ice_t tclass=filesystem permissive=1 [ 45.817961][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.841914][ T394] loop2: detected capacity change from 0 to 512 [ 45.851533][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.859222][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.867096][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.881901][ T363] device veth0_vlan entered promiscuous mode [ 45.888961][ T363] device veth1_macvtap entered promiscuous mode [ 45.900947][ T404] loop2: detected capacity change from 0 to 512 [ 45.903300][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.915378][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.917970][ T411] loop5: detected capacity change from 0 to 512 [ 45.923812][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.930925][ T27] audit: type=1400 audit(1723339824.484:100): avc: denied { mounton } for pid=410 comm="syz-executor.5" path="/root/syzkaller-testdir782603274/syzkaller.z3my1a/1/file0" dev="sda1" ino=1955 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 45.938477][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.972997][ T411] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 45.973371][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.987856][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.996912][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 46.004583][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.012248][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.020153][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.027820][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.035952][ T355] device veth1_macvtap entered promiscuous mode [ 46.045809][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.054110][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.061376][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.069144][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.077043][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.084530][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.092672][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.100657][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.108424][ T385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.120067][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.123568][ T422] loop1: detected capacity change from 0 to 512 [ 46.128180][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.142214][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.150226][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.161689][ T422] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.179336][ T435] loop3: detected capacity change from 0 to 512 [ 46.181417][ T439] loop4: detected capacity change from 0 to 512 [ 46.193149][ T443] loop5: detected capacity change from 0 to 512 [ 46.203890][ T449] loop2: detected capacity change from 0 to 512 [ 46.210968][ T454] EXT4-fs warning (device loop3): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 46.213724][ T448] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 46.223065][ T435] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 46.240280][ T435] EXT4-fs (loop3): failed to initialize system zone (-117) [ 46.247415][ T435] EXT4-fs (loop3): mount failed [ 46.254890][ T460] loop0: detected capacity change from 0 to 512 [ 46.254907][ T463] loop4: detected capacity change from 0 to 512 [ 46.273302][ T462] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 2 prio class 2 [ 46.287897][ T443] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback. [ 46.299034][ T27] audit: type=1400 audit(1723339824.854:101): avc: denied { mount } for pid=438 comm="syz-executor.5" name="/" dev="loop5" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 46.301854][ T480] loop3: detected capacity change from 0 to 512 [ 46.321389][ T443] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/2/file0 supports timestamps until 2038 (0x7fffffff) [ 46.346523][ T484] loop2: detected capacity change from 0 to 512 [ 46.348398][ T489] loop1: detected capacity change from 0 to 512 [ 46.353875][ T366] EXT4-fs (loop5): unmounting filesystem. [ 46.359150][ T27] audit: type=1400 audit(1723339824.904:102): avc: denied { unmount } for pid=366 comm="syz-executor.5" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 46.365357][ T480] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 46.395584][ T493] loop4: detected capacity change from 0 to 512 [ 46.396082][ T495] loop0: detected capacity change from 0 to 512 [ 46.408420][ T489] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. [ 46.417919][ T493] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.430476][ T483] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 25 prio class 2 [ 46.431536][ T501] loop5: detected capacity change from 0 to 512 [ 46.440446][ T492] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 4 prio class 2 [ 46.455741][ T489] ext4 filesystem being mounted at /root/syzkaller-testdir1229555672/syzkaller.gRGISA/5/file0 supports timestamps until 2038 (0x7fffffff) [ 46.470445][ T501] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.497341][ T506] loop5: detected capacity change from 0 to 512 [ 46.510907][ T523] loop4: detected capacity change from 0 to 512 [ 46.519776][ T526] loop3: detected capacity change from 0 to 512 [ 46.528263][ T359] EXT4-fs (loop1): unmounting filesystem. [ 46.539773][ T535] loop2: detected capacity change from 0 to 519 [ 46.553444][ T538] loop0: detected capacity change from 0 to 512 [ 46.560148][ T534] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 27 prio class 2 [ 46.560658][ T523] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 46.581896][ T526] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback. [ 46.583618][ T554] loop2: detected capacity change from 0 to 512 [ 46.590788][ T526] ext4 filesystem being mounted at /root/syzkaller-testdir1217763145/syzkaller.l9894E/5/file0 supports timestamps until 2038 (0x7fffffff) [ 46.611746][ T547] loop1: detected capacity change from 0 to 519 [ 46.619016][ T552] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 2 [ 46.628856][ T554] request_module fs- succeeded, but still no fs? [ 46.639350][ T360] EXT4-fs (loop3): unmounting filesystem. [ 46.651333][ T568] loop5: detected capacity change from 0 to 512 [ 46.653337][ T570] loop4: detected capacity change from 0 to 512 [ 46.665291][ T565] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 30 prio class 2 [ 46.666434][ T573] loop0: detected capacity change from 0 to 512 [ 46.675354][ T566] loop1: detected capacity change from 0 to 512 [ 46.687680][ T568] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 46.716460][ T573] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.728829][ T603] loop3: detected capacity change from 0 to 512 [ 46.741992][ T603] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 46.755964][ T614] loop2: detected capacity change from 0 to 512 [ 46.757528][ T603] EXT4-fs (loop3): group descriptors corrupted! [ 46.764233][ T621] loop5: detected capacity change from 0 to 512 [ 46.777515][ T616] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 2 [ 46.808712][ T651] loop0: detected capacity change from 0 to 512 [ 46.818497][ T666] loop3: detected capacity change from 0 to 512 [ 46.820738][ T644] loop5: detected capacity change from 0 to 512 [ 46.839873][ T651] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.848983][ T681] loop5: detected capacity change from 0 to 512 [ 46.860583][ T680] Buffer I/O error on dev loop5, logical block 0, async page read [ 46.882646][ T692] loop0: detected capacity change from 0 to 512 [ 46.892685][ T699] loop3: detected capacity change from 0 to 512 [ 46.893138][ T705] loop4: detected capacity change from 0 to 512 [ 46.902399][ T696] loop1: detected capacity change from 0 to 512 [ 46.912294][ T699] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.916074][ T696] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 46.932972][ T711] EXT4-fs warning (device loop0): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 46.945270][ T692] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 46.951563][ T712] loop2: detected capacity change from 0 to 512 [ 46.960664][ T692] EXT4-fs (loop0): failed to initialize system zone (-117) [ 46.966556][ T719] loop4: detected capacity change from 0 to 512 [ 46.974105][ T692] EXT4-fs (loop0): mount failed [ 46.988616][ T726] loop5: detected capacity change from 0 to 512 [ 46.990165][ T718] Buffer I/O error on dev loop4, logical block 0, async page read [ 46.997150][ T731] loop3: detected capacity change from 0 to 512 [ 47.013922][ T734] loop1: detected capacity change from 0 to 512 [ 47.015895][ T730] Buffer I/O error on dev loop3, logical block 0, async page read [ 47.028639][ T730] Buffer I/O error on dev loop3, logical block 0, async page read [ 47.030790][ T741] loop2: detected capacity change from 0 to 512 [ 47.042961][ T740] Buffer I/O error on dev loop2, logical block 0, async page read [ 47.046355][ T743] loop0: detected capacity change from 0 to 512 [ 47.064431][ T726] EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 47.066300][ T749] loop4: detected capacity change from 0 to 512 [ 47.078811][ T726] EXT4-fs (loop5): group descriptors corrupted! [ 47.080388][ T752] loop1: detected capacity change from 0 to 512 [ 47.093352][ T739] Buffer I/O error on dev loop0, logical block 0, async page read [ 47.101780][ T751] Buffer I/O error on dev loop1, logical block 0, async page read [ 47.110254][ T748] Buffer I/O error on dev loop4, logical block 0, async page read [ 47.118537][ T748] Buffer I/O error on dev loop4, logical block 0, async page read [ 47.123222][ T756] loop3: detected capacity change from 0 to 512 [ 47.143402][ T759] loop2: detected capacity change from 0 to 512 [ 47.143918][ T771] loop1: detected capacity change from 0 to 512 [ 47.160512][ T777] loop5: detected capacity change from 0 to 512 [ 47.171375][ T786] loop0: detected capacity change from 0 to 512 [ 47.184376][ T797] EXT4-fs warning (device loop5): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 47.186342][ T812] loop3: detected capacity change from 0 to 512 [ 47.196181][ T777] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 47.211151][ T777] EXT4-fs (loop5): failed to initialize system zone (-117) [ 47.218335][ T777] EXT4-fs (loop5): mount failed [ 47.229439][ T818] loop4: detected capacity change from 0 to 512 [ 47.238123][ T824] loop2: detected capacity change from 0 to 512 [ 47.250251][ T836] loop1: detected capacity change from 0 to 512 [ 47.280252][ T855] loop2: detected capacity change from 0 to 512 [ 47.299346][ T867] loop0: detected capacity change from 0 to 512 [ 47.304205][ T879] loop3: detected capacity change from 0 to 512 [ 47.311888][ T871] loop4: detected capacity change from 0 to 512 [ 47.319422][ T882] loop1: detected capacity change from 0 to 512 [ 47.326390][ T874] loop5: detected capacity change from 0 to 512 [ 47.336399][ T884] EXT4-fs warning (device loop3): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 47.343056][ T879] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 47.355120][ T882] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.359678][ T879] EXT4-fs (loop3): failed to initialize system zone (-117) [ 47.372642][ T879] EXT4-fs (loop3): mount failed [ 47.383062][ T888] loop4: detected capacity change from 0 to 512 [ 47.392197][ T896] loop2: detected capacity change from 0 to 512 [ 47.407536][ T911] loop1: detected capacity change from 0 to 512 [ 47.421621][ T923] loop3: detected capacity change from 0 to 512 [ 47.429172][ T896] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 47.438637][ T923] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 47.448216][ T888] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.460230][ T896] EXT4-fs (loop2): group descriptors corrupted! [ 47.467735][ T923] EXT4-fs (loop3): group descriptors corrupted! [ 47.475879][ T911] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.492810][ T941] loop4: detected capacity change from 0 to 512 [ 47.506096][ T953] loop5: detected capacity change from 0 to 512 [ 47.515726][ T958] loop2: detected capacity change from 0 to 512 [ 47.522271][ T944] loop3: detected capacity change from 0 to 512 [ 47.536911][ T965] loop0: detected capacity change from 0 to 512 [ 47.549326][ T953] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.560210][ T977] loop1: detected capacity change from 0 to 512 [ 47.579564][ T980] loop3: detected capacity change from 0 to 512 [ 47.579707][ T996] loop5: detected capacity change from 0 to 512 [ 47.597966][ T1007] loop0: detected capacity change from 0 to 512 [ 47.600007][ T1010] loop1: detected capacity change from 0 to 512 [ 47.617602][ T1013] loop2: detected capacity change from 0 to 512 [ 47.636007][ T1041] loop5: detected capacity change from 0 to 512 [ 47.645298][ T1046] loop3: detected capacity change from 0 to 512 [ 47.653400][ T1050] loop4: detected capacity change from 0 to 512 [ 47.662406][ T1057] loop0: detected capacity change from 0 to 512 [ 47.662406][ T1056] loop1: detected capacity change from 0 to 512 [ 47.693223][ T1082] loop3: detected capacity change from 0 to 512 [ 47.710547][ T1091] loop2: detected capacity change from 0 to 512 [ 47.717174][ T1057] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 47.727939][ T1056] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. [ 47.729691][ T1057] ext4 filesystem being mounted at /root/syzkaller-testdir3301681216/syzkaller.R3qhMy/39/file0 supports timestamps until 2038 (0x7fffffff) [ 47.737684][ T1056] ext4 filesystem being mounted at /root/syzkaller-testdir1229555672/syzkaller.gRGISA/38/file0 supports timestamps until 2038 (0x7fffffff) [ 47.751552][ T1091] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 47.775272][ T1091] EXT4-fs (loop2): group descriptors corrupted! [ 47.778976][ T355] EXT4-fs (loop0): unmounting filesystem. [ 47.791313][ T1101] loop4: detected capacity change from 0 to 512 [ 47.799302][ T1100] loop3: detected capacity change from 0 to 512 [ 47.808080][ T359] EXT4-fs (loop1): unmounting filesystem. [ 47.816872][ T1111] loop5: detected capacity change from 0 to 512 [ 47.831663][ T1120] loop2: detected capacity change from 0 to 512 [ 47.837946][ T1101] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.853062][ T1127] loop3: detected capacity change from 0 to 512 [ 47.877893][ T1144] loop2: detected capacity change from 0 to 512 [ 47.898074][ T1168] loop0: detected capacity change from 0 to 512 [ 47.917221][ T1186] loop1: detected capacity change from 0 to 512 [ 47.925648][ T1189] loop5: detected capacity change from 0 to 512 [ 47.940010][ T1189] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 47.951261][ T1216] loop3: detected capacity change from 0 to 512 [ 47.954061][ T1210] loop0: detected capacity change from 0 to 512 [ 47.975044][ T1231] loop4: detected capacity change from 0 to 512 [ 47.987170][ T1247] loop0: detected capacity change from 0 to 512 [ 47.995114][ T1243] loop2: detected capacity change from 0 to 512 [ 48.010450][ T1247] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.020917][ T1216] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback. [ 48.029805][ T1216] ext4 filesystem being mounted at /root/syzkaller-testdir1217763145/syzkaller.l9894E/33/file0 supports timestamps until 2038 (0x7fffffff) [ 48.049813][ T1259] loop1: detected capacity change from 0 to 512 [ 48.063372][ T1277] loop4: detected capacity change from 0 to 512 [ 48.063515][ T1280] loop0: detected capacity change from 0 to 512 [ 48.076651][ T360] EXT4-fs (loop3): unmounting filesystem. [ 48.077710][ T1282] loop5: detected capacity change from 0 to 512 [ 48.094024][ T1285] loop2: detected capacity change from 0 to 512 [ 48.105198][ T1280] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 48.114187][ T1280] ext4 filesystem being mounted at /root/syzkaller-testdir3301681216/syzkaller.R3qhMy/50/file0 supports timestamps until 2038 (0x7fffffff) [ 48.127667][ T1290] EXT4-fs warning (device loop5): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 48.139722][ T1259] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 48.141282][ T1282] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 48.148242][ T1259] EXT4-fs (loop1): failed to initialize system zone (-117) [ 48.160274][ T1285] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.164162][ T1259] EXT4-fs (loop1): mount failed [ 48.172991][ T1282] EXT4-fs (loop5): failed to initialize system zone (-117) [ 48.179894][ T1297] loop3: detected capacity change from 0 to 512 [ 48.190455][ T1282] EXT4-fs (loop5): mount failed [ 48.196769][ T355] EXT4-fs (loop0): unmounting filesystem. [ 48.210160][ T1304] loop1: detected capacity change from 0 to 512 [ 48.210562][ T1306] loop4: detected capacity change from 0 to 512 [ 48.222770][ T1304] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.235338][ T1309] loop3: detected capacity change from 0 to 512 [ 48.244317][ T1312] loop1: detected capacity change from 0 to 512 [ 48.255837][ T1315] loop2: detected capacity change from 0 to 519 [ 48.266667][ T1318] loop1: detected capacity change from 0 to 512 [ 48.276852][ T1324] loop5: detected capacity change from 0 to 519 [ 48.292549][ T1331] loop2: detected capacity change from 0 to 512 [ 48.301344][ T1335] loop0: detected capacity change from 0 to 512 [ 48.306792][ T1318] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 48.314654][ T1333] EXT4-fs warning (device loop3): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 48.315600][ T1338] loop5: detected capacity change from 0 to 512 [ 48.339047][ T1309] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 48.348343][ T1348] loop2: detected capacity change from 0 to 512 [ 48.355603][ T1309] EXT4-fs (loop3): failed to initialize system zone (-117) [ 48.364695][ T1335] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 48.373810][ T1309] EXT4-fs (loop3): mount failed [ 48.373970][ T1335] ext4 filesystem being mounted at /root/syzkaller-testdir3301681216/syzkaller.R3qhMy/52/file0 supports timestamps until 2038 (0x7fffffff) [ 48.402916][ T1360] loop3: detected capacity change from 0 to 512 [ 48.410641][ T1363] loop5: detected capacity change from 0 to 512 [ 48.419359][ T1348] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 48.430224][ T1360] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 48.431696][ T1373] loop4: detected capacity change from 0 to 512 [ 48.444712][ T1376] loop1: detected capacity change from 0 to 512 [ 48.449879][ T1348] ext4 filesystem being mounted at /root/syzkaller-testdir3921959951/syzkaller.0gDjJC/57/file0 supports timestamps until 2038 (0x7fffffff) [ 48.464991][ T355] EXT4-fs (loop0): unmounting filesystem. [ 48.472839][ T1363] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 48.492743][ T1381] loop1: detected capacity change from 0 to 512 [ 48.499461][ T357] EXT4-fs (loop2): unmounting filesystem. [ 48.505753][ T1373] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 48.514029][ T1373] EXT4-fs (loop4): failed to initialize system zone (-117) [ 48.521364][ T1373] EXT4-fs (loop4): mount failed [ 48.533304][ T1399] loop5: detected capacity change from 0 to 512 [ 48.543783][ T1403] loop2: detected capacity change from 0 to 512 [ 48.553496][ T1405] loop3: detected capacity change from 0 to 512 [ 48.564275][ T1410] EXT4-fs warning (device loop5): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 48.564304][ T1403] EXT4-fs (loop2): Encoding requested by superblock is unknown [ 48.582723][ T1405] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.592804][ T1399] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 48.604711][ T1399] EXT4-fs (loop5): failed to initialize system zone (-117) [ 48.604930][ T1416] loop4: detected capacity change from 0 to 512 [ 48.612015][ T1399] EXT4-fs (loop5): mount failed [ 48.620852][ T1419] loop1: detected capacity change from 0 to 512 [ 48.638897][ T1425] loop0: detected capacity change from 0 to 512 [ 48.642302][ T1423] loop2: detected capacity change from 0 to 512 [ 48.657712][ T1431] EXT4-fs warning (device loop4): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 48.669114][ T1416] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 48.678571][ T1419] EXT4-fs error (device loop1): ext4_init_orphan_info:586: comm syz-executor.1: inode #0: comm syz-executor.1: iget: illegal inode # [ 48.697290][ T1441] loop0: detected capacity change from 0 to 512 [ 48.697557][ T1416] EXT4-fs (loop4): failed to initialize system zone (-117) [ 48.703894][ T1423] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.713699][ T1416] EXT4-fs (loop4): mount failed [ 48.729798][ T1450] loop3: detected capacity change from 0 to 512 [ 48.738129][ T1419] EXT4-fs (loop1): get orphan inode failed [ 48.743878][ T1419] EXT4-fs (loop1): mount failed [ 48.752108][ T1450] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback. [ 48.762144][ T1450] ext4 filesystem being mounted at /root/syzkaller-testdir1217763145/syzkaller.l9894E/45/file0 supports timestamps until 2038 (0x7fffffff) [ 48.788301][ T1461] loop0: detected capacity change from 0 to 512 [ 48.788962][ T1464] loop5: detected capacity change from 0 to 512 [ 48.796121][ T1457] loop2: detected capacity change from 0 to 512 [ 48.811901][ T1470] loop1: detected capacity change from 0 to 512 [ 48.814559][ T1464] EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 48.827584][ T1470] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.839096][ T1473] loop4: detected capacity change from 0 to 512 [ 48.847310][ T360] EXT4-fs (loop3): unmounting filesystem. [ 48.854673][ T1457] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 48.866173][ T1473] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.866525][ T1464] EXT4-fs (loop5): group descriptors corrupted! [ 48.883107][ T1457] ext4 filesystem being mounted at /root/syzkaller-testdir3921959951/syzkaller.0gDjJC/60/file0 supports timestamps until 2038 (0x7fffffff) [ 48.907056][ T357] EXT4-fs (loop2): unmounting filesystem. [ 48.908758][ T1496] loop0: detected capacity change from 0 to 512 [ 48.923574][ T1502] loop3: detected capacity change from 0 to 512 [ 48.931788][ T1493] loop4: detected capacity change from 0 to 512 [ 48.942773][ T1493] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.944452][ T1496] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.967277][ T1514] loop3: detected capacity change from 0 to 512 [ 48.975338][ T1511] loop2: detected capacity change from 0 to 512 [ 49.007541][ T1545] loop4: detected capacity change from 0 to 512 [ 49.021733][ T1563] loop0: detected capacity change from 0 to 512 [ 49.023366][ T1559] loop3: detected capacity change from 0 to 512 [ 49.037643][ T1571] loop1: detected capacity change from 0 to 512 [ 49.047896][ T1577] loop2: detected capacity change from 0 to 512 [ 49.054889][ T1563] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.072615][ T1577] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 49.088322][ T1577] EXT4-fs (loop2): group descriptors corrupted! [ 49.110520][ T1623] loop1: detected capacity change from 0 to 512 [ 49.122321][ T1635] loop5: detected capacity change from 0 to 512 [ 49.125590][ T1641] loop2: detected capacity change from 0 to 512 [ 49.137316][ T1647] loop3: detected capacity change from 0 to 512 [ 49.144687][ T1635] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.149901][ T1641] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.160564][ T1638] loop0: detected capacity change from 0 to 512 [ 49.170797][ T1623] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 49.191235][ T1638] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.208772][ T1660] loop3: detected capacity change from 0 to 512 [ 49.212590][ T1666] loop1: detected capacity change from 0 to 512 [ 49.225619][ T1671] loop2: detected capacity change from 0 to 512 [ 49.239227][ T1666] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 49.257632][ T1666] EXT4-fs (loop1): group descriptors corrupted! [ 49.271641][ T1693] loop1: detected capacity change from 0 to 512 [ 49.271801][ T1695] loop4: detected capacity change from 0 to 512 [ 49.278709][ T1660] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.310744][ T1693] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. 2024/08/11 01:30:27 executed programs: 430 [ 49.325385][ T1693] ext4 filesystem being mounted at /root/syzkaller-testdir1229555672/syzkaller.gRGISA/68/file0 supports timestamps until 2038 (0x7fffffff) [ 49.380968][ T1737] loop0: detected capacity change from 0 to 512 [ 49.381233][ T359] EXT4-fs (loop1): unmounting filesystem. [ 49.409872][ T1760] loop1: detected capacity change from 0 to 512 [ 49.418291][ T1760] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.435786][ T1764] loop1: detected capacity change from 0 to 512 [ 49.451731][ T1796] loop3: detected capacity change from 0 to 512 [ 49.460373][ T1793] loop5: detected capacity change from 0 to 512 [ 49.479027][ T1807] loop2: detected capacity change from 0 to 512 [ 49.480725][ T1793] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.498840][ T1817] loop3: detected capacity change from 0 to 512 [ 49.507078][ T1820] loop4: detected capacity change from 0 to 512 [ 49.519852][ T1817] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.537216][ T1832] loop0: detected capacity change from 0 to 512 [ 49.560069][ T1832] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.578402][ T1863] loop4: detected capacity change from 0 to 512 [ 49.604522][ T1895] loop1: detected capacity change from 0 to 512 [ 49.614799][ T1901] loop4: detected capacity change from 0 to 512 [ 49.626083][ T1895] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 49.627852][ T1916] loop5: detected capacity change from 0 to 512 [ 49.642011][ T1919] loop3: detected capacity change from 0 to 512 [ 49.649978][ T1922] loop0: detected capacity change from 0 to 512 [ 49.663579][ T1919] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 49.674742][ T1925] loop2: detected capacity change from 0 to 512 [ 49.681417][ T1919] EXT4-fs (loop3): group descriptors corrupted! [ 49.711250][ T1949] loop1: detected capacity change from 0 to 512 [ 49.724558][ T1952] loop0: detected capacity change from 0 to 512 [ 49.731832][ T1965] loop3: detected capacity change from 0 to 512 [ 49.733262][ T1957] loop5: detected capacity change from 0 to 512 [ 49.745500][ T1960] loop4: detected capacity change from 0 to 512 [ 49.751746][ T1952] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.763618][ T1965] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.794009][ T1990] loop4: detected capacity change from 0 to 512 [ 49.795058][ T1992] loop1: detected capacity change from 0 to 519 [ 49.809074][ T1997] loop5: detected capacity change from 0 to 512 [ 49.819009][ T2002] loop2: detected capacity change from 0 to 512 [ 49.846593][ T2025] loop0: detected capacity change from 0 to 512 [ 49.860624][ T2002] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 49.870297][ T2002] EXT4-fs (loop2): group descriptors corrupted! [ 49.882763][ T2041] loop1: detected capacity change from 0 to 512 [ 49.883689][ T2048] loop4: detected capacity change from 0 to 512 [ 49.901466][ T2051] loop5: detected capacity change from 0 to 512 [ 49.911101][ T2059] loop2: detected capacity change from 0 to 512 [ 49.919488][ T2041] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. [ 49.922132][ T2066] loop3: detected capacity change from 0 to 512 [ 49.944338][ T2041] ext4 filesystem being mounted at /root/syzkaller-testdir1229555672/syzkaller.gRGISA/85/file0 supports timestamps until 2038 (0x7fffffff) [ 49.965241][ T2075] loop3: detected capacity change from 0 to 512 [ 49.978537][ T2082] loop0: detected capacity change from 0 to 512 [ 49.986246][ T2078] loop2: detected capacity change from 0 to 512 [ 49.994854][ T2085] loop4: detected capacity change from 0 to 512 [ 50.015304][ T2085] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.017675][ T2051] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback. [ 50.038181][ T2051] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/97/ext4 supports timestamps until 2038 (0x7fffffff) [ 50.038610][ T2089] loop3: detected capacity change from 0 to 512 [ 50.059005][ T359] EXT4-fs (loop1): unmounting filesystem. [ 50.073733][ T2089] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback. [ 50.082623][ T2089] ext4 filesystem being mounted at /root/syzkaller-testdir1217763145/syzkaller.l9894E/80/file0 supports timestamps until 2038 (0x7fffffff) [ 50.100609][ T2094] loop1: detected capacity change from 0 to 512 [ 50.110088][ T2098] loop0: detected capacity change from 0 to 512 [ 50.110498][ T2103] loop4: detected capacity change from 0 to 512 [ 50.127725][ T2106] loop2: detected capacity change from 0 to 512 [ 50.129728][ T366] EXT4-fs (loop5): unmounting filesystem. [ 50.142740][ T2112] loop1: detected capacity change from 0 to 519 [ 50.150158][ T2098] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.161029][ T2103] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: writeback. [ 50.170890][ T2103] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/94/file0 supports timestamps until 2038 (0x7fffffff) [ 50.173789][ T2116] loop5: detected capacity change from 0 to 512 [ 50.192489][ T360] EXT4-fs (loop3): unmounting filesystem. [ 50.204007][ T363] EXT4-fs (loop4): unmounting filesystem. [ 50.213431][ T2112] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. [ 50.223814][ T2128] loop2: detected capacity change from 0 to 512 [ 50.234514][ T2134] loop3: detected capacity change from 0 to 512 [ 50.241004][ T2131] loop0: detected capacity change from 0 to 512 [ 50.246758][ T2112] ext4 filesystem being mounted at /root/syzkaller-testdir1229555672/syzkaller.gRGISA/87/ext4 supports timestamps until 2038 (0x7fffffff) [ 50.268557][ T2141] loop4: detected capacity change from 0 to 512 [ 50.269397][ T2137] loop5: detected capacity change from 0 to 512 [ 50.286327][ T2143] loop0: detected capacity change from 0 to 512 [ 50.295068][ T2141] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.312183][ T2149] loop2: detected capacity change from 0 to 512 [ 50.312845][ T2152] loop3: detected capacity change from 0 to 512 [ 50.325238][ T359] EXT4-fs (loop1): unmounting filesystem. [ 50.332918][ T2157] EXT4-fs warning (device loop3): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 50.347629][ T2160] loop0: detected capacity change from 0 to 512 [ 50.353843][ T2152] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 50.358062][ T2169] loop4: detected capacity change from 0 to 512 [ 50.362553][ T2152] EXT4-fs (loop3): failed to initialize system zone (-117) [ 50.375189][ T2152] EXT4-fs (loop3): mount failed [ 50.385792][ T2175] loop5: detected capacity change from 0 to 512 [ 50.398842][ T2189] loop1: detected capacity change from 0 to 512 [ 50.401140][ T2184] loop0: detected capacity change from 0 to 512 [ 50.418570][ T2205] loop3: detected capacity change from 0 to 512 [ 50.432689][ T2211] loop2: detected capacity change from 0 to 512 [ 50.451822][ T2239] loop2: detected capacity change from 0 to 512 [ 50.459288][ T2242] loop0: detected capacity change from 0 to 512 [ 50.467106][ T2245] loop4: detected capacity change from 0 to 512 [ 50.475920][ T2258] loop5: detected capacity change from 0 to 512 [ 50.490116][ T2239] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.491251][ T2266] loop1: detected capacity change from 0 to 512 [ 50.500445][ T2242] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.517331][ T2245] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.535027][ T2282] loop5: detected capacity change from 0 to 512 [ 50.535344][ T2266] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. [ 50.553337][ T2266] ext4 filesystem being mounted at /root/syzkaller-testdir1229555672/syzkaller.gRGISA/92/file0 supports timestamps until 2038 (0x7fffffff) [ 50.570298][ T2285] loop2: detected capacity change from 0 to 512 [ 50.580487][ T2285] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 50.582050][ T2293] loop5: detected capacity change from 0 to 512 [ 50.599704][ T2295] loop4: detected capacity change from 0 to 519 [ 50.602015][ T2300] loop3: detected capacity change from 0 to 512 [ 50.613188][ T359] EXT4-fs (loop1): unmounting filesystem. [ 50.619132][ T2293] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 50.627786][ T2295] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.643716][ T2314] loop3: detected capacity change from 0 to 512 [ 50.651030][ T2308] loop0: detected capacity change from 0 to 512 [ 50.661131][ T2293] EXT4-fs (loop5): failed to initialize system zone (-117) [ 50.678421][ T2329] loop2: detected capacity change from 0 to 512 [ 50.679065][ T2293] EXT4-fs (loop5): mount failed [ 50.714706][ T2347] loop3: detected capacity change from 0 to 512 [ 50.727753][ T2356] loop4: detected capacity change from 0 to 519 [ 50.738018][ T2356] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 50.744191][ T2365] loop0: detected capacity change from 0 to 512 [ 50.754722][ T2364] blk_print_req_error: 1104 callbacks suppressed [ 50.754727][ T2364] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 50.760734][ T2356] EXT4-fs (loop4): group descriptors corrupted! [ 50.784385][ T2369] loop2: detected capacity change from 0 to 512 [ 50.792419][ T2376] loop1: detected capacity change from 0 to 512 [ 50.793213][ T2380] loop4: detected capacity change from 0 to 512 [ 50.806333][ T2376] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 50.817805][ T2386] loop5: detected capacity change from 0 to 512 [ 50.820042][ T2373] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 50.824573][ T2385] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 50.836909][ T2376] EXT4-fs (loop1): group descriptors corrupted! [ 50.853398][ T2398] loop3: detected capacity change from 0 to 512 [ 50.862345][ T2394] loop4: detected capacity change from 0 to 512 [ 50.870677][ T2391] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 50.887169][ T2416] loop1: detected capacity change from 0 to 512 [ 50.895312][ T2422] loop0: detected capacity change from 0 to 512 [ 50.903315][ T2421] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 50.905016][ T2428] loop2: detected capacity change from 0 to 512 [ 50.921129][ T2421] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 50.930606][ T2421] buffer_io_error: 1028 callbacks suppressed [ 50.930609][ T2421] Buffer I/O error on dev loop0, logical block 0, async page read [ 50.932102][ T2416] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 50.954386][ T2434] loop4: detected capacity change from 0 to 512 [ 50.966455][ T2433] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 50.988374][ T2456] loop4: detected capacity change from 0 to 512 [ 50.997082][ T2428] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 51.001300][ T2455] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 51.009205][ T2428] ext4 filesystem being mounted at /root/syzkaller-testdir3921959951/syzkaller.0gDjJC/117/file0 supports timestamps until 2038 (0x7fffffff) [ 51.039026][ T2469] loop0: detected capacity change from 0 to 512 [ 51.046501][ T357] EXT4-fs (loop2): unmounting filesystem. [ 51.047901][ T2476] loop3: detected capacity change from 0 to 512 [ 51.058050][ T2473] loop1: detected capacity change from 0 to 512 [ 51.069383][ T2466] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 51.079048][ T2469] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 51.092543][ T2485] loop4: detected capacity change from 0 to 512 [ 51.102299][ T2485] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 51.104534][ T2473] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 51.122427][ T2503] loop5: detected capacity change from 0 to 512 [ 51.134194][ T2502] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 51.163589][ T2531] loop4: detected capacity change from 0 to 519 [ 51.179425][ T2531] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 51.201105][ T2573] loop5: detected capacity change from 0 to 512 [ 51.208569][ T2571] loop2: detected capacity change from 0 to 512 [ 51.217450][ T2585] loop4: detected capacity change from 0 to 512 [ 51.226150][ T2573] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback. [ 51.228770][ T2592] loop3: detected capacity change from 0 to 512 [ 51.235314][ T2573] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/126/file0 supports timestamps until 2038 (0x7fffffff) [ 51.260200][ T2585] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 51.262567][ T2604] loop2: detected capacity change from 0 to 512 [ 51.269440][ T2592] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 51.283365][ T2585] EXT4-fs (loop4): failed to initialize system zone (-117) [ 51.288190][ T2607] loop0: detected capacity change from 0 to 512 [ 51.292002][ T2585] EXT4-fs (loop4): mount failed [ 51.303018][ T366] EXT4-fs (loop5): unmounting filesystem. [ 51.306981][ T2606] Buffer I/O error on dev loop0, logical block 0, async page read [ 51.309260][ T2604] EXT4-fs (loop2): Magic mismatch, very weird! [ 51.333384][ T2613] loop1: detected capacity change from 0 to 512 [ 51.333725][ T2620] loop5: detected capacity change from 0 to 512 [ 51.341325][ T2617] loop0: detected capacity change from 0 to 512 [ 51.354168][ T2623] loop4: detected capacity change from 0 to 512 [ 51.362086][ T2619] Buffer I/O error on dev loop4, logical block 0, async page read [ 51.369834][ T2619] Buffer I/O error on dev loop4, logical block 0, async page read [ 51.380597][ T2628] loop1: detected capacity change from 0 to 512 [ 51.380597][ T2617] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 51.385058][ T2628] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 51.394243][ T2634] loop3: detected capacity change from 0 to 512 [ 51.416674][ T2642] loop2: detected capacity change from 0 to 512 [ 51.420268][ T2620] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback. [ 51.425223][ T2641] Buffer I/O error on dev loop2, logical block 0, async page read [ 51.439873][ T2620] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/127/file0 supports timestamps until 2038 (0x7fffffff) [ 51.459475][ T2648] loop4: detected capacity change from 0 to 512 [ 51.468495][ T366] EXT4-fs (loop5): unmounting filesystem. [ 51.480933][ T2663] loop0: detected capacity change from 0 to 512 [ 51.488425][ T2669] loop1: detected capacity change from 0 to 512 [ 51.499943][ T2648] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 51.501217][ T2659] Buffer I/O error on dev loop0, logical block 0, async page read [ 51.519286][ T2668] Buffer I/O error on dev loop1, logical block 0, async page read [ 51.546960][ T2702] loop4: detected capacity change from 0 to 512 [ 51.560674][ T2714] loop1: detected capacity change from 0 to 512 [ 51.571459][ T2732] loop0: detected capacity change from 0 to 512 [ 51.578094][ T2714] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 51.578495][ T2731] Buffer I/O error on dev loop0, logical block 0, async page read [ 51.607773][ T2750] loop5: detected capacity change from 0 to 512 [ 51.621563][ T2765] loop0: detected capacity change from 0 to 512 [ 51.628330][ T2747] Buffer I/O error on dev loop5, logical block 0, async page read [ 51.642222][ T2777] loop3: detected capacity change from 0 to 512 [ 51.648726][ T2765] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 51.658005][ T2776] Buffer I/O error on dev loop3, logical block 0, async page read [ 51.663853][ T2784] loop2: detected capacity change from 0 to 512 [ 51.688455][ T2795] loop1: detected capacity change from 0 to 512 [ 51.696372][ T2800] EXT4-fs warning (device loop2): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 51.710287][ T2806] loop3: detected capacity change from 0 to 512 [ 51.725491][ T2816] loop5: detected capacity change from 0 to 512 [ 51.727070][ T2795] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 51.745883][ T2784] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 51.755290][ T2784] EXT4-fs (loop2): failed to initialize system zone (-117) [ 51.762813][ T2784] EXT4-fs (loop2): mount failed [ 51.767787][ T2806] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback. [ 51.776771][ T2806] ext4 filesystem being mounted at /root/syzkaller-testdir1217763145/syzkaller.l9894E/125/file0 supports timestamps until 2038 (0x7fffffff) [ 51.801331][ T2830] loop0: detected capacity change from 0 to 512 [ 51.801376][ T360] EXT4-fs (loop3): unmounting filesystem. [ 51.809289][ T2833] loop2: detected capacity change from 0 to 512 [ 51.815576][ T2836] loop1: detected capacity change from 0 to 512 [ 51.835011][ T2845] loop3: detected capacity change from 0 to 512 [ 51.849151][ T2836] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 51.850039][ T2861] loop0: detected capacity change from 0 to 518 [ 51.868774][ T2866] loop5: detected capacity change from 0 to 512 [ 51.887374][ T2869] loop4: detected capacity change from 0 to 512 [ 51.899238][ T2873] loop2: detected capacity change from 0 to 512 [ 51.899730][ T2866] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 51.919086][ T2881] loop0: detected capacity change from 0 to 512 [ 51.930887][ T2885] loop1: detected capacity change from 0 to 512 [ 51.939906][ T2885] EXT4-fs (loop1): Magic mismatch, very weird! [ 51.953654][ T2891] loop5: detected capacity change from 0 to 519 [ 51.965376][ T2906] loop2: detected capacity change from 0 to 512 [ 51.972979][ T2912] loop1: detected capacity change from 0 to 512 [ 51.987924][ T2921] loop0: detected capacity change from 0 to 512 [ 51.996129][ T2912] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 52.009405][ T2929] loop4: detected capacity change from 0 to 512 [ 52.012244][ T2935] loop5: detected capacity change from 0 to 512 [ 52.028011][ T2938] loop0: detected capacity change from 0 to 512 [ 52.044386][ T2956] loop1: detected capacity change from 0 to 512 [ 52.050893][ T2959] loop2: detected capacity change from 0 to 512 [ 52.059730][ T2938] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 52.070009][ T2956] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 52.079232][ T2970] loop5: detected capacity change from 0 to 512 [ 52.081086][ T2973] loop2: detected capacity change from 0 to 512 [ 52.086883][ T2967] loop4: detected capacity change from 0 to 512 [ 52.098451][ T2956] EXT4-fs (loop1): failed to initialize system zone (-117) [ 52.107888][ T2977] loop3: detected capacity change from 0 to 512 [ 52.119666][ T2973] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 52.119684][ T2956] EXT4-fs (loop1): mount failed [ 52.139312][ T2983] loop0: detected capacity change from 0 to 512 [ 52.149694][ T2986] EXT4-fs warning (device loop5): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 52.161114][ T2985] EXT4-fs warning (device loop4): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 52.164910][ T2967] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 52.181858][ T2970] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 52.193411][ T3003] loop1: detected capacity change from 0 to 512 [ 52.199744][ T2967] EXT4-fs (loop4): failed to initialize system zone (-117) [ 52.201587][ T3000] loop3: detected capacity change from 0 to 512 [ 52.215432][ T2967] EXT4-fs (loop4): mount failed [ 52.217175][ T2970] EXT4-fs (loop5): failed to initialize system zone (-117) [ 52.229217][ T2970] EXT4-fs (loop5): mount failed [ 52.234432][ T3000] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 52.251210][ T3008] loop0: detected capacity change from 0 to 512 [ 52.260002][ T3015] loop1: detected capacity change from 0 to 512 [ 52.266665][ T3012] loop4: detected capacity change from 0 to 512 [ 52.274721][ T3015] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 52.287761][ T3022] loop3: detected capacity change from 0 to 512 [ 52.291871][ T3024] loop5: detected capacity change from 0 to 512 [ 52.316071][ T3039] loop5: detected capacity change from 0 to 512 [ 52.327028][ T3048] loop4: detected capacity change from 0 to 512 [ 52.338346][ T3054] loop0: detected capacity change from 0 to 512 [ 52.357027][ T3076] loop1: detected capacity change from 0 to 512 [ 52.369830][ T3087] loop3: detected capacity change from 0 to 512 [ 52.378391][ T3090] loop5: detected capacity change from 0 to 512 [ 52.383846][ T3054] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 52.395030][ T3092] EXT4-fs warning (device loop1): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 52.407423][ T3076] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 52.416737][ T3076] EXT4-fs (loop1): failed to initialize system zone (-117) [ 52.424303][ T3076] EXT4-fs (loop1): mount failed [ 52.433144][ T3100] loop3: detected capacity change from 0 to 512 [ 52.441168][ T3105] loop4: detected capacity change from 0 to 512 [ 52.448526][ T3101] loop2: detected capacity change from 0 to 512 [ 52.455581][ T3106] loop5: detected capacity change from 0 to 512 [ 52.462728][ T3096] loop0: detected capacity change from 0 to 512 [ 52.469556][ T3100] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 52.479564][ T3100] EXT4-fs (loop3): group descriptors corrupted! [ 52.481154][ T3096] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 52.494591][ T3106] EXT4-fs (loop5): Magic mismatch, very weird! [ 52.497305][ T3096] ext4 filesystem being mounted at /root/syzkaller-testdir3301681216/syzkaller.R3qhMy/142/file0 supports timestamps until 2038 (0x7fffffff) [ 52.520164][ T3101] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 52.536157][ T3119] loop1: detected capacity change from 0 to 512 [ 52.543226][ T3105] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: writeback. [ 52.553989][ T3116] loop5: detected capacity change from 0 to 512 [ 52.560712][ T3105] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/139/file0 supports timestamps until 2038 (0x7fffffff) [ 52.577649][ T3129] loop3: detected capacity change from 0 to 512 [ 52.589217][ T355] EXT4-fs (loop0): unmounting filesystem. [ 52.610389][ T3140] loop5: detected capacity change from 0 to 512 [ 52.612530][ T3145] loop2: detected capacity change from 0 to 512 [ 52.622864][ T363] EXT4-fs (loop4): unmounting filesystem. [ 52.624814][ T3150] loop0: detected capacity change from 0 to 512 [ 52.635831][ T3148] loop1: detected capacity change from 0 to 512 [ 52.669664][ T3145] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 52.681334][ T3140] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback. [ 52.690580][ T3140] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/153/file0 supports timestamps until 2038 (0x7fffffff) [ 52.720365][ T3191] loop2: detected capacity change from 0 to 512 [ 52.722219][ T366] EXT4-fs (loop5): unmounting filesystem. [ 52.747197][ T3191] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 52.757813][ T3216] loop0: detected capacity change from 0 to 512 [ 52.770010][ T27] audit: type=1400 audit(1723339831.334:103): avc: denied { remove_name } for pid=78 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 52.793361][ T27] audit: type=1400 audit(1723339831.334:104): avc: denied { rename } for pid=78 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 52.819351][ T3239] loop4: detected capacity change from 0 to 512 [ 52.819353][ T3236] loop5: detected capacity change from 0 to 512 [ 52.832310][ T3239] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 52.846325][ T3248] loop3: detected capacity change from 0 to 517 [ 52.853032][ T3246] loop1: detected capacity change from 0 to 512 [ 52.861170][ T3251] loop2: detected capacity change from 0 to 512 [ 52.874967][ T3263] loop4: detected capacity change from 0 to 512 [ 52.882424][ T3251] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 52.892123][ T3251] ext4 filesystem being mounted at /root/syzkaller-testdir3921959951/syzkaller.0gDjJC/162/file0 supports timestamps until 2038 (0x7fffffff) [ 52.912481][ T3272] loop5: detected capacity change from 0 to 512 [ 52.913224][ T3275] loop1: detected capacity change from 0 to 512 [ 52.921796][ T3280] loop4: detected capacity change from 0 to 512 [ 52.932276][ T357] EXT4-fs (loop2): unmounting filesystem. [ 52.939352][ T3275] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 52.944932][ T3286] loop0: detected capacity change from 0 to 512 [ 52.952853][ T3272] EXT4-fs (loop5): Magic mismatch, very weird! [ 52.961229][ T3289] loop3: detected capacity change from 0 to 512 [ 52.973749][ T3280] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: writeback. [ 52.983596][ T3280] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/149/file0 supports timestamps until 2038 (0x7fffffff) [ 53.002200][ T3302] loop0: detected capacity change from 0 to 512 [ 53.002673][ T3304] loop2: detected capacity change from 0 to 512 [ 53.009456][ T3302] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 53.016446][ T3289] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 53.023707][ T3306] loop1: detected capacity change from 0 to 512 [ 53.032341][ T3289] EXT4-fs (loop3): group descriptors corrupted! [ 53.050084][ T363] EXT4-fs (loop4): unmounting filesystem. [ 53.064985][ T3306] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 53.067000][ T3321] loop5: detected capacity change from 0 to 512 [ 53.099996][ T3345] loop4: detected capacity change from 0 to 512 [ 53.101663][ T3340] loop3: detected capacity change from 0 to 512 [ 53.107790][ T3351] loop0: detected capacity change from 0 to 512 [ 53.126288][ T3363] loop2: detected capacity change from 0 to 512 [ 53.140079][ T3345] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 53.155561][ T3367] loop1: detected capacity change from 0 to 512 [ 53.171177][ T3363] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 53.182939][ T3388] loop0: detected capacity change from 0 to 512 [ 53.189895][ T3387] loop3: detected capacity change from 0 to 512 [ 53.196930][ T3393] loop5: detected capacity change from 0 to 512 [ 53.200006][ T3363] ext4 filesystem being mounted at /root/syzkaller-testdir3921959951/syzkaller.0gDjJC/169/file0 supports timestamps until 2038 (0x7fffffff) [ 53.218762][ T3388] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 53.230604][ T3388] EXT4-fs (loop0): group descriptors corrupted! [ 53.241787][ T357] EXT4-fs (loop2): unmounting filesystem. [ 53.242613][ T3405] loop3: detected capacity change from 0 to 512 [ 53.254729][ T3401] loop4: detected capacity change from 0 to 512 [ 53.275051][ T3418] loop5: detected capacity change from 0 to 512 [ 53.286467][ T3432] loop4: detected capacity change from 0 to 512 [ 53.303525][ T3450] loop2: detected capacity change from 0 to 512 [ 53.311461][ T3457] loop4: detected capacity change from 0 to 512 [ 53.321523][ T3463] loop1: detected capacity change from 0 to 512 [ 53.337718][ T3480] loop0: detected capacity change from 0 to 512 [ 53.348221][ T3463] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 53.366550][ T3499] loop5: detected capacity change from 0 to 512 [ 53.382730][ T3523] loop0: detected capacity change from 0 to 512 [ 53.392802][ T3530] loop4: detected capacity change from 0 to 512 [ 53.407781][ T3537] loop2: detected capacity change from 0 to 512 [ 53.416061][ T3530] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 53.434680][ T3499] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback. [ 53.443450][ T3499] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/171/file0 supports timestamps until 2038 (0x7fffffff) [ 53.463352][ T3554] loop1: detected capacity change from 0 to 512 [ 53.463729][ T3560] loop4: detected capacity change from 0 to 512 [ 53.482208][ T366] EXT4-fs (loop5): unmounting filesystem. [ 53.487173][ T3560] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 53.520917][ T3596] loop5: detected capacity change from 0 to 512 [ 53.529674][ T3596] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 53.545029][ T3607] loop0: detected capacity change from 0 to 512 [ 53.546208][ T3600] loop3: detected capacity change from 0 to 512 [ 53.557549][ T3605] loop2: detected capacity change from 0 to 512 [ 53.571103][ T3619] EXT4-fs warning (device loop0): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 53.586959][ T3607] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 53.588370][ T3631] loop2: detected capacity change from 0 to 512 [ 53.594821][ T3607] EXT4-fs (loop0): failed to initialize system zone (-117) [ 53.611395][ T3607] EXT4-fs (loop0): mount failed [ 53.617248][ T3637] loop3: detected capacity change from 0 to 512 [ 53.636348][ T3647] loop4: detected capacity change from 0 to 512 [ 53.643825][ T3652] loop5: detected capacity change from 0 to 512 [ 53.658843][ T3665] loop3: detected capacity change from 0 to 512 [ 53.679163][ T3682] loop0: detected capacity change from 0 to 518 [ 53.687451][ T3686] loop4: detected capacity change from 0 to 512 [ 53.693781][ T3652] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 53.713725][ T3691] loop5: detected capacity change from 0 to 512 [ 53.721505][ T3686] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: writeback. [ 53.737287][ T3665] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback. [ 53.737439][ T3706] loop0: detected capacity change from 0 to 512 [ 53.746348][ T3691] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 53.759067][ T3686] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/165/file0 supports timestamps until 2038 (0x7fffffff) [ 53.774300][ T3665] ext4 filesystem being mounted at /root/syzkaller-testdir1217763145/syzkaller.l9894E/182/file0 supports timestamps until 2038 (0x7fffffff) [ 53.798622][ T363] EXT4-fs (loop4): unmounting filesystem. [ 53.806868][ T3719] loop2: detected capacity change from 0 to 512 [ 53.825541][ T3732] loop1: detected capacity change from 0 to 512 [ 53.834765][ T360] EXT4-fs (loop3): unmounting filesystem. [ 53.845644][ T3743] loop3: detected capacity change from 0 to 512 [ 53.873772][ T3768] loop0: detected capacity change from 0 to 512 [ 53.881673][ T3772] loop4: detected capacity change from 0 to 512 [ 53.891030][ T3783] loop2: detected capacity change from 0 to 512 [ 53.898800][ T3784] loop3: detected capacity change from 0 to 512 [ 53.907812][ T3791] loop5: detected capacity change from 0 to 512 [ 53.918629][ T3796] EXT4-fs warning (device loop2): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 53.920730][ T3772] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 53.940306][ T3783] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 53.954162][ T3783] EXT4-fs (loop2): failed to initialize system zone (-117) [ 53.969163][ T3811] loop5: detected capacity change from 0 to 512 [ 53.976304][ T3783] EXT4-fs (loop2): mount failed [ 53.987925][ T3830] loop3: detected capacity change from 0 to 512 [ 54.004510][ T3844] loop1: detected capacity change from 0 to 512 [ 54.025370][ T3877] loop2: detected capacity change from 0 to 512 [ 54.038589][ T3889] loop0: detected capacity change from 0 to 512 [ 54.048420][ T3895] loop5: detected capacity change from 0 to 512 [ 54.058227][ T3902] loop4: detected capacity change from 0 to 512 [ 54.071221][ T3889] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 54.072556][ T3902] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 54.111771][ T3935] loop5: detected capacity change from 0 to 512 [ 54.126513][ T3953] loop3: detected capacity change from 0 to 512 [ 54.126581][ T3957] loop1: detected capacity change from 0 to 512 [ 54.141752][ T3961] loop2: detected capacity change from 0 to 512 [ 54.153107][ T3970] loop3: detected capacity change from 0 to 512 [ 54.172488][ T3970] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 54.183275][ T3994] loop4: detected capacity change from 0 to 512 [ 54.192479][ T4001] loop1: detected capacity change from 0 to 512 [ 54.201839][ T3994] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 54.213962][ T4008] loop5: detected capacity change from 0 to 512 [ 54.222130][ T4015] loop0: detected capacity change from 0 to 512 [ 54.231164][ T4019] loop2: detected capacity change from 0 to 512 [ 54.243677][ T4028] loop1: detected capacity change from 0 to 512 [ 54.253242][ T4031] loop4: detected capacity change from 0 to 512 [ 54.253619][ T4037] loop0: detected capacity change from 0 to 518 [ 54.266147][ T4019] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 54.268270][ T4040] loop5: detected capacity change from 0 to 512 [ 54.287085][ T4046] loop3: detected capacity change from 0 to 512 [ 54.297640][ T4049] loop4: detected capacity change from 0 to 512 2024/08/11 01:30:32 executed programs: 1187 [ 54.324463][ T4062] loop2: detected capacity change from 0 to 512 [ 54.333968][ T4040] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback. [ 54.343125][ T4040] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/200/file0 supports timestamps until 2038 (0x7fffffff) [ 54.360311][ T4046] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback. [ 54.369369][ T4046] ext4 filesystem being mounted at /root/syzkaller-testdir1217763145/syzkaller.l9894E/200/file0 supports timestamps until 2038 (0x7fffffff) [ 54.399422][ T4089] loop0: detected capacity change from 0 to 512 [ 54.409398][ T4093] loop1: detected capacity change from 0 to 512 [ 54.417525][ T4095] loop4: detected capacity change from 0 to 512 [ 54.435958][ T4113] loop2: detected capacity change from 0 to 512 [ 54.451421][ T4095] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 54.474849][ T4144] loop5: detected capacity change from 0 to 512 [ 54.485784][ T4156] loop3: detected capacity change from 0 to 512 [ 54.494454][ T4159] loop0: detected capacity change from 0 to 512 [ 54.502013][ T4165] loop2: detected capacity change from 0 to 512 [ 54.513927][ T4177] loop5: detected capacity change from 0 to 512 [ 54.521539][ T4181] loop4: detected capacity change from 0 to 512 [ 54.528047][ T4175] EXT4-fs warning (device loop2): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 54.539655][ T4159] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 54.549858][ T4165] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 54.561329][ T4196] loop3: detected capacity change from 0 to 512 [ 54.571121][ T4181] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 54.574143][ T4196] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 54.600146][ T4177] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 54.610380][ T4165] EXT4-fs (loop2): failed to initialize system zone (-117) [ 54.619525][ T4165] EXT4-fs (loop2): mount failed [ 54.635381][ T4208] loop4: detected capacity change from 0 to 512 [ 54.650334][ T4220] loop5: detected capacity change from 0 to 512 [ 54.664131][ T4233] loop3: detected capacity change from 0 to 512 [ 54.670703][ T4226] EXT4-fs warning (device loop4): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 54.683812][ T4208] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 54.693660][ T4208] EXT4-fs (loop4): failed to initialize system zone (-117) [ 54.701491][ T4208] EXT4-fs (loop4): mount failed [ 54.711020][ T4251] loop2: detected capacity change from 0 to 512 [ 54.712836][ T4258] loop1: detected capacity change from 0 to 512 [ 54.718729][ T4255] loop5: detected capacity change from 0 to 512 [ 54.734738][ T4262] loop4: detected capacity change from 0 to 512 [ 54.736501][ T4267] loop3: detected capacity change from 0 to 512 [ 54.765280][ T4251] ext4 filesystem being mounted at /root/syzkaller-testdir3921959951/syzkaller.0gDjJC/214/file0 supports timestamps until 2038 (0x7fffffff) [ 54.766648][ T4284] loop0: detected capacity change from 0 to 512 [ 54.791215][ T4258] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 54.803627][ T4258] EXT4-fs (loop1): failed to initialize system zone (-117) [ 54.808300][ T4262] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/195/file0 supports timestamps until 2038 (0x7fffffff) [ 54.811090][ T4258] EXT4-fs (loop1): mount failed [ 54.838164][ T4296] loop5: detected capacity change from 0 to 512 [ 54.854833][ T4317] loop3: detected capacity change from 0 to 512 [ 54.868299][ T4334] loop5: detected capacity change from 0 to 512 [ 54.879421][ T4349] loop2: detected capacity change from 0 to 512 [ 54.899678][ T4334] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 54.912639][ T4369] EXT4-fs warning (device loop2): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 54.924322][ T4349] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 54.934918][ T4349] EXT4-fs (loop2): failed to initialize system zone (-117) [ 54.942850][ T4349] EXT4-fs (loop2): mount failed [ 54.956716][ T4375] loop3: detected capacity change from 0 to 512 [ 54.974223][ T4396] loop1: detected capacity change from 0 to 512 [ 54.984219][ T4375] EXT4-fs (loop3): Magic mismatch, very weird! [ 54.987205][ T4402] loop4: detected capacity change from 0 to 512 [ 55.000145][ T4409] loop0: detected capacity change from 0 to 512 [ 55.010345][ T4405] loop5: detected capacity change from 0 to 512 [ 55.017202][ T4409] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 55.023482][ T4415] loop2: detected capacity change from 0 to 512 [ 55.036873][ T4409] EXT4-fs (loop0): group descriptors corrupted! [ 55.044861][ T4420] loop1: detected capacity change from 0 to 512 [ 55.060695][ T4429] loop3: detected capacity change from 0 to 512 [ 55.074656][ T4447] loop4: detected capacity change from 0 to 512 [ 55.100160][ T4475] loop2: detected capacity change from 0 to 512 [ 55.108586][ T4466] loop5: detected capacity change from 0 to 512 [ 55.115302][ T4468] loop1: detected capacity change from 0 to 512 [ 55.129799][ T4475] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 55.141279][ T4489] loop0: detected capacity change from 0 to 512 [ 55.152317][ T4499] loop3: detected capacity change from 0 to 517 [ 55.153382][ T4501] loop5: detected capacity change from 0 to 512 [ 55.165458][ T4495] loop4: detected capacity change from 0 to 512 [ 55.180604][ T4501] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 55.204556][ T4533] loop4: detected capacity change from 0 to 512 [ 55.211243][ T4499] ext4 filesystem being mounted at /root/syzkaller-testdir1217763145/syzkaller.l9894E/223/file0 supports timestamps until 2038 (0x7fffffff) [ 55.243990][ T4542] loop2: detected capacity change from 0 to 512 [ 55.244373][ T4544] loop0: detected capacity change from 0 to 512 [ 55.258083][ T4546] loop1: detected capacity change from 0 to 512 [ 55.258759][ T4542] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 55.275769][ T4544] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 55.284158][ T4552] loop4: detected capacity change from 0 to 512 [ 55.293325][ T4555] loop5: detected capacity change from 0 to 512 [ 55.303455][ T4546] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 55.317594][ T4561] loop0: detected capacity change from 0 to 512 [ 55.336819][ T4570] loop5: detected capacity change from 0 to 512 [ 55.355812][ T4584] loop0: detected capacity change from 0 to 512 [ 55.360890][ T4583] loop2: detected capacity change from 0 to 512 [ 55.373299][ T4583] EXT4-fs (loop2): Magic mismatch, very weird! [ 55.393791][ T4619] loop0: detected capacity change from 0 to 512 [ 55.402508][ T4629] loop3: detected capacity change from 0 to 512 [ 55.411213][ T4628] loop4: detected capacity change from 0 to 512 [ 55.432879][ T4658] loop1: detected capacity change from 0 to 512 [ 55.444534][ T4629] ext4 filesystem being mounted at /root/syzkaller-testdir1217763145/syzkaller.l9894E/231/file0 supports timestamps until 2038 (0x7fffffff) [ 55.465409][ T4674] loop4: detected capacity change from 0 to 512 [ 55.466011][ T4679] loop5: detected capacity change from 0 to 512 [ 55.485173][ T4672] loop0: detected capacity change from 0 to 512 [ 55.506096][ T4704] loop3: detected capacity change from 0 to 512 [ 55.514141][ T4707] loop2: detected capacity change from 0 to 519 [ 55.537987][ T4707] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 55.545567][ T4674] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/219/ext4 supports timestamps until 2038 (0x7fffffff) [ 55.566370][ T4717] loop0: detected capacity change from 0 to 512 [ 55.567897][ T4726] loop1: detected capacity change from 0 to 512 [ 55.577966][ T4731] loop2: detected capacity change from 0 to 512 [ 55.601518][ T4749] loop0: detected capacity change from 0 to 512 [ 55.611548][ T4756] loop4: detected capacity change from 0 to 512 [ 55.613963][ T4761] loop3: detected capacity change from 0 to 512 [ 55.623987][ T4756] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 55.637016][ T4773] loop1: detected capacity change from 0 to 512 [ 55.649675][ T4761] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 55.661618][ T4773] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 55.678710][ T4791] loop4: detected capacity change from 0 to 512 [ 55.678776][ T4800] loop2: detected capacity change from 0 to 512 [ 55.713402][ T4836] loop1: detected capacity change from 0 to 512 [ 55.728260][ T4844] loop5: detected capacity change from 0 to 512 [ 55.736243][ T4846] loop3: detected capacity change from 0 to 512 [ 55.753565][ T4836] ext4 filesystem being mounted at /root/syzkaller-testdir1229555672/syzkaller.gRGISA/240/file0 supports timestamps until 2038 (0x7fffffff) [ 55.780416][ T4880] loop2: detected capacity change from 0 to 512 [ 55.781226][ T4895] loop5: detected capacity change from 0 to 512 [ 55.796203][ T4899] loop4: detected capacity change from 0 to 512 [ 55.796647][ T4900] loop3: detected capacity change from 0 to 512 [ 55.809420][ T4898] blk_print_req_error: 1507 callbacks suppressed [ 55.809424][ T4898] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 55.809685][ T4880] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 55.822188][ T4898] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 55.827045][ T4897] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 2 [ 55.846644][ T4894] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 55.853675][ T4880] EXT4-fs (loop2): group descriptors corrupted! [ 55.863239][ T4894] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 55.889082][ T4908] loop1: detected capacity change from 0 to 512 [ 55.898676][ T4908] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 55.917578][ T4920] loop4: detected capacity change from 0 to 512 [ 55.922339][ T4923] loop5: detected capacity change from 0 to 512 [ 55.933348][ T4913] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 24 prio class 2 [ 55.951076][ T4929] loop1: detected capacity change from 0 to 512 [ 55.957451][ T4935] loop2: detected capacity change from 0 to 512 [ 55.960080][ T4928] I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 2 [ 55.965770][ T4938] loop0: detected capacity change from 0 to 512 [ 55.973322][ T4923] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 55.980445][ T4934] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 55.991824][ T4928] I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 56.000052][ T4937] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 56.010711][ T4934] buffer_io_error: 1409 callbacks suppressed [ 56.010716][ T4934] Buffer I/O error on dev loop2, logical block 0, async page read [ 56.020111][ T4941] loop3: detected capacity change from 0 to 512 [ 56.037777][ T4928] Buffer I/O error on dev loop1, logical block 0, async page read [ 56.046237][ T4940] Buffer I/O error on dev loop3, logical block 0, async page read [ 56.065995][ T4949] loop5: detected capacity change from 0 to 512 [ 56.080968][ T4954] loop0: detected capacity change from 0 to 512 [ 56.083422][ T4974] loop4: detected capacity change from 0 to 512 [ 56.087568][ T4969] loop1: detected capacity change from 0 to 512 [ 56.095722][ T4967] Buffer I/O error on dev loop4, logical block 0, async page read [ 56.112075][ T4978] loop3: detected capacity change from 0 to 512 [ 56.137400][ T4996] loop5: detected capacity change from 0 to 512 [ 56.148498][ T5006] loop2: detected capacity change from 0 to 512 [ 56.150357][ T4978] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 56.163472][ T4991] EXT4-fs warning (device loop3): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 56.163644][ T4978] EXT4-fs (loop3): failed to initialize system zone (-117) [ 56.179989][ T4995] Buffer I/O error on dev loop5, logical block 0, async page read [ 56.183589][ T4978] EXT4-fs (loop3): mount failed [ 56.191571][ T5002] Buffer I/O error on dev loop2, logical block 0, async page read [ 56.226998][ T5039] loop0: detected capacity change from 0 to 512 [ 56.242490][ T5052] loop3: detected capacity change from 0 to 512 [ 56.250079][ T5039] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 56.262587][ T5059] loop1: detected capacity change from 0 to 512 [ 56.277499][ T5080] loop0: detected capacity change from 0 to 512 [ 56.278740][ T5076] loop5: detected capacity change from 0 to 512 [ 56.283909][ T5052] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 56.300820][ T5076] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 56.319906][ T5080] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 56.334100][ T5094] loop1: detected capacity change from 0 to 512 [ 56.343949][ T5087] Buffer I/O error on dev loop1, logical block 0, async page read [ 56.351884][ T5087] Buffer I/O error on dev loop1, logical block 0, async page read [ 56.383562][ T5135] loop2: detected capacity change from 0 to 512 [ 56.391625][ T5133] loop4: detected capacity change from 0 to 512 [ 56.402391][ T5143] loop3: detected capacity change from 0 to 512 [ 56.408998][ T5133] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 56.419549][ T5134] Buffer I/O error on dev loop2, logical block 0, async page read [ 56.430578][ T5138] Buffer I/O error on dev loop3, logical block 0, async page read [ 56.452991][ T5181] loop3: detected capacity change from 0 to 512 [ 56.473704][ T5199] loop0: detected capacity change from 0 to 512 [ 56.476723][ T5202] loop1: detected capacity change from 0 to 512 [ 56.491154][ T5206] loop2: detected capacity change from 0 to 512 [ 56.491849][ T5208] loop4: detected capacity change from 0 to 512 [ 56.508504][ T5206] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 56.519579][ T5199] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 56.535562][ T5220] loop5: detected capacity change from 0 to 512 [ 56.562542][ T5242] loop4: detected capacity change from 0 to 512 [ 56.563641][ T5245] loop1: detected capacity change from 0 to 512 [ 56.575518][ T5238] loop2: detected capacity change from 0 to 512 [ 56.589908][ T5265] loop3: detected capacity change from 0 to 512 [ 56.591987][ T5268] loop5: detected capacity change from 0 to 512 [ 56.611768][ T5277] loop3: detected capacity change from 0 to 512 [ 56.630733][ T5242] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/252/file0 supports timestamps until 2038 (0x7fffffff) [ 56.651859][ T5285] loop1: detected capacity change from 0 to 512 [ 56.653768][ T5292] loop5: detected capacity change from 0 to 512 [ 56.665471][ T5283] loop0: detected capacity change from 0 to 512 [ 56.671814][ T5293] loop3: detected capacity change from 0 to 517 [ 56.682004][ T5285] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 56.694021][ T5297] loop2: detected capacity change from 0 to 512 [ 56.704848][ T5305] loop3: detected capacity change from 0 to 512 [ 56.720087][ T5297] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 56.739850][ T5339] loop1: detected capacity change from 0 to 512 [ 56.744010][ T5345] loop5: detected capacity change from 0 to 512 [ 56.756429][ T5351] loop3: detected capacity change from 0 to 512 [ 56.767712][ T5357] loop4: detected capacity change from 0 to 512 [ 56.806060][ T5389] loop2: detected capacity change from 0 to 512 [ 56.813850][ T5403] loop1: detected capacity change from 0 to 512 [ 56.823815][ T5409] loop5: detected capacity change from 0 to 519 [ 56.827130][ T5406] loop3: detected capacity change from 0 to 512 [ 56.846413][ T5422] EXT4-fs warning (device loop5): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 56.859359][ T5409] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 56.871565][ T5409] EXT4-fs (loop5): failed to initialize system zone (-117) [ 56.880140][ T5409] EXT4-fs (loop5): mount failed [ 56.892373][ T5458] loop4: detected capacity change from 0 to 512 [ 56.902119][ T5464] loop3: detected capacity change from 0 to 512 [ 56.913188][ T5478] loop2: detected capacity change from 0 to 512 [ 56.913193][ T5477] loop0: detected capacity change from 0 to 512 [ 56.921049][ T5472] loop5: detected capacity change from 0 to 512 [ 56.940000][ T5464] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 56.953632][ T5487] loop1: detected capacity change from 0 to 512 [ 56.961146][ T5458] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/262/file0 supports timestamps until 2038 (0x7fffffff) [ 56.985168][ T5495] loop0: detected capacity change from 0 to 512 [ 56.985879][ T5505] loop1: detected capacity change from 0 to 512 [ 56.998315][ T5503] loop5: detected capacity change from 0 to 512 [ 57.009242][ T5508] loop3: detected capacity change from 0 to 517 [ 57.018933][ T5511] loop2: detected capacity change from 0 to 512 [ 57.027098][ T5505] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 57.038599][ T5505] EXT4-fs (loop1): group descriptors corrupted! [ 57.047141][ T5514] loop0: detected capacity change from 0 to 512 [ 57.064867][ T5526] loop5: detected capacity change from 0 to 512 [ 57.081071][ T5514] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 57.102746][ T5553] loop3: detected capacity change from 0 to 512 [ 57.110222][ T5556] loop2: detected capacity change from 0 to 512 [ 57.118197][ T5568] loop0: detected capacity change from 0 to 512 [ 57.126130][ T5553] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 57.139384][ T5583] loop4: detected capacity change from 0 to 512 [ 57.148744][ T5587] loop5: detected capacity change from 0 to 512 [ 57.163226][ T5604] loop4: detected capacity change from 0 to 512 [ 57.173694][ T5612] loop1: detected capacity change from 0 to 512 [ 57.182428][ T5611] loop0: detected capacity change from 0 to 512 [ 57.189952][ T5604] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 57.203646][ T5612] EXT4-fs (loop1): Magic mismatch, very weird! [ 57.210726][ T5587] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 57.225598][ T5622] loop2: detected capacity change from 0 to 512 [ 57.227175][ T5611] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 57.250769][ T5627] loop3: detected capacity change from 0 to 512 [ 57.260725][ T5638] loop2: detected capacity change from 0 to 512 [ 57.280986][ T5662] loop4: detected capacity change from 0 to 512 [ 57.281778][ T5664] loop0: detected capacity change from 0 to 512 [ 57.289180][ T5662] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 57.311922][ T5677] loop2: detected capacity change from 0 to 512 [ 57.333756][ T5699] loop5: detected capacity change from 0 to 512 [ 57.333763][ T5691] loop0: detected capacity change from 0 to 512 [ 57.351390][ T5704] loop1: detected capacity change from 0 to 512 [ 57.365273][ T5710] loop2: detected capacity change from 0 to 512 [ 57.367615][ T5713] loop4: detected capacity change from 0 to 512 [ 57.381657][ T5716] loop5: detected capacity change from 0 to 512 [ 57.389455][ T5713] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 57.391007][ T5716] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 57.408076][ T5713] EXT4-fs (loop4): group descriptors corrupted! [ 57.424940][ T5704] ext4 filesystem being mounted at /root/syzkaller-testdir1229555672/syzkaller.gRGISA/288/file0 supports timestamps until 2038 (0x7fffffff) [ 57.428403][ T5732] loop2: detected capacity change from 0 to 512 [ 57.450625][ T5742] loop5: detected capacity change from 0 to 512 [ 57.452705][ T5745] loop4: detected capacity change from 0 to 512 [ 57.465308][ T5742] EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 57.476478][ T5749] loop0: detected capacity change from 0 to 512 [ 57.483006][ T5732] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 57.484138][ T5742] EXT4-fs (loop5): group descriptors corrupted! [ 57.495067][ T5754] loop3: detected capacity change from 0 to 512 [ 57.514701][ T5761] loop0: detected capacity change from 0 to 518 [ 57.533033][ T5784] loop1: detected capacity change from 0 to 512 [ 57.553464][ T5799] loop4: detected capacity change from 0 to 512 [ 57.564095][ T5811] loop2: detected capacity change from 0 to 512 [ 57.567463][ T5808] loop0: detected capacity change from 0 to 512 [ 57.572371][ T5820] loop5: detected capacity change from 0 to 512 [ 57.585080][ T5808] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 57.605996][ T5811] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 57.629270][ T5845] loop1: detected capacity change from 0 to 512 [ 57.637151][ T5853] loop3: detected capacity change from 0 to 512 [ 57.650806][ T5865] loop4: detected capacity change from 0 to 512 [ 57.663094][ T5880] loop0: detected capacity change from 0 to 512 [ 57.669736][ T5853] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 57.679722][ T5845] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 57.717032][ T5907] loop5: detected capacity change from 0 to 519 [ 57.731199][ T5922] loop4: detected capacity change from 0 to 512 [ 57.733395][ T5928] loop0: detected capacity change from 0 to 512 [ 57.738769][ T5925] loop2: detected capacity change from 0 to 512 [ 57.751840][ T5928] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 57.765466][ T5928] EXT4-fs (loop0): group descriptors corrupted! [ 57.780204][ T5949] loop5: detected capacity change from 0 to 512 [ 57.795605][ T5922] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/283/file0 supports timestamps until 2038 (0x7fffffff) [ 57.795852][ T5949] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 57.831252][ T5975] loop2: detected capacity change from 0 to 512 [ 57.833167][ T5978] loop0: detected capacity change from 0 to 512 [ 57.849355][ T5981] loop4: detected capacity change from 0 to 512 [ 57.859310][ T5998] loop2: detected capacity change from 0 to 512 [ 57.873261][ T6002] loop3: detected capacity change from 0 to 512 [ 57.874692][ T6008] loop5: detected capacity change from 0 to 512 [ 57.881538][ T6005] loop1: detected capacity change from 0 to 519 [ 57.895628][ T6011] loop0: detected capacity change from 0 to 512 [ 57.904032][ T6014] loop4: detected capacity change from 0 to 512 [ 57.915415][ T6020] loop3: detected capacity change from 0 to 512 [ 57.931555][ T6027] loop2: detected capacity change from 0 to 512 [ 57.940179][ T6005] ext4 filesystem being mounted at /root/syzkaller-testdir1229555672/syzkaller.gRGISA/307/file0 supports timestamps until 2038 (0x7fffffff) [ 57.957191][ T6027] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 57.967197][ T6032] loop0: detected capacity change from 0 to 512 [ 57.967327][ T6035] loop4: detected capacity change from 0 to 512 [ 57.983842][ T6032] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 57.994483][ T6032] EXT4-fs (loop0): group descriptors corrupted! [ 57.999463][ T6020] ext4 filesystem being mounted at /root/syzkaller-testdir1217763145/syzkaller.l9894E/306/file0 supports timestamps until 2038 (0x7fffffff) [ 58.019196][ T6045] loop4: detected capacity change from 0 to 512 [ 58.027900][ T6008] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/301/ext4 supports timestamps until 2038 (0x7fffffff) [ 58.045758][ T6051] loop1: detected capacity change from 0 to 512 [ 58.066866][ T6057] loop3: detected capacity change from 0 to 512 [ 58.074591][ T6060] loop2: detected capacity change from 0 to 512 [ 58.075102][ T6063] loop0: detected capacity change from 0 to 512 [ 58.082374][ T6056] loop4: detected capacity change from 0 to 512 [ 58.095489][ T6066] loop1: detected capacity change from 0 to 512 [ 58.101722][ T6063] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 58.116466][ T6069] loop5: detected capacity change from 0 to 512 [ 58.132900][ T6072] loop4: detected capacity change from 0 to 512 [ 58.135048][ T6078] loop3: detected capacity change from 0 to 512 [ 58.140947][ T6069] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 58.159994][ T6066] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 58.165195][ T6072] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/290/file0 supports timestamps until 2038 (0x7fffffff) [ 58.199901][ T6101] loop2: detected capacity change from 0 to 512 [ 58.201153][ T6104] loop0: detected capacity change from 0 to 512 [ 58.232022][ T6134] loop0: detected capacity change from 0 to 512 [ 58.232200][ T6119] loop4: detected capacity change from 0 to 512 [ 58.251208][ T6140] EXT4-fs warning (device loop4): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 58.253601][ T6119] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 58.262463][ T6134] EXT4-fs (loop0): Magic mismatch, very weird! [ 58.271875][ T6119] EXT4-fs (loop4): failed to initialize system zone (-117) [ 58.288706][ T6119] EXT4-fs (loop4): mount failed [ 58.303647][ T6155] loop2: detected capacity change from 0 to 512 [ 58.318813][ T6167] loop1: detected capacity change from 0 to 512 [ 58.330675][ T6179] loop5: detected capacity change from 0 to 512 [ 58.338523][ T6182] loop3: detected capacity change from 0 to 512 [ 58.346370][ T6185] loop4: detected capacity change from 0 to 512 [ 58.357575][ T6167] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 58.393748][ T6230] loop2: detected capacity change from 0 to 512 [ 58.394075][ T6221] loop5: detected capacity change from 0 to 519 [ 58.413685][ T6242] loop0: detected capacity change from 0 to 512 [ 58.421260][ T6245] loop3: detected capacity change from 0 to 512 [ 58.435828][ T6254] loop4: detected capacity change from 0 to 512 [ 58.446186][ T6272] loop0: detected capacity change from 0 to 518 [ 58.459863][ T6245] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 58.470945][ T6254] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 58.487854][ T6287] loop2: detected capacity change from 0 to 512 [ 58.496904][ T6294] loop0: detected capacity change from 0 to 512 [ 58.506121][ T6304] loop1: detected capacity change from 0 to 512 [ 58.521599][ T6312] loop4: detected capacity change from 0 to 512 [ 58.523437][ T6318] loop5: detected capacity change from 0 to 512 [ 58.530076][ T6320] loop3: detected capacity change from 0 to 512 [ 58.559785][ T6318] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 58.572077][ T6349] loop0: detected capacity change from 0 to 512 [ 58.582200][ T6353] loop3: detected capacity change from 0 to 512 [ 58.591216][ T6349] ext4 filesystem being mounted at /root/syzkaller-testdir3301681216/syzkaller.R3qhMy/324/file0 supports timestamps until 2038 (0x7fffffff) [ 58.610565][ T6362] loop2: detected capacity change from 0 to 512 [ 58.618423][ T6367] loop5: detected capacity change from 0 to 512 [ 58.626658][ T6370] loop3: detected capacity change from 0 to 512 [ 58.626868][ T6366] loop1: detected capacity change from 0 to 512 [ 58.640214][ T6370] ext4 filesystem being mounted at /root/syzkaller-testdir1217763145/syzkaller.l9894E/325/file0 supports timestamps until 2038 (0x7fffffff) [ 58.660957][ T6378] loop4: detected capacity change from 0 to 512 [ 58.677711][ T6388] loop0: detected capacity change from 0 to 512 [ 58.689413][ T6366] ext4 filesystem being mounted at /root/syzkaller-testdir1229555672/syzkaller.gRGISA/326/file0 supports timestamps until 2038 (0x7fffffff) [ 58.691217][ T6396] loop5: detected capacity change from 0 to 512 [ 58.712826][ T6362] ext4 filesystem being mounted at /root/syzkaller-testdir3921959951/syzkaller.0gDjJC/333/file0 supports timestamps until 2038 (0x7fffffff) [ 58.728186][ T6388] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 58.731358][ T6400] loop3: detected capacity change from 0 to 512 [ 58.745402][ T6400] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 58.760453][ T6396] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 58.775945][ T6411] loop1: detected capacity change from 0 to 512 [ 58.779292][ T6414] loop3: detected capacity change from 0 to 512 [ 58.784442][ T6416] loop2: detected capacity change from 0 to 512 [ 58.801913][ T6424] loop0: detected capacity change from 0 to 512 [ 58.810150][ T6414] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 58.836527][ T6463] loop0: detected capacity change from 0 to 512 [ 58.844014][ T6460] loop2: detected capacity change from 0 to 512 [ 58.844224][ T6458] loop1: detected capacity change from 0 to 512 [ 58.860227][ T6463] ext4 filesystem being mounted at /root/syzkaller-testdir3301681216/syzkaller.R3qhMy/330/file0 supports timestamps until 2038 (0x7fffffff) [ 58.875314][ T6460] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 58.875459][ T6472] EXT4-fs warning (device loop2): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 58.885830][ T6476] loop5: detected capacity change from 0 to 512 [ 58.909932][ T6460] EXT4-fs (loop2): failed to initialize system zone (-117) [ 58.912015][ T6485] loop1: detected capacity change from 0 to 512 [ 58.924116][ T6460] EXT4-fs (loop2): mount failed [ 58.925847][ T6485] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 58.946372][ T6498] loop0: detected capacity change from 0 to 512 [ 58.948275][ T6496] loop4: detected capacity change from 0 to 512 [ 58.959017][ T6476] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/325/file0 supports timestamps until 2038 (0x7fffffff) [ 58.979924][ T6496] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 58.992307][ T6510] EXT4-fs warning (device loop0): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 59.008495][ T6498] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 59.018767][ T6513] loop3: detected capacity change from 0 to 512 [ 59.018985][ T6520] loop1: detected capacity change from 0 to 512 [ 59.035782][ T6522] loop5: detected capacity change from 0 to 519 [ 59.044718][ T6498] EXT4-fs (loop0): failed to initialize system zone (-117) [ 59.053816][ T6528] loop2: detected capacity change from 0 to 512 [ 59.060137][ T6520] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 59.060275][ T6498] EXT4-fs (loop0): mount failed [ 59.092318][ T6533] loop3: detected capacity change from 0 to 512 [ 59.092851][ T6540] loop4: detected capacity change from 0 to 512 [ 59.100850][ T6533] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 59.109321][ T6543] loop2: detected capacity change from 0 to 512 [ 59.122969][ T6552] loop5: detected capacity change from 0 to 512 [ 59.135786][ T6543] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 59.150803][ T6570] loop4: detected capacity change from 0 to 512 [ 59.164197][ T6583] loop3: detected capacity change from 0 to 512 [ 59.173264][ T6586] loop2: detected capacity change from 0 to 512 [ 59.186790][ T6552] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/328/file0 supports timestamps until 2038 (0x7fffffff) [ 59.207079][ T6599] loop2: detected capacity change from 0 to 512 [ 59.208850][ T6601] loop3: detected capacity change from 0 to 512 [ 59.223171][ T6608] loop5: detected capacity change from 0 to 512 [ 59.223250][ T6598] loop0: detected capacity change from 0 to 512 [ 59.242291][ T6619] EXT4-fs warning (device loop5): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 59.255385][ T6608] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 59.266318][ T6608] EXT4-fs (loop5): failed to initialize system zone (-117) [ 59.273762][ T6608] EXT4-fs (loop5): mount failed [ 59.285302][ T6638] loop2: detected capacity change from 0 to 512 2024/08/11 01:30:37 executed programs: 2032 [ 59.306902][ T6665] loop3: detected capacity change from 0 to 512 [ 59.315504][ T6671] loop0: detected capacity change from 0 to 512 [ 59.326222][ T6677] loop1: detected capacity change from 0 to 512 [ 59.329148][ T6680] loop2: detected capacity change from 0 to 512 [ 59.343857][ T6683] loop4: detected capacity change from 0 to 512 [ 59.352744][ T6680] ext4 filesystem being mounted at /root/syzkaller-testdir3921959951/syzkaller.0gDjJC/345/file0 supports timestamps until 2038 (0x7fffffff) [ 59.404776][ T6713] loop2: detected capacity change from 0 to 512 [ 59.431695][ T6740] loop3: detected capacity change from 0 to 512 [ 59.431774][ T6735] loop4: detected capacity change from 0 to 512 [ 59.445118][ T6728] loop1: detected capacity change from 0 to 512 [ 59.454206][ T6744] loop5: detected capacity change from 0 to 512 [ 59.455934][ T6740] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 59.463437][ T6746] loop2: detected capacity change from 0 to 512 [ 59.480008][ T6746] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 59.498992][ T6757] loop5: detected capacity change from 0 to 512 [ 59.506585][ T6753] loop0: detected capacity change from 0 to 512 [ 59.508253][ T6757] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 59.523804][ T6776] loop2: detected capacity change from 0 to 512 [ 59.524902][ T6779] loop3: detected capacity change from 0 to 512 [ 59.547366][ T6798] loop0: detected capacity change from 0 to 512 [ 59.547804][ T6800] loop1: detected capacity change from 0 to 512 [ 59.562101][ T6803] loop4: detected capacity change from 0 to 512 [ 59.577270][ T6806] loop3: detected capacity change from 0 to 512 [ 59.585575][ T6798] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 59.589948][ T6803] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 59.597426][ T6818] loop5: detected capacity change from 0 to 512 [ 59.622289][ T6824] loop3: detected capacity change from 0 to 512 [ 59.632938][ T6824] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 59.644522][ T6824] EXT4-fs (loop3): group descriptors corrupted! [ 59.652960][ T6833] loop1: detected capacity change from 0 to 512 [ 59.661918][ T6836] loop0: detected capacity change from 0 to 512 [ 59.671342][ T6845] EXT4-fs warning (device loop1): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 59.682472][ T6833] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 59.692400][ T6833] EXT4-fs (loop1): failed to initialize system zone (-117) [ 59.695889][ T6852] loop0: detected capacity change from 0 to 512 [ 59.700201][ T6833] EXT4-fs (loop1): mount failed [ 59.710930][ T6852] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 59.721152][ T6818] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/339/file0 supports timestamps until 2038 (0x7fffffff) [ 59.745386][ T6864] loop1: detected capacity change from 0 to 512 [ 59.746059][ T6858] loop4: detected capacity change from 0 to 512 [ 59.753078][ T6867] loop2: detected capacity change from 0 to 512 [ 59.765833][ T6864] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 59.766197][ T6870] loop0: detected capacity change from 0 to 512 [ 59.782432][ T6864] EXT4-fs (loop1): group descriptors corrupted! [ 59.790577][ T6858] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 59.790825][ T6867] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 59.830620][ T6898] loop2: detected capacity change from 0 to 512 [ 59.838613][ T6900] loop0: detected capacity change from 0 to 512 [ 59.840995][ T6895] loop3: detected capacity change from 0 to 517 [ 59.846670][ T6904] loop5: detected capacity change from 0 to 512 [ 59.859536][ T6906] loop1: detected capacity change from 0 to 512 [ 59.869895][ T6898] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 59.876229][ T6904] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 59.883338][ T6915] loop1: detected capacity change from 0 to 512 [ 59.892358][ T6900] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 59.898319][ T6918] loop4: detected capacity change from 0 to 512 [ 59.939230][ T6942] loop1: detected capacity change from 0 to 512 [ 59.948515][ T6948] loop4: detected capacity change from 0 to 512 [ 59.957288][ T6951] loop2: detected capacity change from 0 to 512 [ 59.966889][ T6955] loop3: detected capacity change from 0 to 512 [ 59.967295][ T6956] loop5: detected capacity change from 0 to 512 [ 59.989499][ T6972] loop0: detected capacity change from 0 to 512 [ 60.004066][ T6981] loop5: detected capacity change from 0 to 512 [ 60.010220][ T6955] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 60.031699][ T6997] loop2: detected capacity change from 0 to 512 [ 60.041555][ T6981] EXT4-fs (loop5): Magic mismatch, very weird! [ 60.060537][ T7024] loop1: detected capacity change from 0 to 512 [ 60.070022][ T7018] loop0: detected capacity change from 0 to 512 [ 60.101952][ T7083] loop5: detected capacity change from 0 to 512 [ 60.110070][ T7078] loop1: detected capacity change from 0 to 512 [ 60.133546][ T7107] loop0: detected capacity change from 0 to 512 [ 60.133688][ T7119] loop5: detected capacity change from 0 to 519 [ 60.148435][ T7125] loop4: detected capacity change from 0 to 512 [ 60.166893][ T7125] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 60.175384][ T7143] loop1: detected capacity change from 0 to 512 [ 60.193293][ T7155] loop2: detected capacity change from 0 to 512 [ 60.211874][ T7168] loop5: detected capacity change from 0 to 512 [ 60.219254][ T7171] loop1: detected capacity change from 0 to 512 [ 60.227898][ T7180] loop0: detected capacity change from 0 to 518 [ 60.230381][ T7168] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/352/file0 supports timestamps until 2038 (0x7fffffff) [ 60.251265][ T7187] loop3: detected capacity change from 0 to 512 [ 60.258521][ T7171] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 60.267625][ T7187] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 60.280013][ T7171] EXT4-fs (loop1): group descriptors corrupted! [ 60.328134][ T7222] loop5: detected capacity change from 0 to 512 [ 60.334875][ T7216] loop1: detected capacity change from 0 to 512 [ 60.344733][ T7232] loop3: detected capacity change from 0 to 512 [ 60.359087][ T7236] loop4: detected capacity change from 0 to 512 [ 60.360318][ T7241] loop2: detected capacity change from 0 to 512 [ 60.371612][ T7222] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 60.389883][ T7241] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 60.401185][ T7254] loop1: detected capacity change from 0 to 512 [ 60.407722][ T7257] loop0: detected capacity change from 0 to 512 [ 60.431280][ T7274] loop3: detected capacity change from 0 to 512 [ 60.431668][ T7285] loop2: detected capacity change from 0 to 512 [ 60.461696][ T7311] loop0: detected capacity change from 0 to 512 [ 60.473709][ T7320] loop2: detected capacity change from 0 to 512 [ 60.485527][ T7329] loop4: detected capacity change from 0 to 512 [ 60.495347][ T7335] loop1: detected capacity change from 0 to 512 [ 60.510064][ T7329] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 60.529365][ T7360] loop1: detected capacity change from 0 to 512 [ 60.552162][ T7389] loop2: detected capacity change from 0 to 512 [ 60.558759][ T7380] loop0: detected capacity change from 0 to 512 [ 60.567423][ T7404] loop4: detected capacity change from 0 to 512 [ 60.576373][ T7408] loop3: detected capacity change from 0 to 512 [ 60.580328][ T7413] loop1: detected capacity change from 0 to 512 [ 60.597596][ T7404] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 60.608435][ T7422] loop0: detected capacity change from 0 to 512 [ 60.619785][ T7413] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 60.633408][ T7432] loop5: detected capacity change from 0 to 512 [ 60.657425][ T7453] loop4: detected capacity change from 0 to 512 [ 60.658038][ T7455] loop5: detected capacity change from 0 to 512 [ 60.664744][ T7447] loop3: detected capacity change from 0 to 512 [ 60.681626][ T7461] loop0: detected capacity change from 0 to 512 [ 60.694765][ T7470] loop2: detected capacity change from 0 to 512 [ 60.703434][ T7476] loop1: detected capacity change from 0 to 512 [ 60.716639][ T7482] loop5: detected capacity change from 0 to 512 [ 60.729004][ T7488] loop3: detected capacity change from 0 to 512 [ 60.735519][ T7470] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 60.745365][ T7476] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 60.752754][ T7453] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 60.771961][ T7461] ext4 filesystem being mounted at /root/syzkaller-testdir3301681216/syzkaller.R3qhMy/377/file0 supports timestamps until 2038 (0x7fffffff) [ 60.801478][ T7502] loop2: detected capacity change from 0 to 512 [ 60.801670][ T7504] loop5: detected capacity change from 0 to 512 [ 60.816349][ T7506] loop1: detected capacity change from 0 to 512 [ 60.825385][ T7502] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 60.827245][ T7506] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 60.868256][ T7553] loop4: detected capacity change from 0 to 519 [ 60.877651][ T7542] loop2: detected capacity change from 0 to 512 [ 60.888679][ T7576] loop0: detected capacity change from 0 to 512 [ 60.898524][ T7574] blk_print_req_error: 1734 callbacks suppressed [ 60.898528][ T7574] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 2 [ 60.917724][ T7542] ext4 filesystem being mounted at /root/syzkaller-testdir3921959951/syzkaller.0gDjJC/391/file0 supports timestamps until 2038 (0x7fffffff) [ 60.940467][ T7584] loop5: detected capacity change from 0 to 512 [ 60.948172][ T7592] loop4: detected capacity change from 0 to 512 [ 60.955499][ T7587] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 60.967059][ T7587] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 60.985726][ T7610] loop1: detected capacity change from 0 to 512 [ 60.996994][ T7628] loop5: detected capacity change from 0 to 512 [ 61.008806][ T7638] loop2: detected capacity change from 0 to 512 [ 61.015361][ T7628] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 61.028207][ T7652] loop1: detected capacity change from 0 to 512 [ 61.042177][ T7655] loop4: detected capacity change from 0 to 512 [ 61.049897][ T7651] I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 61.062616][ T7670] loop3: detected capacity change from 0 to 512 [ 61.065125][ T7651] I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 61.071364][ T7669] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 61.081275][ T7651] buffer_io_error: 1623 callbacks suppressed [ 61.081279][ T7651] Buffer I/O error on dev loop1, logical block 0, async page read [ 61.117880][ T7694] loop2: detected capacity change from 0 to 512 [ 61.128049][ T7697] loop3: detected capacity change from 0 to 512 [ 61.135555][ T7703] loop5: detected capacity change from 0 to 512 [ 61.140061][ T7696] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 12 prio class 2 [ 61.143846][ T7709] loop4: detected capacity change from 0 to 512 [ 61.160623][ T7702] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 61.170665][ T7708] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 61.183154][ T7721] loop0: detected capacity change from 0 to 512 [ 61.193597][ T7719] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 23 prio class 2 [ 61.206834][ T7694] ext4 filesystem being mounted at /root/syzkaller-testdir3921959951/syzkaller.0gDjJC/399/file0 supports timestamps until 2038 (0x7fffffff) [ 61.223142][ T7733] loop3: detected capacity change from 0 to 512 [ 61.230279][ T7732] Buffer I/O error on dev loop3, logical block 0, async page read [ 61.242358][ T7740] loop4: detected capacity change from 0 to 512 [ 61.249894][ T7742] loop5: detected capacity change from 0 to 512 [ 61.251825][ T7745] loop0: detected capacity change from 0 to 518 [ 61.262819][ T7739] Buffer I/O error on dev loop5, logical block 0, async page read [ 61.273156][ T7750] loop1: detected capacity change from 0 to 512 [ 61.273305][ T7740] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 61.293787][ T7750] ext4 filesystem being mounted at /root/syzkaller-testdir1229555672/syzkaller.gRGISA/394/file0 supports timestamps until 2038 (0x7fffffff) [ 61.311252][ T7768] loop3: detected capacity change from 0 to 512 [ 61.320240][ T7772] loop2: detected capacity change from 0 to 512 [ 61.326948][ T7771] Buffer I/O error on dev loop2, logical block 0, async page read [ 61.344196][ T7768] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 61.357711][ T7787] loop5: detected capacity change from 0 to 512 [ 61.368546][ T7782] Buffer I/O error on dev loop5, logical block 0, async page read [ 61.372917][ T7799] loop4: detected capacity change from 0 to 512 [ 61.376850][ T7782] Buffer I/O error on dev loop5, logical block 0, async page read [ 61.397371][ T7811] loop3: detected capacity change from 0 to 512 [ 61.397956][ T7799] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 61.404833][ T7809] loop0: detected capacity change from 0 to 512 [ 61.431213][ T7823] loop1: detected capacity change from 0 to 512 [ 61.438600][ T7811] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 61.440422][ T7829] loop2: detected capacity change from 0 to 512 [ 61.463523][ T7831] EXT4-fs warning (device loop1): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 61.464361][ T7828] Buffer I/O error on dev loop2, logical block 0, async page read [ 61.484377][ T7823] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 61.495522][ T7823] EXT4-fs (loop1): failed to initialize system zone (-117) [ 61.502924][ T7823] EXT4-fs (loop1): mount failed [ 61.512715][ T7846] loop5: detected capacity change from 0 to 512 [ 61.513312][ T7855] loop3: detected capacity change from 0 to 512 [ 61.528369][ T7859] loop4: detected capacity change from 0 to 512 [ 61.541690][ T7868] loop0: detected capacity change from 0 to 512 [ 61.548153][ T7846] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/396/file0 supports timestamps until 2038 (0x7fffffff) [ 61.549478][ T7871] loop1: detected capacity change from 0 to 512 [ 61.569070][ T7859] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 61.578426][ T7868] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 61.580087][ T7855] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 61.585334][ T7874] EXT4-fs warning (device loop3): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 61.593437][ T7870] Buffer I/O error on dev loop1, logical block 0, async page read [ 61.611450][ T7855] EXT4-fs (loop3): failed to initialize system zone (-117) [ 61.622004][ T7884] loop5: detected capacity change from 0 to 512 [ 61.632313][ T7880] Buffer I/O error on dev loop5, logical block 0, async page read [ 61.639664][ T7855] EXT4-fs (loop3): mount failed [ 61.657814][ T7893] loop4: detected capacity change from 0 to 512 [ 61.670802][ T7903] loop0: detected capacity change from 0 to 512 [ 61.685424][ T7923] loop2: detected capacity change from 0 to 512 [ 61.696827][ T7922] Buffer I/O error on dev loop2, logical block 0, async page read [ 61.706599][ T7893] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/392/file0 supports timestamps until 2038 (0x7fffffff) [ 61.728015][ T7937] loop1: detected capacity change from 0 to 512 [ 61.735682][ T7943] loop0: detected capacity change from 0 to 512 [ 61.743990][ T7952] loop5: detected capacity change from 0 to 519 [ 61.744085][ T7946] loop3: detected capacity change from 0 to 512 [ 61.766459][ T7964] loop4: detected capacity change from 0 to 512 [ 61.773999][ T7946] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 61.786910][ T7973] loop1: detected capacity change from 0 to 512 [ 61.787610][ T7975] loop2: detected capacity change from 0 to 512 [ 61.795268][ T7979] loop4: detected capacity change from 0 to 512 [ 61.816645][ T7982] loop5: detected capacity change from 0 to 512 [ 61.825590][ T7988] loop3: detected capacity change from 0 to 512 [ 61.831858][ T7975] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 61.836303][ T7979] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 61.859342][ T7997] loop1: detected capacity change from 0 to 512 [ 61.861957][ T8003] loop0: detected capacity change from 0 to 512 [ 61.896579][ T8003] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 61.905701][ T8003] EXT4-fs (loop0): failed to initialize system zone (-117) [ 61.912975][ T8003] EXT4-fs (loop0): mount failed [ 61.925564][ T8042] loop3: detected capacity change from 0 to 512 [ 61.925630][ T8044] loop2: detected capacity change from 0 to 512 [ 61.935152][ T8047] loop5: detected capacity change from 0 to 512 [ 61.948966][ T8050] loop4: detected capacity change from 0 to 512 [ 61.960805][ T8047] EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 61.971907][ T8059] loop1: detected capacity change from 0 to 512 [ 61.973146][ T8062] loop0: detected capacity change from 0 to 512 [ 61.985279][ T8047] EXT4-fs (loop5): group descriptors corrupted! [ 62.020934][ T8101] loop3: detected capacity change from 0 to 512 [ 62.031319][ T8113] loop2: detected capacity change from 0 to 519 [ 62.032231][ T8116] loop4: detected capacity change from 0 to 512 [ 62.050548][ T8131] loop0: detected capacity change from 0 to 512 [ 62.060592][ T8113] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 62.086458][ T8116] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/402/file0 supports timestamps until 2038 (0x7fffffff) [ 62.105881][ T8154] loop5: detected capacity change from 0 to 512 [ 62.113444][ T8150] loop1: detected capacity change from 0 to 512 [ 62.122491][ T8157] loop0: detected capacity change from 0 to 512 [ 62.132028][ T8160] loop3: detected capacity change from 0 to 512 [ 62.141086][ T8160] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 62.141878][ T8163] loop2: detected capacity change from 0 to 512 [ 62.154129][ T8157] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 62.168309][ T8166] loop4: detected capacity change from 0 to 512 [ 62.184972][ T8150] ext4 filesystem being mounted at /root/syzkaller-testdir1229555672/syzkaller.gRGISA/419/file0 supports timestamps until 2038 (0x7fffffff) [ 62.191045][ T8183] loop2: detected capacity change from 0 to 512 [ 62.206391][ T8176] loop0: detected capacity change from 0 to 512 [ 62.216780][ T8185] loop4: detected capacity change from 0 to 512 [ 62.217589][ T8154] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/417/file0 supports timestamps until 2038 (0x7fffffff) [ 62.245335][ T8193] loop0: detected capacity change from 0 to 512 [ 62.269895][ T8216] loop2: detected capacity change from 0 to 512 [ 62.277250][ T8217] loop3: detected capacity change from 0 to 512 [ 62.284807][ T8212] loop0: detected capacity change from 0 to 512 [ 62.285824][ T8221] loop1: detected capacity change from 0 to 512 [ 62.305032][ T8228] loop1: detected capacity change from 0 to 512 [ 62.313701][ T8233] loop4: detected capacity change from 0 to 512 [ 62.322899][ T8216] ext4 filesystem being mounted at /root/syzkaller-testdir3921959951/syzkaller.0gDjJC/428/file0 supports timestamps until 2038 (0x7fffffff) [ 62.338737][ T8233] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 62.349355][ T8212] ext4 filesystem being mounted at /root/syzkaller-testdir3301681216/syzkaller.R3qhMy/415/file0 supports timestamps until 2038 (0x7fffffff) [ 62.370974][ T8256] loop3: detected capacity change from 0 to 512 [ 62.387489][ T8261] loop2: detected capacity change from 0 to 512 [ 62.389811][ T8265] loop1: detected capacity change from 0 to 519 [ 62.402258][ T8270] loop5: detected capacity change from 0 to 512 [ 62.413160][ T8256] ext4 filesystem being mounted at /root/syzkaller-testdir1217763145/syzkaller.l9894E/442/file0 supports timestamps until 2038 (0x7fffffff) [ 62.415007][ T8280] loop1: detected capacity change from 0 to 512 [ 62.435822][ T8282] loop4: detected capacity change from 0 to 512 [ 62.436229][ T8276] loop0: detected capacity change from 0 to 512 [ 62.468022][ T8288] loop4: detected capacity change from 0 to 512 [ 62.483987][ T8306] loop3: detected capacity change from 0 to 512 [ 62.486356][ T8312] loop2: detected capacity change from 0 to 512 [ 62.503935][ T8288] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 62.522045][ T8322] loop5: detected capacity change from 0 to 512 [ 62.522816][ T8323] loop1: detected capacity change from 0 to 512 [ 62.541039][ T8331] loop0: detected capacity change from 0 to 512 [ 62.551583][ T8336] loop4: detected capacity change from 0 to 512 [ 62.558642][ T8312] ext4 filesystem being mounted at /root/syzkaller-testdir3921959951/syzkaller.0gDjJC/431/file0 supports timestamps until 2038 (0x7fffffff) [ 62.575215][ T8340] loop3: detected capacity change from 0 to 512 [ 62.575290][ T8339] EXT4-fs warning (device loop0): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 62.601174][ T8340] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 62.602319][ T8355] loop2: detected capacity change from 0 to 512 [ 62.617954][ T8331] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 62.628072][ T8359] loop1: detected capacity change from 0 to 512 [ 62.628432][ T8361] loop5: detected capacity change from 0 to 512 [ 62.641728][ T8355] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 62.643384][ T8331] EXT4-fs (loop0): failed to initialize system zone (-117) [ 62.662390][ T8331] EXT4-fs (loop0): mount failed [ 62.681121][ T8379] loop4: detected capacity change from 0 to 512 [ 62.689275][ T8385] loop1: detected capacity change from 0 to 512 [ 62.698243][ T8388] loop3: detected capacity change from 0 to 512 [ 62.724964][ T8420] loop2: detected capacity change from 0 to 512 [ 62.734156][ T8427] loop4: detected capacity change from 0 to 512 [ 62.780352][ T8482] loop3: detected capacity change from 0 to 512 [ 62.798707][ T8503] loop0: detected capacity change from 0 to 512 [ 62.806066][ T8499] loop5: detected capacity change from 0 to 512 [ 62.807068][ T8505] loop2: detected capacity change from 0 to 512 [ 62.821657][ T8499] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 62.841472][ T8523] loop4: detected capacity change from 0 to 512 [ 62.855229][ T8525] EXT4-fs warning (device loop2): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 62.858683][ T8505] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 62.874923][ T8505] EXT4-fs (loop2): failed to initialize system zone (-117) [ 62.882031][ T8505] EXT4-fs (loop2): mount failed [ 62.894343][ T8543] loop1: detected capacity change from 0 to 512 [ 62.911475][ T8558] loop0: detected capacity change from 0 to 512 [ 62.919187][ T8564] loop4: detected capacity change from 0 to 512 [ 62.929764][ T8555] loop2: detected capacity change from 0 to 512 [ 62.946013][ T8573] loop2: detected capacity change from 0 to 512 [ 62.956854][ T8564] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 62.959175][ T8588] loop5: detected capacity change from 0 to 512 [ 62.974502][ T8586] loop1: detected capacity change from 0 to 512 [ 62.984084][ T8586] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 62.991038][ T8588] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.011916][ T8601] loop2: detected capacity change from 0 to 512 [ 63.013002][ T8597] loop4: detected capacity change from 0 to 512 [ 63.024412][ T8601] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 63.037112][ T8615] loop3: detected capacity change from 0 to 512 [ 63.059720][ T8597] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.070171][ T8615] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.105095][ T8651] loop2: detected capacity change from 0 to 512 [ 63.119051][ T8660] loop4: detected capacity change from 0 to 519 [ 63.139218][ T8676] loop5: detected capacity change from 0 to 512 [ 63.143014][ T8667] loop4: detected capacity change from 0 to 512 [ 63.146806][ T8679] loop3: detected capacity change from 0 to 512 [ 63.162932][ T8679] EXT4-fs (loop3): Magic mismatch, very weird! [ 63.165020][ T8688] loop2: detected capacity change from 0 to 512 [ 63.175253][ T8667] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.188166][ T8691] loop1: detected capacity change from 0 to 512 [ 63.213266][ T8703] loop3: detected capacity change from 0 to 512 [ 63.215752][ T8706] loop4: detected capacity change from 0 to 512 [ 63.229882][ T8709] loop2: detected capacity change from 0 to 512 [ 63.230202][ T8703] EXT4-fs (loop3): Magic mismatch, very weird! [ 63.245510][ T8721] loop1: detected capacity change from 0 to 512 [ 63.253855][ T8725] loop0: detected capacity change from 0 to 512 [ 63.261448][ T8721] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 63.269780][ T8709] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.281881][ T8706] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/428/file0 supports timestamps until 2038 (0x7fffffff) [ 63.305901][ T8748] loop0: detected capacity change from 0 to 512 [ 63.306249][ T8750] loop2: detected capacity change from 0 to 512 [ 63.313492][ T8745] loop3: detected capacity change from 0 to 512 [ 63.325790][ T8753] loop5: detected capacity change from 0 to 512 [ 63.332108][ T8743] loop1: detected capacity change from 0 to 512 [ 63.349762][ T8753] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.350649][ T8769] loop4: detected capacity change from 0 to 512 [ 63.360529][ T8767] loop2: detected capacity change from 0 to 512 [ 63.372423][ T8748] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.382787][ T8769] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 63.384121][ T8745] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.392612][ T8769] EXT4-fs (loop4): group descriptors corrupted! [ 63.418219][ T8779] loop0: detected capacity change from 0 to 512 [ 63.427072][ T8776] loop1: detected capacity change from 0 to 512 [ 63.441778][ T8793] loop2: detected capacity change from 0 to 512 [ 63.453896][ T8779] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.468540][ T8808] loop4: detected capacity change from 0 to 512 [ 63.480586][ T8814] loop1: detected capacity change from 0 to 519 [ 63.490112][ T8808] ext4 filesystem being mounted at /root/syzkaller-testdir959392566/syzkaller.2NCSOB/434/file0 supports timestamps until 2038 (0x7fffffff) [ 63.514654][ T8826] loop3: detected capacity change from 0 to 512 [ 63.522529][ T8825] loop5: detected capacity change from 0 to 512 [ 63.523259][ T8828] loop1: detected capacity change from 0 to 512 [ 63.533008][ T8831] loop0: detected capacity change from 0 to 512 [ 63.543470][ T8828] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.558409][ T8837] loop2: detected capacity change from 0 to 512 [ 63.580863][ T8831] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.595565][ T8849] loop4: detected capacity change from 0 to 512 [ 63.598187][ T8825] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.628957][ T8861] loop3: detected capacity change from 0 to 512 [ 63.640659][ T8869] loop2: detected capacity change from 0 to 512 [ 63.664127][ T8894] loop5: detected capacity change from 0 to 512 [ 63.678104][ T8907] loop2: detected capacity change from 0 to 512 [ 63.698078][ T8927] loop3: detected capacity change from 0 to 512 [ 63.704891][ T8907] EXT4-fs (loop2): Magic mismatch, very weird! [ 63.717050][ T8940] loop4: detected capacity change from 0 to 512 [ 63.728111][ T8948] loop2: detected capacity change from 0 to 512 [ 63.744146][ T8963] loop0: detected capacity change from 0 to 512 [ 63.752086][ T8969] loop5: detected capacity change from 0 to 512 [ 63.769714][ T8969] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.770657][ T8990] loop0: detected capacity change from 0 to 512 [ 63.780783][ T8985] loop3: detected capacity change from 0 to 512 [ 63.804579][ T8985] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.827259][ T9002] loop1: detected capacity change from 0 to 512 [ 63.835007][ T9004] loop4: detected capacity change from 0 to 512 [ 63.851982][ T9024] loop5: detected capacity change from 0 to 512 [ 63.852280][ T9026] loop2: detected capacity change from 0 to 512 [ 63.869258][ T9028] EXT4-fs warning (device loop4): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 63.880636][ T9004] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 63.881340][ T9031] loop0: detected capacity change from 0 to 512 [ 63.897686][ T9004] EXT4-fs (loop4): failed to initialize system zone (-117) [ 63.906660][ T9024] ext4 filesystem being mounted at /root/syzkaller-testdir782603274/syzkaller.z3my1a/468/file0 supports timestamps until 2038 (0x7fffffff) [ 63.921903][ T9026] ext4 filesystem being mounted at /root/syzkaller-testdir3921959951/syzkaller.0gDjJC/465/file0 supports timestamps until 2038 (0x7fffffff) [ 63.929856][ T9004] EXT4-fs (loop4): mount failed [ 63.952820][ T9053] loop0: detected capacity change from 0 to 512 [ 63.953321][ T9056] loop3: detected capacity change from 0 to 512 [ 63.970642][ T9053] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 63.975048][ T9068] loop5: detected capacity change from 0 to 512 [ 63.992247][ T9056] ------------[ cut here ]------------ [ 63.997752][ T9056] kernel BUG at fs/ext4/super.c:6944! [ 64.009128][ T9079] loop1: detected capacity change from 0 to 512 [ 64.009710][ T9056] invalid opcode: 0000 [#1] PREEMPT SMP [ 64.016207][ T9068] EXT4-fs (loop5): Magic mismatch, very weird! [ 64.020826][ T9056] CPU: 1 PID: 9056 Comm: syz-executor.3 Not tainted 6.1.90-syzkaller #0 [ 64.020831][ T9056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 64.020834][ T9056] RIP: 0010:ext4_enable_quotas+0x2a1/0x2b0 [ 64.033894][ T9079] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 64.035351][ T9056] Code: e7 e8 83 0f f1 ff eb c4 65 48 8b 04 25 28 00 00 00 48 3b 44 24 60 75 16 44 89 f8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b 0f 0b e8 76 3d aa 00 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 [ 64.077917][ T9056] RSP: 0018:ffffc90002ee7bf0 EFLAGS: 00010246 [ 64.083930][ T9056] RAX: ffff888116412400 RBX: ffff888111062000 RCX: 0000000000000000 [ 64.091935][ T9056] RDX: 0000000000000001 RSI: ffff88810d057670 RDI: ffff88810d057758 [ 64.099742][ T9056] RBP: ffffc90002ee7c90 R08: 0000000000000006 R09: 0000000000000000 [ 64.107747][ T9056] R10: ffffea00045ab7c0 R11: 00000000ffffffff R12: 0000000000000000 [ 64.115629][ T9056] R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000000 [ 64.123703][ T9056] FS: 00007f97e0cf46c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 [ 64.132657][ T9056] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.139259][ T9056] CR2: 0000000020000001 CR3: 000000011577d000 CR4: 00000000003506a0 [ 64.147075][ T9056] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 64.154964][ T9056] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 64.162971][ T9056] Call Trace: [ 64.166118][ T9056] [ 64.168969][ T9056] ? __die_body+0x62/0xb0 [ 64.173220][ T9056] ? die+0x88/0xb0 [ 64.177510][ T9056] ? do_trap+0x87/0x150 [ 64.181502][ T9056] ? ext4_enable_quotas+0x2a1/0x2b0 [ 64.186630][ T9056] ? handle_invalid_op+0x69/0x80 [ 64.191400][ T9056] ? ext4_enable_quotas+0x2a1/0x2b0 [ 64.196739][ T9056] ? exc_invalid_op+0x32/0x50 [ 64.201341][ T9056] ? asm_exc_invalid_op+0x1b/0x20 [ 64.206208][ T9056] ? ext4_enable_quotas+0x2a1/0x2b0 [ 64.211598][ T9056] ? proc_register+0x10b/0x1b0 [ 64.216202][ T9056] ? proc_create_seq_private+0x9d/0xd0 [ 64.221487][ T9056] ext4_fill_super+0x1e5e/0x2190 [ 64.226261][ T9056] ? snprintf+0x53/0x70 [ 64.230259][ T9056] ? ext4_parse_test_dummy_encryption+0x60/0x60 [ 64.236780][ T9056] get_tree_bdev+0x1b7/0x230 [ 64.241444][ T9056] ext4_get_tree+0x10/0x20 [ 64.245770][ T9056] vfs_get_tree+0x20/0xb0 [ 64.250431][ T9056] do_new_mount+0x149/0x390 [ 64.254978][ T9056] path_mount+0x324/0x520 [ 64.259157][ T9056] __se_sys_mount+0x143/0x1b0 [ 64.263656][ T9056] __x64_sys_mount+0x20/0x30 [ 64.268100][ T9056] x64_sys_call+0x49d/0x9a0 [ 64.272456][ T9056] do_syscall_64+0x3b/0xb0 [ 64.276878][ T9056] ? clear_bhb_loop+0x55/0xb0 [ 64.281478][ T9056] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 64.287487][ T9056] RIP: 0033:0x7f97e007e1ea [ 64.291738][ T9056] 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 [ 64.311473][ T9056] RSP: 002b:00007f97e0cf3ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.319991][ T9056] RAX: ffffffffffffffda RBX: 00007f97e0cf3f80 RCX: 00007f97e007e1ea 2024/08/11 01:30:42 executed programs: 2809 [ 64.328015][ T9056] RDX: 00000000200005c0 RSI: 0000000020000000 RDI: 00007f97e0cf3f40 [ 64.335823][ T9056] RBP: 00000000200005c0 R08: 00007f97e0cf3f80 R09: 0000000000200810 [ 64.343727][ T9056] R10: 0000000000200810 R11: 0000000000000246 R12: 0000000020000000 [ 64.351651][ T9056] R13: 00007f97e0cf3f40 R14: 00000000000004da R15: 0000000020001400 [ 64.359632][ T9056] [ 64.362572][ T9056] Modules linked in: [ 64.366771][ T9056] ---[ end trace 0000000000000000 ]--- [ 64.373635][ T9056] RIP: 0010:ext4_enable_quotas+0x2a1/0x2b0 [ 64.380013][ T9056] Code: e7 e8 83 0f f1 ff eb c4 65 48 8b 04 25 28 00 00 00 48 3b 44 24 60 75 16 44 89 f8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b 0f 0b e8 76 3d aa 00 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 [ 64.406815][ T9095] loop1: detected capacity change from 0 to 512 [ 64.413625][ T9056] RSP: 0018:ffffc90002ee7bf0 EFLAGS: 00010246 [ 64.421042][ T9056] RAX: ffff888116412400 RBX: ffff888111062000 RCX: 0000000000000000 [ 64.429590][ T9056] RDX: 0000000000000001 RSI: ffff88810d057670 RDI: ffff88810d057758 [ 64.438222][ T9056] RBP: ffffc90002ee7c90 R08: 0000000000000006 R09: 0000000000000000 [ 64.446433][ T9056] R10: ffffea00045ab7c0 R11: 00000000ffffffff R12: 0000000000000000 [ 64.454501][ T9056] R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000000 [ 64.462480][ T9056] FS: 00007f97e0cf46c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 64.471466][ T9056] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.478385][ T9056] CR2: 0000555556c7d818 CR3: 000000011577d000 CR4: 00000000003506b0 [ 64.486317][ T9056] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 64.494285][ T9056] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 64.502379][ T9056] Kernel panic - not syncing: Fatal exception [ 64.508848][ T9056] Kernel Offset: disabled [ 64.513157][ T9056] Rebooting in 86400 seconds..