Warning: Permanently added '10.128.1.91' (ED25519) to the list of known hosts. 2025/09/20 08:48:23 parsed 1 programs [ 47.861714][ T28] audit: type=1400 audit(1758358104.212:106): avc: denied { unlink } for pid=394 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 47.928473][ T394] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 49.088529][ T28] audit: type=1401 audit(1758358105.432:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 49.133639][ T438] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.141080][ T438] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.148820][ T438] device bridge_slave_0 entered promiscuous mode [ 49.156032][ T438] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.163409][ T438] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.171097][ T438] device bridge_slave_1 entered promiscuous mode [ 49.214767][ T438] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.221933][ T438] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.229267][ T438] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.236609][ T438] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.254174][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.262376][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.269891][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.280107][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.288823][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.296117][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.305185][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.314005][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.321403][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.335598][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.345001][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.358497][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.369662][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.377961][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.385844][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.394263][ T438] device veth0_vlan entered promiscuous mode [ 49.406055][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.415485][ T438] device veth1_macvtap entered promiscuous mode [ 49.424533][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.434886][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.462896][ T438] syz-executor (438) used greatest stack depth: 22016 bytes left 2025/09/20 08:48:26 executed programs: 0 [ 49.729169][ T461] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.736732][ T461] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.744881][ T461] device bridge_slave_0 entered promiscuous mode [ 49.758745][ T461] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.766358][ T461] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.773947][ T461] device bridge_slave_1 entered promiscuous mode [ 49.836425][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.844348][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.854145][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.863816][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.872546][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.879792][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.887834][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.900707][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.909368][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.918750][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.925999][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.944538][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.952851][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.962332][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.970999][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.985220][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.994007][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.011433][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 50.020794][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.029944][ T461] device veth0_vlan entered promiscuous mode [ 50.037584][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.046257][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.061636][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.071532][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.087740][ T461] device veth1_macvtap entered promiscuous mode [ 50.097558][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.105690][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.115546][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.125805][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.134700][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.167752][ T472] loop2: detected capacity change from 0 to 2048 [ 50.183677][ T472] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 50.193426][ T28] audit: type=1400 audit(1758358106.542:108): avc: denied { mount } for pid=471 comm="syz.2.16" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 50.221527][ T28] audit: type=1400 audit(1758358106.542:109): avc: denied { write } for pid=471 comm="syz.2.16" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 50.244460][ T28] audit: type=1400 audit(1758358106.542:110): avc: denied { add_name } for pid=471 comm="syz.2.16" name="hugetlb.2MB.usage_in_bytes" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 50.244767][ T472] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 50.269159][ T28] audit: type=1400 audit(1758358106.542:111): avc: denied { create } for pid=471 comm="syz.2.16" name="hugetlb.2MB.usage_in_bytes" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 50.284838][ T472] EXT4-fs (loop2): Remounting filesystem read-only [ 50.307126][ T28] audit: type=1400 audit(1758358106.552:112): avc: denied { read append open } for pid=471 comm="syz.2.16" path="/0/file0/hugetlb.2MB.usage_in_bytes" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 50.340382][ T28] audit: type=1400 audit(1758358106.552:113): avc: denied { map } for pid=471 comm="syz.2.16" path="/0/file0/hugetlb.2MB.usage_in_bytes" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 50.341018][ T461] EXT4-fs (loop2): unmounting filesystem. [ 50.390971][ T479] loop2: detected capacity change from 0 to 2048 [ 50.409906][ T479] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 50.421150][ T479] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 50.437996][ T479] EXT4-fs (loop2): Remounting filesystem read-only [ 50.447621][ T461] EXT4-fs (loop2): unmounting filesystem. [ 50.468124][ T484] loop2: detected capacity change from 0 to 2048 [ 50.488338][ T484] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 50.508424][ T484] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 50.524364][ T484] EXT4-fs (loop2): Remounting filesystem read-only [ 50.534577][ T461] EXT4-fs (loop2): unmounting filesystem. [ 50.558275][ T489] loop2: detected capacity change from 0 to 2048 [ 50.573441][ T489] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 50.585979][ T489] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 50.602471][ T489] EXT4-fs (loop2): Remounting filesystem read-only [ 50.611563][ T461] EXT4-fs (loop2): unmounting filesystem. [ 50.632658][ T494] loop2: detected capacity change from 0 to 2048 [ 50.652792][ T494] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 50.673688][ T494] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 50.692529][ T494] EXT4-fs (loop2): Remounting filesystem read-only [ 50.702502][ T461] EXT4-fs (loop2): unmounting filesystem. [ 50.728038][ T499] loop2: detected capacity change from 0 to 2048 [ 50.755268][ T499] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 50.766852][ T499] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 50.782587][ T499] EXT4-fs (loop2): Remounting filesystem read-only [ 50.792466][ T461] EXT4-fs (loop2): unmounting filesystem. [ 50.812368][ T504] loop2: detected capacity change from 0 to 2048 [ 50.833083][ T504] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 50.847844][ T504] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 50.865660][ T504] EXT4-fs (loop2): Remounting filesystem read-only [ 50.876227][ T461] EXT4-fs (loop2): unmounting filesystem. [ 50.899874][ T509] loop2: detected capacity change from 0 to 2048 [ 50.919840][ T509] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 50.936090][ T509] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 50.951568][ T509] EXT4-fs (loop2): Remounting filesystem read-only [ 50.960497][ T461] EXT4-fs (loop2): unmounting filesystem. [ 50.981132][ T514] loop2: detected capacity change from 0 to 2048 [ 50.992664][ T514] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.007698][ T514] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.023499][ T514] EXT4-fs (loop2): Remounting filesystem read-only [ 51.032144][ T461] EXT4-fs (loop2): unmounting filesystem. [ 51.059789][ T519] loop2: detected capacity change from 0 to 2048 [ 51.082712][ T519] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.094297][ T519] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.111586][ T519] EXT4-fs (loop2): Remounting filesystem read-only [ 51.123379][ T461] EXT4-fs (loop2): unmounting filesystem. [ 51.144010][ T524] loop2: detected capacity change from 0 to 2048 [ 51.152351][ T8] device bridge_slave_1 left promiscuous mode [ 51.158889][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.167656][ T8] device bridge_slave_0 left promiscuous mode [ 51.175646][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.185070][ T524] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.194131][ T8] device veth1_macvtap left promiscuous mode [ 51.201593][ T8] device veth0_vlan left promiscuous mode [ 51.208336][ T524] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.224105][ T524] EXT4-fs (loop2): Remounting filesystem read-only [ 51.234492][ T461] EXT4-fs (loop2): unmounting filesystem. [ 51.262812][ T529] loop2: detected capacity change from 0 to 2048 [ 51.274229][ T529] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.288003][ T529] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.303775][ T529] EXT4-fs (loop2): Remounting filesystem read-only [ 51.313723][ T461] EXT4-fs (loop2): unmounting filesystem. [ 51.335622][ T534] loop2: detected capacity change from 0 to 2048 [ 51.352500][ T534] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.368169][ T534] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.383889][ T534] EXT4-fs (loop2): Remounting filesystem read-only [ 51.393179][ T461] EXT4-fs (loop2): unmounting filesystem. [ 51.417188][ T539] loop2: detected capacity change from 0 to 2048 [ 51.433856][ T539] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.446936][ T539] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.462489][ T539] EXT4-fs (loop2): Remounting filesystem read-only [ 51.470964][ T461] EXT4-fs (loop2): unmounting filesystem. [ 51.494517][ T544] loop2: detected capacity change from 0 to 2048 [ 51.513965][ T544] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.526023][ T544] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.541310][ T544] EXT4-fs (loop2): Remounting filesystem read-only [ 51.549857][ T461] EXT4-fs (loop2): unmounting filesystem. [ 51.570266][ T549] loop2: detected capacity change from 0 to 2048 [ 51.585314][ T549] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.597929][ T549] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.613357][ T549] EXT4-fs (loop2): Remounting filesystem read-only [ 51.623067][ T461] EXT4-fs (loop2): unmounting filesystem. [ 51.647715][ T554] loop2: detected capacity change from 0 to 2048 [ 51.673718][ T554] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.689115][ T554] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.705669][ T554] EXT4-fs (loop2): Remounting filesystem read-only [ 51.714323][ T461] EXT4-fs (loop2): unmounting filesystem. [ 51.733378][ T559] loop2: detected capacity change from 0 to 2048 [ 51.752560][ T559] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.767860][ T559] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.783987][ T559] EXT4-fs (loop2): Remounting filesystem read-only [ 51.793247][ T461] EXT4-fs (loop2): unmounting filesystem. [ 51.813304][ T564] loop2: detected capacity change from 0 to 2048 [ 51.832736][ T564] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.844592][ T564] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.861146][ T564] EXT4-fs (loop2): Remounting filesystem read-only [ 51.870019][ T461] EXT4-fs (loop2): unmounting filesystem. [ 51.888486][ T569] loop2: detected capacity change from 0 to 2048 [ 51.903569][ T569] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.916046][ T569] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.931751][ T569] EXT4-fs (loop2): Remounting filesystem read-only [ 51.940208][ T461] EXT4-fs (loop2): unmounting filesystem. [ 51.958998][ T574] loop2: detected capacity change from 0 to 2048 [ 51.983383][ T574] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.996482][ T574] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.012466][ T574] EXT4-fs (loop2): Remounting filesystem read-only [ 52.021873][ T461] EXT4-fs (loop2): unmounting filesystem. [ 52.042280][ T579] loop2: detected capacity change from 0 to 2048 [ 52.053266][ T579] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 52.064618][ T579] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.082116][ T579] EXT4-fs (loop2): Remounting filesystem read-only [ 52.091536][ T461] EXT4-fs (loop2): unmounting filesystem. [ 52.109829][ T584] loop2: detected capacity change from 0 to 2048 [ 52.122642][ T584] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 52.134410][ T584] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.150923][ T584] EXT4-fs (loop2): Remounting filesystem read-only [ 52.159842][ T461] EXT4-fs (loop2): unmounting filesystem. [ 52.177805][ T589] loop2: detected capacity change from 0 to 2048 [ 52.193045][ T589] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 52.204957][ T589] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.220886][ T589] EXT4-fs (loop2): Remounting filesystem read-only [ 52.230025][ T461] EXT4-fs (loop2): unmounting filesystem. [ 52.248120][ T594] loop2: detected capacity change from 0 to 2048 [ 52.265342][ T594] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 52.279687][ T594] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.295857][ T594] EXT4-fs (loop2): Remounting filesystem read-only [ 52.304549][ T461] EXT4-fs (loop2): unmounting filesystem. [ 52.326397][ T599] loop2: detected capacity change from 0 to 2048 [ 52.342640][ T599] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 52.356172][ T599] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.371765][ T599] EXT4-fs (loop2): Remounting filesystem read-only [ 52.380490][ T461] EXT4-fs (loop2): unmounting filesystem. [ 52.400276][ T604] loop2: detected capacity change from 0 to 2048 [ 52.412773][ T604] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 52.429297][ T604] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.444595][ T604] EXT4-fs (loop2): Remounting filesystem read-only [ 52.454129][ T461] EXT4-fs (loop2): unmounting filesystem. [ 52.473032][ T609] loop2: detected capacity change from 0 to 2048 [ 52.483370][ T609] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 52.498302][ T609] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.514774][ T609] EXT4-fs (loop2): Remounting filesystem read-only [ 52.525230][ T461] EXT4-fs (loop2): unmounting filesystem. [ 52.544302][ T614] loop2: detected capacity change from 0 to 2048 [ 52.563613][ T614] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 52.575327][ T614] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.601567][ T614] EXT4-fs (loop2): Remounting filesystem read-only [ 52.611528][ T461] EXT4-fs (loop2): unmounting filesystem. [ 52.635490][ T619] loop2: detected capacity change from 0 to 2048 [ 52.653298][ T619] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 52.665298][ T619] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.682063][ T619] EXT4-fs (loop2): Remounting filesystem read-only [ 52.690861][ T461] EXT4-fs (loop2): unmounting filesystem. [ 52.711085][ T624] loop2: detected capacity change from 0 to 2048 [ 52.732943][ T624] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 52.744416][ T624] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.762295][ T624] EXT4-fs (loop2): Remounting filesystem read-only [ 52.773037][ T461] EXT4-fs (loop2): unmounting filesystem. [ 52.793359][ T629] loop2: detected capacity change from 0 to 2048 [ 52.813203][ T629] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 52.826259][ T629] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.845682][ T629] EXT4-fs (loop2): Remounting filesystem read-only [ 52.855237][ T461] EXT4-fs (loop2): unmounting filesystem. [ 52.877902][ T634] loop2: detected capacity change from 0 to 2048 [ 52.896653][ T634] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.914190][ T634] EXT4-fs (loop2): Remounting filesystem read-only [ 52.936259][ T639] loop2: detected capacity change from 0 to 2048 [ 52.954867][ T639] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 52.972079][ T639] EXT4-fs (loop2): Remounting filesystem read-only [ 52.998478][ T644] loop2: detected capacity change from 0 to 2048 [ 53.019005][ T644] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.035660][ T644] EXT4-fs (loop2): Remounting filesystem read-only [ 53.063076][ T649] loop2: detected capacity change from 0 to 2048 [ 53.084506][ T649] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.100585][ T649] EXT4-fs (loop2): Remounting filesystem read-only [ 53.122306][ T654] loop2: detected capacity change from 0 to 2048 [ 53.146252][ T654] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.162238][ T654] EXT4-fs (loop2): Remounting filesystem read-only [ 53.187817][ T659] loop2: detected capacity change from 0 to 2048 [ 53.207022][ T659] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.226803][ T659] EXT4-fs (loop2): Remounting filesystem read-only [ 53.247672][ T664] loop2: detected capacity change from 0 to 2048 [ 53.267261][ T664] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.283927][ T664] EXT4-fs (loop2): Remounting filesystem read-only [ 53.305202][ T669] loop2: detected capacity change from 0 to 2048 [ 53.327112][ T672] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 53.345132][ T672] EXT4-fs (loop2): Remounting filesystem read-only [ 53.352140][ T669] ------------[ cut here ]------------ [ 53.357878][ T669] kernel BUG at fs/ext4/ext4_jbd2.c:53! [ 53.363717][ T669] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 53.369782][ T669] CPU: 0 PID: 669 Comm: syz.2.55 Not tainted syzkaller #0 [ 53.376976][ T669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 53.387196][ T669] RIP: 0010:__ext4_journal_stop+0x192/0x1a0 [ 53.393095][ T669] Code: c3 e8 f2 36 8e ff e9 f7 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 ff ff ff e8 18 9f d2 ff e9 0a ff ff ff e8 ce 36 8e ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 [ 53.413647][ T669] RSP: 0018:ffffc90000cf7738 EFLAGS: 00010293 [ 53.419879][ T669] RAX: ffffffff81e1d292 RBX: 0000000000000000 RCX: ffff888109772880 [ 53.428100][ T669] RDX: 0000000000000000 RSI: 000000000000032c RDI: ffffffff86418857 [ 53.436497][ T669] RBP: ffffc90000cf7770 R08: dffffc0000000000 R09: ffffed1022d3e6f4 [ 53.444549][ T669] R10: ffffed1022d3e6f4 R11: 1ffff11022d3e6f3 R12: 1ffff110256570ee [ 53.453407][ T669] R13: ffff88812b2b8770 R14: 000000000000032c R15: ffffffff86418857 [ 53.462334][ T669] FS: 00007f8fdff8e6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 53.472486][ T669] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.479166][ T669] CR2: 0000200000000300 CR3: 000000012c812000 CR4: 00000000003506b0 [ 53.487654][ T669] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.495797][ T669] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.504123][ T669] Call Trace: [ 53.507395][ T669] [ 53.510327][ T669] ext4_write_inline_data_end+0x7b8/0xa90 [ 53.516338][ T669] ? __cfi_ext4_write_inline_data_end+0x10/0x10 [ 53.522672][ T669] ? __cfi_copy_page_from_iter_atomic+0x10/0x10 [ 53.529396][ T669] ext4_da_write_end+0x1ce/0x8c0 [ 53.534517][ T669] generic_perform_write+0x3a2/0x6d0 [ 53.540034][ T669] ? __cfi_generic_perform_write+0x10/0x10 [ 53.545913][ T669] ext4_buffered_write_iter+0x36f/0x660 [ 53.551798][ T669] ? schedule+0xd4/0x170 [ 53.556189][ T669] ext4_file_write_iter+0x18f/0x13d0 [ 53.561915][ T669] ? futex_wait+0x47c/0x750 [ 53.566508][ T669] ? wake_up_q+0x105/0x1b0 [ 53.571021][ T669] ? __cfi_futex_wait+0x10/0x10 [ 53.576232][ T669] ? avc_policy_seqno+0x1b/0x70 [ 53.581250][ T669] ? __cfi_ext4_file_write_iter+0x10/0x10 [ 53.587253][ T669] ? fsnotify_perm+0x67/0x5b0 [ 53.592013][ T669] ? security_file_permission+0x8a/0xb0 [ 53.597736][ T669] vfs_write+0x5db/0xca0 [ 53.602107][ T669] ? slab_free_freelist_hook+0xc2/0x190 [ 53.607825][ T669] ? __cfi_vfs_write+0x10/0x10 [ 53.612895][ T669] ? __cfi_mutex_lock+0x10/0x10 [ 53.617750][ T669] ? __fdget_pos+0x2cd/0x380 [ 53.622436][ T669] ? ksys_write+0x71/0x240 [ 53.627061][ T669] ksys_write+0x140/0x240 [ 53.631507][ T669] ? __cfi_ksys_write+0x10/0x10 [ 53.641301][ T669] ? fpregs_restore_userregs+0x128/0x260 [ 53.647901][ T669] __x64_sys_write+0x7b/0x90 [ 53.653218][ T669] x64_sys_call+0x27b/0x9a0 [ 53.658031][ T669] do_syscall_64+0x4c/0xa0 [ 53.662569][ T669] ? clear_bhb_loop+0x30/0x80 [ 53.667652][ T669] ? clear_bhb_loop+0x30/0x80 [ 53.672689][ T669] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.679293][ T669] RIP: 0033:0x7f8fdf18e929 [ 53.684637][ T669] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 53.706452][ T669] RSP: 002b:00007f8fdff8e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.716359][ T669] RAX: ffffffffffffffda RBX: 00007f8fdf3b5fa0 RCX: 00007f8fdf18e929 [ 53.724717][ T669] RDX: 000000000000000b RSI: 0000200000000300 RDI: 0000000000000004 [ 53.733340][ T669] RBP: 00007f8fdf210b39 R08: 0000000000000000 R09: 0000000000000000 [ 53.742032][ T669] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.750716][ T669] R13: 0000000000000000 R14: 00007f8fdf3b5fa0 R15: 00007ffcd2c3be98 [ 53.758920][ T669] [ 53.762373][ T669] Modules linked in: [ 53.768162][ T669] ---[ end trace 0000000000000000 ]--- [ 53.774148][ T669] RIP: 0010:__ext4_journal_stop+0x192/0x1a0 [ 53.780761][ T669] Code: c3 e8 f2 36 8e ff e9 f7 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 ff ff ff e8 18 9f d2 ff e9 0a ff ff ff e8 ce 36 8e ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 [ 53.802127][ T669] RSP: 0018:ffffc90000cf7738 EFLAGS: 00010293 [ 53.808487][ T669] RAX: ffffffff81e1d292 RBX: 0000000000000000 RCX: ffff888109772880 [ 53.817139][ T669] RDX: 0000000000000000 RSI: 000000000000032c RDI: ffffffff86418857 [ 53.825434][ T669] RBP: ffffc90000cf7770 R08: dffffc0000000000 R09: ffffed1022d3e6f4 [ 53.833554][ T669] R10: ffffed1022d3e6f4 R11: 1ffff11022d3e6f3 R12: 1ffff110256570ee [ 53.841702][ T669] R13: ffff88812b2b8770 R14: 000000000000032c R15: ffffffff86418857 [ 53.849856][ T669] FS: 00007f8fdff8e6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 53.859138][ T669] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.866198][ T669] CR2: 0000200000000300 CR3: 000000012c812000 CR4: 00000000003506b0 [ 53.874479][ T669] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.883265][ T669] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.891570][ T669] Kernel panic - not syncing: Fatal exception [ 53.898283][ T669] Kernel Offset: disabled [ 53.903386][ T669] Rebooting in 86400 seconds..