345218][ T408] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 45.351214][ T408] ? set_worker_desc+0x155/0x1c0 [ 45.356160][ T408] ? __kasan_check_write+0x14/0x20 [ 45.361259][ T408] wb_workfn+0x38f/0xe20 [ 45.365487][ T408] ? inode_wait_for_writeback+0x200/0x200 [ 45.371277][ T408] ? compat_start_thread+0x20/0x20 [ 45.376372][ T408] ? _raw_spin_unlock+0x4d/0x70 [ 45.381206][ T408] ? finish_task_switch+0x16b/0x780 [ 45.386386][ T408] ? __switch_to_asm+0x3a/0x60 [ 45.391130][ T408] ? __schedule+0xb76/0x14c0 [ 45.395699][ T408] process_one_work+0x6be/0xba0 [ 45.400636][ T408] worker_thread+0xa59/0x1200 [ 45.405323][ T408] ? __kthread_parkme+0xac/0x200 [ 45.410256][ T408] kthread+0x411/0x500 [ 45.414316][ T408] ? worker_clr_flags+0x190/0x190 [ 45.419325][ T408] ? kthread_blkcg+0xd0/0xd0 [ 45.423899][ T408] ret_from_fork+0x1f/0x30 [ 45.428300][ T408] [ 45.431301][ T408] Modules linked in: [ 45.451488][ T447] loop0: detected capacity change from 0 to 2048 [ 45.452204][ T449] loop4: detected capacity change from 0 to 2048 [ 45.510977][ T447] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.512161][ T408] ---[ end trace 3cac4e972b2ce550 ]--- [ 45.524965][ T449] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.527968][ T408] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 45.545071][ T408] Code: 00 00 00 e8 dd 81 8f ff 84 db 75 2c e8 44 7f 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 2b 7f 8f ff <0f> 0b e8 24 7f 8f ff e8 3b 37 27 ff eb a2 e8 18 7f 8f ff e8 2f 37 [ 45.547355][ T440] EXT4-fs (loop2): This should not happen!! Data will be lost [ 45.547355][ T440] [ 45.565080][ T408] RSP: 0018:ffffc900011c7100 EFLAGS: 00010293 [ 45.576926][ T10] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 992 with max blocks 2048 with error 28 [ 45.580612][ T408] RAX: ffffffff81d93f85 RBX: 000000c410000000 RCX: ffff8881101bbb40 [ 45.606087][ T408] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 45.616730][ T408] RBP: ffffc900011c7470 R08: dffffc0000000000 R09: ffffed1024e91759 [ 45.624908][ T408] R10: ffffed1024e91759 R11: 1ffff11024e91758 R12: dffffc0000000000 [ 45.632914][ T408] R13: 0000000000000001 R14: 0000008000000000 R15: ffff88812748bd58 [ 45.635476][ T8] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 568 with max blocks 2048 with error 28 [ 45.641046][ T408] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 45.653722][ T10] EXT4-fs (loop5): This should not happen!! Data will be lost [ 45.653722][ T10] [ 45.662614][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.672650][ T446] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1147: group 0, [ 45.678665][ T408] CR2: 00007f11d9202000 CR3: 0000000126d73000 CR4: 00000000003506a0 [ 45.678683][ T408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.686905][ T446] block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.687744][ T448] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1147: group 0, [ 45.694920][ T408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.694936][ T408] Kernel panic - not syncing: Fatal exception [ 45.702882][ T448] block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.711857][ T408] Kernel Offset: disabled [ 45.747160][ T408] Rebooting in 86400 seconds..