Warning: Permanently added '10.128.0.27' (ED25519) to the list of known hosts. 2025/07/27 05:35:41 ignoring optional flag "sandboxArg"="0" 2025/07/27 05:35:41 ignoring optional flag "type"="gce" 2025/07/27 05:35:41 parsed 1 programs 2025/07/27 05:35:42 executed programs: 0 [ 47.394059][ T30] kauditd_printk_skb: 18 callbacks suppressed [ 47.394072][ T30] audit: type=1400 audit(1753594541.966:92): avc: denied { unlink } for pid=330 comm="syz-executor" name="swap-file" dev="sda1" ino=2027 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 47.427072][ T330] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 47.599775][ T348] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.606946][ T348] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.614325][ T348] device bridge_slave_0 entered promiscuous mode [ 47.622038][ T348] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.629322][ T348] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.636705][ T348] device bridge_slave_1 entered promiscuous mode [ 47.647577][ T346] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.654646][ T346] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.661912][ T346] device bridge_slave_0 entered promiscuous mode [ 47.668881][ T346] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.675955][ T346] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.683242][ T346] device bridge_slave_1 entered promiscuous mode [ 47.749414][ T344] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.756623][ T344] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.764147][ T344] device bridge_slave_0 entered promiscuous mode [ 47.782183][ T344] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.789258][ T344] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.796730][ T344] device bridge_slave_1 entered promiscuous mode [ 47.820025][ T347] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.827086][ T347] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.834553][ T347] device bridge_slave_0 entered promiscuous mode [ 47.855609][ T347] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.862650][ T347] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.870068][ T347] device bridge_slave_1 entered promiscuous mode [ 47.895151][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.902194][ T345] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.909815][ T345] device bridge_slave_0 entered promiscuous mode [ 47.925048][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.932086][ T345] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.939766][ T345] device bridge_slave_1 entered promiscuous mode [ 47.976014][ T349] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.983146][ T349] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.990578][ T349] device bridge_slave_0 entered promiscuous mode [ 47.997515][ T349] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.004548][ T349] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.011929][ T349] device bridge_slave_1 entered promiscuous mode [ 48.136117][ T348] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.143157][ T348] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.150521][ T348] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.157545][ T348] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.177933][ T346] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.184996][ T346] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.192246][ T346] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.199358][ T346] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.222442][ T344] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.229505][ T344] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.236769][ T344] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.243791][ T344] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.257303][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.264390][ T345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.271645][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.278684][ T345] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.302606][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.309941][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.317251][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.324622][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.331790][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.339421][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.346733][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.354399][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.361771][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.400684][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.409057][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.416113][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.438202][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.445820][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.453148][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.461553][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.468621][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.494042][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.502530][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.510333][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.518743][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.525773][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.533126][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.542053][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.549184][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.556659][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.564810][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.571808][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.579138][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.587247][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.594269][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.601735][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.610113][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.617127][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.625196][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.643869][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.652258][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.660679][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.667734][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.675782][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.684415][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.692469][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.700538][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.708585][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.716782][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.724789][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.743759][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.751997][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.760057][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.768382][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.776384][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.783817][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.791167][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.799573][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.807880][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.814922][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.822289][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.830551][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.838792][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.845815][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.884958][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.893433][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.902337][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.910777][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.918986][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.926929][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.934567][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.942420][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.950041][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.958466][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.966802][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.973867][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.981379][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.989700][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.997799][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.004821][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.012163][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.020200][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.028246][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.036297][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.044299][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.052231][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.060246][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.068349][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.076405][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.084765][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.093127][ T349] device veth0_vlan entered promiscuous mode [ 49.103982][ T344] device veth0_vlan entered promiscuous mode [ 49.111321][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.120077][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.128321][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.136486][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.144090][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.151491][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.159105][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.170591][ T346] device veth0_vlan entered promiscuous mode [ 49.189742][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.198574][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.207363][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.215879][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.225144][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.236575][ T344] device veth1_macvtap entered promiscuous mode [ 49.243516][ T349] device veth1_macvtap entered promiscuous mode [ 49.252738][ T345] device veth0_vlan entered promiscuous mode [ 49.259343][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.267687][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.275285][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.282682][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.306311][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.314795][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.323201][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.331807][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.340242][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.348459][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.357144][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.365524][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.374758][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.385406][ T348] device veth0_vlan entered promiscuous mode [ 49.397969][ T347] device veth0_vlan entered promiscuous mode [ 49.404559][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.412165][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.419882][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.427964][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.436187][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.444425][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.451877][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.462002][ T345] device veth1_macvtap entered promiscuous mode [ 49.478538][ T348] device veth1_macvtap entered promiscuous mode [ 49.490339][ T30] audit: type=1400 audit(1753594544.056:93): avc: denied { mounton } for pid=407 comm="syz-executor.3" path="/root/syzkaller-testdir3814724191/syzkaller.S5yK91/0/bus" dev="sda1" ino=2046 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=file permissive=1 [ 49.521370][ T346] device veth1_macvtap entered promiscuous mode [ 49.526520][ T30] audit: type=1400 audit(1753594544.056:94): avc: denied { create } for pid=407 comm="syz-executor.3" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 49.536819][ T347] device veth1_macvtap entered promiscuous mode [ 49.554765][ T30] audit: type=1400 audit(1753594544.056:95): avc: denied { map } for pid=407 comm="syz-executor.3" path="/root/syzkaller-testdir3814724191/syzkaller.S5yK91/0/bus" dev="devtmpfs" ino=119 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 49.576836][ T411] loop5: detected capacity change from 0 to 512 [ 49.590217][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.599718][ T30] audit: type=1400 audit(1753594544.156:96): avc: denied { unmount } for pid=344 comm="syz-executor.3" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=filesystem permissive=1 [ 49.606640][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.623329][ T411] request_module fs- succeeded, but still no fs? [ 49.637584][ T30] audit: type=1400 audit(1753594544.196:97): avc: denied { mounton } for pid=410 comm="syz-executor.5" path="/root/syzkaller-testdir3312916662/syzkaller.VpyR0h/0/ext4" dev="sda1" ino=2053 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 49.641846][ T419] loop3: detected capacity change from 0 to 512 [ 49.665089][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.679238][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.688000][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 49.696699][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.706461][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 49.742884][ T429] loop3: detected capacity change from 0 to 512 [ 49.759631][ T432] loop5: detected capacity change from 0 to 519 [ 49.766750][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.776028][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.784668][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.786876][ T432] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 49.793094][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.807690][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.816155][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.828080][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.839931][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.848652][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.857025][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.865450][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.873566][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.926141][ T441] loop0: detected capacity change from 0 to 512 [ 49.941098][ T446] loop1: detected capacity change from 0 to 512 [ 49.992836][ T455] loop5: detected capacity change from 0 to 512 [ 50.016952][ T461] loop0: detected capacity change from 0 to 512 [ 50.016971][ T466] loop4: detected capacity change from 0 to 512 [ 50.031926][ T466] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 50.040992][ T455] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 50.049491][ T461] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 50.056351][ T473] loop1: detected capacity change from 0 to 519 [ 50.062715][ T479] loop3: detected capacity change from 0 to 512 [ 50.069570][ T482] loop2: detected capacity change from 0 to 512 [ 50.086442][ T485] loop4: detected capacity change from 0 to 512 [ 50.086734][ T484] blk_update_request: I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 17 prio class 0 [ 50.111435][ T488] loop5: detected capacity change from 0 to 512 [ 50.140142][ T488] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 50.173436][ T515] loop2: detected capacity change from 0 to 512 [ 50.188545][ T521] loop3: detected capacity change from 0 to 512 [ 50.215231][ T521] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.218512][ T534] loop4: detected capacity change from 0 to 512 [ 50.229966][ T521] ext4 filesystem being mounted at /root/syzkaller-testdir3814724191/syzkaller.S5yK91/10/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 50.235754][ T30] audit: type=1400 audit(1753594544.806:98): avc: denied { mount } for pid=520 comm="syz-executor.3" name="/" dev="loop3" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 50.241986][ T530] loop1: detected capacity change from 0 to 512 [ 50.279215][ T30] audit: type=1400 audit(1753594544.826:99): avc: denied { unmount } for pid=344 comm="syz-executor.3" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 50.325343][ T541] loop5: detected capacity change from 0 to 519 [ 50.331934][ T540] loop0: detected capacity change from 0 to 518 [ 50.338146][ T534] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.352629][ T534] ext4 filesystem being mounted at /root/syzkaller-testdir642646541/syzkaller.OkdPSJ/4/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 50.380830][ T550] loop2: detected capacity change from 0 to 512 [ 50.404884][ T559] loop1: detected capacity change from 0 to 512 [ 50.415376][ T559] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 50.432052][ T568] loop5: detected capacity change from 0 to 519 [ 50.440662][ T568] EXT4-fs (loop5): Encoding requested by superblock is unknown [ 50.462417][ T584] loop2: detected capacity change from 0 to 512 [ 50.463282][ T586] loop0: detected capacity change from 0 to 512 [ 50.482994][ T586] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 50.484520][ T591] loop3: detected capacity change from 0 to 517 [ 50.493169][ T590] loop4: detected capacity change from 0 to 512 [ 50.515209][ T590] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.529819][ T590] ext4 filesystem being mounted at /root/syzkaller-testdir642646541/syzkaller.OkdPSJ/6/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 50.576260][ T610] loop5: detected capacity change from 0 to 512 [ 50.579191][ T604] loop3: detected capacity change from 0 to 512 [ 50.593680][ T608] loop2: detected capacity change from 0 to 512 [ 50.596400][ T612] loop0: detected capacity change from 0 to 518 [ 50.600273][ T604] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.624127][ T612] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.635994][ T618] loop1: detected capacity change from 0 to 512 [ 50.636868][ T610] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.656374][ T610] ext4 filesystem being mounted at /root/syzkaller-testdir3312916662/syzkaller.VpyR0h/9/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 50.658625][ T608] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.700902][ T629] loop4: detected capacity change from 0 to 512 [ 50.723287][ T638] loop0: detected capacity change from 0 to 512 [ 50.733466][ T642] loop5: detected capacity change from 0 to 512 [ 50.740012][ T645] loop3: detected capacity change from 0 to 512 [ 50.750552][ T647] loop2: detected capacity change from 0 to 512 [ 50.760499][ T650] loop1: detected capacity change from 0 to 512 [ 50.774748][ T638] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 50.775023][ T642] EXT4-fs (loop5): Magic mismatch, very weird! [ 50.786029][ T654] loop4: detected capacity change from 0 to 512 [ 50.807101][ T653] EXT4-fs warning (device loop3): kmmpd:170: kmmpd being stopped since MMP feature has been disabled. [ 50.819547][ T645] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 50.827797][ T645] EXT4-fs (loop3): failed to initialize system zone (-117) [ 50.832193][ T654] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 50.836043][ T645] EXT4-fs (loop3): mount failed [ 50.858837][ T659] loop5: detected capacity change from 0 to 512 [ 50.865282][ T657] EXT4-fs warning (device loop1): kmmpd:170: kmmpd being stopped since MMP feature has been disabled. [ 50.868892][ T665] loop2: detected capacity change from 0 to 512 [ 50.884872][ T650] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 50.897307][ T650] EXT4-fs (loop1): failed to initialize system zone (-117) [ 50.905382][ T650] EXT4-fs (loop1): mount failed [ 50.916352][ T672] loop0: detected capacity change from 0 to 512 [ 50.932481][ T679] loop4: detected capacity change from 0 to 512 [ 50.945452][ T659] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.959771][ T659] ext4 filesystem being mounted at /root/syzkaller-testdir3312916662/syzkaller.VpyR0h/11/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 51.002694][ T696] loop1: detected capacity change from 0 to 512 [ 51.022240][ T704] loop2: detected capacity change from 0 to 512 [ 51.032045][ T704] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 51.056056][ T725] loop5: detected capacity change from 0 to 512 [ 51.067827][ T731] loop0: detected capacity change from 0 to 512 [ 51.070262][ T729] loop1: detected capacity change from 0 to 512 [ 51.088302][ T725] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.102531][ T725] ext4 filesystem being mounted at /root/syzkaller-testdir3312916662/syzkaller.VpyR0h/12/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 51.137764][ T731] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.138476][ T744] loop2: detected capacity change from 0 to 512 [ 51.160391][ T739] loop3: detected capacity change from 0 to 512 [ 51.167041][ T741] loop4: detected capacity change from 0 to 512 [ 51.173910][ T731] ext4 filesystem being mounted at /root/syzkaller-testdir1978854424/syzkaller.e9PwH6/17/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 51.175812][ T744] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 51.198378][ T747] loop1: detected capacity change from 0 to 512 [ 51.214952][ T741] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.229147][ T741] ext4 filesystem being mounted at /root/syzkaller-testdir642646541/syzkaller.OkdPSJ/14/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 51.282876][ T762] loop3: detected capacity change from 0 to 512 [ 51.288264][ T755] loop5: detected capacity change from 0 to 512 [ 51.293441][ T767] loop2: detected capacity change from 0 to 512 [ 51.298211][ T762] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 51.323567][ T770] loop0: detected capacity change from 0 to 512 [ 51.368048][ T777] loop4: detected capacity change from 0 to 512 [ 51.369160][ T779] loop5: detected capacity change from 0 to 512 [ 51.379101][ T782] loop3: detected capacity change from 0 to 512 [ 51.400363][ T787] loop2: detected capacity change from 0 to 519 [ 51.408231][ T782] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 51.411164][ T787] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 51.431958][ T795] loop1: detected capacity change from 0 to 512 [ 51.451789][ T779] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.467698][ T779] ext4 filesystem being mounted at /root/syzkaller-testdir3312916662/syzkaller.VpyR0h/14/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 51.500748][ T820] loop1: detected capacity change from 0 to 512 [ 51.509687][ T817] loop2: detected capacity change from 0 to 512 [ 51.525956][ T823] loop0: detected capacity change from 0 to 518 [ 51.534342][ T827] loop5: detected capacity change from 0 to 512 [ 51.567298][ T841] loop3: detected capacity change from 0 to 512 [ 51.567711][ T838] blk_update_request: I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 29 prio class 0 [ 51.593345][ T844] loop4: detected capacity change from 0 to 512 [ 51.608226][ T844] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.626028][ T844] ext4 filesystem being mounted at /root/syzkaller-testdir642646541/syzkaller.OkdPSJ/21/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 51.630137][ T856] loop1: detected capacity change from 0 to 512 [ 51.643073][ T854] loop2: detected capacity change from 0 to 512 [ 51.655440][ T858] loop0: detected capacity change from 0 to 518 [ 51.666627][ T858] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 51.677829][ T858] EXT4-fs (loop0): group descriptors corrupted! [ 51.688649][ T867] loop5: detected capacity change from 0 to 512 [ 51.702186][ T870] loop3: detected capacity change from 0 to 512 [ 51.705178][ T867] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 51.714080][ T854] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.729776][ T854] ext4 filesystem being mounted at /root/syzkaller-testdir1026460091/syzkaller.p34Zqi/23/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 51.733975][ T856] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.759008][ T856] ext4 filesystem being mounted at /root/syzkaller-testdir191970721/syzkaller.aTiYZN/21/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 51.781761][ T882] loop0: detected capacity change from 0 to 518 [ 51.811708][ T892] loop1: detected capacity change from 0 to 512 [ 51.812930][ T887] loop4: detected capacity change from 0 to 512 [ 51.822655][ T889] loop5: detected capacity change from 0 to 512 [ 51.831322][ T896] loop2: detected capacity change from 0 to 512 [ 51.842410][ T889] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 51.843337][ T901] loop3: detected capacity change from 0 to 512 [ 51.856769][ T901] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 51.865103][ T896] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 51.881746][ T892] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.884792][ T911] loop5: detected capacity change from 0 to 512 [ 51.902461][ T887] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.917245][ T892] ext4 filesystem being mounted at /root/syzkaller-testdir191970721/syzkaller.aTiYZN/22/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 51.941616][ T887] ext4 filesystem being mounted at /root/syzkaller-testdir642646541/syzkaller.OkdPSJ/24/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 51.963726][ T911] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 51.992290][ T929] loop1: detected capacity change from 0 to 512 [ 52.014598][ T935] loop0: detected capacity change from 0 to 512 [ 52.051999][ T952] loop5: detected capacity change from 0 to 519 [ 52.065819][ T929] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 52.080977][ T952] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 52.091790][ T929] ext4 filesystem being mounted at /root/syzkaller-testdir191970721/syzkaller.aTiYZN/23/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 52.135300][ T960] loop4: detected capacity change from 0 to 512 [ 52.205642][ T983] loop1: detected capacity change from 0 to 512 [ 52.216538][ T991] loop2: detected capacity change from 0 to 512 [ 52.237339][ T1001] loop5: detected capacity change from 0 to 512 [ 52.245182][ T998] loop0: detected capacity change from 0 to 512 [ 52.266580][ T995] loop4: detected capacity change from 0 to 519 [ 52.270389][ T991] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 52.287332][ T991] ext4 filesystem being mounted at /root/syzkaller-testdir1026460091/syzkaller.p34Zqi/28/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 52.312073][ T1018] loop1: detected capacity change from 0 to 512 [ 52.331843][ T1024] loop3: detected capacity change from 0 to 512 [ 52.351759][ T1027] loop2: detected capacity change from 0 to 512 [ 52.359209][ T1021] loop4: detected capacity change from 0 to 512 [ 52.370943][ T1021] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 52.383812][ T1027] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 52.385512][ T1033] loop5: detected capacity change from 0 to 512 [ 52.411310][ T1039] loop0: detected capacity change from 0 to 512 2025/07/27 05:35:47 executed programs: 198 [ 52.419081][ T1032] blk_update_request: I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 52.429019][ T1043] loop3: detected capacity change from 0 to 512 [ 52.444810][ T1032] blk_update_request: I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 52.460813][ T1032] Buffer I/O error on dev loop5, logical block 0, async page read [ 52.475110][ T1048] loop1: detected capacity change from 0 to 512 [ 52.547901][ T1079] loop4: detected capacity change from 0 to 512 [ 52.556295][ T1088] loop3: detected capacity change from 0 to 512 [ 52.580430][ T1093] loop2: detected capacity change from 0 to 512 [ 52.611243][ T1088] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 52.629689][ T1111] loop0: detected capacity change from 0 to 512 [ 52.636804][ T1088] EXT4-fs (loop3): group descriptors corrupted! [ 52.703041][ T1118] loop1: detected capacity change from 0 to 512 [ 52.712998][ T1122] loop5: detected capacity change from 0 to 512 [ 52.728571][ T1132] loop2: detected capacity change from 0 to 512 [ 52.750449][ T1131] blk_update_request: I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 52.769555][ T1141] loop0: detected capacity change from 0 to 512 [ 52.793039][ T1150] loop3: detected capacity change from 0 to 512 [ 52.810875][ T1159] loop5: detected capacity change from 0 to 512 [ 52.818581][ T1154] loop1: detected capacity change from 0 to 512 [ 52.826739][ T1150] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 52.872064][ T1159] EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 52.875708][ T1156] loop2: detected capacity change from 0 to 519 [ 52.888741][ T1154] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 52.889273][ T1159] EXT4-fs (loop5): group descriptors corrupted! [ 52.905038][ T1154] ext4 filesystem being mounted at /root/syzkaller-testdir191970721/syzkaller.aTiYZN/36/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 52.931626][ T1156] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 52.931779][ T1177] loop4: detected capacity change from 0 to 512 [ 52.949638][ T1156] EXT4-fs (loop2): group descriptors corrupted! [ 52.965083][ T1183] loop3: detected capacity change from 0 to 512 [ 53.010119][ T1199] loop2: detected capacity change from 0 to 512 [ 53.016047][ T1204] loop0: detected capacity change from 0 to 512 [ 53.018537][ T1202] loop5: detected capacity change from 0 to 512 [ 53.031624][ T1207] loop4: detected capacity change from 0 to 512 [ 53.037999][ T1204] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 53.078924][ T1207] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 53.083503][ T1227] loop3: detected capacity change from 0 to 512 [ 53.104883][ T1231] loop1: detected capacity change from 0 to 512 [ 53.115315][ T1227] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 53.129611][ T1227] ext4 filesystem being mounted at /root/syzkaller-testdir3814724191/syzkaller.S5yK91/56/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 53.144666][ T1231] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 53.154944][ T1207] ext4 filesystem being mounted at /root/syzkaller-testdir642646541/syzkaller.OkdPSJ/39/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 53.176376][ T1202] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 53.197954][ T1202] ext4 filesystem being mounted at /root/syzkaller-testdir3312916662/syzkaller.VpyR0h/32/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 53.222937][ T1249] loop2: detected capacity change from 0 to 512 [ 53.233377][ T1252] loop1: detected capacity change from 0 to 512 [ 53.241860][ T1252] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 53.247270][ T1255] loop0: detected capacity change from 0 to 512 [ 53.248997][ T1249] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 53.292145][ T1268] loop3: detected capacity change from 0 to 512 [ 53.307825][ T1277] loop5: detected capacity change from 0 to 512 [ 53.339166][ T1268] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 53.342607][ T1288] loop4: detected capacity change from 0 to 512 [ 53.355288][ T1268] ext4 filesystem being mounted at /root/syzkaller-testdir3814724191/syzkaller.S5yK91/58/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 53.359877][ T1293] loop2: detected capacity change from 0 to 512 [ 53.386440][ T1302] loop1: detected capacity change from 0 to 512 [ 53.396961][ T1299] loop0: detected capacity change from 0 to 512 [ 53.397458][ T1277] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 53.422337][ T1302] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 53.434953][ T1309] loop3: detected capacity change from 0 to 512 [ 53.435438][ T1293] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 53.448573][ T1288] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 53.455538][ T1293] ext4 filesystem being mounted at /root/syzkaller-testdir1026460091/syzkaller.p34Zqi/40/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 53.484128][ T1288] ext4 filesystem being mounted at /root/syzkaller-testdir642646541/syzkaller.OkdPSJ/42/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 53.493253][ T1314] loop0: detected capacity change from 0 to 512 [ 53.515295][ T1309] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 53.515338][ T1314] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 53.540915][ T1309] ext4 filesystem being mounted at /root/syzkaller-testdir3814724191/syzkaller.S5yK91/59/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 53.563249][ T1324] loop1: detected capacity change from 0 to 512 [ 53.582390][ T1331] loop4: detected capacity change from 0 to 512 [ 53.614665][ T1345] loop1: detected capacity change from 0 to 512 [ 53.634083][ T1331] ------------[ cut here ]------------ [ 53.637504][ T1355] loop3: detected capacity change from 0 to 512 [ 53.642463][ T1331] kernel BUG at fs/ext4/super.c:6395! [ 53.647940][ T1357] loop0: detected capacity change from 0 to 512 [ 53.652565][ T1331] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 53.660835][ T1353] loop5: detected capacity change from 0 to 512 [ 53.663672][ T1331] CPU: 1 PID: 1331 Comm: syz-executor.4 Not tainted 5.15.189-syzkaller-1081268-ga71626bd56a5 #0 [ 53.663689][ T1331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 53.663697][ T1331] RIP: 0010:ext4_enable_quotas+0x6c9/0x6d0 [ 53.663739][ T1331] Code: ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c a4 fa ff ff 4c 89 f7 e8 36 75 c2 ff e9 97 fa ff ff e8 dc 94 bb 02 e8 e7 fc 83 ff <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 [ 53.663752][ T1331] RSP: 0018:ffffc90003807910 EFLAGS: 00010293 [ 53.721873][ T1331] RAX: ffffffff81e4b2e9 RBX: ffff8881061c9000 RCX: ffff88811394bb40 [ 53.729829][ T1331] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 53.737778][ T1331] RBP: ffffc900038079b0 R08: dffffc0000000000 R09: ffffed102507b7a8 [ 53.745820][ T1331] R10: ffffed102507b7a8 R11: 1ffff1102507b7a7 R12: 0000000000000004 [ 53.753776][ T1331] R13: ffff888122e54464 R14: 0000000000000000 R15: 0000000000000001 [ 53.761734][ T1331] FS: 00007ff22eb0a6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 53.771082][ T1331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.777779][ T1331] CR2: 00007f713c750d58 CR3: 000000012537f000 CR4: 00000000003506a0 [ 53.785737][ T1331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.793698][ T1331] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.802010][ T1331] Call Trace: [ 53.805282][ T1331] [ 53.808196][ T1331] ext4_fill_super+0x8761/0x9030 [ 53.813136][ T1331] ? ext4_mount+0x40/0x40 [ 53.817563][ T1331] ? set_blocksize+0x1fc/0x380 [ 53.822441][ T1331] ? sb_set_blocksize+0xaa/0xf0 [ 53.827379][ T1331] ? ext4_mount+0x40/0x40 [ 53.831693][ T1331] mount_bdev+0x2ae/0x3e0 [ 53.836010][ T1331] ? ext4_mount+0x40/0x40 [ 53.840324][ T1331] ext4_mount+0x34/0x40 [ 53.844464][ T1331] legacy_get_tree+0xed/0x190 [ 53.849120][ T1331] ? ext4_errno_to_code+0x160/0x160 [ 53.854295][ T1331] vfs_get_tree+0x89/0x260 [ 53.858790][ T1331] do_new_mount+0x25a/0xa20 [ 53.863281][ T1331] path_mount+0x675/0x1020 [ 53.867678][ T1331] ? user_path_at_empty+0x161/0x1c0 [ 53.872901][ T1331] __se_sys_mount+0x318/0x380 [ 53.877573][ T1331] ? __x64_sys_mount+0xd0/0xd0 [ 53.882330][ T1331] __x64_sys_mount+0xbf/0xd0 [ 53.886917][ T1331] x64_sys_call+0x6bf/0x9a0 [ 53.891404][ T1331] do_syscall_64+0x4c/0xa0 [ 53.895800][ T1331] ? clear_bhb_loop+0x50/0xa0 [ 53.900456][ T1331] ? clear_bhb_loop+0x50/0xa0 [ 53.905110][ T1331] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.910996][ T1331] RIP: 0033:0x7ff22ef891ea [ 53.915389][ T1331] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 53.934969][ T1331] RSP: 002b:00007ff22eb09ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 53.943360][ T1331] RAX: ffffffffffffffda RBX: 00007ff22eb09f80 RCX: 00007ff22ef891ea [ 53.951317][ T1331] RDX: 00000000200005c0 RSI: 0000000020000000 RDI: 00007ff22eb09f40 [ 53.959265][ T1331] RBP: 00000000200005c0 R08: 00007ff22eb09f80 R09: 0000000000200810 [ 53.967219][ T1331] R10: 0000000000200810 R11: 0000000000000246 R12: 0000000020000000 [ 53.975169][ T1331] R13: 00007ff22eb09f40 R14: 00000000000004da R15: 0000000020001400 [ 53.983119][ T1331] [ 53.986115][ T1331] Modules linked in: [ 54.000325][ T1357] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 54.002232][ T1362] loop2: detected capacity change from 0 to 512 [ 54.013260][ T1331] ---[ end trace a1104ef58d59cc73 ]--- [ 54.020247][ T1331] RIP: 0010:ext4_enable_quotas+0x6c9/0x6d0 [ 54.027211][ T1331] Code: ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c a4 fa ff ff 4c 89 f7 e8 36 75 c2 ff e9 97 fa ff ff e8 dc 94 bb 02 e8 e7 fc 83 ff <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 [ 54.053754][ T1331] RSP: 0018:ffffc90003807910 EFLAGS: 00010293 [ 54.061571][ T1331] RAX: ffffffff81e4b2e9 RBX: ffff8881061c9000 RCX: ffff88811394bb40 [ 54.070615][ T1331] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 54.081597][ T1331] RBP: ffffc900038079b0 R08: dffffc0000000000 R09: ffffed102507b7a8 [ 54.090097][ T1331] R10: ffffed102507b7a8 R11: 1ffff1102507b7a7 R12: 0000000000000004 [ 54.098215][ T1331] R13: ffff888122e54464 R14: 0000000000000000 R15: 0000000000000001 [ 54.106482][ T1331] FS: 00007ff22eb0a6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 54.115911][ T1331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.124483][ T1331] CR2: 00007f7e1187b086 CR3: 000000012537f000 CR4: 00000000003506a0 [ 54.139621][ T1331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.154214][ T1331] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.172017][ T1331] Kernel panic - not syncing: Fatal exception [ 54.178311][ T1331] Kernel Offset: disabled [ 54.182624][ T1331] Rebooting in 86400 seconds..