T318] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.601568][ T318] device bridge_slave_0 entered promiscuous mode [ 45.609749][ T318] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.617454][ T318] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.625304][ T318] device bridge_slave_1 entered promiscuous mode [ 45.678595][ T318] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.685989][ T318] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.693952][ T318] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.701252][ T318] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.720944][ T319] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.729061][ T319] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.738365][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.746918][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.758436][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.767960][ T319] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.776567][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.788726][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.797268][ T319] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.806218][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.823774][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.833626][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.847970][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.860224][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.871402][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.879709][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.888966][ T318] device veth0_vlan entered promiscuous mode [ 45.899609][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.909027][ T318] device veth1_macvtap entered promiscuous mode [ 45.921157][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.931089][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2025/10/29 02:52:30 executed programs: 0 [ 46.510076][ T361] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.517528][ T361] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.525184][ T361] device bridge_slave_0 entered promiscuous mode [ 46.532822][ T361] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.540091][ T361] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.548201][ T361] device bridge_slave_1 entered promiscuous mode [ 46.622716][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.630234][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.639258][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.647918][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.656627][ T319] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.663680][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.671280][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.680036][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.688493][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.697048][ T319] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.704866][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.717195][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.727340][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.741876][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.753927][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.762856][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.771076][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.779617][ T361] device veth0_vlan entered promiscuous mode [ 46.790114][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.799422][ T361] device veth1_macvtap entered promiscuous mode [ 46.809803][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.818508][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.828642][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.837087][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.876702][ T372] loop2: detected capacity change from 0 to 2048 [ 46.900148][ T372] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 46.952972][ T372] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.17: bg 0: block 234: padding at end of block bitmap is not set [ 47.044212][ T378] loop2: detected capacity change from 0 to 2048 [ 47.105529][ T378] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 47.148294][ T378] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.18: bg 0: block 234: padding at end of block bitmap is not set [ 47.234949][ T382] loop2: detected capacity change from 0 to 2048 [ 47.300522][ T382] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 47.340963][ T383] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-382: bg 0: block 234: padding at end of block bitmap is not set [ 47.435148][ T386] loop2: detected capacity change from 0 to 2048 [ 47.451409][ T43] device bridge_slave_1 left promiscuous mode [ 47.458136][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.465881][ T43] device bridge_slave_0 left promiscuous mode [ 47.472850][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.481879][ T43] device veth1_macvtap left promiscuous mode [ 47.488975][ T386] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 47.511057][ T43] device veth0_vlan left promiscuous mode [ 47.567090][ T387] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-386: bg 0: block 234: padding at end of block bitmap is not set [ 47.643079][ T390] loop2: detected capacity change from 0 to 2048 [ 47.668643][ T390] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 47.710282][ T391] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-390: bg 0: block 234: padding at end of block bitmap is not set [ 47.735516][ T390] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.21: lblock 0 mapped to illegal pblock 62218 (length 1) [ 47.735790][ T391] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-390: lblock 0 mapped to illegal pblock 62218 (length 1) [ 47.752523][ T390] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.21: lblock 0 mapped to illegal pblock 62218 (length 1) [ 47.776952][ T391] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-390: lblock 0 mapped to illegal pblock 62218 (length 1) [ 47.784058][ T390] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.21: lblock 0 mapped to illegal pblock 62218 (length 1) [ 47.799799][ T391] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-390: lblock 0 mapped to illegal pblock 62218 (length 1) [ 47.815103][ T390] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.21: lblock 0 mapped to illegal pblock 62218 (length 1) [ 47.829707][ T391] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-390: lblock 0 mapped to illegal pblock 62218 (length 1) [ 47.844374][ T390] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.21: lblock 0 mapped to illegal pblock 62218 (length 1) [ 47.972097][ T394] loop2: detected capacity change from 0 to 2048 [ 48.018038][ T394] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 48.042665][ T394] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.22: bg 0: block 234: padding at end of block bitmap is not set [ 48.059155][ T394] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.22: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.059171][ T395] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-394: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.059490][ T395] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-394: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.074650][ T394] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.22: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.089776][ T395] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-394: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.104614][ T394] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.22: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.120283][ T395] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-394: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.134598][ T394] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.22: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.163402][ T395] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-394: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.373701][ T398] loop2: detected capacity change from 0 to 2048 [ 48.398095][ T398] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 48.427781][ T398] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.23: bg 0: block 234: padding at end of block bitmap is not set [ 48.443376][ T398] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.23: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.443393][ T399] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-398: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.443629][ T399] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-398: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.467569][ T398] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.23: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.473594][ T399] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-398: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.488366][ T398] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.23: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.503947][ T399] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-398: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.517811][ T398] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.23: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.533239][ T399] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-398: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.696925][ T402] loop2: detected capacity change from 0 to 2048 [ 48.718037][ T402] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 48.741820][ T402] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.24: bg 0: block 234: padding at end of block bitmap is not set [ 48.853372][ T406] loop2: detected capacity change from 0 to 2048 [ 48.877982][ T406] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 48.919095][ T407] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-406: bg 0: block 234: padding at end of block bitmap is not set [ 48.937184][ T406] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.25: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.937200][ T407] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-406: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.937493][ T407] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-406: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.953610][ T406] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.25: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.968044][ T407] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-406: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.983005][ T406] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.25: lblock 0 mapped to illegal pblock 62218 (length 1) [ 48.997566][ T407] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-406: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.012375][ T406] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.25: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.037110][ T407] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-406: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.133431][ T410] loop2: detected capacity change from 0 to 2048 [ 49.151445][ T410] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 49.177477][ T410] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.26: bg 0: block 234: padding at end of block bitmap is not set [ 49.196763][ T410] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.26: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.196767][ T411] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-410: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.197071][ T411] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-410: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.227473][ T410] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.26: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.257008][ T411] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-410: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.272095][ T410] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.26: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.287923][ T411] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-410: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.303608][ T410] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.26: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.318885][ T411] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-410: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.450638][ T414] loop2: detected capacity change from 0 to 2048 [ 49.503959][ T414] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 49.537374][ T414] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.27: bg 0: block 234: padding at end of block bitmap is not set [ 49.553264][ T414] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.27: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.553281][ T415] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-414: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.553546][ T415] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-414: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.569031][ T414] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.27: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.583260][ T415] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-414: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.598151][ T414] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.27: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.613226][ T415] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-414: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.627561][ T414] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.27: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.642472][ T415] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-414: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.753054][ T418] loop2: detected capacity change from 0 to 2048 [ 49.779768][ T418] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 49.803952][ T418] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.28: bg 0: block 234: padding at end of block bitmap is not set [ 49.820267][ T418] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.28: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.820282][ T419] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-418: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.820565][ T419] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-418: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.835995][ T418] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.28: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.850761][ T419] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-418: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.865452][ T418] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.28: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.880673][ T419] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-418: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.895505][ T418] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.28: lblock 0 mapped to illegal pblock 62218 (length 1) [ 49.909998][ T419] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-418: lblock 0 mapped to illegal pblock 62218 (length 1) [ 50.022273][ T422] loop2: detected capacity change from 0 to 2048 [ 50.082842][ T422] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 50.107956][ T422] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.29: bg 0: block 234: padding at end of block bitmap is not set [ 50.128232][ T422] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.29: lblock 0 mapped to illegal pblock 62218 (length 1) [ 50.128247][ T423] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-422: lblock 0 mapped to illegal pblock 62218 (length 1) [ 50.128516][ T423] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-422: lblock 0 mapped to illegal pblock 62218 (length 1) [ 50.143779][ T422] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.29: lblock 0 mapped to illegal pblock 62218 (length 1) [ 50.158223][ T423] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-422: lblock 0 mapped to illegal pblock 62218 (length 1) [ 50.173218][ T422] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.29: lblock 0 mapped to illegal pblock 62218 (length 1) [ 50.187778][ T423] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-422: lblock 0 mapped to illegal pblock 62218 (length 1) [ 50.203085][ T422] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.29: lblock 0 mapped to illegal pblock 62218 (length 1) [ 50.217696][ T423] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-422: lblock 0 mapped to illegal pblock 62218 (length 1) [ 50.373704][ T426] loop2: detected capacity change from 0 to 2048 [ 50.460638][ T426] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 50.483951][ T426] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.30: bg 0: block 234: padding at end of block bitmap is not set [ 50.572697][ T430] loop2: detected capacity change from 0 to 2048 [ 50.604561][ T430] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 50.647841][ T431] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-430: bg 0: block 234: padding at end of block bitmap is not set [ 50.733395][ T434] loop2: detected capacity change from 0 to 2048 [ 50.772017][ T434] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 50.801552][ T434] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.32: bg 0: block 234: padding at end of block bitmap is not set [ 50.932957][ T439] loop2: detected capacity change from 0 to 2048 [ 51.018890][ T439] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 51.041581][ T439] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.33: bg 0: block 234: padding at end of block bitmap is not set [ 51.058932][ T439] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.33: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.058948][ T440] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-439: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.059235][ T440] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-439: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.074184][ T439] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.33: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.089128][ T440] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-439: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.103985][ T439] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.33: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.118643][ T440] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-439: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.133360][ T439] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.33: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.148200][ T440] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-439: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.252028][ T443] loop2: detected capacity change from 0 to 2048 [ 51.301042][ T443] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 51.337867][ T444] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-443: bg 0: block 234: padding at end of block bitmap is not set [ 51.357086][ T443] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.34: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.357103][ T444] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-443: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.372153][ T443] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.34: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.387589][ T444] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-443: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.401627][ T443] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.34: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.416338][ T444] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-443: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.431409][ T443] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.34: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.446257][ T444] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-443: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.460581][ T443] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.34: lblock 0 mapped to illegal pblock 62218 (length 1) 2025/10/29 02:52:35 executed programs: 20 [ 51.612307][ T447] loop2: detected capacity change from 0 to 2048 [ 51.652381][ T447] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 51.681303][ T447] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.35: bg 0: block 234: padding at end of block bitmap is not set [ 51.700692][ T447] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.35: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.700706][ T448] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-447: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.701067][ T448] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-447: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.716988][ T447] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.35: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.731632][ T448] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-447: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.746305][ T447] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.35: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.761179][ T448] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-447: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.776002][ T447] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.35: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.790573][ T448] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-447: lblock 0 mapped to illegal pblock 62218 (length 1) [ 51.971699][ T451] loop2: detected capacity change from 0 to 2048 [ 52.032270][ T451] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 52.061807][ T452] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-451: bg 0: block 234: padding at end of block bitmap is not set [ 52.142242][ T455] loop2: detected capacity change from 0 to 2048 [ 52.158120][ T455] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 52.183966][ T455] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.37: bg 0: block 234: padding at end of block bitmap is not set [ 52.272833][ T459] loop2: detected capacity change from 0 to 2048 [ 52.318255][ T459] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 52.347854][ T459] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.38: bg 0: block 234: padding at end of block bitmap is not set [ 52.366043][ T459] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.38: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.366054][ T460] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-459: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.366328][ T460] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-459: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.386834][ T459] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.38: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.411506][ T460] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-459: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.441500][ T459] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.38: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.456553][ T459] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.38: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.471662][ T459] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.38: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.471659][ T460] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-459: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.651515][ T463] loop2: detected capacity change from 0 to 2048 [ 52.693208][ T463] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 52.722023][ T464] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-463: bg 0: block 234: padding at end of block bitmap is not set [ 52.741693][ T464] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-463: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.741688][ T463] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.39: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.742227][ T463] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.39: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.757422][ T464] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-463: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.772350][ T463] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.39: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.787466][ T464] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-463: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.801978][ T463] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.39: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.816874][ T464] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-463: lblock 0 mapped to illegal pblock 62218 (length 1) [ 52.831593][ T463] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.39: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.011096][ T467] loop2: detected capacity change from 0 to 2048 [ 53.039600][ T467] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 53.077765][ T468] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-467: bg 0: block 234: padding at end of block bitmap is not set [ 53.099982][ T467] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.40: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.099996][ T468] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-467: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.100300][ T468] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-467: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.115640][ T467] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.40: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.145008][ T468] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-467: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.159379][ T467] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.40: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.174590][ T468] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-467: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.189045][ T467] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.40: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.204061][ T468] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-467: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.333748][ T471] loop2: detected capacity change from 0 to 2048 [ 53.417947][ T471] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 53.447109][ T472] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-471: bg 0: block 234: padding at end of block bitmap is not set [ 53.552132][ T475] loop2: detected capacity change from 0 to 2048 [ 53.613070][ T475] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 53.658176][ T475] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.42: bg 0: block 234: padding at end of block bitmap is not set [ 53.811392][ T480] loop2: detected capacity change from 0 to 2048 [ 53.873489][ T480] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 53.918008][ T481] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-480: bg 0: block 234: padding at end of block bitmap is not set [ 53.936667][ T480] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.43: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.936670][ T481] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-480: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.936947][ T480] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.43: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.952336][ T481] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-480: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.967370][ T480] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.43: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.983666][ T481] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-480: lblock 0 mapped to illegal pblock 62218 (length 1) [ 53.997336][ T480] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.43: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.011586][ T481] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-480: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.026569][ T480] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.43: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.162030][ T484] loop2: detected capacity change from 0 to 2048 [ 54.218010][ T484] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 54.243205][ T484] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.44: bg 0: block 234: padding at end of block bitmap is not set [ 54.264260][ T484] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.44: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.264267][ T485] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-484: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.264574][ T485] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-484: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.279733][ T484] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.44: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.294244][ T485] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-484: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.309203][ T484] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.44: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.324000][ T485] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-484: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.338421][ T484] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.44: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.353689][ T485] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-484: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.462058][ T488] loop2: detected capacity change from 0 to 2048 [ 54.521303][ T488] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 54.543706][ T488] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.45: bg 0: block 234: padding at end of block bitmap is not set [ 54.622631][ T492] loop2: detected capacity change from 0 to 2048 [ 54.648657][ T492] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 54.677708][ T492] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.46: bg 0: block 234: padding at end of block bitmap is not set [ 54.751105][ T496] loop2: detected capacity change from 0 to 2048 [ 54.778359][ T496] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 54.804103][ T496] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.47: bg 0: block 234: padding at end of block bitmap is not set [ 54.921204][ T500] loop2: detected capacity change from 0 to 2048 [ 54.948280][ T500] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 54.972012][ T500] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.48: bg 0: block 234: padding at end of block bitmap is not set [ 54.993868][ T500] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.48: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.993882][ T501] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-500: lblock 0 mapped to illegal pblock 62218 (length 1) [ 54.994164][ T501] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-500: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.011414][ T500] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.48: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.023782][ T501] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-500: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.038960][ T500] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.48: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.053545][ T501] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-500: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.068715][ T500] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.48: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.082930][ T501] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-500: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.251267][ T504] loop2: detected capacity change from 0 to 2048 [ 55.311829][ T504] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 55.348242][ T504] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.49: bg 0: block 234: padding at end of block bitmap is not set [ 55.364545][ T504] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.49: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.364560][ T505] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-504: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.364843][ T505] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-504: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.380054][ T504] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.49: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.394865][ T505] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-504: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.409320][ T504] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.49: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.425025][ T505] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-504: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.439340][ T504] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.49: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.454388][ T505] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-504: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.562399][ T508] loop2: detected capacity change from 0 to 2048 [ 55.588357][ T508] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 55.614973][ T508] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.50: bg 0: block 234: padding at end of block bitmap is not set [ 55.635112][ T509] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-508: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.635097][ T508] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.50: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.635417][ T509] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-508: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.665044][ T508] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.50: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.694091][ T508] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.50: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.694369][ T509] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-508: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.709259][ T508] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.50: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.723930][ T509] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-508: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.738290][ T508] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.50: lblock 0 mapped to illegal pblock 62218 (length 1) [ 55.857664][ T512] loop2: detected capacity change from 0 to 2048 [ 55.887709][ T512] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 55.926896][ T512] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.51: bg 0: block 234: padding at end of block bitmap is not set [ 56.013107][ T516] loop2: detected capacity change from 0 to 2048 [ 56.068018][ T516] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 56.097463][ T516] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.52: bg 0: block 234: padding at end of block bitmap is not set [ 56.123451][ T516] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.52: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.123465][ T517] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-516: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.123793][ T517] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-516: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.139563][ T516] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.52: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.154448][ T517] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-516: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.168674][ T516] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.52: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.183997][ T517] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-516: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.213741][ T516] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.52: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.244419][ T517] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-516: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.324862][ T520] loop2: detected capacity change from 0 to 2048 [ 56.422941][ T520] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 56.467820][ T521] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-520: bg 0: block 234: padding at end of block bitmap is not set [ 56.485048][ T520] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.53: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.485060][ T521] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-520: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.485316][ T521] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-520: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.510913][ T520] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.53: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.515106][ T521] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-520: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.530007][ T520] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.53: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.544743][ T521] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-520: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.560616][ T520] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.53: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.574833][ T521] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-520: lblock 0 mapped to illegal pblock 62218 (length 1) 2025/10/29 02:52:40 executed programs: 39 [ 56.682110][ T524] loop2: detected capacity change from 0 to 2048 [ 56.791627][ T524] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 56.820941][ T525] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-524: bg 0: block 234: padding at end of block bitmap is not set [ 56.841506][ T524] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.54: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.841542][ T525] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-524: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.857530][ T524] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.54: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.872602][ T525] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-524: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.887066][ T524] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.54: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.901529][ T525] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-524: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.916495][ T524] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.54: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.931053][ T525] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-524: lblock 0 mapped to illegal pblock 62218 (length 1) [ 56.946040][ T524] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.54: lblock 0 mapped to illegal pblock 62218 (length 1) [ 57.094343][ T528] loop2: detected capacity change from 0 to 2048 [ 57.114185][ T528] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 57.137809][ T528] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.55: bg 0: block 234: padding at end of block bitmap is not set [ 57.156398][ T528] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.55: lblock 0 mapped to illegal pblock 62218 (length 1) [ 57.156410][ T529] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-528: lblock 0 mapped to illegal pblock 62218 (length 1) [ 57.171591][ T528] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.55: lblock 0 mapped to illegal pblock 62218 (length 1) [ 57.186566][ T529] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-528: lblock 0 mapped to illegal pblock 62218 (length 1) [ 57.200809][ T528] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.55: lblock 0 mapped to illegal pblock 62218 (length 1) [ 57.215893][ T529] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-528: lblock 0 mapped to illegal pblock 62218 (length 1) [ 57.230004][ T528] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.55: lblock 0 mapped to illegal pblock 62218 (length 1) [ 57.244949][ T529] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-528: lblock 0 mapped to illegal pblock 62218 (length 1) [ 57.259360][ T528] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.55: lblock 0 mapped to illegal pblock 62218 (length 1) [ 57.413148][ T532] loop2: detected capacity change from 0 to 2048 [ 57.507886][ T532] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 57.530761][ T532] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.56: bg 0: block 234: padding at end of block bitmap is not set [ 57.610983][ T536] loop2: detected capacity change from 0 to 2048 [ 57.712020][ T536] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 57.742544][ T536] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.57: bg 0: block 234: padding at end of block bitmap is not set [ 57.843173][ T540] loop2: detected capacity change from 0 to 2048 [ 58.018138][ T540] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 58.047773][ T540] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.58: bg 0: block 234: padding at end of block bitmap is not set [ 58.068609][ T540] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.58: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.068626][ T541] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-540: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.068916][ T541] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-540: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.084037][ T540] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.58: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.098306][ T541] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-540: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.113370][ T540] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.58: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.127679][ T541] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-540: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.144086][ T540] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.58: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.156841][ T541] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-540: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.293244][ T544] loop2: detected capacity change from 0 to 2048 [ 58.353141][ T544] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 58.397667][ T545] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-544: bg 0: block 234: padding at end of block bitmap is not set [ 58.417790][ T544] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.59: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.417806][ T545] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-544: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.418126][ T545] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-544: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.433030][ T544] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.59: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.448044][ T545] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-544: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.462293][ T544] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.59: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.477330][ T545] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-544: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.491777][ T544] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.59: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.506710][ T545] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-544: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.612626][ T548] loop2: detected capacity change from 0 to 2048 [ 58.633534][ T548] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 58.678038][ T549] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-548: bg 0: block 234: padding at end of block bitmap is not set [ 58.771210][ T552] loop2: detected capacity change from 0 to 2048 [ 58.837922][ T552] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 58.878427][ T552] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.61: bg 0: block 234: padding at end of block bitmap is not set [ 58.894488][ T552] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.61: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.894504][ T553] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-552: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.894742][ T553] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-552: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.909724][ T552] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.61: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.923995][ T553] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-552: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.938970][ T552] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.61: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.953682][ T553] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-552: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.968410][ T552] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.61: lblock 0 mapped to illegal pblock 62218 (length 1) [ 58.982691][ T553] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-552: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.091415][ T556] loop2: detected capacity change from 0 to 2048 [ 59.138028][ T556] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 59.160751][ T556] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.62: bg 0: block 234: padding at end of block bitmap is not set [ 59.242232][ T560] loop2: detected capacity change from 0 to 2048 [ 59.263315][ T560] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 59.286707][ T560] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.63: bg 0: block 234: padding at end of block bitmap is not set [ 59.301606][ T560] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.63: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.301616][ T561] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-560: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.301842][ T561] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-560: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.316991][ T560] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.63: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.331284][ T561] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-560: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.346793][ T560] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.63: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.360667][ T561] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-560: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.405185][ T560] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.63: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.405344][ T561] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-560: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.571403][ T564] loop2: detected capacity change from 0 to 2048 [ 59.653051][ T564] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 59.699038][ T565] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-564: bg 0: block 234: padding at end of block bitmap is not set [ 59.714407][ T564] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.64: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.714423][ T565] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-564: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.714684][ T565] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-564: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.736756][ T564] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.64: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.744459][ T565] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-564: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.759495][ T564] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.64: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.774243][ T565] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-564: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.788666][ T564] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.64: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.803521][ T565] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-564: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.913042][ T569] loop2: detected capacity change from 0 to 2048 [ 60.011194][ T569] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 60.038152][ T569] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.65: bg 0: block 234: padding at end of block bitmap is not set [ 60.054352][ T569] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.65: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.054366][ T570] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-569: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.054651][ T570] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-569: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.069873][ T569] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.65: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.084968][ T570] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-569: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.099411][ T569] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.65: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.114618][ T570] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-569: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.128513][ T569] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.65: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.143632][ T570] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-569: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.251679][ T573] loop2: detected capacity change from 0 to 2048 [ 60.340473][ T573] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 60.363635][ T573] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.66: bg 0: block 234: padding at end of block bitmap is not set [ 60.431825][ T577] loop2: detected capacity change from 0 to 2048 [ 60.493526][ T577] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 60.537633][ T577] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.67: bg 0: block 234: padding at end of block bitmap is not set [ 60.690544][ T581] loop2: detected capacity change from 0 to 2048 [ 60.717944][ T581] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 60.747925][ T581] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.68: bg 0: block 234: padding at end of block bitmap is not set [ 60.831541][ T585] loop2: detected capacity change from 0 to 2048 [ 60.848332][ T585] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 60.887651][ T586] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-585: bg 0: block 234: padding at end of block bitmap is not set [ 60.992220][ T589] loop2: detected capacity change from 0 to 2048 [ 61.040363][ T589] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 61.067610][ T589] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.70: bg 0: block 234: padding at end of block bitmap is not set [ 61.142996][ T593] loop2: detected capacity change from 0 to 2048 [ 61.200789][ T593] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 61.223617][ T593] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.71: bg 0: block 234: padding at end of block bitmap is not set [ 61.311225][ T597] loop2: detected capacity change from 0 to 2048 [ 61.362624][ T597] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 61.387325][ T597] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.72: bg 0: block 234: padding at end of block bitmap is not set [ 61.531513][ T601] loop2: detected capacity change from 0 to 2048 [ 61.572822][ T601] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 61.617950][ T601] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.73: bg 0: block 234: padding at end of block bitmap is not set [ 61.636816][ T601] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.73: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.636831][ T602] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-601: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.637155][ T602] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-601: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.652141][ T601] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.73: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.666662][ T602] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-601: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.681425][ T601] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.73: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.696114][ T602] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-601: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.710717][ T601] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.73: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.725460][ T602] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-601: lblock 0 mapped to illegal pblock 62218 (length 1) 2025/10/29 02:52:45 executed programs: 59 [ 61.892043][ T605] loop2: detected capacity change from 0 to 2048 [ 61.997847][ T605] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 62.023159][ T605] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.74: bg 0: block 234: padding at end of block bitmap is not set [ 62.091945][ T609] loop2: detected capacity change from 0 to 2048 [ 62.127942][ T609] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 62.167695][ T610] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-609: bg 0: block 234: padding at end of block bitmap is not set [ 62.251152][ T613] loop2: detected capacity change from 0 to 2048 [ 62.360745][ T613] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 62.391477][ T614] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-613: bg 0: block 234: padding at end of block bitmap is not set [ 62.408926][ T613] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.76: lblock 0 mapped to illegal pblock 62218 (length 1) [ 62.408942][ T614] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-613: lblock 0 mapped to illegal pblock 62218 (length 1) [ 62.409204][ T614] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-613: lblock 0 mapped to illegal pblock 62218 (length 1) [ 62.424485][ T613] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.76: lblock 0 mapped to illegal pblock 62218 (length 1) [ 62.438659][ T614] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-613: lblock 0 mapped to illegal pblock 62218 (length 1) [ 62.453868][ T613] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.76: lblock 0 mapped to illegal pblock 62218 (length 1) [ 62.468078][ T614] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-613: lblock 0 mapped to illegal pblock 62218 (length 1) [ 62.482794][ T613] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.76: lblock 0 mapped to illegal pblock 62218 (length 1) [ 62.497150][ T614] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-613: lblock 0 mapped to illegal pblock 62218 (length 1) [ 62.601921][ T617] loop2: detected capacity change from 0 to 2048 [ 62.658122][ T617] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 62.697733][ T617] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.77: bg 0: block 234: padding at end of block bitmap is not set [ 62.782159][ T621] loop2: detected capacity change from 0 to 2048 [ 62.817887][ T621] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 62.840935][ T621] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.78: bg 0: block 234: padding at end of block bitmap is not set [ 62.972499][ T625] loop2: detected capacity change from 0 to 2048 [ 63.037948][ T625] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 63.060782][ T625] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.79: bg 0: block 234: padding at end of block bitmap is not set [ 63.132328][ T629] loop2: detected capacity change from 0 to 2048 [ 63.181597][ T629] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 63.221364][ T629] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.80: bg 0: block 234: padding at end of block bitmap is not set [ 63.301191][ T633] loop2: detected capacity change from 0 to 2048 [ 63.371948][ T633] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.81: bg 0: block 234: padding at end of block bitmap is not set [ 63.452146][ T637] loop2: detected capacity change from 0 to 2048 [ 63.532183][ T637] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.82: bg 0: block 234: padding at end of block bitmap is not set [ 63.641995][ T641] loop2: detected capacity change from 0 to 2048 [ 63.686059][ T641] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.83: bg 0: block 234: padding at end of block bitmap is not set [ 63.700853][ T641] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.83: lblock 0 mapped to illegal pblock 62218 (length 1) [ 63.700874][ T642] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-641: lblock 0 mapped to illegal pblock 62218 (length 1) [ 63.716708][ T641] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.83: lblock 0 mapped to illegal pblock 62218 (length 1) [ 63.730526][ T642] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-641: lblock 0 mapped to illegal pblock 62218 (length 1) [ 63.745385][ T641] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.83: lblock 0 mapped to illegal pblock 62218 (length 1) [ 63.760046][ T642] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-641: lblock 0 mapped to illegal pblock 62218 (length 1) [ 63.774506][ T641] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.83: lblock 0 mapped to illegal pblock 62218 (length 1) [ 63.789339][ T642] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-641: lblock 0 mapped to illegal pblock 62218 (length 1) [ 63.803749][ T641] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.83: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.011664][ T645] loop2: detected capacity change from 0 to 2048 [ 64.043810][ T645] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.84: bg 0: block 234: padding at end of block bitmap is not set [ 64.063551][ T645] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.84: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.063566][ T646] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-645: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.063862][ T646] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-645: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.078988][ T645] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.84: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.093306][ T646] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-645: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.108424][ T645] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.84: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.122885][ T646] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-645: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.166693][ T645] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.84: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.166921][ T646] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-645: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.262418][ T649] loop2: detected capacity change from 0 to 2048 [ 64.323335][ T650] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-649: bg 0: block 234: padding at end of block bitmap is not set [ 64.344021][ T649] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.85: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.344031][ T650] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-649: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.344353][ T649] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.85: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.366901][ T650] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-649: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.375586][ T649] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.85: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.388910][ T650] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-649: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.404445][ T649] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.85: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.417932][ T650] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-649: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.432756][ T649] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.85: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.561640][ T653] loop2: detected capacity change from 0 to 2048 [ 64.627095][ T653] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.86: bg 0: block 234: padding at end of block bitmap is not set [ 64.642537][ T653] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.86: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.642555][ T654] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-653: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.642803][ T654] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-653: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.658172][ T653] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.86: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.673049][ T654] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-653: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.701663][ T653] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.86: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.731116][ T654] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-653: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.746340][ T653] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.86: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.761238][ T654] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-653: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.931650][ T657] loop2: detected capacity change from 0 to 2048 [ 64.965250][ T657] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.87: bg 0: block 234: padding at end of block bitmap is not set [ 65.051216][ T661] loop2: detected capacity change from 0 to 2048 [ 65.085869][ T661] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.88: bg 0: block 234: padding at end of block bitmap is not set [ 65.103564][ T661] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.88: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.103582][ T662] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-661: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.103837][ T662] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-661: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.118891][ T661] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.88: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.133472][ T662] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-661: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.148087][ T661] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.88: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.162455][ T662] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-661: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.177448][ T661] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.88: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.191728][ T662] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-661: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.302568][ T665] loop2: detected capacity change from 0 to 2048 [ 65.355712][ T665] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.89: bg 0: block 234: padding at end of block bitmap is not set [ 65.441630][ T669] loop2: detected capacity change from 0 to 2048 [ 65.462205][ T669] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.90: bg 0: block 234: padding at end of block bitmap is not set [ 65.480953][ T670] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-669: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.481220][ T669] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.90: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.496229][ T670] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-669: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.510496][ T669] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.90: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.525929][ T670] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-669: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.540484][ T669] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.90: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.554318][ T670] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-669: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.569243][ T669] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.90: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.583530][ T670] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-669: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.672720][ T673] loop2: detected capacity change from 0 to 2048 [ 65.713636][ T674] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-673: bg 0: block 234: padding at end of block bitmap is not set [ 65.732172][ T673] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.91: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.732187][ T674] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-673: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.732456][ T674] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-673: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.747427][ T673] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.91: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.776487][ T674] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-673: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.805649][ T673] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.91: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.805976][ T674] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-673: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.820703][ T673] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.91: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.835457][ T674] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-673: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.921323][ T677] loop2: detected capacity change from 0 to 2048 [ 66.036886][ T677] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.92: bg 0: block 234: padding at end of block bitmap is not set [ 66.100982][ T681] loop2: detected capacity change from 0 to 2048 [ 66.170183][ T681] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.93: bg 0: block 234: padding at end of block bitmap is not set [ 66.251623][ T685] loop2: detected capacity change from 0 to 2048 [ 66.306180][ T685] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.94: bg 0: block 234: padding at end of block bitmap is not set [ 66.324589][ T685] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.94: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.324605][ T686] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-685: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.324879][ T686] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-685: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.340057][ T685] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.94: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.354334][ T686] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-685: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.369497][ T685] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.94: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.383934][ T686] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-685: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.398504][ T685] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.94: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.413171][ T686] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-685: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.522274][ T689] loop2: detected capacity change from 0 to 2048 [ 66.587021][ T690] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-689: bg 0: block 234: padding at end of block bitmap is not set [ 66.607571][ T689] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.95: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.607587][ T690] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-689: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.607868][ T690] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-689: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.622830][ T689] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.95: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.637097][ T690] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-689: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.651965][ T689] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.95: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.666255][ T690] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-689: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.681231][ T689] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.95: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.695426][ T690] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-689: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.802032][ T693] loop2: detected capacity change from 0 to 2048 [ 66.911663][ T693] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.96: bg 0: block 234: padding at end of block bitmap is not set 2025/10/29 02:52:50 executed programs: 82 [ 67.002122][ T697] loop2: detected capacity change from 0 to 2048 [ 67.082853][ T698] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-697: bg 0: block 234: padding at end of block bitmap is not set [ 67.161650][ T701] loop2: detected capacity change from 0 to 2048 [ 67.181671][ T701] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.98: bg 0: block 234: padding at end of block bitmap is not set [ 67.331628][ T705] loop2: detected capacity change from 0 to 2048 [ 67.349445][ T705] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.99: bg 0: block 234: padding at end of block bitmap is not set [ 67.369193][ T705] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.99: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.369208][ T706] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-705: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.369506][ T706] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-705: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.384449][ T705] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.99: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.399187][ T706] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-705: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.413937][ T705] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.99: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.429002][ T706] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-705: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.443223][ T705] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.99: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.458150][ T706] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-705: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.610893][ T709] loop2: detected capacity change from 0 to 2048 [ 67.655652][ T709] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.100: bg 0: block 234: padding at end of block bitmap is not set [ 67.671603][ T709] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.100: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.671619][ T710] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-709: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.671873][ T710] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-709: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.687140][ T709] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.100: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.702188][ T710] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-709: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.716770][ T709] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.100: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.730899][ T710] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-709: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.745782][ T709] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.100: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.760111][ T710] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-709: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.862044][ T713] loop2: detected capacity change from 0 to 2048 [ 67.915000][ T713] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.101: bg 0: block 234: padding at end of block bitmap is not set [ 68.001201][ T717] loop2: detected capacity change from 0 to 2048 [ 68.046846][ T717] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.102: bg 0: block 234: padding at end of block bitmap is not set [ 68.065160][ T718] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm vhost-717: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.065186][ T717] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.102: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.080541][ T718] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-717: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.095911][ T717] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.102: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.109851][ T718] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-717: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.124244][ T717] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.102: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.139341][ T718] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-717: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.153753][ T717] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.102: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.168620][ T718] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-717: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.261524][ T721] loop2: detected capacity change from 0 to 2048 [ 68.375024][ T721] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.103: bg 0: block 234: padding at end of block bitmap is not set [ 68.453661][ T725] loop2: detected capacity change from 0 to 2048 [ 68.470415][ T725] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.104: bg 0: block 234: padding at end of block bitmap is not set [ 68.552292][ T729] loop2: detected capacity change from 0 to 2048 [ 68.606955][ T729] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.105: bg 0: block 234: padding at end of block bitmap is not set [ 68.621827][ T730] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm vhost-729: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.621851][ T729] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.105: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.637085][ T730] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-729: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.651914][ T729] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.105: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.666248][ T730] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-729: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.681490][ T729] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.105: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.696273][ T730] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-729: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.710825][ T729] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.105: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.725193][ T730] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-729: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.891477][ T733] loop2: detected capacity change from 0 to 2048 [ 68.912789][ T733] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.106: bg 0: block 234: padding at end of block bitmap is not set [ 68.934693][ T733] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.106: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.934708][ T734] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-733: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.935009][ T734] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-733: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.950053][ T733] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.106: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.964892][ T734] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-733: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.979157][ T733] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.106: lblock 0 mapped to illegal pblock 62218 (length 1) [ 68.994515][ T734] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-733: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.008862][ T733] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.106: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.023934][ T734] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-733: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.131692][ T737] loop2: detected capacity change from 0 to 2048 [ 69.195850][ T737] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.107: bg 0: block 234: padding at end of block bitmap is not set [ 69.211303][ T737] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.107: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.211317][ T738] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-737: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.211582][ T738] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-737: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.226921][ T737] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.107: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.241849][ T738] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-737: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.256945][ T737] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.107: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.271549][ T738] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-737: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.285880][ T737] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.107: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.300306][ T738] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-737: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.491354][ T741] loop2: detected capacity change from 0 to 2048 [ 69.558351][ T741] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.108: bg 0: block 234: padding at end of block bitmap is not set [ 69.680979][ T745] loop2: detected capacity change from 0 to 2048 [ 69.746990][ T745] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.109: bg 0: block 234: padding at end of block bitmap is not set [ 69.801936][ T749] loop2: detected capacity change from 0 to 2048 [ 69.841841][ T750] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-749: bg 0: block 234: padding at end of block bitmap is not set [ 69.973047][ T753] loop2: detected capacity change from 0 to 2048 [ 70.055674][ T753] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.111: bg 0: block 234: padding at end of block bitmap is not set [ 70.141926][ T757] loop2: detected capacity change from 0 to 2048 [ 70.225480][ T757] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.112: bg 0: block 234: padding at end of block bitmap is not set [ 70.301765][ T761] loop2: detected capacity change from 0 to 2048 [ 70.366975][ T761] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.113: bg 0: block 234: padding at end of block bitmap is not set [ 70.388205][ T761] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.113: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.388219][ T762] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-761: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.388519][ T762] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-761: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.403872][ T761] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.113: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.433052][ T762] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-761: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.462554][ T761] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.113: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.477703][ T762] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-761: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.492903][ T761] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.113: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.507931][ T762] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-761: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.652209][ T765] loop2: detected capacity change from 0 to 2048 [ 70.707003][ T765] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.114: bg 0: block 234: padding at end of block bitmap is not set [ 70.722276][ T765] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.114: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.722292][ T766] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-765: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.722560][ T766] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-765: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.737687][ T765] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.114: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.752217][ T766] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-765: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.767384][ T765] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.114: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.781670][ T766] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-765: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.795982][ T765] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.114: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.811019][ T766] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-765: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.921027][ T769] loop2: detected capacity change from 0 to 2048 [ 71.020892][ T769] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.115: bg 0: block 234: padding at end of block bitmap is not set [ 71.101178][ T773] loop2: detected capacity change from 0 to 2048 [ 71.217050][ T773] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.116: bg 0: block 234: padding at end of block bitmap is not set [ 71.370994][ T777] loop2: detected capacity change from 0 to 2048 [ 71.427302][ T777] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.117: bg 0: block 234: padding at end of block bitmap is not set [ 71.444425][ T777] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.117: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.444440][ T778] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-777: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.444708][ T778] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-777: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.459774][ T777] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.117: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.475029][ T778] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-777: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.503722][ T777] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.117: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.533032][ T777] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.117: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.537004][ T778] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-777: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.548128][ T777] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.117: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.772628][ T781] loop2: detected capacity change from 0 to 2048 [ 71.817414][ T781] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.118: bg 0: block 234: padding at end of block bitmap is not set [ 71.837154][ T781] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.118: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.837171][ T782] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-781: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.837481][ T782] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-781: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.856757][ T781] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.118: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.867077][ T782] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-781: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.882080][ T781] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.118: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.896695][ T782] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-781: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.911020][ T781] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.118: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.925968][ T782] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-781: lblock 0 mapped to illegal pblock 62218 (length 1) 2025/10/29 02:52:55 executed programs: 104 [ 72.032451][ T785] loop2: detected capacity change from 0 to 2048 [ 72.059011][ T785] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.119: bg 0: block 234: padding at end of block bitmap is not set [ 72.144128][ T789] loop2: detected capacity change from 0 to 2048 [ 72.192949][ T789] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.120: bg 0: block 234: padding at end of block bitmap is not set [ 72.214090][ T789] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.120: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.214101][ T790] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-789: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.214388][ T790] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-789: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.229566][ T789] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.120: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.244797][ T790] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-789: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.258518][ T789] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.120: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.273750][ T790] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-789: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.288194][ T789] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.120: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.303031][ T790] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-789: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.412416][ T793] loop2: detected capacity change from 0 to 2048 [ 72.433347][ T793] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.121: bg 0: block 234: padding at end of block bitmap is not set [ 72.522097][ T797] loop2: detected capacity change from 0 to 2048 [ 72.631191][ T797] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.122: bg 0: block 234: padding at end of block bitmap is not set [ 72.648034][ T797] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.122: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.648049][ T798] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-797: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.648318][ T798] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-797: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.674183][ T797] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.122: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.678765][ T798] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-797: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.693198][ T797] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.122: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.707769][ T798] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-797: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.722943][ T797] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.122: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.737445][ T798] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-797: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.892256][ T801] loop2: detected capacity change from 0 to 2048 [ 72.932691][ T802] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-801: bg 0: block 234: padding at end of block bitmap is not set [ 72.950622][ T801] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.123: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.950637][ T802] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-801: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.950949][ T802] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-801: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.965947][ T801] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.123: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.980349][ T802] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-801: lblock 0 mapped to illegal pblock 62218 (length 1) [ 72.995645][ T801] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.123: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.010358][ T802] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-801: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.024583][ T801] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.123: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.039475][ T802] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-801: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.142474][ T805] loop2: detected capacity change from 0 to 2048 [ 73.216375][ T805] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.124: bg 0: block 234: padding at end of block bitmap is not set [ 73.231974][ T805] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.124: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.231987][ T806] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-805: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.232230][ T806] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-805: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.247307][ T805] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.124: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.261597][ T806] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-805: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.276995][ T805] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.124: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.291899][ T806] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-805: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.306370][ T805] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.124: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.320763][ T806] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-805: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.491571][ T809] loop2: detected capacity change from 0 to 2048 [ 73.529478][ T809] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.125: bg 0: block 234: padding at end of block bitmap is not set [ 73.591390][ T814] loop2: detected capacity change from 0 to 2048 [ 73.612498][ T814] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.126: bg 0: block 234: padding at end of block bitmap is not set [ 73.692336][ T818] loop2: detected capacity change from 0 to 2048 [ 73.732805][ T818] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.127: bg 0: block 234: padding at end of block bitmap is not set [ 73.811867][ T822] loop2: detected capacity change from 0 to 2048 [ 73.883438][ T823] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-822: bg 0: block 234: padding at end of block bitmap is not set [ 73.898247][ T822] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.128: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.898262][ T823] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-822: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.907006][ T823] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-822: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.913267][ T822] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.128: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.928051][ T823] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-822: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.943008][ T822] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.128: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.957126][ T823] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-822: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.973333][ T822] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.128: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.986341][ T823] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-822: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.092564][ T826] loop2: detected capacity change from 0 to 2048 [ 74.219184][ T826] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.129: bg 0: block 234: padding at end of block bitmap is not set [ 74.241287][ T826] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.129: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.241299][ T827] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-826: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.241776][ T827] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-826: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.256642][ T826] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.129: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.271113][ T827] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-826: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.286019][ T826] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.129: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.301470][ T827] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-826: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.315057][ T826] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.129: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.330254][ T827] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-826: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.492208][ T830] loop2: detected capacity change from 0 to 2048 [ 74.603204][ T831] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-830: bg 0: block 234: padding at end of block bitmap is not set [ 74.681687][ T834] loop2: detected capacity change from 0 to 2048 [ 74.702540][ T834] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.131: bg 0: block 234: padding at end of block bitmap is not set [ 74.851712][ T838] loop2: detected capacity change from 0 to 2048 [ 74.884125][ T838] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.132: bg 0: block 234: padding at end of block bitmap is not set [ 74.974123][ T842] loop2: detected capacity change from 0 to 2048 [ 75.021827][ T842] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.133: bg 0: block 234: padding at end of block bitmap is not set [ 75.102290][ T846] loop2: detected capacity change from 0 to 2048 [ 75.253542][ T846] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.134: bg 0: block 234: padding at end of block bitmap is not set [ 75.274119][ T43] ------------[ cut here ]------------ [ 75.279834][ T43] kernel BUG at fs/ext4/inode.c:2747! [ 75.285267][ T43] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 75.291357][ T43] CPU: 0 PID: 43 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 75.298839][ T43] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 75.309103][ T43] Workqueue: writeback wb_workfn (flush-7:2) [ 75.315248][ T43] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 75.320988][ T43] Code: 00 00 00 e8 9d 77 8f ff 84 db 75 2c e8 04 75 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 eb 74 8f ff <0f> 0b e8 e4 74 8f ff e8 bb 2c 27 ff eb a2 e8 d8 74 8f ff e8 af 2c [ 75.340631][ T43] RSP: 0018:ffffc900002cf100 EFLAGS: 00010293 [ 75.346702][ T43] RAX: ffffffff81d94a05 RBX: 0000008410000000 RCX: ffff8881055dbb40 [ 75.355024][ T43] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 75.363005][ T43] RBP: ffffc900002cf470 R08: dffffc0000000000 R09: ffffed102445f759 [ 75.371310][ T43] R10: ffffed102445f759 R11: 1ffff1102445f758 R12: dffffc0000000000 [ 75.379293][ T43] R13: 0000000000000001 R14: 0000008000000000 R15: ffff8881222fbd58 [ 75.387262][ T43] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 75.396196][ T43] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.402780][ T43] CR2: 00007f2e9a885000 CR3: 000000012100f000 CR4: 00000000003506b0 [ 75.410756][ T43] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 75.418820][ T43] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.426943][ T43] Call Trace: [ 75.430220][ T43] [ 75.433153][ T43] ? __kasan_check_write+0x14/0x20 [ 75.438269][ T43] ? pagecache_get_page+0xcb6/0xda0 [ 75.443469][ T43] ? __kasan_check_read+0x11/0x20 [ 75.448488][ T43] ? mark_page_accessed+0x3b6/0x8d0 [ 75.453686][ T43] ? __activate_page+0xd40/0xd40 [ 75.458639][ T43] ? ext4_readpage+0x220/0x220 [ 75.463534][ T43] ? write_boundary_block+0x140/0x140 [ 75.468925][ T43] ? memcpy+0x56/0x70 [ 75.473004][ T43] ? copy_page_from_iter_atomic+0x784/0x1350 [ 75.479250][ T43] ? __kasan_check_read+0x11/0x20 [ 75.484288][ T43] ? __set_page_dirty_no_writeback+0xff/0x130 [ 75.490383][ T43] ? ext4_readpage+0x220/0x220 [ 75.495285][ T43] do_writepages+0x48a/0x6c0 [ 75.500325][ T43] ? update_curr+0x2f3/0x5b0 [ 75.505050][ T43] ? __writepage+0x130/0x130 [ 75.509657][ T43] ? enqueue_task_fair+0xaa7/0x2120 [ 75.514869][ T43] ? __kasan_check_write+0x14/0x20 [ 75.519988][ T43] ? _raw_spin_lock+0x8e/0xe0 [ 75.524954][ T43] __writeback_single_inode+0xd5/0x9c0 [ 75.530524][ T43] ? wbc_attach_and_unlock_inode+0x194/0x5f0 [ 75.536505][ T43] writeback_sb_inodes+0x9c0/0x1590 [ 75.541837][ T43] ? psi_task_change+0x212/0x370 [ 75.546830][ T43] ? queue_io+0x4c0/0x4c0 [ 75.551161][ T43] ? __kasan_check_read+0x11/0x20 [ 75.556196][ T43] ? queue_io+0x382/0x4c0 [ 75.560543][ T43] wb_writeback+0x3f1/0x980 [ 75.565074][ T43] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 75.571057][ T43] ? set_worker_desc+0x155/0x1c0 [ 75.576217][ T43] ? __kasan_check_write+0x14/0x20 [ 75.581354][ T43] wb_workfn+0x38f/0xe20 [ 75.585612][ T43] ? inode_wait_for_writeback+0x200/0x200 [ 75.591385][ T43] ? compat_start_thread+0x20/0x20 [ 75.596498][ T43] ? _raw_spin_unlock+0x4d/0x70 [ 75.601376][ T43] ? finish_task_switch+0x16b/0x780 [ 75.606586][ T43] ? __switch_to_asm+0x3a/0x60 [ 75.611536][ T43] ? __schedule+0xb76/0x14c0 [ 75.616156][ T43] process_one_work+0x6be/0xba0 [ 75.621005][ T43] worker_thread+0xa59/0x1200 [ 75.625690][ T43] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 75.631162][ T43] kthread+0x411/0x500 [ 75.635317][ T43] ? worker_clr_flags+0x190/0x190 [ 75.640340][ T43] ? kthread_blkcg+0xd0/0xd0 [ 75.644931][ T43] ret_from_fork+0x1f/0x30 [ 75.649347][ T43] [ 75.652374][ T43] Modules linked in: [ 75.658007][ T43] ---[ end trace f6d5637b695f37a1 ]--- [ 75.663858][ T43] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 75.669663][ T43] Code: 00 00 00 e8 9d 77 8f ff 84 db 75 2c e8 04 75 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 eb 74 8f ff <0f> 0b e8 e4 74 8f ff e8 bb 2c 27 ff eb a2 e8 d8 74 8f ff e8 af 2c [ 75.689649][ T43] RSP: 0018:ffffc900002cf100 EFLAGS: 00010293 [ 75.695758][ T43] RAX: ffffffff81d94a05 RBX: 0000008410000000 RCX: ffff8881055dbb40 [ 75.703780][ T43] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 75.711808][ T43] RBP: ffffc900002cf470 R08: dffffc0000000000 R09: ffffed102445f759 [ 75.719826][ T43] R10: ffffed102445f759 R11: 1ffff1102445f758 R12: dffffc0000000000 [ 75.727859][ T43] R13: 0000000000000001 R14: 0000008000000000 R15: ffff8881222fbd58 [ 75.735857][ T43] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 75.744925][ T43] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.751748][ T43] CR2: 000055558a0744a8 CR3: 000000010d623000 CR4: 00000000003506a0 [ 75.759978][ T43] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 75.768090][ T43] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.776077][ T43] Kernel panic - not syncing: Fatal exception [ 75.782410][ T43] Kernel Offset: disabled [ 75.786856][ T43] Rebooting in 86400 seconds..