Warning: Permanently added '10.128.10.14' (ED25519) to the list of known hosts. 2023/10/30 19:08:59 ignoring optional flag "sandboxArg"="0" 2023/10/30 19:08:59 parsed 1 programs [ 39.415215][ T29] kauditd_printk_skb: 78 callbacks suppressed [ 39.415221][ T29] audit: type=1400 audit(1698692939.417:154): avc: denied { mounton } for pid=338 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 39.445997][ T29] audit: type=1400 audit(1698692939.417:155): avc: denied { mount } for pid=338 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 39.469492][ T29] audit: type=1400 audit(1698692939.417:156): avc: denied { setattr } for pid=338 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=82 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 2023/10/30 19:08:59 executed programs: 0 [ 39.492731][ T29] audit: type=1400 audit(1698692939.417:157): avc: denied { read write } for pid=338 comm="syz-executor" name="swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 39.502006][ T338] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 39.519366][ T29] audit: type=1400 audit(1698692939.417:158): avc: denied { open } for pid=338 comm="syz-executor" path="/root/swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 39.553924][ T29] audit: type=1400 audit(1698692939.497:159): avc: denied { unlink } for pid=338 comm="syz-executor" name="swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 39.579550][ T29] audit: type=1400 audit(1698692939.497:160): avc: denied { relabelto } for pid=339 comm="mkswap" name="swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 39.611199][ T349] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.618059][ T349] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.625013][ T349] device bridge_slave_0 entered promiscuous mode [ 39.631196][ T349] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.638094][ T349] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.645008][ T349] device bridge_slave_1 entered promiscuous mode [ 39.664009][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.670897][ T345] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.677878][ T345] device bridge_slave_0 entered promiscuous mode [ 39.687364][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.694461][ T345] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.701943][ T345] device bridge_slave_1 entered promiscuous mode [ 39.708945][ T346] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.715784][ T346] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.722798][ T346] device bridge_slave_0 entered promiscuous mode [ 39.731412][ T346] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.738255][ T346] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.745202][ T346] device bridge_slave_1 entered promiscuous mode [ 39.751448][ T353] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.758436][ T353] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.765673][ T353] device bridge_slave_0 entered promiscuous mode [ 39.772810][ T352] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.780121][ T352] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.787169][ T352] device bridge_slave_0 entered promiscuous mode [ 39.794138][ T357] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.800977][ T357] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.807889][ T357] device bridge_slave_0 entered promiscuous mode [ 39.814078][ T357] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.820864][ T357] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.827792][ T357] device bridge_slave_1 entered promiscuous mode [ 39.835672][ T353] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.842641][ T353] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.849703][ T353] device bridge_slave_1 entered promiscuous mode [ 39.860876][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.867715][ T345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.874736][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.881685][ T345] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.889003][ T352] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.896023][ T352] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.903119][ T352] device bridge_slave_1 entered promiscuous mode [ 39.918184][ T345] device veth0_vlan entered promiscuous mode [ 39.924882][ T345] device veth1_macvtap entered promiscuous mode [ 39.936621][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.943759][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.951717][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.959749][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.967421][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.975379][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.983367][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.991047][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.998014][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.005057][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.017879][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.025923][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.039602][ T349] device veth0_vlan entered promiscuous mode [ 40.047891][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.056012][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.063711][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.070754][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.077992][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.084931][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.092002][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.099991][ T295] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.106993][ T295] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.114141][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.122051][ T295] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.128888][ T295] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.136113][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.143815][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.152485][ T349] device veth1_macvtap entered promiscuous mode [ 40.162280][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.169621][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.182075][ T380] loop2: detected capacity change from 0 to 512 [ 40.188452][ T29] audit: type=1400 audit(1698692940.187:161): avc: denied { mounton } for pid=378 comm="syz-executor.2" path="/root/syzkaller-testdir1727461495/syzkaller.4kYPiw/0/bus" dev="sda1" ino=1949 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=file permissive=1 [ 40.215315][ T29] audit: type=1400 audit(1698692940.187:162): avc: denied { mounton } for pid=378 comm="syz-executor.2" path="/root/syzkaller-testdir1727461495/syzkaller.4kYPiw/0/file0" dev="sda1" ino=1950 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 40.243036][ T29] audit: type=1400 audit(1698692940.187:163): avc: denied { map } for pid=378 comm="syz-executor.2" path="/root/syzkaller-testdir1727461495/syzkaller.4kYPiw/0/bus" dev="devtmpfs" ino=43 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 40.247523][ T380] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 40.284797][ T380] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/0/file0 supports timestamps until 2038 (0x7fffffff) [ 40.302846][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.311129][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.326769][ T357] device veth0_vlan entered promiscuous mode [ 40.334582][ T357] device veth1_macvtap entered promiscuous mode [ 40.345879][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.356070][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.366452][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.377029][ T398] loop2: detected capacity change from 0 to 512 [ 40.383414][ T402] loop3: detected capacity change from 0 to 512 [ 40.390095][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.397454][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.398778][ T398] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 40.404854][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.419158][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.426994][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.433868][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.441064][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.448876][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.455681][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.462886][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.470487][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.478110][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.490273][ T346] device veth0_vlan entered promiscuous mode [ 40.499650][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.507169][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.514910][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.523069][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.532794][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.538722][ T406] loop3: detected capacity change from 0 to 512 [ 40.547354][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.556537][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.563625][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.565055][ T406] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 40.571039][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.588526][ T6] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.595308][ T6] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.602516][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.610322][ T6] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.617089][ T6] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.624184][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.631772][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.639331][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.647202][ T6] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.654073][ T6] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.661286][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.669401][ T6] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.676346][ T6] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.683598][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.691328][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.700280][ T353] device veth0_vlan entered promiscuous mode [ 40.711749][ T352] device veth0_vlan entered promiscuous mode [ 40.718384][ T346] device veth1_macvtap entered promiscuous mode [ 40.724740][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.732201][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.741894][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.749948][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.758053][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.766361][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.773661][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.780856][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.788877][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.796738][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.804207][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.811324][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.818809][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.826744][ T6] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.833673][ T6] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.840938][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.848866][ T6] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.855637][ T6] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.862958][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.870648][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.878580][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.886655][ T353] device veth1_macvtap entered promiscuous mode [ 40.896004][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 40.904164][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.912170][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 40.919864][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 40.928262][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.936511][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 40.945158][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.954106][ T352] device veth1_macvtap entered promiscuous mode [ 40.966891][ T416] loop5: detected capacity change from 0 to 519 [ 40.967344][ T413] loop1: detected capacity change from 0 to 512 [ 40.980615][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 40.988916][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.989476][ T418] EXT4-fs warning (device loop1): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 40.997052][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 41.008034][ T413] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 41.015046][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 41.022703][ T413] EXT4-fs (loop1): failed to initialize system zone (-117) [ 41.030884][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.037933][ T413] EXT4-fs (loop1): mount failed [ 41.045704][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 41.059244][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.059483][ T416] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 41.082083][ T416] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/0/file0 supports timestamps until 2038 (0x7fffffff) [ 41.098432][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 41.106495][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.109731][ T427] loop0: detected capacity change from 0 to 512 [ 41.114575][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 41.128499][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.129005][ T427] request_module fs- succeeded, but still no fs? [ 41.141477][ T430] loop2: detected capacity change from 0 to 512 [ 41.155198][ T430] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 41.176015][ T442] loop4: detected capacity change from 0 to 512 [ 41.187268][ T442] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 41.189780][ T465] loop0: detected capacity change from 0 to 512 [ 41.204133][ T465] EXT4-fs (loop0): Magic mismatch, very weird! [ 41.213284][ T471] loop5: detected capacity change from 0 to 512 [ 41.213295][ T469] loop1: detected capacity change from 0 to 512 [ 41.235102][ T469] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 41.242809][ T471] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 41.266493][ T493] loop2: detected capacity change from 0 to 512 [ 41.266970][ T495] loop0: detected capacity change from 0 to 512 [ 41.279729][ T493] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 41.287184][ T501] loop4: detected capacity change from 0 to 512 [ 41.300585][ T507] loop3: detected capacity change from 0 to 512 [ 41.317534][ T507] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 41.333792][ T507] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/10/file0 supports timestamps until 2038 (0x7fffffff) [ 41.359338][ T540] loop2: detected capacity change from 0 to 512 [ 41.359808][ T546] loop4: detected capacity change from 0 to 512 [ 41.380761][ T563] loop1: detected capacity change from 0 to 512 [ 41.380761][ T562] loop5: detected capacity change from 0 to 512 [ 41.387612][ T563] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 41.423525][ T599] loop2: detected capacity change from 0 to 512 [ 41.431648][ T562] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 41.438200][ T599] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 41.445783][ T562] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/10/file0 supports timestamps until 2038 (0x7fffffff) [ 41.494020][ T612] loop0: detected capacity change from 0 to 512 [ 41.515437][ T617] loop1: detected capacity change from 0 to 512 [ 41.523474][ T623] loop3: detected capacity change from 0 to 512 [ 41.533477][ T623] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 41.545232][ T632] loop4: detected capacity change from 0 to 512 [ 41.549574][ T636] loop2: detected capacity change from 0 to 512 [ 41.565940][ T632] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 41.566562][ T636] EXT4-fs (loop2): Magic mismatch, very weird! [ 41.595287][ T638] loop5: detected capacity change from 0 to 512 [ 41.635902][ T650] loop5: detected capacity change from 0 to 512 [ 41.644699][ T668] loop0: detected capacity change from 0 to 512 [ 41.656300][ T650] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 41.710944][ T683] loop2: detected capacity change from 0 to 512 [ 41.723326][ T701] loop1: detected capacity change from 0 to 512 [ 41.724610][ T689] loop5: detected capacity change from 0 to 512 [ 41.749585][ T710] loop0: detected capacity change from 0 to 512 [ 41.756987][ T710] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 41.757146][ T713] loop1: detected capacity change from 0 to 512 [ 41.772061][ T683] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 41.786849][ T683] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/19/file0 supports timestamps until 2038 (0x7fffffff) [ 41.787817][ T689] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 41.806394][ T713] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 41.814876][ T689] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/13/file0 supports timestamps until 2038 (0x7fffffff) [ 41.830567][ T713] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/17/file0 supports timestamps until 2038 (0x7fffffff) [ 41.853109][ T723] loop4: detected capacity change from 0 to 512 [ 41.865675][ T725] loop3: detected capacity change from 0 to 512 [ 41.874452][ T729] loop0: detected capacity change from 0 to 512 [ 41.882287][ T723] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 41.890327][ T723] EXT4-fs (loop4): failed to initialize system zone (-117) [ 41.890452][ T725] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 41.898451][ T723] EXT4-fs (loop4): mount failed [ 41.917692][ T729] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 41.932530][ T729] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/18/file0 supports timestamps until 2038 (0x7fffffff) [ 41.935086][ T741] loop5: detected capacity change from 0 to 512 [ 41.955055][ T741] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 41.973176][ T748] loop1: detected capacity change from 0 to 512 [ 41.982573][ T757] loop4: detected capacity change from 0 to 512 [ 42.034125][ T804] loop0: detected capacity change from 0 to 512 [ 42.036459][ T801] loop5: detected capacity change from 0 to 512 [ 42.048453][ T810] loop4: detected capacity change from 0 to 512 [ 42.081654][ T829] loop3: detected capacity change from 0 to 512 [ 42.089766][ T835] loop0: detected capacity change from 0 to 512 [ 42.115540][ T829] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.130272][ T829] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/30/file0 supports timestamps until 2038 (0x7fffffff) [ 42.154131][ T873] loop4: detected capacity change from 0 to 512 [ 42.166397][ T877] loop5: detected capacity change from 0 to 512 [ 42.187602][ T885] loop2: detected capacity change from 0 to 512 [ 42.192017][ T873] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.208455][ T873] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/19/file0 supports timestamps until 2038 (0x7fffffff) [ 42.225164][ T888] loop3: detected capacity change from 0 to 512 [ 42.226976][ T902] loop5: detected capacity change from 0 to 519 [ 42.258004][ T917] loop0: detected capacity change from 0 to 512 [ 42.273664][ T917] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 42.286296][ T929] loop3: detected capacity change from 0 to 512 [ 42.297907][ T934] loop1: detected capacity change from 0 to 512 [ 42.299270][ T936] loop4: detected capacity change from 0 to 512 [ 42.305867][ T938] loop5: detected capacity change from 0 to 512 [ 42.339226][ T946] loop0: detected capacity change from 0 to 512 [ 42.343835][ T938] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.350825][ T949] loop3: detected capacity change from 0 to 512 [ 42.359582][ T938] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/22/file0 supports timestamps until 2038 (0x7fffffff) [ 42.387005][ T961] loop4: detected capacity change from 0 to 512 [ 42.421202][ T981] loop1: detected capacity change from 0 to 512 [ 42.424270][ T985] loop4: detected capacity change from 0 to 512 [ 42.429424][ T987] loop5: detected capacity change from 0 to 512 [ 42.441399][ T980] loop0: detected capacity change from 0 to 512 [ 42.442063][ T990] loop3: detected capacity change from 0 to 512 [ 42.450393][ T992] loop2: detected capacity change from 0 to 512 [ 42.453735][ T985] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 42.475680][ T990] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.484162][ T981] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.489732][ T990] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/34/file0 supports timestamps until 2038 (0x7fffffff) [ 42.504049][ T981] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/37/file0 supports timestamps until 2038 (0x7fffffff) [ 42.550928][ T1007] loop0: detected capacity change from 0 to 512 [ 42.559121][ T1005] blk_update_request: I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 19 prio class 0 [ 42.560011][ T1006] loop2: detected capacity change from 0 to 512 [ 42.573438][ T1014] loop5: detected capacity change from 0 to 512 [ 42.587446][ T1018] loop4: detected capacity change from 0 to 512 [ 42.594356][ T1014] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.611198][ T1014] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/25/file0 supports timestamps until 2038 (0x7fffffff) [ 42.628062][ T1027] loop3: detected capacity change from 0 to 512 [ 42.628625][ T1029] loop2: detected capacity change from 0 to 512 [ 42.643633][ T1033] loop1: detected capacity change from 0 to 512 [ 42.644135][ T1035] loop0: detected capacity change from 0 to 512 [ 42.656627][ T1027] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 42.664574][ T1018] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.679164][ T1037] EXT4-fs warning (device loop3): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 42.690087][ T1027] EXT4-fs (loop3): failed to initialize system zone (-117) [ 42.690509][ T1033] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 42.700650][ T1027] EXT4-fs (loop3): mount failed [ 42.712541][ T1018] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/25/file0 supports timestamps until 2038 (0x7fffffff) [ 42.727413][ T1029] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 42.740243][ T1035] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.757582][ T1043] loop5: detected capacity change from 0 to 512 [ 42.764439][ T1035] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/31/file0 supports timestamps until 2038 (0x7fffffff) [ 42.778862][ T1043] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 42.804390][ T1061] loop3: detected capacity change from 0 to 512 [ 42.804550][ T1060] blk_update_request: I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 0 [ 42.812945][ T1067] loop1: detected capacity change from 0 to 519 [ 42.823209][ T1060] blk_update_request: I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 42.838643][ T1060] Buffer I/O error on dev loop3, logical block 0, async page read [ 42.848501][ T1070] loop2: detected capacity change from 0 to 512 [ 42.869050][ T1091] loop0: detected capacity change from 0 to 512 [ 42.871251][ T1070] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.893288][ T1070] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/47/file0 supports timestamps until 2038 (0x7fffffff) [ 42.894358][ T1102] loop5: detected capacity change from 0 to 512 [ 42.916005][ T1102] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 42.939817][ T1115] loop4: detected capacity change from 0 to 512 [ 42.946236][ T1091] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.961769][ T1122] loop3: detected capacity change from 0 to 512 [ 42.969898][ T1125] loop1: detected capacity change from 0 to 512 [ 42.971615][ T1091] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/34/file0 supports timestamps until 2038 (0x7fffffff) [ 42.990693][ T1125] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 43.009733][ T1146] loop5: detected capacity change from 0 to 512 [ 43.016485][ T1131] loop3: detected capacity change from 0 to 512 [ 43.022259][ T1152] loop2: detected capacity change from 0 to 512 [ 43.032044][ T1155] loop4: detected capacity change from 0 to 512 [ 43.046929][ T1131] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.057611][ T1152] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.067861][ T1155] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.101876][ T1183] loop3: detected capacity change from 0 to 512 [ 43.114513][ T1198] loop5: detected capacity change from 0 to 512 [ 43.118208][ T1204] loop4: detected capacity change from 0 to 512 [ 43.122942][ T1201] loop0: detected capacity change from 0 to 512 [ 43.136984][ T1198] EXT4-fs (loop5): Encoding requested by superblock is unknown [ 43.146819][ T1204] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 43.161034][ T1204] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/33/file0 supports timestamps until 2038 (0x7fffffff) [ 43.176661][ T1211] loop1: detected capacity change from 0 to 512 [ 43.184197][ T1215] loop3: detected capacity change from 0 to 512 [ 43.184286][ T1213] loop2: detected capacity change from 0 to 512 [ 43.203940][ T1221] loop5: detected capacity change from 0 to 512 [ 43.210676][ T1213] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.229881][ T1211] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.248214][ T1233] loop0: detected capacity change from 0 to 512 [ 43.248724][ T1230] loop3: detected capacity change from 0 to 512 [ 43.266807][ T1227] loop4: detected capacity change from 0 to 512 [ 43.267837][ T1230] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 43.301569][ T1251] loop1: detected capacity change from 0 to 512 [ 43.316781][ T1262] loop2: detected capacity change from 0 to 512 [ 43.317152][ T1266] loop0: detected capacity change from 0 to 512 [ 43.334433][ T1266] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.336123][ T1251] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 43.359701][ T1251] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/52/file0 supports timestamps until 2038 (0x7fffffff) [ 43.380164][ T1287] loop5: detected capacity change from 0 to 512 [ 43.380583][ T1289] loop3: detected capacity change from 0 to 512 [ 43.401103][ T1287] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.412835][ T1298] loop4: detected capacity change from 0 to 512 [ 43.426101][ T1310] loop0: detected capacity change from 0 to 512 [ 43.435041][ T1310] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.473817][ T1328] loop3: detected capacity change from 0 to 512 [ 43.485803][ T1341] loop2: detected capacity change from 0 to 512 [ 43.495295][ T1328] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.496314][ T1355] loop4: detected capacity change from 0 to 512 [ 43.517701][ T1361] loop0: detected capacity change from 0 to 512 [ 43.524279][ T1361] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 43.533743][ T1361] EXT4-fs (loop0): group descriptors corrupted! [ 43.533870][ T1355] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.571417][ T1373] loop2: detected capacity change from 0 to 512 [ 43.572729][ T1376] loop4: detected capacity change from 0 to 512 [ 43.588334][ T1382] loop5: detected capacity change from 0 to 512 [ 43.590907][ T1388] loop3: detected capacity change from 0 to 512 [ 43.596340][ T1380] loop0: detected capacity change from 0 to 512 [ 43.608874][ T1385] loop1: detected capacity change from 0 to 512 [ 43.617134][ T1376] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 43.626741][ T1388] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.626995][ T1391] EXT4-fs warning (device loop5): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 43.648225][ T1385] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.648298][ T1382] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 43.666682][ T1382] EXT4-fs (loop5): failed to initialize system zone (-117) [ 43.667841][ T1380] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 43.674381][ T1382] EXT4-fs (loop5): mount failed [ 43.691353][ T1395] loop2: detected capacity change from 0 to 512 [ 43.699055][ T1380] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/49/file0 supports timestamps until 2038 (0x7fffffff) [ 43.750683][ T1425] loop1: detected capacity change from 0 to 512 [ 43.752291][ T1432] loop4: detected capacity change from 0 to 512 [ 43.758910][ T1434] loop2: detected capacity change from 0 to 512 [ 43.774455][ T1434] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 43.782273][ T1432] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 43.797009][ T1432] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/48/file0 supports timestamps until 2038 (0x7fffffff) [ 43.829989][ T1461] loop0: detected capacity change from 0 to 512 [ 43.858397][ T1479] loop3: detected capacity change from 0 to 517 [ 43.909574][ T1493] loop2: detected capacity change from 0 to 512 [ 43.920953][ T1505] loop4: detected capacity change from 0 to 512 [ 43.927675][ T1508] loop5: detected capacity change from 0 to 512 [ 43.938006][ T1518] loop0: detected capacity change from 0 to 512 [ 43.945745][ T1505] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.948296][ T1526] loop1: detected capacity change from 0 to 512 [ 43.957287][ T1524] loop3: detected capacity change from 0 to 512 [ 43.977958][ T1524] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 43.993203][ T1524] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/57/file0 supports timestamps until 2038 (0x7fffffff) [ 44.020984][ T1544] loop5: detected capacity change from 0 to 512 [ 44.024528][ T1553] loop4: detected capacity change from 0 to 512 [ 44.036082][ T1560] EXT4-fs warning (device loop4): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 44.038311][ T1563] loop2: detected capacity change from 0 to 519 [ 44.047331][ T1553] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 44.054671][ T1559] loop0: detected capacity change from 0 to 518 [ 44.060785][ T1553] EXT4-fs (loop4): failed to initialize system zone (-117) [ 44.074013][ T1553] EXT4-fs (loop4): mount failed [ 44.090173][ T1585] loop3: detected capacity change from 0 to 512 [ 44.093736][ T1588] loop1: detected capacity change from 0 to 512 [ 44.098217][ T1583] loop4: detected capacity change from 0 to 512 [ 44.118370][ T1603] loop5: detected capacity change from 0 to 512 [ 44.125889][ T1606] loop0: detected capacity change from 0 to 512 [ 44.132572][ T1606] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 44.139396][ T1583] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.145436][ T1588] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 44.163575][ T1588] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/71/file0 supports timestamps until 2038 (0x7fffffff) [ 44.170588][ T1603] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 44.191855][ T1603] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/63/file0 supports timestamps until 2038 (0x7fffffff) [ 44.214703][ T1625] loop4: detected capacity change from 0 to 512 [ 44.248579][ T1660] loop0: detected capacity change from 0 to 512 [ 44.256966][ T1662] loop3: detected capacity change from 0 to 512 [ 44.268539][ T1670] loop5: detected capacity change from 0 to 519 [ 44.279462][ T1665] loop1: detected capacity change from 0 to 512 [ 44.296197][ T1660] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.305022][ T1662] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.325473][ T1688] loop1: detected capacity change from 0 to 512 [ 44.334491][ T1691] loop5: detected capacity change from 0 to 512 [ 44.337882][ T1688] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 44.355075][ T1691] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.398737][ T1748] loop2: detected capacity change from 0 to 512 [ 44.413461][ T1763] loop0: detected capacity change from 0 to 512 [ 44.441425][ T1748] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 44.453045][ T1748] EXT4-fs (loop2): failed to initialize system zone (-117) [ 44.460461][ T1748] EXT4-fs (loop2): mount failed 2023/10/30 19:09:04 executed programs: 449 [ 44.522867][ T1801] loop0: detected capacity change from 0 to 512 [ 44.523008][ T1799] loop2: detected capacity change from 0 to 512 [ 44.530617][ T1790] loop1: detected capacity change from 0 to 512 [ 44.550395][ T1799] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 44.555118][ T1801] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.572493][ T1813] loop3: detected capacity change from 0 to 512 [ 44.587095][ T1831] loop2: detected capacity change from 0 to 512 [ 44.602834][ T1831] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 44.618703][ T1851] loop3: detected capacity change from 0 to 512 [ 44.618878][ T1850] blk_update_request: I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 44.625331][ T1831] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/91/file0 supports timestamps until 2038 (0x7fffffff) [ 44.657395][ T1855] loop5: detected capacity change from 0 to 512 [ 44.664315][ T1857] loop1: detected capacity change from 0 to 512 [ 44.678607][ T1857] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.695578][ T1869] loop3: detected capacity change from 0 to 512 [ 44.697509][ T1878] loop0: detected capacity change from 0 to 512 [ 44.709184][ T1878] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 44.716231][ T1855] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 44.731161][ T1855] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/75/file0 supports timestamps until 2038 (0x7fffffff) [ 44.751794][ T1892] loop4: detected capacity change from 0 to 512 [ 44.759720][ T1901] loop2: detected capacity change from 0 to 519 [ 44.781272][ T1913] loop3: detected capacity change from 0 to 512 [ 44.783928][ T1917] loop0: detected capacity change from 0 to 512 [ 44.794929][ T1917] EXT4-fs (loop0): Magic mismatch, very weird! [ 44.805573][ T1892] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 44.810809][ T1913] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 44.819948][ T1892] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/73/file0 supports timestamps until 2038 (0x7fffffff) [ 44.833794][ T1913] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/78/file0 supports timestamps until 2038 (0x7fffffff) [ 44.865208][ T1929] loop5: detected capacity change from 0 to 512 [ 44.885130][ T1929] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.904226][ T1942] loop1: detected capacity change from 0 to 512 [ 44.911962][ T1942] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.926778][ T1962] loop2: detected capacity change from 0 to 512 [ 44.937697][ T1965] loop5: detected capacity change from 0 to 512 [ 44.955045][ T1965] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.972995][ T1973] loop3: detected capacity change from 0 to 512 [ 44.984862][ T1980] loop1: detected capacity change from 0 to 512 [ 45.003769][ T1998] loop0: detected capacity change from 0 to 512 [ 45.010560][ T1980] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.025254][ T1998] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.049419][ T2020] loop5: detected capacity change from 0 to 512 [ 45.065059][ T2020] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.082780][ T2041] loop4: detected capacity change from 0 to 512 [ 45.084165][ T2043] loop1: detected capacity change from 0 to 512 [ 45.099980][ T2047] loop0: detected capacity change from 0 to 512 [ 45.102482][ T2050] loop3: detected capacity change from 0 to 517 [ 45.122086][ T2065] loop2: detected capacity change from 0 to 512 [ 45.129565][ T2069] loop4: detected capacity change from 0 to 512 [ 45.132038][ T2074] loop1: detected capacity change from 0 to 512 [ 45.137813][ T2072] loop0: detected capacity change from 0 to 512 [ 45.155046][ T2074] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.166622][ T2069] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.170156][ T2072] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.180656][ T2065] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 45.201179][ T2065] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/105/file0 supports timestamps until 2038 (0x7fffffff) [ 45.228728][ T2107] loop2: detected capacity change from 0 to 512 [ 45.229387][ T2109] loop4: detected capacity change from 0 to 512 [ 45.245120][ T2109] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.252146][ T2107] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 45.268787][ T2107] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/106/file0 supports timestamps until 2038 (0x7fffffff) [ 45.286434][ T2117] loop3: detected capacity change from 0 to 512 [ 45.286911][ T2119] loop0: detected capacity change from 0 to 512 [ 45.305818][ T2119] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.315669][ T2117] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.332965][ T2138] loop4: detected capacity change from 0 to 512 [ 45.352526][ T2141] loop5: detected capacity change from 0 to 512 [ 45.365389][ T2138] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.372212][ T2147] loop1: detected capacity change from 0 to 512 [ 45.387358][ T2153] loop0: detected capacity change from 0 to 512 [ 45.403727][ T2155] EXT4-fs warning (device loop1): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 45.415500][ T2158] loop4: detected capacity change from 0 to 512 [ 45.417100][ T2153] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.432662][ T2147] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 45.440666][ T2147] EXT4-fs (loop1): failed to initialize system zone (-117) [ 45.447859][ T2147] EXT4-fs (loop1): mount failed [ 45.453215][ T2182] loop3: detected capacity change from 0 to 512 [ 45.455765][ T2185] loop5: detected capacity change from 0 to 512 [ 45.471927][ T2188] loop0: detected capacity change from 0 to 512 [ 45.478427][ T2185] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.491469][ T2195] loop4: detected capacity change from 0 to 512 [ 45.504632][ T2202] loop1: detected capacity change from 0 to 512 [ 45.513885][ T2202] EXT4-fs (loop1): Magic mismatch, very weird! [ 45.522837][ T2212] loop0: detected capacity change from 0 to 512 [ 45.529569][ T2212] EXT4-fs (loop0): Encoding requested by superblock is unknown [ 45.534507][ T2195] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 45.553931][ T2195] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/86/file0 supports timestamps until 2038 (0x7fffffff) [ 45.572070][ T2224] loop5: detected capacity change from 0 to 512 [ 45.572521][ T2227] loop3: detected capacity change from 0 to 512 [ 45.586931][ T2229] loop2: detected capacity change from 0 to 512 [ 45.597737][ T2224] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.608110][ T2227] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 45.622617][ T2227] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/96/file0 supports timestamps until 2038 (0x7fffffff) [ 45.638936][ T2243] loop1: detected capacity change from 0 to 512 [ 45.648185][ T2246] loop0: detected capacity change from 0 to 512 [ 45.657102][ T2249] loop2: detected capacity change from 0 to 512 [ 45.677338][ T2246] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 45.677702][ T2243] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 45.693412][ T2246] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/90/file0 supports timestamps until 2038 (0x7fffffff) [ 45.722487][ T2243] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/107/file0 supports timestamps until 2038 (0x7fffffff) [ 45.737692][ T2249] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.740413][ T2260] loop5: detected capacity change from 0 to 512 [ 45.770437][ T2262] loop3: detected capacity change from 0 to 512 [ 45.819328][ T2293] loop5: detected capacity change from 0 to 512 [ 45.819783][ T2295] loop3: detected capacity change from 0 to 512 [ 45.839050][ T2295] EXT4-fs (loop3): Magic mismatch, very weird! [ 45.857596][ T2319] loop1: detected capacity change from 0 to 512 [ 45.857747][ T2318] blk_update_request: I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 45.885643][ T2293] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 45.901100][ T2293] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/95/file0 supports timestamps until 2038 (0x7fffffff) [ 45.923216][ T2330] loop3: detected capacity change from 0 to 512 [ 45.932464][ T2342] loop1: detected capacity change from 0 to 512 [ 45.946783][ T2345] loop2: detected capacity change from 0 to 512 [ 45.947481][ T2351] loop0: detected capacity change from 0 to 512 [ 45.955176][ T2342] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.976760][ T2345] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 45.978156][ T2354] loop4: detected capacity change from 0 to 512 [ 45.986195][ T2345] EXT4-fs (loop2): group descriptors corrupted! [ 46.002285][ T2354] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 46.033308][ T2379] loop3: detected capacity change from 0 to 512 [ 46.033400][ T2381] loop5: detected capacity change from 0 to 512 [ 46.052635][ T2388] loop1: detected capacity change from 0 to 512 [ 46.120945][ T2414] loop4: detected capacity change from 0 to 512 [ 46.130875][ T2418] loop0: detected capacity change from 0 to 512 [ 46.140908][ T2424] loop2: detected capacity change from 0 to 512 [ 46.156482][ T2442] loop5: detected capacity change from 0 to 512 [ 46.163536][ T2442] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 46.164087][ T2450] loop1: detected capacity change from 0 to 512 [ 46.171025][ T2424] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 46.177983][ T2448] loop4: detected capacity change from 0 to 512 [ 46.191407][ T2424] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/126/file0 supports timestamps until 2038 (0x7fffffff) [ 46.216788][ T2448] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.218467][ T2454] loop0: detected capacity change from 0 to 512 [ 46.227470][ T2450] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.252432][ T2460] loop5: detected capacity change from 0 to 512 [ 46.279433][ T2486] loop1: detected capacity change from 0 to 512 [ 46.281604][ T2475] loop3: detected capacity change from 0 to 512 [ 46.294301][ T2481] loop5: detected capacity change from 0 to 512 [ 46.302602][ T2475] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.304696][ T2483] loop2: detected capacity change from 0 to 512 [ 46.321153][ T2495] loop4: detected capacity change from 0 to 512 [ 46.332751][ T2495] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 46.350305][ T2499] loop0: detected capacity change from 0 to 518 [ 46.361212][ T2519] loop1: detected capacity change from 0 to 512 [ 46.362456][ T2516] loop5: detected capacity change from 0 to 512 [ 46.377079][ T2516] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 46.377141][ T2525] loop3: detected capacity change from 0 to 512 [ 46.396812][ T2531] loop2: detected capacity change from 0 to 512 [ 46.405376][ T2531] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.433082][ T2543] loop5: detected capacity change from 0 to 512 [ 46.452839][ T2564] loop1: detected capacity change from 0 to 512 [ 46.511456][ T2586] loop4: detected capacity change from 0 to 512 [ 46.517593][ T2595] loop0: detected capacity change from 0 to 512 [ 46.526084][ T2597] loop2: detected capacity change from 0 to 512 [ 46.533687][ T2600] loop5: detected capacity change from 0 to 512 [ 46.543554][ T2603] loop3: detected capacity change from 0 to 512 [ 46.549436][ T2606] loop1: detected capacity change from 0 to 512 [ 46.558249][ T2586] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 46.573042][ T2586] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/111/file0 supports timestamps until 2038 (0x7fffffff) [ 46.573992][ T2595] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 46.592545][ T2615] loop2: detected capacity change from 0 to 512 [ 46.601774][ T2595] EXT4-fs (loop0): failed to initialize system zone (-117) [ 46.609216][ T2595] EXT4-fs (loop0): mount failed [ 46.613874][ T2600] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 46.632180][ T2615] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.636614][ T2600] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/108/file0 supports timestamps until 2038 (0x7fffffff) [ 46.673353][ T2630] loop1: detected capacity change from 0 to 519 [ 46.697763][ T2645] loop5: detected capacity change from 0 to 512 [ 46.711411][ T2645] EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 46.721365][ T2645] EXT4-fs (loop5): group descriptors corrupted! [ 46.731358][ T2666] loop2: detected capacity change from 0 to 512 [ 46.747165][ T2666] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.749988][ T2681] loop5: detected capacity change from 0 to 512 [ 46.769058][ T2693] loop1: detected capacity change from 0 to 512 [ 46.775834][ T2688] loop3: detected capacity change from 0 to 512 [ 46.784332][ T2688] EXT4-fs (loop3): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 46.802938][ T2706] loop2: detected capacity change from 0 to 512 [ 46.810911][ T2681] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 46.826199][ T2681] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/110/file0 supports timestamps until 2038 (0x7fffffff) [ 46.827733][ T2713] loop0: detected capacity change from 0 to 512 [ 46.858369][ T2729] loop3: detected capacity change from 0 to 512 [ 46.866872][ T2732] loop2: detected capacity change from 0 to 519 [ 46.869137][ T2725] loop4: detected capacity change from 0 to 512 [ 46.874801][ T2733] loop1: detected capacity change from 0 to 512 [ 46.886850][ T2713] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.898852][ T2725] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.913785][ T2737] loop5: detected capacity change from 0 to 512 [ 46.914401][ T2740] loop3: detected capacity change from 0 to 512 [ 46.920070][ T2733] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.939665][ T2732] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 46.951892][ T2737] EXT4-fs (loop5): Magic mismatch, very weird! [ 46.960147][ T2732] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/138/file0 supports timestamps until 2038 (0x7fffffff) [ 46.977952][ T2748] loop4: detected capacity change from 0 to 512 [ 46.978181][ T2746] loop0: detected capacity change from 0 to 512 [ 46.995917][ T2746] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.010013][ T2755] loop3: detected capacity change from 0 to 512 [ 47.011280][ T2748] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 47.034186][ T2767] loop2: detected capacity change from 0 to 512 [ 47.034193][ T2769] loop1: detected capacity change from 0 to 512 [ 47.048293][ T2771] loop5: detected capacity change from 0 to 512 [ 47.050978][ T2748] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/120/file0 supports timestamps until 2038 (0x7fffffff) [ 47.069214][ T2767] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.081131][ T2777] loop3: detected capacity change from 0 to 512 [ 47.102036][ T2771] EXT4-fs (loop5): Magic mismatch, very weird! [ 47.108234][ T2777] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 47.117512][ T2769] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 47.132942][ T2769] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/137/file0 supports timestamps until 2038 (0x7fffffff) [ 47.150693][ T2798] loop3: detected capacity change from 0 to 512 [ 47.162549][ T2804] loop5: detected capacity change from 0 to 512 [ 47.164486][ T2810] loop2: detected capacity change from 0 to 519 [ 47.170875][ T2802] loop0: detected capacity change from 0 to 518 [ 47.181771][ T2802] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 47.191004][ T2810] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 47.192202][ T2804] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 47.211051][ T2819] loop4: detected capacity change from 0 to 512 [ 47.256670][ T2843] loop1: detected capacity change from 0 to 512 [ 47.285638][ T2843] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 47.300602][ T2843] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/138/file0 supports timestamps until 2038 (0x7fffffff) [ 47.320337][ T2859] loop3: detected capacity change from 0 to 512 [ 47.321756][ T2851] loop0: detected capacity change from 0 to 512 [ 47.335220][ T2848] blk_update_request: I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 47.336855][ T2851] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.359757][ T2866] loop2: detected capacity change from 0 to 512 [ 47.368128][ T2869] loop5: detected capacity change from 0 to 512 [ 47.376976][ T2869] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.378150][ T2875] loop1: detected capacity change from 0 to 512 [ 47.405472][ T2875] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.439521][ T2887] loop2: detected capacity change from 0 to 512 [ 47.447686][ T2888] loop5: detected capacity change from 0 to 512 [ 47.448535][ T2896] loop0: detected capacity change from 0 to 512 [ 47.456942][ T2886] blk_update_request: I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 47.474487][ T2905] loop4: detected capacity change from 0 to 512 [ 47.485573][ T2887] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.486976][ T2914] loop1: detected capacity change from 0 to 512 [ 47.501789][ T2896] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.512583][ T2905] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 47.527382][ T2905] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/129/file0 supports timestamps until 2038 (0x7fffffff) [ 47.529862][ T2922] loop5: detected capacity change from 0 to 512 [ 47.552565][ T2922] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 47.576829][ T2937] loop2: detected capacity change from 0 to 512 [ 47.579190][ T2943] loop3: detected capacity change from 0 to 512 [ 47.593134][ T2937] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.593660][ T2949] loop0: detected capacity change from 0 to 512 [ 47.615883][ T2946] loop4: detected capacity change from 0 to 512 [ 47.623986][ T2946] EXT4-fs (loop4): Magic mismatch, very weird! [ 47.637497][ T2965] loop2: detected capacity change from 0 to 512 [ 47.644823][ T2965] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 47.665743][ T2965] EXT4-fs (loop2): group descriptors corrupted! [ 47.674503][ T2978] loop4: detected capacity change from 0 to 512 [ 47.675276][ T2949] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 47.696605][ T2949] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/128/file0 supports timestamps until 2038 (0x7fffffff) [ 47.748983][ T2996] loop4: detected capacity change from 0 to 512 [ 47.749065][ T2990] loop0: detected capacity change from 0 to 512 [ 47.757154][ T2994] loop2: detected capacity change from 0 to 512 [ 47.764368][ T2999] loop3: detected capacity change from 0 to 512 [ 47.777641][ T3005] loop1: detected capacity change from 0 to 512 [ 47.786633][ T2999] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 47.793977][ T2990] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 47.794273][ T3005] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 47.810077][ T3013] loop5: detected capacity change from 0 to 512 [ 47.821121][ T2990] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/129/file0 supports timestamps until 2038 (0x7fffffff) [ 47.831481][ T3013] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 47.842444][ T2996] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 47.856839][ T2996] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/132/file0 supports timestamps until 2038 (0x7fffffff) [ 47.878471][ T3018] loop2: detected capacity change from 0 to 512 [ 47.901816][ T3042] loop1: detected capacity change from 0 to 519 [ 47.905382][ T3045] loop0: detected capacity change from 0 to 512 [ 47.921150][ T3052] loop5: detected capacity change from 0 to 512 [ 47.921889][ T3050] EXT4-fs warning (device loop0): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 47.939649][ T3045] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 47.947637][ T3045] EXT4-fs (loop0): failed to initialize system zone (-117) [ 47.952797][ T3065] loop2: detected capacity change from 0 to 512 [ 47.954915][ T3045] EXT4-fs (loop0): mount failed [ 47.972085][ T3074] loop5: detected capacity change from 0 to 512 [ 47.985081][ T3074] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.004237][ T3087] loop4: detected capacity change from 0 to 512 [ 48.004424][ T3091] loop3: detected capacity change from 0 to 512 [ 48.018326][ T3091] EXT4-fs (loop3): Magic mismatch, very weird! [ 48.028209][ T3098] loop2: detected capacity change from 0 to 512 [ 48.029312][ T3102] loop1: detected capacity change from 0 to 512 [ 48.037652][ T3104] loop0: detected capacity change from 0 to 512 [ 48.047578][ T3098] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 48.058899][ T3104] EXT4-fs (loop0): Magic mismatch, very weird! [ 48.059067][ T3098] EXT4-fs (loop2): group descriptors corrupted! [ 48.075089][ T3102] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.088539][ T3117] loop5: detected capacity change from 0 to 512 [ 48.090362][ T3119] loop4: detected capacity change from 0 to 512 [ 48.107386][ T3117] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 48.110270][ T3130] loop0: detected capacity change from 0 to 512 [ 48.122568][ T3119] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 48.135775][ T3119] EXT4-fs (loop4): group descriptors corrupted! [ 48.159166][ T3155] loop2: detected capacity change from 0 to 512 [ 48.163009][ T3161] loop0: detected capacity change from 0 to 512 [ 48.168425][ T3153] loop5: detected capacity change from 0 to 512 [ 48.182186][ T3172] loop3: detected capacity change from 0 to 512 [ 48.182692][ T3174] loop1: detected capacity change from 0 to 512 [ 48.200665][ T3155] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 48.215241][ T3155] EXT4-fs (loop2): group descriptors corrupted! [ 48.239705][ T3201] loop5: detected capacity change from 0 to 512 [ 48.247684][ T3199] loop3: detected capacity change from 0 to 512 [ 48.260312][ T3201] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 48.264685][ T3216] loop1: detected capacity change from 0 to 512 [ 48.277452][ T3216] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 48.286139][ T3216] EXT4-fs (loop1): failed to initialize system zone (-117) [ 48.293792][ T3216] EXT4-fs (loop1): mount failed [ 48.296965][ T3233] loop4: detected capacity change from 0 to 512 [ 48.315558][ T3242] loop3: detected capacity change from 0 to 512 [ 48.316589][ T3233] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.322891][ T3242] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 48.370854][ T3261] loop3: detected capacity change from 0 to 512 [ 48.381634][ T3268] loop5: detected capacity change from 0 to 512 [ 48.381873][ T3270] loop2: detected capacity change from 0 to 512 [ 48.391351][ T3272] loop4: detected capacity change from 0 to 519 [ 48.404346][ T3276] loop0: detected capacity change from 0 to 512 [ 48.415174][ T3270] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.428509][ T3282] loop1: detected capacity change from 0 to 512 [ 48.437253][ T3261] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.451273][ T3261] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/158/file0 supports timestamps until 2038 (0x7fffffff) [ 48.462231][ T3276] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.467173][ T3272] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.481627][ T3268] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.493496][ T3272] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/146/file0 supports timestamps until 2038 (0x7fffffff) [ 48.510450][ T3276] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/144/file0 supports timestamps until 2038 (0x7fffffff) [ 48.523906][ T3268] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/139/file0 supports timestamps until 2038 (0x7fffffff) [ 48.555694][ T3282] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.570216][ T3282] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/166/file0 supports timestamps until 2038 (0x7fffffff) [ 48.588692][ T3304] loop2: detected capacity change from 0 to 512 [ 48.601298][ T3314] loop4: detected capacity change from 0 to 512 [ 48.602778][ T3307] loop3: detected capacity change from 0 to 512 [ 48.610079][ T3316] loop0: detected capacity change from 0 to 512 [ 48.624294][ T3316] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 48.625065][ T3307] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.633915][ T3316] EXT4-fs (loop0): group descriptors corrupted! [ 48.650297][ T3314] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.652461][ T3324] loop5: detected capacity change from 0 to 512 [ 48.664175][ T3314] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/147/file0 supports timestamps until 2038 (0x7fffffff) [ 48.684607][ T3324] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 48.688667][ T3327] loop1: detected capacity change from 0 to 512 [ 48.705978][ T3339] loop3: detected capacity change from 0 to 512 [ 48.705978][ T3337] loop2: detected capacity change from 0 to 512 [ 48.718845][ T3327] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.731909][ T3339] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.733782][ T3349] loop0: detected capacity change from 0 to 512 [ 48.746322][ T3339] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/160/file0 supports timestamps until 2038 (0x7fffffff) [ 48.757613][ T3351] loop5: detected capacity change from 0 to 512 [ 48.767500][ T29] kauditd_printk_skb: 3 callbacks suppressed [ 48.767503][ T29] audit: type=1400 audit(1698692948.767:167): avc: denied { remove_name } for pid=77 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 [ 48.787592][ T3337] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.801370][ T29] audit: type=1400 audit(1698692948.767:168): avc: denied { rename } for pid=77 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 [ 48.815328][ T3337] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/170/file0 supports timestamps until 2038 (0x7fffffff) [ 48.840309][ T3358] loop4: detected capacity change from 0 to 512 [ 48.858365][ T29] audit: type=1400 audit(1698692948.767:169): avc: denied { create } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 48.863090][ T3358] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 48.920946][ T3371] loop5: detected capacity change from 0 to 512 [ 48.925157][ T3366] loop2: detected capacity change from 0 to 512 [ 48.943602][ T3394] loop0: detected capacity change from 0 to 512 [ 48.952655][ T3371] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.969143][ T3371] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/144/file0 supports timestamps until 2038 (0x7fffffff) [ 48.971220][ T3366] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.997057][ T3366] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/171/file0 supports timestamps until 2038 (0x7fffffff) [ 49.015348][ T3394] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 49.033289][ T3394] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/151/file0 supports timestamps until 2038 (0x7fffffff) [ 49.056651][ T3425] loop4: detected capacity change from 0 to 512 [ 49.060971][ T3427] loop3: detected capacity change from 0 to 512 [ 49.078964][ T3436] loop2: detected capacity change from 0 to 512 [ 49.086385][ T3436] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 49.087104][ T3439] loop0: detected capacity change from 0 to 512 [ 49.106245][ T3450] loop1: detected capacity change from 0 to 512 [ 49.116131][ T3455] loop4: detected capacity change from 0 to 512 [ 49.117000][ T3458] loop3: detected capacity change from 0 to 512 [ 49.129109][ T3439] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 49.143123][ T3439] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/152/file0 supports timestamps until 2038 (0x7fffffff) [ 49.161021][ T3471] loop5: detected capacity change from 0 to 512 [ 49.167990][ T3458] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 49.182276][ T3458] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/166/file0 supports timestamps until 2038 (0x7fffffff) [ 49.195405][ T3471] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 49.211500][ T3471] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/148/file0 supports timestamps until 2038 (0x7fffffff) [ 49.230379][ T3490] loop0: detected capacity change from 0 to 512 [ 49.240021][ T3492] loop4: detected capacity change from 0 to 512 [ 49.249395][ T3494] loop2: detected capacity change from 0 to 512 [ 49.259474][ T3497] loop1: detected capacity change from 0 to 512 [ 49.265689][ T3490] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 49.281901][ T3500] loop3: detected capacity change from 0 to 512 [ 49.288277][ T3497] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 49.290705][ T3500] EXT4-fs (loop3): Magic mismatch, very weird! [ 49.302400][ T3494] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 49.319359][ T3494] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/175/file0 supports timestamps until 2038 (0x7fffffff) [ 49.345104][ T3492] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 49.361126][ T3492] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/158/file0 supports timestamps until 2038 (0x7fffffff) [ 49.362102][ T3513] loop0: detected capacity change from 0 to 512 [ 49.383416][ T3513] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 49.392367][ T3516] loop1: detected capacity change from 0 to 519 [ 49.415753][ T3528] loop3: detected capacity change from 0 to 512 [ 49.422301][ T3516] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 49.423696][ T3528] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 49.445605][ T3537] loop2: detected capacity change from 0 to 512 [ 49.454643][ T3547] loop0: detected capacity change from 0 to 512 [ 49.455282][ T3549] loop4: detected capacity change from 0 to 512 [ 49.472575][ T3547] EXT4-fs (loop0): Magic mismatch, very weird! 2023/10/30 19:09:09 executed programs: 1019 [ 49.508773][ T3586] loop0: detected capacity change from 0 to 512 [ 49.513729][ T3590] loop5: detected capacity change from 0 to 512 [ 49.517661][ T3592] loop2: detected capacity change from 0 to 512 [ 49.532148][ T3595] loop1: detected capacity change from 0 to 512 [ 49.545712][ T3590] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/158/file0 supports timestamps until 2038 (0x7fffffff) [ 49.564586][ T3615] loop3: detected capacity change from 0 to 512 [ 49.564742][ T3617] loop4: detected capacity change from 0 to 512 [ 49.588207][ T3627] loop0: detected capacity change from 0 to 512 [ 49.589539][ T3615] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/175/file0 supports timestamps until 2038 (0x7fffffff) [ 49.611086][ T3635] loop2: detected capacity change from 0 to 512 [ 49.612359][ T3637] loop1: detected capacity change from 0 to 512 [ 49.624660][ T3631] loop5: detected capacity change from 0 to 519 [ 49.628568][ T3637] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 49.646425][ T3631] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/159/file0 supports timestamps until 2038 (0x7fffffff) [ 49.670592][ T3658] loop0: detected capacity change from 0 to 512 [ 49.679684][ T3675] loop1: detected capacity change from 0 to 512 [ 49.732565][ T3690] loop5: detected capacity change from 0 to 512 [ 49.780873][ T3701] loop1: detected capacity change from 0 to 512 [ 49.789397][ T3709] loop0: detected capacity change from 0 to 512 [ 49.809322][ T3717] loop3: detected capacity change from 0 to 512 [ 49.811418][ T3720] loop5: detected capacity change from 0 to 512 [ 49.834254][ T3741] loop4: detected capacity change from 0 to 512 [ 49.835128][ T3739] loop3: detected capacity change from 0 to 512 [ 49.855562][ T3701] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/189/file0 supports timestamps until 2038 (0x7fffffff) [ 49.875084][ T3749] loop0: detected capacity change from 0 to 512 [ 49.882842][ T3753] loop5: detected capacity change from 0 to 512 [ 49.895725][ T3760] loop3: detected capacity change from 0 to 512 [ 49.895799][ T3753] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 49.912533][ T3749] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 49.922352][ T3771] loop1: detected capacity change from 0 to 512 [ 49.939480][ T3775] loop4: detected capacity change from 0 to 512 [ 49.946314][ T3771] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 49.956271][ T3775] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/175/file0 supports timestamps until 2038 (0x7fffffff) [ 49.977182][ T3794] loop3: detected capacity change from 0 to 512 [ 49.986231][ T3790] loop0: detected capacity change from 0 to 512 [ 49.994031][ T3794] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 49.996811][ T3800] loop5: detected capacity change from 0 to 512 [ 50.012675][ T3803] loop1: detected capacity change from 0 to 512 [ 50.014554][ T3806] loop2: detected capacity change from 0 to 512 [ 50.025889][ T3806] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 50.034824][ T3803] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 50.061439][ T3821] loop5: detected capacity change from 0 to 512 [ 50.071234][ T3818] loop3: detected capacity change from 0 to 512 [ 50.072757][ T3812] loop4: detected capacity change from 0 to 512 [ 50.116774][ T3821] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/166/file0 supports timestamps until 2038 (0x7fffffff) [ 50.141908][ T3857] loop4: detected capacity change from 0 to 512 [ 50.153012][ T3869] loop1: detected capacity change from 0 to 512 [ 50.160843][ T3872] loop0: detected capacity change from 0 to 512 [ 50.172056][ T3857] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 50.172698][ T3869] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 50.200724][ T3872] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/171/file0 supports timestamps until 2038 (0x7fffffff) [ 50.220549][ T3899] loop5: detected capacity change from 0 to 519 [ 50.222902][ T3902] loop1: detected capacity change from 0 to 512 [ 50.238083][ T3910] loop4: detected capacity change from 0 to 512 [ 50.247386][ T3907] loop3: detected capacity change from 0 to 512 [ 50.258467][ T3907] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 50.261495][ T3899] EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 50.275839][ T3899] EXT4-fs (loop5): group descriptors corrupted! [ 50.285886][ T3902] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/197/file0 supports timestamps until 2038 (0x7fffffff) [ 50.312266][ T3940] loop2: detected capacity change from 0 to 512 [ 50.332533][ T3954] loop4: detected capacity change from 0 to 512 [ 50.332837][ T3958] loop3: detected capacity change from 0 to 512 [ 50.345375][ T3965] EXT4-fs warning (device loop4): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 50.357211][ T3954] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 50.366725][ T3954] EXT4-fs (loop4): failed to initialize system zone (-117) [ 50.374007][ T3954] EXT4-fs (loop4): mount failed [ 50.381845][ T3980] loop5: detected capacity change from 0 to 512 [ 50.390019][ T3980] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 50.394239][ T3992] loop0: detected capacity change from 0 to 512 [ 50.414479][ T4004] loop3: detected capacity change from 0 to 512 [ 50.425130][ T3992] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 50.425531][ T4010] loop2: detected capacity change from 0 to 512 [ 50.444838][ T4013] loop1: detected capacity change from 0 to 512 [ 50.453595][ T4016] loop4: detected capacity change from 0 to 512 [ 50.461584][ T4013] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 50.461939][ T4019] loop5: detected capacity change from 0 to 512 [ 50.468540][ T4016] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 50.481547][ T4010] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/212/file0 supports timestamps until 2038 (0x7fffffff) [ 50.505883][ T4033] loop3: detected capacity change from 0 to 512 [ 50.516969][ T4040] loop5: detected capacity change from 0 to 512 [ 50.526658][ T4048] loop0: detected capacity change from 0 to 512 [ 50.528945][ T4051] loop2: detected capacity change from 0 to 512 [ 50.542427][ T4033] EXT4-fs (loop3): Magic mismatch, very weird! [ 50.555134][ T4051] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 50.565854][ T4059] loop4: detected capacity change from 0 to 512 [ 50.566660][ T4056] blk_update_request: I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 50.610968][ T4069] loop3: detected capacity change from 0 to 512 [ 50.619053][ T4068] loop5: detected capacity change from 0 to 519 [ 50.627186][ T4073] loop1: detected capacity change from 0 to 512 [ 50.635871][ T4076] loop2: detected capacity change from 0 to 512 [ 50.643169][ T4073] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 50.654648][ T4082] loop4: detected capacity change from 0 to 512 [ 50.654972][ T4048] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/181/file0 supports timestamps until 2038 (0x7fffffff) [ 50.664456][ T4078] EXT4-fs warning (device loop1): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 50.686608][ T4073] EXT4-fs (loop1): failed to initialize system zone (-117) [ 50.695912][ T4073] EXT4-fs (loop1): mount failed [ 50.702439][ T4085] loop3: detected capacity change from 0 to 512 [ 50.716517][ T4082] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 50.731248][ T4100] loop1: detected capacity change from 0 to 512 [ 50.732551][ T4088] loop3: detected capacity change from 0 to 512 [ 50.740048][ T4100] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 50.747165][ T4106] loop0: detected capacity change from 0 to 512 [ 50.761047][ T4088] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 50.764934][ T4112] loop5: detected capacity change from 0 to 512 [ 50.778370][ T4109] loop2: detected capacity change from 0 to 512 [ 50.787294][ T4106] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/182/file0 supports timestamps until 2038 (0x7fffffff) [ 50.802862][ T4112] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 50.820515][ T4109] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/216/file0 supports timestamps until 2038 (0x7fffffff) [ 50.822646][ T4134] loop1: detected capacity change from 0 to 512 [ 50.845682][ T4140] loop4: detected capacity change from 0 to 512 [ 50.850687][ T4137] loop3: detected capacity change from 0 to 512 [ 50.860134][ T4134] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 50.861213][ T4143] loop5: detected capacity change from 0 to 512 [ 50.869278][ T4134] EXT4-fs (loop1): group descriptors corrupted! [ 50.879211][ T4137] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 50.895480][ T4140] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/192/file0 supports timestamps until 2038 (0x7fffffff) [ 50.919418][ T4151] loop0: detected capacity change from 0 to 512 [ 50.933258][ T4157] loop5: detected capacity change from 0 to 519 [ 50.939940][ T4163] loop3: detected capacity change from 0 to 512 [ 50.948394][ T4151] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 50.949469][ T4166] loop4: detected capacity change from 0 to 512 [ 50.964908][ T4163] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 50.990605][ T4172] loop2: detected capacity change from 0 to 512 [ 51.003726][ T4178] loop0: detected capacity change from 0 to 512 [ 51.014791][ T4190] loop3: detected capacity change from 0 to 512 [ 51.023838][ T4193] loop1: detected capacity change from 0 to 512 [ 51.032496][ T4199] loop5: detected capacity change from 0 to 512 [ 51.043178][ T4199] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 51.051815][ T4178] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/184/file0 supports timestamps until 2038 (0x7fffffff) [ 51.053848][ T4193] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/215/file0 supports timestamps until 2038 (0x7fffffff) [ 51.066297][ T4172] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/219/file0 supports timestamps until 2038 (0x7fffffff) [ 51.085934][ T4211] loop3: detected capacity change from 0 to 512 [ 51.105844][ T4211] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.123391][ T4227] loop4: detected capacity change from 0 to 512 [ 51.134632][ T4236] loop0: detected capacity change from 0 to 518 [ 51.142618][ T4239] loop2: detected capacity change from 0 to 512 [ 51.152061][ T4227] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.163691][ T4236] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/185/file0 supports timestamps until 2038 (0x7fffffff) [ 51.200341][ T4256] loop3: detected capacity change from 0 to 512 [ 51.239002][ T4281] loop2: detected capacity change from 0 to 512 [ 51.241615][ T4279] loop0: detected capacity change from 0 to 518 [ 51.253013][ T4256] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/207/file0 supports timestamps until 2038 (0x7fffffff) [ 51.267569][ T4281] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 51.290028][ T4299] loop4: detected capacity change from 0 to 512 [ 51.294546][ T4304] loop2: detected capacity change from 0 to 512 [ 51.313198][ T4299] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.314283][ T4318] loop5: detected capacity change from 0 to 512 [ 51.334153][ T4321] loop3: detected capacity change from 0 to 517 [ 51.337190][ T4304] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.343321][ T4327] loop0: detected capacity change from 0 to 512 [ 51.359453][ T4318] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 51.367529][ T4327] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 51.380976][ T4336] loop1: detected capacity change from 0 to 512 [ 51.381056][ T4339] loop3: detected capacity change from 0 to 512 [ 51.388765][ T4332] loop2: detected capacity change from 0 to 512 [ 51.401136][ T4339] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 51.414234][ T4342] loop4: detected capacity change from 0 to 512 [ 51.422119][ T4332] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 51.423470][ T4353] loop0: detected capacity change from 0 to 518 [ 51.436431][ T4332] EXT4-fs (loop2): failed to initialize system zone (-117) [ 51.446110][ T4332] EXT4-fs (loop2): mount failed [ 51.454665][ T4362] loop5: detected capacity change from 0 to 512 [ 51.462795][ T4362] EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 51.465097][ T4365] loop1: detected capacity change from 0 to 512 [ 51.478577][ T4362] EXT4-fs (loop5): group descriptors corrupted! [ 51.495183][ T4365] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.510862][ T4374] loop0: detected capacity change from 0 to 512 [ 51.527714][ T4392] loop2: detected capacity change from 0 to 512 [ 51.530263][ T4395] loop3: detected capacity change from 0 to 512 [ 51.541583][ T4392] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.561975][ T4409] loop0: detected capacity change from 0 to 518 [ 51.575973][ T4422] loop5: detected capacity change from 0 to 512 [ 51.582204][ T4409] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 51.591837][ T4425] loop1: detected capacity change from 0 to 519 [ 51.601209][ T4428] loop3: detected capacity change from 0 to 512 [ 51.607555][ T4434] loop4: detected capacity change from 0 to 512 [ 51.617273][ T4434] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 51.625323][ T4428] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.634995][ T4434] EXT4-fs (loop4): failed to initialize system zone (-117) [ 51.645113][ T4434] EXT4-fs (loop4): mount failed [ 51.655650][ T4422] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/201/file0 supports timestamps until 2038 (0x7fffffff) [ 51.680120][ T4459] loop4: detected capacity change from 0 to 512 [ 51.681381][ T4462] loop3: detected capacity change from 0 to 512 [ 51.706064][ T4465] loop1: detected capacity change from 0 to 512 [ 51.710073][ T4470] loop0: detected capacity change from 0 to 512 [ 51.712716][ T4459] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.721610][ T4468] loop2: detected capacity change from 0 to 512 [ 51.741417][ T4470] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 51.749589][ T4468] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.751072][ T4476] loop5: detected capacity change from 0 to 512 [ 51.759711][ T4462] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/215/file0 supports timestamps until 2038 (0x7fffffff) [ 51.795187][ T4476] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.819928][ T4491] loop0: detected capacity change from 0 to 512 [ 51.825951][ T4488] loop2: detected capacity change from 0 to 512 [ 51.845876][ T4512] loop4: detected capacity change from 0 to 512 [ 51.858020][ T4524] loop3: detected capacity change from 0 to 512 [ 51.875098][ T4524] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.901590][ T4560] loop1: detected capacity change from 0 to 512 [ 51.908500][ T4554] loop0: detected capacity change from 0 to 512 [ 51.923008][ T4569] loop3: detected capacity change from 0 to 512 [ 51.931914][ T4560] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.932641][ T4572] loop5: detected capacity change from 0 to 512 [ 51.977888][ T4587] loop3: detected capacity change from 0 to 512 [ 51.979746][ T4590] loop1: detected capacity change from 0 to 512 [ 51.997458][ T4599] loop2: detected capacity change from 0 to 512 [ 52.003855][ T4587] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.018270][ T4605] loop5: detected capacity change from 0 to 512 [ 52.021077][ T4611] loop4: detected capacity change from 0 to 512 [ 52.031235][ T4599] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.031854][ T4609] loop0: detected capacity change from 0 to 512 [ 52.048045][ T4605] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 52.062499][ T4605] EXT4-fs (loop5): failed to initialize system zone (-117) [ 52.064075][ T4619] loop3: detected capacity change from 0 to 512 [ 52.076792][ T4605] EXT4-fs (loop5): mount failed [ 52.078761][ T4622] loop1: detected capacity change from 0 to 512 [ 52.091571][ T4625] loop0: detected capacity change from 0 to 512 [ 52.092931][ T4628] loop4: detected capacity change from 0 to 512 [ 52.109644][ T4622] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.111206][ T4619] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.130099][ T4628] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.145779][ T4625] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/204/file0 supports timestamps until 2038 (0x7fffffff) [ 52.175420][ T4649] loop2: detected capacity change from 0 to 512 [ 52.190172][ T4676] loop1: detected capacity change from 0 to 512 [ 52.198864][ T4649] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.199781][ T4682] loop4: detected capacity change from 0 to 512 [ 52.282063][ T4710] loop5: detected capacity change from 0 to 512 [ 52.284117][ T4718] loop4: detected capacity change from 0 to 512 [ 52.298506][ T4700] loop2: detected capacity change from 0 to 512 [ 52.315174][ T4710] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.341680][ T4727] loop2: detected capacity change from 0 to 512 [ 52.357707][ T4727] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.363541][ T4751] loop4: detected capacity change from 0 to 519 [ 52.376843][ T4750] blk_update_request: I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 52.411042][ T4764] loop3: detected capacity change from 0 to 512 [ 52.421635][ T4773] loop5: detected capacity change from 0 to 512 [ 52.441790][ T4789] EXT4-fs warning (device loop5): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 52.456430][ T4773] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 52.465241][ T4773] EXT4-fs (loop5): failed to initialize system zone (-117) [ 52.465344][ T4764] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/231/file0 supports timestamps until 2038 (0x7fffffff) [ 52.472413][ T4773] EXT4-fs (loop5): mount failed [ 52.540170][ T4815] loop3: detected capacity change from 0 to 512 [ 52.555660][ T4815] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.557892][ T4834] loop1: detected capacity change from 0 to 512 [ 52.574776][ T4836] loop4: detected capacity change from 0 to 512 [ 52.586900][ T4843] loop5: detected capacity change from 0 to 512 [ 52.590389][ T4846] loop3: detected capacity change from 0 to 512 [ 52.594637][ T4848] loop0: detected capacity change from 0 to 512 [ 52.606038][ T4843] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 52.606336][ T4846] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 52.615374][ T4852] loop2: detected capacity change from 0 to 519 [ 52.626214][ T4851] blk_update_request: I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 52.628574][ T4834] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/254/file0 supports timestamps until 2038 (0x7fffffff) [ 52.655898][ T4856] loop4: detected capacity change from 0 to 512 [ 52.686112][ T4873] loop3: detected capacity change from 0 to 512 [ 52.686695][ T4876] loop0: detected capacity change from 0 to 512 [ 52.714023][ T4876] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 52.723946][ T4876] EXT4-fs (loop0): failed to initialize system zone (-117) [ 52.731747][ T4876] EXT4-fs (loop0): mount failed [ 52.744362][ T4920] loop5: detected capacity change from 0 to 512 [ 52.754480][ T4926] loop3: detected capacity change from 0 to 512 [ 52.762687][ T4930] loop4: detected capacity change from 0 to 512 [ 52.769376][ T4926] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 52.770963][ T4932] loop2: detected capacity change from 0 to 512 [ 52.789172][ T4938] loop0: detected capacity change from 0 to 512 [ 52.805118][ T4930] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.806130][ T4950] loop5: detected capacity change from 0 to 512 [ 52.815280][ T4932] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.854851][ T4963] EXT4-fs warning (device loop5): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 52.855097][ T4950] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 52.873456][ T4950] EXT4-fs (loop5): failed to initialize system zone (-117) [ 52.881008][ T4950] EXT4-fs (loop5): mount failed [ 52.891349][ T4974] loop3: detected capacity change from 0 to 512 [ 52.899444][ T4976] loop4: detected capacity change from 0 to 512 [ 52.915113][ T4976] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.926679][ T4987] EXT4-fs warning (device loop3): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 52.938104][ T4974] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 52.945986][ T4974] EXT4-fs (loop3): failed to initialize system zone (-117) [ 52.953085][ T4974] EXT4-fs (loop3): mount failed [ 52.978253][ T4990] loop2: detected capacity change from 0 to 512 [ 53.003822][ T5014] loop0: detected capacity change from 0 to 512 [ 53.011587][ T5023] loop5: detected capacity change from 0 to 512 [ 53.027403][ T5029] loop3: detected capacity change from 0 to 512 [ 53.028517][ T5035] EXT4-fs warning (device loop5): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 53.033890][ T5014] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.048710][ T5043] loop4: detected capacity change from 0 to 512 [ 53.061125][ T5023] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 53.073654][ T5046] loop1: detected capacity change from 0 to 512 [ 53.074000][ T5023] EXT4-fs (loop5): failed to initialize system zone (-117) [ 53.090766][ T5023] EXT4-fs (loop5): mount failed [ 53.097561][ T5052] loop2: detected capacity change from 0 to 512 [ 53.104290][ T5052] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 53.124411][ T5052] EXT4-fs (loop2): group descriptors corrupted! [ 53.128528][ T5046] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/268/file0 supports timestamps until 2038 (0x7fffffff) [ 53.153095][ T5070] loop4: detected capacity change from 0 to 512 [ 53.163427][ T5073] loop5: detected capacity change from 0 to 512 [ 53.179440][ T5080] loop0: detected capacity change from 0 to 512 [ 53.190270][ T5082] loop2: detected capacity change from 0 to 512 [ 53.197071][ T5070] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 53.203644][ T5073] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 53.210269][ T5080] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 53.219269][ T5082] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 53.230351][ T5094] loop3: detected capacity change from 0 to 512 [ 53.259545][ T5106] loop5: detected capacity change from 0 to 512 [ 53.276935][ T5115] loop0: detected capacity change from 0 to 512 [ 53.278355][ T5120] loop4: detected capacity change from 0 to 512 [ 53.285723][ T5124] loop3: detected capacity change from 0 to 512 [ 53.292282][ T5122] loop2: detected capacity change from 0 to 512 [ 53.297515][ T5118] loop1: detected capacity change from 0 to 512 [ 53.307918][ T5115] EXT4-fs (loop0): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 53.319228][ T5106] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.319268][ T5124] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 53.339249][ T5124] EXT4-fs (loop3): group descriptors corrupted! [ 53.339396][ T5118] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.417112][ T5145] loop2: detected capacity change from 0 to 512 [ 53.425285][ T5147] EXT4-fs warning (device loop2): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 53.439573][ T5150] loop3: detected capacity change from 0 to 512 [ 53.439801][ T5162] loop5: detected capacity change from 0 to 512 [ 53.447736][ T5145] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 53.460484][ T5145] EXT4-fs (loop2): failed to initialize system zone (-117) [ 53.467740][ T5145] EXT4-fs (loop2): mount failed [ 53.474257][ T5171] loop4: detected capacity change from 0 to 512 [ 53.482741][ T5162] EXT4-fs (loop5): Encoding requested by superblock is unknown [ 53.519342][ T5190] loop0: detected capacity change from 0 to 512 [ 53.527664][ T5195] loop4: detected capacity change from 0 to 512 [ 53.528669][ T5201] loop2: detected capacity change from 0 to 512 [ 53.553667][ T5195] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.557116][ T5207] loop1: detected capacity change from 0 to 512 [ 53.565241][ T5214] loop5: detected capacity change from 0 to 512 [ 53.577461][ T5190] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/238/file0 supports timestamps until 2038 (0x7fffffff) [ 53.619625][ T5227] loop4: detected capacity change from 0 to 512 [ 53.626073][ T5214] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/238/file0 supports timestamps until 2038 (0x7fffffff) [ 53.641665][ T5201] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/270/file0 supports timestamps until 2038 (0x7fffffff) [ 53.680936][ T5255] loop0: detected capacity change from 0 to 512 [ 53.688088][ T5255] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 53.690687][ T5227] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/251/file0 supports timestamps until 2038 (0x7fffffff) [ 53.715447][ T5260] loop5: detected capacity change from 0 to 512 [ 53.726172][ T5269] loop1: detected capacity change from 0 to 512 [ 53.727774][ T5272] loop3: detected capacity change from 0 to 512 [ 53.739169][ T5260] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/239/file0 supports timestamps until 2038 (0x7fffffff) [ 53.742696][ T5277] loop2: detected capacity change from 0 to 512 [ 53.759555][ T5272] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.764423][ T5277] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 53.820028][ T5286] loop1: detected capacity change from 0 to 512 [ 53.825362][ T5289] loop0: detected capacity change from 0 to 512 [ 53.834276][ T5284] loop4: detected capacity change from 0 to 512 [ 53.837368][ T5296] loop3: detected capacity change from 0 to 512 [ 53.850776][ T5293] loop5: detected capacity change from 0 to 512 [ 53.863401][ T5293] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.874235][ T5289] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.874700][ T5286] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.884268][ T5296] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.899286][ T5301] loop2: detected capacity change from 0 to 512 [ 53.924134][ T5304] loop4: detected capacity change from 0 to 512 [ 53.926534][ T5316] loop0: detected capacity change from 0 to 512 [ 53.944816][ T5329] loop1: detected capacity change from 0 to 512 [ 53.945691][ T5330] loop2: detected capacity change from 0 to 512 [ 53.965048][ T5304] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.999985][ T5341] loop0: detected capacity change from 0 to 512 [ 54.008658][ T5356] loop1: detected capacity change from 0 to 512 [ 54.022199][ T5367] loop4: detected capacity change from 0 to 512 [ 54.031159][ T5373] loop5: detected capacity change from 0 to 512 [ 54.031609][ T5365] loop2: detected capacity change from 0 to 512 [ 54.045793][ T5356] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.046084][ T5377] loop3: detected capacity change from 0 to 512 [ 54.064231][ T5341] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/243/file0 supports timestamps until 2038 (0x7fffffff) [ 54.065166][ T5377] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.078671][ T5365] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.109406][ T5382] loop5: detected capacity change from 0 to 512 [ 54.133110][ T5397] loop1: detected capacity change from 0 to 512 [ 54.145598][ T5404] loop0: detected capacity change from 0 to 512 [ 54.157684][ T5418] loop4: detected capacity change from 0 to 512 [ 54.166030][ T5382] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/247/file0 supports timestamps until 2038 (0x7fffffff) [ 54.183774][ T5425] loop2: detected capacity change from 0 to 512 [ 54.184355][ T5427] loop3: detected capacity change from 0 to 512 [ 54.197072][ T5427] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.230069][ T5449] loop0: detected capacity change from 0 to 512 [ 54.243073][ T5457] loop2: detected capacity change from 0 to 512 [ 54.265198][ T5464] loop5: detected capacity change from 0 to 512 [ 54.269710][ T5465] loop3: detected capacity change from 0 to 512 [ 54.280200][ T5449] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/246/file0 supports timestamps until 2038 (0x7fffffff) [ 54.299314][ T5465] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/274/file0 supports timestamps until 2038 (0x7fffffff) [ 54.301935][ T5477] loop2: detected capacity change from 0 to 512 [ 54.325937][ T5482] loop5: detected capacity change from 0 to 512 [ 54.328506][ T5485] loop4: detected capacity change from 0 to 512 [ 54.338420][ T5477] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.355883][ T5482] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/250/file0 supports timestamps until 2038 (0x7fffffff) [ 54.379353][ T5505] loop0: detected capacity change from 0 to 518 [ 54.395084][ T5505] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.440052][ T5530] loop3: detected capacity change from 0 to 512 [ 54.454417][ T5547] loop4: detected capacity change from 0 to 512 [ 54.465085][ T5547] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.499092][ T5567] loop3: detected capacity change from 0 to 512 [ 54.507328][ T5577] loop1: detected capacity change from 0 to 512 [ 54.509670][ T5575] loop2: detected capacity change from 0 to 512 [ 54.525882][ T5583] loop5: detected capacity change from 0 to 512 [ 54.528421][ T5589] loop0: detected capacity change from 0 to 512 2023/10/30 19:09:14 executed programs: 1649 [ 54.539236][ T5577] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/302/file0 supports timestamps until 2038 (0x7fffffff) [ 54.561524][ T5603] loop2: detected capacity change from 0 to 512 [ 54.567951][ T5597] blk_update_request: I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 54.589729][ T5619] loop1: detected capacity change from 0 to 512 [ 54.599298][ T5624] loop5: detected capacity change from 0 to 512 [ 54.609173][ T5624] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 54.610245][ T5630] loop0: detected capacity change from 0 to 512 [ 54.615838][ T5619] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.632927][ T5630] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 54.661056][ T5642] loop1: detected capacity change from 0 to 512 [ 54.670296][ T5660] loop0: detected capacity change from 0 to 512 [ 54.670369][ T5663] loop2: detected capacity change from 0 to 512 [ 54.679236][ T5666] loop4: detected capacity change from 0 to 512 [ 54.695087][ T5660] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.704518][ T5666] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.742373][ T5696] loop0: detected capacity change from 0 to 518 [ 54.756428][ T5702] loop5: detected capacity change from 0 to 512 [ 54.765090][ T5702] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.779637][ T5723] loop2: detected capacity change from 0 to 512 [ 54.791261][ T5727] loop0: detected capacity change from 0 to 512 [ 54.792389][ T5728] loop3: detected capacity change from 0 to 512 [ 54.800136][ T5732] loop1: detected capacity change from 0 to 512 [ 54.815073][ T5728] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.824172][ T5723] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/296/file0 supports timestamps until 2038 (0x7fffffff) [ 54.860482][ T5758] loop4: detected capacity change from 0 to 512 [ 54.868381][ T5755] loop5: detected capacity change from 0 to 512 [ 54.914403][ T5774] loop1: detected capacity change from 0 to 512 [ 54.916547][ T5779] loop5: detected capacity change from 0 to 512 [ 54.930003][ T5774] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 54.933943][ T5785] loop4: detected capacity change from 0 to 512 [ 54.947470][ T5785] EXT4-fs (loop4): Encoding requested by superblock is unknown [ 54.969183][ T5812] loop5: detected capacity change from 0 to 512 [ 54.984414][ T5827] loop0: detected capacity change from 0 to 512 [ 54.992991][ T5830] loop3: detected capacity change from 0 to 512 [ 54.993763][ T5812] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.015196][ T5830] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.018677][ T5836] loop1: detected capacity change from 0 to 512 [ 55.041201][ T5827] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 55.050978][ T5827] EXT4-fs (loop0): failed to initialize system zone (-117) [ 55.058161][ T5827] EXT4-fs (loop0): mount failed [ 55.064889][ T5848] loop3: detected capacity change from 0 to 517 [ 55.074270][ T5857] loop5: detected capacity change from 0 to 512 [ 55.089039][ T5868] loop0: detected capacity change from 0 to 512 [ 55.090246][ T5871] loop4: detected capacity change from 0 to 512 [ 55.103826][ T5857] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.107182][ T5880] loop1: detected capacity change from 0 to 512 [ 55.123732][ T5878] loop2: detected capacity change from 0 to 512 [ 55.129954][ T5868] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 55.130812][ T5871] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 55.169515][ T5878] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.180173][ T5882] EXT4-fs warning (device loop1): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 55.181156][ T5880] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 55.199682][ T5880] EXT4-fs (loop1): failed to initialize system zone (-117) [ 55.205116][ T5889] loop3: detected capacity change from 0 to 512 [ 55.213463][ T5880] EXT4-fs (loop1): mount failed [ 55.220902][ T5895] loop4: detected capacity change from 0 to 512 [ 55.220966][ T5898] loop0: detected capacity change from 0 to 512 [ 55.233701][ T5895] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 55.240650][ T5889] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.260482][ T5898] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 55.271445][ T5916] loop5: detected capacity change from 0 to 512 [ 55.272781][ T5919] loop1: detected capacity change from 0 to 512 [ 55.289640][ T5919] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 55.290407][ T5907] loop4: detected capacity change from 0 to 519 [ 55.299512][ T5919] EXT4-fs (loop1): group descriptors corrupted! [ 55.312513][ T5925] loop0: detected capacity change from 0 to 512 [ 55.321479][ T5925] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 55.324118][ T5934] loop2: detected capacity change from 0 to 512 [ 55.373806][ T5950] loop1: detected capacity change from 0 to 512 [ 55.374190][ T5951] loop3: detected capacity change from 0 to 512 [ 55.386284][ T5950] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 55.400443][ T5964] loop5: detected capacity change from 0 to 512 [ 55.400608][ T5963] blk_update_request: I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 29 prio class 0 [ 55.407008][ T5958] loop4: detected capacity change from 0 to 512 [ 55.428945][ T5967] loop0: detected capacity change from 0 to 512 [ 55.431416][ T5955] loop2: detected capacity change from 0 to 512 [ 55.446928][ T5951] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/300/file0 supports timestamps until 2038 (0x7fffffff) [ 55.461212][ T5958] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.471674][ T5955] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 55.473024][ T5972] loop1: detected capacity change from 0 to 512 [ 55.490053][ T5955] EXT4-fs (loop2): group descriptors corrupted! [ 55.497707][ T5967] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/271/file0 supports timestamps until 2038 (0x7fffffff) [ 55.555997][ T6007] loop2: detected capacity change from 0 to 512 [ 55.558405][ T5999] loop1: detected capacity change from 0 to 512 [ 55.564344][ T6002] loop5: detected capacity change from 0 to 519 [ 55.570193][ T6005] loop3: detected capacity change from 0 to 512 [ 55.596135][ T5999] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.596763][ T6007] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/315/file0 supports timestamps until 2038 (0x7fffffff) [ 55.643378][ T6046] loop1: detected capacity change from 0 to 512 [ 55.651650][ T6053] loop5: detected capacity change from 0 to 512 [ 55.651788][ T6052] loop0: detected capacity change from 0 to 512 [ 55.664197][ T6048] loop3: detected capacity change from 0 to 512 [ 55.675501][ T6052] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.692772][ T6046] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/323/file0 supports timestamps until 2038 (0x7fffffff) [ 55.694215][ T6071] loop4: detected capacity change from 0 to 512 [ 55.714123][ T6071] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 55.765354][ T6093] loop5: detected capacity change from 0 to 512 [ 55.775743][ T6101] loop0: detected capacity change from 0 to 512 [ 55.789367][ T6093] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 55.809747][ T6128] loop3: detected capacity change from 0 to 512 [ 55.825941][ T6128] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/309/file0 supports timestamps until 2038 (0x7fffffff) [ 55.862248][ T6134] loop2: detected capacity change from 0 to 512 [ 55.869570][ T6136] loop4: detected capacity change from 0 to 512 [ 55.871471][ T6142] loop5: detected capacity change from 0 to 512 [ 55.876043][ T6139] loop1: detected capacity change from 0 to 512 [ 55.892100][ T6139] EXT4-fs (loop1): Magic mismatch, very weird! [ 55.892238][ T6145] loop0: detected capacity change from 0 to 512 [ 55.908962][ T6149] loop4: detected capacity change from 0 to 512 [ 55.913690][ T6142] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/284/file0 supports timestamps until 2038 (0x7fffffff) [ 55.946818][ T6165] loop3: detected capacity change from 0 to 512 [ 55.964106][ T6180] loop2: detected capacity change from 0 to 512 [ 55.964536][ T6172] loop1: detected capacity change from 0 to 512 [ 55.977829][ T6175] loop4: detected capacity change from 0 to 512 [ 56.000789][ T6175] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.004509][ T6165] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/311/file0 supports timestamps until 2038 (0x7fffffff) [ 56.027766][ T6188] loop0: detected capacity change from 0 to 512 [ 56.065529][ T6200] loop1: detected capacity change from 0 to 512 [ 56.074186][ T6204] loop2: detected capacity change from 0 to 512 [ 56.077152][ T6197] loop5: detected capacity change from 0 to 512 [ 56.081805][ T6209] loop4: detected capacity change from 0 to 512 [ 56.106366][ T6197] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/286/file0 supports timestamps until 2038 (0x7fffffff) [ 56.130800][ T6226] loop0: detected capacity change from 0 to 512 [ 56.139154][ T6232] loop3: detected capacity change from 0 to 512 [ 56.141271][ T6229] loop4: detected capacity change from 0 to 512 [ 56.157348][ T6229] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.159209][ T6244] loop2: detected capacity change from 0 to 512 [ 56.174650][ T6244] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 56.183878][ T6244] EXT4-fs (loop2): group descriptors corrupted! [ 56.229861][ T6296] loop4: detected capacity change from 0 to 512 [ 56.238951][ T6300] loop3: detected capacity change from 0 to 512 [ 56.246702][ T6299] loop5: detected capacity change from 0 to 512 [ 56.256969][ T6304] loop1: detected capacity change from 0 to 512 [ 56.264115][ T6308] loop2: detected capacity change from 0 to 512 [ 56.272639][ T6299] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.284876][ T6308] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 56.293146][ T6296] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.304211][ T6304] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/338/file0 supports timestamps until 2038 (0x7fffffff) [ 56.321538][ T6319] loop0: detected capacity change from 0 to 512 [ 56.349103][ T6325] loop4: detected capacity change from 0 to 512 [ 56.350278][ T6329] loop3: detected capacity change from 0 to 512 [ 56.367626][ T6338] EXT4-fs warning (device loop3): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 56.371837][ T6329] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 56.387388][ T6329] EXT4-fs (loop3): failed to initialize system zone (-117) [ 56.394543][ T6329] EXT4-fs (loop3): mount failed [ 56.401239][ T6357] loop1: detected capacity change from 0 to 512 [ 56.403029][ T6355] loop0: detected capacity change from 0 to 518 [ 56.414437][ T6354] blk_update_request: I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 30 prio class 0 [ 56.419134][ T6357] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 56.434613][ T6357] EXT4-fs (loop1): failed to initialize system zone (-117) [ 56.442955][ T6357] EXT4-fs (loop1): mount failed [ 56.470947][ T6371] loop5: detected capacity change from 0 to 512 [ 56.491230][ T6385] loop3: detected capacity change from 0 to 512 [ 56.493422][ T6397] loop1: detected capacity change from 0 to 512 [ 56.506023][ T6385] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 56.515620][ T6397] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.529181][ T6406] loop2: detected capacity change from 0 to 512 [ 56.537325][ T6411] loop5: detected capacity change from 0 to 512 [ 56.544497][ T6411] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 56.555423][ T6406] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.571622][ T6427] loop0: detected capacity change from 0 to 512 [ 56.581782][ T6433] loop3: detected capacity change from 0 to 512 [ 56.588353][ T6427] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 56.610199][ T6439] loop4: detected capacity change from 0 to 512 [ 56.623976][ T6463] loop5: detected capacity change from 0 to 512 [ 56.633690][ T6469] loop1: detected capacity change from 0 to 512 [ 56.635482][ T6475] loop0: detected capacity change from 0 to 512 [ 56.649482][ T6463] EXT4-fs (loop5): Magic mismatch, very weird! [ 56.657155][ T6469] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.705059][ T6515] loop4: detected capacity change from 0 to 512 [ 56.717033][ T6515] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.735729][ T6543] loop5: detected capacity change from 0 to 512 [ 56.745158][ T6543] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.789927][ T6587] loop4: detected capacity change from 0 to 512 [ 56.790016][ T6589] loop0: detected capacity change from 0 to 512 [ 56.810407][ T6601] loop2: detected capacity change from 0 to 512 [ 56.810796][ T6587] EXT4-fs (loop4): Magic mismatch, very weird! [ 56.826329][ T6589] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.827381][ T6607] loop5: detected capacity change from 0 to 512 [ 56.847406][ T6601] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.855508][ T6607] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/303/file0 supports timestamps until 2038 (0x7fffffff) [ 56.887968][ T6642] loop1: detected capacity change from 0 to 512 [ 56.892225][ T6634] loop0: detected capacity change from 0 to 512 [ 56.906206][ T6634] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.948281][ T6665] loop5: detected capacity change from 0 to 512 [ 56.957605][ T6679] loop2: detected capacity change from 0 to 512 [ 56.966861][ T6687] loop4: detected capacity change from 0 to 512 [ 56.973642][ T6666] loop1: detected capacity change from 0 to 512 [ 56.983525][ T6666] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 56.992711][ T6666] EXT4-fs (loop1): group descriptors corrupted! [ 56.995385][ T6687] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/329/file0 supports timestamps until 2038 (0x7fffffff) [ 57.019671][ T6707] loop2: detected capacity change from 0 to 512 [ 57.039292][ T6716] loop0: detected capacity change from 0 to 512 [ 57.063561][ T6734] loop5: detected capacity change from 0 to 512 [ 57.071230][ T6734] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 57.087137][ T6716] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/315/file0 supports timestamps until 2038 (0x7fffffff) [ 57.088147][ T6748] loop4: detected capacity change from 0 to 512 [ 57.107740][ T6748] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 57.117181][ T6748] EXT4-fs (loop4): group descriptors corrupted! [ 57.129944][ T6752] loop1: detected capacity change from 0 to 512 [ 57.139998][ T6763] loop2: detected capacity change from 0 to 512 [ 57.147105][ T6763] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 57.148934][ T6766] loop3: detected capacity change from 0 to 512 [ 57.167915][ T6775] loop5: detected capacity change from 0 to 512 [ 57.175827][ T6778] loop0: detected capacity change from 0 to 512 [ 57.183952][ T6782] loop4: detected capacity change from 0 to 512 [ 57.189549][ T6784] EXT4-fs warning (device loop5): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 57.201882][ T6775] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 57.214983][ T6775] EXT4-fs (loop5): failed to initialize system zone (-117) [ 57.222277][ T6775] EXT4-fs (loop5): mount failed [ 57.224710][ T6799] loop1: detected capacity change from 0 to 512 [ 57.234514][ T6778] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/316/file0 supports timestamps until 2038 (0x7fffffff) [ 57.250132][ T6782] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/332/file0 supports timestamps until 2038 (0x7fffffff) [ 57.266798][ T6799] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/362/file0 supports timestamps until 2038 (0x7fffffff) [ 57.320318][ T6837] loop4: detected capacity change from 0 to 512 [ 57.322220][ T6834] loop5: detected capacity change from 0 to 512 [ 57.329125][ T6839] loop1: detected capacity change from 0 to 512 [ 57.346357][ T6848] loop2: detected capacity change from 0 to 512 [ 57.347558][ T6846] loop0: detected capacity change from 0 to 512 [ 57.361089][ T6846] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 57.381146][ T6846] EXT4-fs (loop0): group descriptors corrupted! [ 57.382894][ T6834] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/312/file0 supports timestamps until 2038 (0x7fffffff) [ 57.402034][ T6839] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 57.411196][ T6837] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/334/file0 supports timestamps until 2038 (0x7fffffff) [ 57.425612][ T6839] EXT4-fs (loop1): group descriptors corrupted! [ 57.430958][ T6863] loop3: detected capacity change from 0 to 512 [ 57.439517][ T6848] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/363/file0 supports timestamps until 2038 (0x7fffffff) [ 57.455004][ T6863] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/359/file0 supports timestamps until 2038 (0x7fffffff) [ 57.477160][ T6873] loop0: detected capacity change from 0 to 512 [ 57.491626][ T6897] loop5: detected capacity change from 0 to 519 [ 57.497046][ T6895] loop4: detected capacity change from 0 to 512 [ 57.506364][ T6896] blk_update_request: I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 57.507841][ T6901] loop1: detected capacity change from 0 to 512 [ 57.526081][ T6895] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 57.528345][ T6910] loop0: detected capacity change from 0 to 512 [ 57.546654][ T6901] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.549545][ T6910] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 57.566160][ T6910] EXT4-fs (loop0): group descriptors corrupted! [ 57.582990][ T6928] loop2: detected capacity change from 0 to 512 [ 57.595842][ T6934] loop5: detected capacity change from 0 to 512 [ 57.596555][ T6932] loop3: detected capacity change from 0 to 512 [ 57.619715][ T6934] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.637140][ T6928] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/366/file0 supports timestamps until 2038 (0x7fffffff) [ 57.662272][ T6973] loop1: detected capacity change from 0 to 512 [ 57.662997][ T6978] loop5: detected capacity change from 0 to 512 [ 57.683721][ T6990] loop0: detected capacity change from 0 to 512 [ 57.686003][ T6973] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/370/file0 supports timestamps until 2038 (0x7fffffff) [ 57.696483][ T6998] loop2: detected capacity change from 0 to 512 [ 57.761653][ T7011] loop3: detected capacity change from 0 to 512 [ 57.765482][ T7017] loop1: detected capacity change from 0 to 512 [ 57.771279][ T7019] loop2: detected capacity change from 0 to 519 [ 57.785800][ T7008] loop4: detected capacity change from 0 to 512 [ 57.796993][ T7022] EXT4-fs warning (device loop1): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 57.800244][ T7026] loop0: detected capacity change from 0 to 512 [ 57.812043][ T7019] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.816507][ T7017] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 57.837678][ T7017] EXT4-fs (loop1): failed to initialize system zone (-117) [ 57.838915][ T7026] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 57.847736][ T7035] loop4: detected capacity change from 0 to 512 [ 57.859747][ T7011] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/367/file0 supports timestamps until 2038 (0x7fffffff) [ 57.861513][ T7038] loop5: detected capacity change from 0 to 512 [ 57.873927][ T7017] EXT4-fs (loop1): mount failed [ 57.933081][ T7051] loop0: detected capacity change from 0 to 512 [ 57.936304][ T7057] loop2: detected capacity change from 0 to 512 [ 57.949269][ T7060] loop3: detected capacity change from 0 to 512 [ 57.957315][ T7068] loop5: detected capacity change from 0 to 512 [ 57.966477][ T7057] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.982631][ T7077] loop4: detected capacity change from 0 to 512 [ 57.983846][ T7080] loop1: detected capacity change from 0 to 512 [ 57.995847][ T7051] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/330/file0 supports timestamps until 2038 (0x7fffffff) [ 58.018311][ T7091] loop2: detected capacity change from 0 to 512 [ 58.020728][ T7088] loop3: detected capacity change from 0 to 512 [ 58.035124][ T7091] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 58.106011][ T7130] loop4: detected capacity change from 0 to 512 [ 58.124782][ T7148] loop0: detected capacity change from 0 to 512 [ 58.135054][ T7130] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 58.155100][ T7148] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 58.202314][ T7173] loop2: detected capacity change from 0 to 512 [ 58.219230][ T7191] loop5: detected capacity change from 0 to 512 [ 58.232417][ T7195] loop1: detected capacity change from 0 to 512 [ 58.259705][ T7212] loop4: detected capacity change from 0 to 512 [ 58.277104][ T7227] loop1: detected capacity change from 0 to 512 [ 58.309211][ T7191] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/333/file0 supports timestamps until 2038 (0x7fffffff) [ 58.314339][ T7227] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 58.342045][ T7234] loop3: detected capacity change from 0 to 512 [ 58.347568][ T7241] loop0: detected capacity change from 0 to 512 [ 58.350798][ T7239] loop2: detected capacity change from 0 to 512 [ 58.363452][ T7241] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 58.367111][ T7244] loop4: detected capacity change from 0 to 512 [ 58.379352][ T7234] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 58.384295][ T7241] EXT4-fs (loop0): group descriptors corrupted! [ 58.396021][ T7244] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 58.411415][ T7262] loop2: detected capacity change from 0 to 519 [ 58.412507][ T7265] loop1: detected capacity change from 0 to 512 [ 58.439657][ T7278] loop5: detected capacity change from 0 to 512 [ 58.440169][ T7280] loop3: detected capacity change from 0 to 512 [ 58.448006][ T7265] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 58.469815][ T7286] loop0: detected capacity change from 0 to 512 [ 58.488655][ T7293] loop3: detected capacity change from 0 to 512 [ 58.489178][ T7299] loop2: detected capacity change from 0 to 519 [ 58.498937][ T7286] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 58.520621][ T7299] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 58.528610][ T7278] ext4 filesystem being mounted at /root/syzkaller-testdir799930612/syzkaller.5X6HnN/338/file0 supports timestamps until 2038 (0x7fffffff) [ 58.529371][ T7293] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/381/file0 supports timestamps until 2038 (0x7fffffff) [ 58.584258][ T7314] loop4: detected capacity change from 0 to 512 [ 58.584898][ T7317] loop1: detected capacity change from 0 to 512 [ 58.622318][ T7338] loop0: detected capacity change from 0 to 512 [ 58.623599][ T7314] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/366/file0 supports timestamps until 2038 (0x7fffffff) [ 58.652638][ T7356] loop2: detected capacity change from 0 to 512 [ 58.652701][ T7351] loop1: detected capacity change from 0 to 512 [ 58.671964][ T7364] loop3: detected capacity change from 0 to 512 [ 58.679914][ T7351] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 58.685035][ T7356] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 58.704791][ T7367] loop5: detected capacity change from 0 to 512 [ 58.715877][ T7367] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 58.733462][ T7382] loop3: detected capacity change from 0 to 512 [ 58.768457][ T7421] loop1: detected capacity change from 0 to 512 [ 58.775813][ T7431] loop0: detected capacity change from 0 to 512 [ 58.790149][ T7421] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 58.823345][ T7463] loop0: detected capacity change from 0 to 512 [ 58.831495][ T7472] loop5: detected capacity change from 0 to 512 [ 58.831676][ T7470] loop1: detected capacity change from 0 to 512 [ 58.839419][ T7475] loop2: detected capacity change from 0 to 512 [ 58.851490][ T7472] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 58.859731][ T7470] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 58.860370][ T7478] loop4: detected capacity change from 0 to 512 [ 58.874481][ T7482] loop3: detected capacity change from 0 to 512 [ 58.878922][ T7475] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/389/file0 supports timestamps until 2038 (0x7fffffff) [ 58.897567][ T7463] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/350/file0 supports timestamps until 2038 (0x7fffffff) [ 58.898483][ T7478] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 58.937227][ T7488] loop1: detected capacity change from 0 to 512 [ 58.953012][ T7498] loop5: detected capacity change from 0 to 512 [ 58.966192][ T7488] ext4 filesystem being mounted at /root/syzkaller-testdir3787381639/syzkaller.4x3hjf/394/file0 supports timestamps until 2038 (0x7fffffff) [ 58.975934][ T7503] loop0: detected capacity change from 0 to 512 [ 58.993282][ T7512] loop2: detected capacity change from 0 to 512 [ 59.001260][ T7482] ext4 filesystem being mounted at /root/syzkaller-testdir800303877/syzkaller.ahc1z7/392/file0 supports timestamps until 2038 (0x7fffffff) [ 59.016486][ T7503] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 59.017888][ T7518] loop4: detected capacity change from 0 to 512 [ 59.032864][ T7498] ------------[ cut here ]------------ [ 59.038517][ T7498] kernel BUG at fs/ext4/super.c:6355! [ 59.055543][ T7498] invalid opcode: 0000 [#1] PREEMPT SMP [ 59.061272][ T7498] CPU: 0 PID: 7498 Comm: syz-executor.5 Not tainted 5.15.137-syzkaller #0 [ 59.068714][ T7518] ext4 filesystem being mounted at /root/syzkaller-testdir274661352/syzkaller.96PIp2/378/file0 supports timestamps until 2038 (0x7fffffff) [ 59.070028][ T7498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 [ 59.095683][ T7498] RIP: 0010:ext4_enable_quotas+0x279/0x2d0 [ 59.101481][ T7498] Code: 4d 8a f1 ff 85 db 0f 84 1f ff ff ff 31 db 48 63 c3 49 8b bc c4 80 01 00 00 48 85 ff 75 c7 89 de 4c 89 e7 e8 49 aa f7 ff eb da <0f> 0b 41 52 45 31 c9 45 31 c0 31 c9 56 ba e0 18 00 00 48 c7 c6 00 [ 59.126021][ T7498] RSP: 0018:ffffc90003fdbc68 EFLAGS: 00010246 [ 59.136751][ T7498] RAX: ffff888115193400 RBX: 0000000000000001 RCX: 0000000000000004 [ 59.145298][ T7498] RDX: 0000000000000001 RSI: ffff88810a858740 RDI: 0000000000000000 [ 59.153273][ T7498] RBP: ffffc90003fdbce0 R08: 0000000000000006 R09: ffff88811502ae80 [ 59.161167][ T7498] R10: 0000000000000001 R11: 0000000000000005 R12: ffff88811481c800 [ 59.169506][ T7498] R13: ffff88810a8586b8 R14: 0000000000000004 R15: 0000000000000009 [ 59.177440][ T7498] FS: 00007f7ea27ff6c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 59.186396][ T7498] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.193046][ T7498] CR2: 0000555556a71858 CR3: 0000000114b82000 CR4: 00000000003506b0 [ 59.201046][ T7498] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.208936][ T7498] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.217358][ T7498] Call Trace: [ 59.221501][ T7498] [ 59.224652][ T7498] ? show_regs.part.0+0x1e/0x20 [ 59.231517][ T7498] ? __die+0x5d/0x9e [ 59.236199][ T7498] ? die+0x2b/0x50 [ 59.239859][ T7498] ? do_trap+0xc2/0x110 [ 59.244022][ T7498] ? do_error_trap+0x69/0x90 [ 59.248801][ T7498] ? ext4_enable_quotas+0x279/0x2d0 [ 59.254193][ T7498] ? exc_invalid_op+0x53/0x70 [ 59.259469][ T7498] ? ext4_enable_quotas+0x279/0x2d0 [ 59.264951][ T7498] ? asm_exc_invalid_op+0x1b/0x20 [ 59.269984][ T7498] ? ext4_enable_quotas+0x279/0x2d0 [ 59.275080][ T7498] ? ext4_enable_quotas+0x156/0x2d0 [ 59.280123][ T7498] ? proc_create_seq_private+0x44/0x50 [ 59.285598][ T7498] ext4_fill_super+0x291b/0x3700 [ 59.290371][ T7498] mount_bdev+0x187/0x1c0 [ 59.294868][ T7498] ? mount_bdev+0x187/0x1c0 [ 59.299285][ T7498] ? ext4_enable_quotas+0x2d0/0x2d0 [ 59.304323][ T7498] ext4_mount+0x10/0x20 [ 59.308666][ T7498] legacy_get_tree+0x26/0x50 [ 59.313089][ T7498] vfs_get_tree+0x1f/0xb0 [ 59.317357][ T7498] path_mount+0x2ff/0xb90 [ 59.321999][ T7498] ? putname+0x50/0x60 [ 59.325964][ T7498] __x64_sys_mount+0x103/0x140 [ 59.330824][ T7498] do_syscall_64+0x35/0xb0 [ 59.335343][ T7498] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 59.341076][ T7498] RIP: 0033:0x7f7ea2c7e1ea [ 59.345603][ T7498] 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 [ 59.365035][ T7498] RSP: 002b:00007f7ea27feee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 59.373367][ T7498] RAX: ffffffffffffffda RBX: 00007f7ea27fef80 RCX: 00007f7ea2c7e1ea [ 59.381205][ T7498] RDX: 00000000200005c0 RSI: 0000000020000000 RDI: 00007f7ea27fef40 [ 59.389273][ T7498] RBP: 00000000200005c0 R08: 00007f7ea27fef80 R09: 0000000000200810 [ 59.397124][ T7498] R10: 0000000000200810 R11: 0000000000000246 R12: 0000000020000000 [ 59.405027][ T7498] R13: 00007f7ea27fef40 R14: 00000000000004da R15: 0000000020001400 [ 59.412913][ T7498] [ 59.415861][ T7498] Modules linked in: [ 59.420711][ T7498] ---[ end trace 6ee50ecc26710bac ]--- [ 59.426247][ T7498] RIP: 0010:ext4_enable_quotas+0x279/0x2d0 [ 59.434378][ T7498] Code: 4d 8a f1 ff 85 db 0f 84 1f ff ff ff 31 db 48 63 c3 49 8b bc c4 80 01 00 00 48 85 ff 75 c7 89 de 4c 89 e7 e8 49 aa f7 ff eb da <0f> 0b 41 52 45 31 c9 45 31 c0 31 c9 56 ba e0 18 00 00 48 c7 c6 00 [ 59.454388][ T7498] RSP: 0018:ffffc90003fdbc68 EFLAGS: 00010246 [ 59.466228][ T7498] RAX: ffff888115193400 RBX: 0000000000000001 RCX: 0000000000000004 [ 59.466283][ T7524] loop2: detected capacity change from 0 to 512 [ 59.475313][ T7498] RDX: 0000000000000001 RSI: ffff88810a858740 RDI: 0000000000000000 [ 59.488949][ T7498] RBP: ffffc90003fdbce0 R08: 0000000000000006 R09: ffff88811502ae80 [ 59.501092][ T7536] loop0: detected capacity change from 0 to 518 [ 59.509696][ T7524] ext4 filesystem being mounted at /root/syzkaller-testdir1727461495/syzkaller.4kYPiw/393/file0 supports timestamps until 2038 (0x7fffffff) [ 59.509926][ T7540] loop4: detected capacity change from 0 to 512 [ 59.533745][ T7498] R10: 0000000000000001 R11: 0000000000000005 R12: ffff88811481c800 [ 59.542567][ T7498] R13: ffff88810a8586b8 R14: 0000000000000004 R15: 0000000000000009 [ 59.550503][ T7498] FS: 00007f7ea27ff6c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 [ 59.559715][ T7498] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.560120][ T7540] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 59.567548][ T7498] CR2: 00007fe50cde2f28 CR3: 0000000114b82000 CR4: 00000000003506a0 [ 59.585369][ T7498] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 2023/10/30 19:09:19 executed programs: 2274 [ 59.587419][ T7536] ext4 filesystem being mounted at /root/syzkaller-testdir3033432591/syzkaller.olZdER/354/file0 supports timestamps until 2038 (0x7fffffff) [ 59.593715][ T7498] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.617167][ T7498] Kernel panic - not syncing: Fatal exception [ 59.623225][ T7498] Kernel Offset: disabled [ 59.627346][ T7498] Rebooting in 86400 seconds..