[ 26.792134][ T45] device veth1_macvtap left promiscuous mode [ 26.798316][ T45] device veth0_vlan left promiscuous mode [ 28.322228][ T45] device bridge_slave_1 left promiscuous mode [ 28.328714][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.336162][ T45] device bridge_slave_0 left promiscuous mode [ 28.342345][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.350011][ T45] device veth1_macvtap left promiscuous mode [ 28.356145][ T45] device veth0_vlan left promiscuous mode [ 36.077507][ T30] kauditd_printk_skb: 30 callbacks suppressed [ 36.077538][ T30] audit: type=1400 audit(1771892368.255:104): avc: denied { write } for pid=378 comm="sftp-server" path="pipe:[16482]" dev="pipefs" ino=16482 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 Warning: Permanently added '10.128.1.97' (ED25519) to the list of known hosts. 2026/02/24 00:19:36 parsed 1 programs Setting up swapspace version 1, size = 127995904 bytes [ 45.362470][ T30] audit: type=1400 audit(1771892377.545:105): avc: denied { unlink } for pid=398 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 45.426381][ T398] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 46.176760][ T30] audit: type=1400 audit(1771892378.355:106): avc: denied { create } for pid=425 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 46.411424][ T30] audit: type=1401 audit(1771892378.585:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 46.505096][ T448] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.512155][ T448] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.519439][ T448] device bridge_slave_0 entered promiscuous mode [ 46.526252][ T448] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.533392][ T448] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.540710][ T448] device bridge_slave_1 entered promiscuous mode [ 46.585858][ T448] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.593141][ T448] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.600401][ T448] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.607624][ T448] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.631553][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.639242][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.646648][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.662168][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.670323][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.677376][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.686009][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.695633][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.702698][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.718135][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.727356][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.747412][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.758161][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.766528][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.774100][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.782474][ T448] device veth0_vlan entered promiscuous mode [ 46.796439][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.805393][ T448] device veth1_macvtap entered promiscuous mode [ 46.814337][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.824311][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/02/24 00:19:39 executed programs: 0 [ 47.138760][ T468] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.146163][ T468] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.153829][ T468] device bridge_slave_0 entered promiscuous mode [ 47.160692][ T468] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.167791][ T468] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.175121][ T468] device bridge_slave_1 entered promiscuous mode [ 47.218464][ T468] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.225533][ T468] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.232816][ T468] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.239928][ T468] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.257051][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.265069][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.272338][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.283536][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.291758][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.298791][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.307815][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.316070][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.323137][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.334443][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.346280][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.358810][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.369635][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.378126][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.385756][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.396186][ T468] device veth0_vlan entered promiscuous mode [ 47.405817][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.414901][ T468] device veth1_macvtap entered promiscuous mode [ 47.424202][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.435110][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.456972][ T479] loop2: detected capacity change from 0 to 16 [ 47.467270][ T479] erofs: (device loop2): mounted with root inode @ nid 36. [ 47.474948][ T30] audit: type=1400 audit(1771892379.655:108): avc: denied { mount } for pid=478 comm="syz.2.17" name="/" dev="loop2" ino=36 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 47.484863][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.506095][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 47.515526][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.525066][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 47.534302][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 47.543572][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 47.552737][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 47.562644][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 47.571898][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 47.581181][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.590698][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 47.600040][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 47.609366][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 47.618663][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.627997][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 47.637409][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 47.646937][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 47.656147][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 47.665536][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 47.674853][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 47.684247][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.693785][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 47.702993][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 47.712314][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 47.721562][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.730999][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 47.740739][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 47.750488][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 47.759836][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 47.769133][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 47.778423][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 47.787756][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.797494][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 47.806784][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 47.815991][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 47.825394][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.834770][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 47.844028][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 47.853310][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 47.862800][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 47.872155][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 47.881395][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 47.890824][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.900292][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 47.909586][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 47.918911][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 47.928085][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.928332][ T45] device bridge_slave_1 left promiscuous mode [ 47.937443][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 47.944027][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.952679][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 47.969163][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 47.969198][ T45] device bridge_slave_0 left promiscuous mode [ 47.978351][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 47.978370][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 47.978384][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 47.978407][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.978440][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 47.985215][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.993910][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 48.047585][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 48.056826][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.056891][ T45] device veth1_macvtap left promiscuous mode [ 48.066169][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 48.072478][ T45] device veth0_vlan left promiscuous mode [ 48.081265][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 48.096077][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 48.105422][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 48.114735][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 48.124096][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 48.133288][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.146296][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 48.155616][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 48.164709][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 48.173959][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.183305][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 48.192420][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 48.201597][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 48.210909][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 48.220105][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 48.229382][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 48.238493][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.247946][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 48.257046][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 48.266239][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 48.275296][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.284842][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 48.294151][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 48.303283][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 48.312322][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 48.321354][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 48.330853][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 48.339993][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.349374][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 48.358520][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 48.367820][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 48.377231][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.386758][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 48.395846][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 48.405003][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 48.414182][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 48.423407][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 48.432788][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 48.442026][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.451551][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 48.460826][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 48.469950][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 48.479064][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.488430][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 48.497523][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 48.506663][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 48.515748][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 48.524920][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 48.533981][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 48.543549][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.552875][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 48.561938][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 48.571141][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 48.580397][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.589957][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 48.599046][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 48.608156][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 48.617415][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 48.626571][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 48.635644][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 48.644730][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.654039][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 48.663109][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 48.672191][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 45 @ nid 36 [ 48.681224][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 48.690355][ T479] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 48.700141][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 48.709504][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.718848][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 48.727953][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 38 @ nid 36 [ 48.737040][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 37 @ nid 36 [ 48.746329][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 48.755392][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.764840][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 48.774238][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 48.783498][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 48.792613][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 48.801660][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 29 @ nid 36 [ 48.810861][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 28 @ nid 36 [ 48.819940][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 27 @ nid 36 [ 48.828988][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 48.838054][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 48.847327][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.856666][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 48.865722][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 48.874876][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 48.884059][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.893400][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 48.902631][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 48.911856][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 48.921171][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 18 @ nid 36 [ 48.930298][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 48.939873][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 48.949212][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.958517][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 48.967576][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 48.976616][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 13 @ nid 36 [ 48.985685][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 48.994863][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 9 @ nid 36 [ 49.003953][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 49.013011][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 49.022188][ T479] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.031468][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 49.040714][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 49.049664][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 49.058712][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 36 [ 49.067705][ T479] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 49.077345][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 49.086326][ T479] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 49.095977][ T479] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 49.105073][ T479] attempt to access beyond end of device [ 49.105073][ T479] loop2: rw=524288, want=720, limit=16 [ 49.116059][ T479] attempt to access beyond end of device [ 49.116059][ T479] loop2: rw=524288, want=525144, limit=16 [ 49.127302][ T479] attempt to access beyond end of device [ 49.127302][ T479] loop2: rw=524288, want=72, limit=16 [ 49.138325][ T479] attempt to access beyond end of device [ 49.138325][ T479] loop2: rw=524288, want=1183600, limit=16 [ 49.149660][ T479] attempt to access beyond end of device [ 49.149660][ T479] loop2: rw=524288, want=1048976, limit=16 [ 49.160984][ T479] attempt to access beyond end of device [ 49.160984][ T479] loop2: rw=524288, want=672, limit=16 [ 49.171961][ T479] attempt to access beyond end of device [ 49.171961][ T479] loop2: rw=524288, want=3670472, limit=16 [ 49.183374][ T479] attempt to access beyond end of device [ 49.183374][ T479] loop2: rw=524288, want=790384, limit=16 [ 49.194621][ T479] attempt to access beyond end of device [ 49.194621][ T479] loop2: rw=524288, want=14425508768, limit=16 [ 49.206578][ T479] BUG: scheduling while atomic: syz.2.17/479/0x00000002 [ 49.206729][ T48] erofs: (device loop2): z_erofs_lz4_decompress_mem: failed to decompress -18 in[3072, 1024] out[3984] [ 49.213553][ T479] Modules linked in: [ 49.213565][ T479] Preemption disabled at: [ 49.228473][ T479] [] z_erofs_reload_indexes+0x1d0/0x410 [ 49.240013][ T479] CPU: 1 PID: 479 Comm: syz.2.17 Not tainted syzkaller #0 [ 49.247121][ T479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 49.247132][ T479] Call Trace: [ 49.247137][ T479] [ 49.260723][ T479] __dump_stack+0x21/0x30 [ 49.268079][ T479] dump_stack_lvl+0x110/0x170 [ 49.272771][ T479] ? show_regs_print_info+0x20/0x20 [ 49.277984][ T479] ? z_erofs_reload_indexes+0x1d0/0x410 [ 49.283618][ T479] dump_stack+0x15/0x20 [ 49.287778][ T479] __schedule_bug+0x180/0x230 [ 49.292454][ T479] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 49.292474][ T479] __schedule+0xc30/0x14c0 [ 49.292493][ T479] ? release_firmware_map_entry+0x190/0x190 [ 49.292510][ T479] ? task_work_add+0x1b2/0x1e0 [ 49.292526][ T479] schedule+0x11e/0x1e0 [ 49.292541][ T479] exit_to_user_mode_loop+0x50/0xe0 [ 49.292559][ T479] exit_to_user_mode_prepare+0x87/0xd0 [ 49.302337][ T479] syscall_exit_to_user_mode+0x1a/0x30 [ 49.302367][ T479] do_syscall_64+0x58/0xa0 [ 49.313006][ T479] ? clear_bhb_loop+0x50/0xa0 [ 49.313032][ T479] ? clear_bhb_loop+0x50/0xa0 [ 49.313048][ T479] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 49.322386][ T479] RIP: 0033:0x7fe02d8eeef9 [ 49.322405][ T479] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 49.322419][ T479] RSP: 002b:00007fe02d753028 EFLAGS: 00000246 [ 49.333485][ T479] ORIG_RAX: 00000000000000dd [ 49.333496][ T479] RAX: 0000000000000000 RBX: 00007fe02db59fa0 RCX: 00007fe02d8eeef9 [ 49.333508][ T479] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 49.342569][ T479] RBP: 00007fe02d983ee0 R08: 0000000000000000 R09: 0000000000000000 [ 49.342581][ T479] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 49.342590][ T479] R13: 00007fe02db5a038 R14: 00007fe02db59fa0 R15: 00007ffe9ae50fd8 [ 49.342605][ T479] [ 49.487438][ T481] loop2: detected capacity change from 0 to 16 [ 49.645878][ T481] erofs: (device loop2): mounted with root inode @ nid 36. [ 49.655820][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.668033][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 49.677388][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.686714][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 49.696553][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 49.706147][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 49.715401][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 49.724624][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 49.733756][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 49.743284][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.752788][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 49.762017][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 49.771136][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 49.780436][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.789827][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 49.799162][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 49.808583][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 49.817838][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 49.827179][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 49.836411][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 49.845726][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.855049][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 49.864419][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 49.873655][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 49.882908][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.892208][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 49.901336][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 49.910483][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 49.919621][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 49.928749][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 49.937882][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 49.947043][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.956401][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 49.965643][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 49.975023][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 49.984373][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.993776][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 50.002990][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 50.012169][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 50.021325][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 50.030454][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 50.039814][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 50.048958][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.058299][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 50.067422][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 50.076552][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 50.085670][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.094981][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 50.104150][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 50.113291][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 50.122868][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 50.132152][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 50.141285][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 50.150414][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.159891][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 50.169019][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 50.178148][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 50.187186][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.196578][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 50.205753][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 50.214868][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 50.223928][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 50.233056][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 50.242215][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 50.251255][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.260589][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 50.269640][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 50.278696][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 50.288093][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.297414][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 50.306474][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 50.315604][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 50.324908][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 50.333974][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 50.343453][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 50.352746][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.362205][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 50.371271][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 50.380332][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 50.389392][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.398711][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 50.408034][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 50.417198][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 50.426237][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 50.435283][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 50.444320][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 50.453349][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.462668][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 50.471788][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 50.480924][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 50.489974][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.499294][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 50.508950][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 50.518075][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 50.527260][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 50.536435][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 50.545555][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 50.554585][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.563987][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 50.573028][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 50.582130][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 50.591261][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.600734][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 50.609847][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 50.619003][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 50.628233][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 50.637276][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 50.646338][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 50.655387][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.664709][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 50.673796][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 50.683667][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 50.692720][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.702195][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 50.711205][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 50.720236][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 50.729272][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 50.738309][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 50.747436][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 50.756459][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.765923][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 50.774952][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 50.783988][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 45 @ nid 36 [ 50.793112][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 50.802230][ T481] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 50.811948][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 50.821004][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.830387][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 50.839452][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 38 @ nid 36 [ 50.848635][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 37 @ nid 36 [ 50.857723][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 50.866770][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.876074][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 50.885313][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 50.894532][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 50.903566][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 50.912726][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 29 @ nid 36 [ 50.921802][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 28 @ nid 36 [ 50.930828][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 27 @ nid 36 [ 50.939879][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 50.949202][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 50.958254][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.967555][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 50.976855][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 50.985903][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 50.995074][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.004419][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 51.013473][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 51.022520][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 51.031553][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 18 @ nid 36 [ 51.040627][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 51.049697][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 51.058968][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.068274][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 51.077313][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 51.086431][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 13 @ nid 36 [ 51.095608][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 51.104911][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 9 @ nid 36 [ 51.113884][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 51.123034][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 51.132078][ T481] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.141399][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 51.150388][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 51.159341][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 51.168406][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 36 [ 51.177488][ T481] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 51.187140][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 51.196142][ T481] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 51.205893][ T481] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 51.214895][ T481] attempt to access beyond end of device [ 51.214895][ T481] loop2: rw=524288, want=720, limit=16 [ 51.226151][ T481] BUG: scheduling while atomic: syz.2.18/481/0x00000002 [ 51.226261][ T48] erofs: (device loop2): z_erofs_lz4_decompress_mem: failed to decompress -18 in[3072, 1024] out[3984] [ 51.233220][ T481] Modules linked in: [ 51.248233][ T481] Preemption disabled at: [ 51.248241][ T481] [] z_erofs_reload_indexes+0x1d0/0x410 [ 51.259688][ T481] CPU: 1 PID: 481 Comm: syz.2.18 Tainted: G W syzkaller #0 [ 51.268194][ T481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 51.268210][ T481] Call Trace: [ 51.268217][ T481] [ 51.268224][ T481] __dump_stack+0x21/0x30 [ 51.281576][ T481] dump_stack_lvl+0x110/0x170 [ 51.288814][ T481] ? show_regs_print_info+0x20/0x20 [ 51.298756][ T481] ? z_erofs_reload_indexes+0x1d0/0x410 [ 51.304307][ T481] dump_stack+0x15/0x20 [ 51.308587][ T481] __schedule_bug+0x180/0x230 [ 51.308613][ T481] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 51.318581][ T481] __schedule+0xc30/0x14c0 [ 51.323003][ T481] ? release_firmware_map_entry+0x190/0x190 [ 51.329022][ T481] ? task_work_add+0x1b2/0x1e0 [ 51.333848][ T481] schedule+0x11e/0x1e0 [ 51.333871][ T481] exit_to_user_mode_loop+0x50/0xe0 [ 51.333890][ T481] exit_to_user_mode_prepare+0x87/0xd0 [ 51.343231][ T481] syscall_exit_to_user_mode+0x1a/0x30 [ 51.343253][ T481] do_syscall_64+0x58/0xa0 [ 51.354138][ T481] ? clear_bhb_loop+0x50/0xa0 [ 51.354154][ T481] ? clear_bhb_loop+0x50/0xa0 [ 51.363559][ T481] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 51.363581][ T481] RIP: 0033:0x7fe02d8eeef9 [ 51.363597][ T481] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 51.363612][ T481] RSP: 002b:00007fe02d753028 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd [ 51.363633][ T481] RAX: 0000000000000000 RBX: 00007fe02db59fa0 RCX: 00007fe02d8eeef9 [ 51.363645][ T481] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 51.363655][ T481] RBP: 00007fe02d983ee0 R08: 0000000000000000 R09: 0000000000000000 [ 51.363666][ T481] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 51.363678][ T481] R13: 00007fe02db5a038 R14: 00007fe02db59fa0 R15: 00007ffe9ae50fd8 [ 51.363694][ T481] [ 51.526929][ T483] loop2: detected capacity change from 0 to 16 [ 51.642311][ T483] erofs: (device loop2): mounted with root inode @ nid 36. [ 51.651317][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.660719][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 51.670220][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.679706][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 51.689063][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 51.698236][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 51.707508][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 51.716668][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 51.725796][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 51.735027][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.744329][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 51.753471][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 51.762698][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 51.771818][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.781103][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 51.790222][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 51.799345][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 51.808547][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 51.817674][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 51.826793][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 51.835931][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.845308][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 51.854984][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 51.864154][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 51.873286][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.882801][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 51.891946][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 51.901280][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 51.910437][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 51.919574][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 51.928724][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 51.937871][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.947266][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 51.956397][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 51.965516][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 51.974635][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.983941][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 51.993080][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 52.002210][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 52.011404][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 52.020521][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 52.029641][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 52.038766][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.048283][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 52.057414][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 52.066558][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 52.075711][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.085026][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 52.094166][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 52.103283][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 52.112410][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 52.121871][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 52.131174][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 52.140342][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.149642][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 52.158880][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 52.168003][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 52.177165][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.186481][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 52.195516][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 52.204654][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 52.213694][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 52.222729][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 52.231875][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 52.240895][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.250189][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 52.259397][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 52.268477][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 52.277527][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.286867][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 52.296057][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 52.305207][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 52.314360][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 52.323553][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 52.332730][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 52.341811][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.351256][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 52.360351][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 52.369511][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 52.378735][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.388057][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 52.397128][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 52.406183][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 52.415295][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 52.424491][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 52.433520][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 52.442895][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.452190][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 52.461316][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 52.470481][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 52.479703][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.489164][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 52.498227][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 52.507266][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 52.516500][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 52.525558][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 52.534603][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 52.543758][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.553247][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 52.562310][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 52.571339][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 52.580483][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.589843][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 52.598969][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 52.608430][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 52.617695][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 52.627374][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 52.636587][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 52.645656][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.654967][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 52.664020][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 52.673082][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 52.682265][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.691685][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 52.700871][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 52.710023][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 52.719071][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 52.728164][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 52.737279][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 52.746336][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.755638][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 52.764858][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 52.773944][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 45 @ nid 36 [ 52.783087][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 52.792161][ T483] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 52.801823][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 52.810850][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.820165][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 52.829438][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 38 @ nid 36 [ 52.838473][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 37 @ nid 36 [ 52.847617][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 52.856698][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.866004][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 52.875231][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 52.884268][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 52.893430][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 52.902672][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 29 @ nid 36 [ 52.911686][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 28 @ nid 36 [ 52.920894][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 27 @ nid 36 [ 52.930147][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 52.939675][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 52.948854][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.958221][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 52.967366][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 52.976432][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 52.985620][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.995174][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 53.004327][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 53.013384][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 53.022502][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 18 @ nid 36 [ 53.031622][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 53.040660][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 53.049782][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.059084][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 53.068143][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 53.077327][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 13 @ nid 36 [ 53.086508][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 53.095682][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 9 @ nid 36 [ 53.104724][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 53.113680][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 53.122664][ T483] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.132140][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 53.141082][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 53.150154][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 53.159134][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 36 [ 53.168143][ T483] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 53.177803][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 53.186774][ T483] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 53.196432][ T483] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 53.205610][ T483] BUG: scheduling while atomic: syz.2.19/483/0x00000002 [ 53.205715][ T48] erofs: (device loop2): z_erofs_lz4_decompress_mem: failed to decompress -18 in[3072, 1024] out[3984] [ 53.212656][ T483] Modules linked in: [ 53.227578][ T483] Preemption disabled at: [ 53.227585][ T483] [] z_erofs_reload_indexes+0x1d0/0x410 [ 53.239286][ T483] CPU: 1 PID: 483 Comm: syz.2.19 Tainted: G W syzkaller #0 [ 53.247807][ T483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 53.247818][ T483] Call Trace: [ 53.247824][ T483] [ 53.247831][ T483] __dump_stack+0x21/0x30 [ 53.261152][ T483] dump_stack_lvl+0x110/0x170 [ 53.268513][ T483] ? show_regs_print_info+0x20/0x20 [ 53.278611][ T483] ? z_erofs_reload_indexes+0x1d0/0x410 [ 53.284160][ T483] dump_stack+0x15/0x20 [ 53.288320][ T483] __schedule_bug+0x180/0x230 [ 53.293093][ T483] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 53.293112][ T483] __schedule+0xc30/0x14c0 [ 53.302793][ T483] ? release_firmware_map_entry+0x190/0x190 [ 53.308686][ T483] ? task_work_add+0x1b2/0x1e0 [ 53.313462][ T483] schedule+0x11e/0x1e0 [ 53.317621][ T483] exit_to_user_mode_loop+0x50/0xe0 [ 53.322819][ T483] exit_to_user_mode_prepare+0x87/0xd0 [ 53.328277][ T483] syscall_exit_to_user_mode+0x1a/0x30 [ 53.333821][ T483] do_syscall_64+0x58/0xa0 [ 53.338245][ T483] ? clear_bhb_loop+0x50/0xa0 [ 53.338262][ T483] ? clear_bhb_loop+0x50/0xa0 [ 53.347587][ T483] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.353487][ T483] RIP: 0033:0x7fe02d8eeef9 [ 53.353504][ T483] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 53.353518][ T483] RSP: 002b:00007fe02d753028 EFLAGS: 00000246 [ 53.377699][ T483] ORIG_RAX: 00000000000000dd [ 53.377708][ T483] RAX: 0000000000000000 RBX: 00007fe02db59fa0 RCX: 00007fe02d8eeef9 2026/02/24 00:19:45 executed programs: 5 [ 53.377722][ T483] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 53.388448][ T483] RBP: 00007fe02d983ee0 R08: 0000000000000000 R09: 0000000000000000 [ 53.404545][ T483] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 53.404558][ T483] R13: 00007fe02db5a038 R14: 00007fe02db59fa0 R15: 00007ffe9ae50fd8 [ 53.404572][ T483] [ 53.486728][ T485] loop2: detected capacity change from 0 to 16 [ 53.493678][ T485] erofs: (device loop2): mounted with root inode @ nid 36. [ 53.503035][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.512630][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 53.521809][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.531192][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 53.540394][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 53.549888][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 53.559238][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 53.568401][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 53.577758][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 53.586967][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.596565][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 53.605783][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 53.614903][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 53.624209][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.633514][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 53.643122][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 53.652272][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 53.661397][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 53.670620][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 53.679851][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 53.688987][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.698295][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 53.707427][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 53.716904][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 53.726315][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.735669][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 53.744909][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 53.754162][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 53.763286][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 53.772458][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 53.781572][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 53.790712][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.800130][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 53.809279][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 53.818410][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 53.827545][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.836838][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 53.845968][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 53.855190][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 53.864322][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 53.873541][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 53.882979][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 53.892130][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.901404][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 53.910547][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 53.919678][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 53.928816][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.938128][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 53.947286][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 53.956528][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 53.965664][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 53.974820][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 53.984340][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 53.993500][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.002798][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 54.011968][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 54.021249][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 54.030313][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.039744][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 54.048799][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 54.057873][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 54.066925][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 54.075965][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 54.085124][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 54.094187][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.103478][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 54.112652][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 54.121678][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 54.130730][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.140051][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 54.149126][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 54.158164][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 54.167434][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 54.176485][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 54.185526][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 54.194783][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.204367][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 54.213479][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 54.223114][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 54.232278][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.241565][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 54.250626][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 54.259677][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 54.268702][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 54.277734][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 54.286772][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 54.295830][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.305152][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 54.314173][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 54.323208][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 54.332264][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.341554][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 54.350760][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 54.359911][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 54.368986][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 54.378115][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 54.387170][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 54.396320][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.405631][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 54.414774][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 54.423910][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 54.433079][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.442539][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 54.451641][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 54.460759][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 54.469798][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 54.478928][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 54.488082][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 54.497221][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.506991][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 54.516176][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 54.525344][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 54.534410][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.543800][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 54.552880][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 54.562031][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 54.571303][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 54.580441][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 54.589500][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 54.598925][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.608481][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 54.617562][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 54.626714][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 45 @ nid 36 [ 54.635767][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 54.644898][ T485] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 54.654546][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 54.663611][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.673425][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 54.682541][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 38 @ nid 36 [ 54.691575][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 37 @ nid 36 [ 54.700621][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 54.709668][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.719307][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 54.728352][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 54.737383][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 54.746438][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 54.755544][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 29 @ nid 36 [ 54.764692][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 28 @ nid 36 [ 54.773847][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 27 @ nid 36 [ 54.782884][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 54.791928][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 54.800949][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.810239][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 54.819295][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 54.828328][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 54.837371][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.846659][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 54.855705][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 54.864737][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 54.873775][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 18 @ nid 36 [ 54.882807][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 54.891874][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 54.900997][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.910297][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 54.919504][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 54.928571][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 13 @ nid 36 [ 54.937609][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 54.946667][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 9 @ nid 36 [ 54.955814][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 54.964771][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 54.973815][ T485] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.983114][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 54.992067][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 55.000984][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 55.009919][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 36 [ 55.018907][ T485] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 55.028633][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 55.037592][ T485] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 55.047313][ T485] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 55.056308][ T485] handle_bad_sector: 17 callbacks suppressed [ 55.056319][ T485] attempt to access beyond end of device [ 55.056319][ T485] loop2: rw=524288, want=720, limit=16 [ 55.073278][ T485] attempt to access beyond end of device [ 55.073278][ T485] loop2: rw=524288, want=525144, limit=16 [ 55.084512][ T485] attempt to access beyond end of device [ 55.084512][ T485] loop2: rw=524288, want=72, limit=16 [ 55.095496][ T485] attempt to access beyond end of device [ 55.095496][ T485] loop2: rw=524288, want=1183600, limit=16 [ 55.106813][ T485] attempt to access beyond end of device [ 55.106813][ T485] loop2: rw=524288, want=1048976, limit=16 [ 55.118485][ T485] attempt to access beyond end of device [ 55.118485][ T485] loop2: rw=524288, want=672, limit=16 [ 55.129587][ T485] attempt to access beyond end of device [ 55.129587][ T485] loop2: rw=524288, want=3670472, limit=16 [ 55.140968][ T485] attempt to access beyond end of device [ 55.140968][ T485] loop2: rw=524288, want=790384, limit=16 [ 55.152212][ T485] attempt to access beyond end of device [ 55.152212][ T485] loop2: rw=524288, want=14425508768, limit=16 [ 55.163932][ T485] BUG: scheduling while atomic: syz.2.20/485/0x00000002 [ 55.164037][ T48] erofs: (device loop2): z_erofs_lz4_decompress_mem: failed to decompress -18 in[3072, 1024] out[3984] [ 55.170868][ T485] Modules linked in: [ 55.170880][ T485] Preemption disabled at: [ 55.170884][ T485] [] z_erofs_reload_indexes+0x1d0/0x410 [ 55.185808][ T485] CPU: 1 PID: 485 Comm: syz.2.20 Tainted: G W syzkaller #0 [ 55.197212][ T485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 55.197223][ T485] Call Trace: [ 55.197229][ T485] [ 55.197236][ T485] __dump_stack+0x21/0x30 [ 55.215846][ T485] dump_stack_lvl+0x110/0x170 [ 55.222412][ T485] ? show_regs_print_info+0x20/0x20 [ 55.231518][ T485] ? z_erofs_reload_indexes+0x1d0/0x410 [ 55.242233][ T485] dump_stack+0x15/0x20 [ 55.242252][ T485] __schedule_bug+0x180/0x230 [ 55.242267][ T485] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 55.251185][ T485] __schedule+0xc30/0x14c0 [ 55.260925][ T485] ? release_firmware_map_entry+0x190/0x190 [ 55.266830][ T485] ? task_work_add+0x1b2/0x1e0 [ 55.271593][ T485] schedule+0x11e/0x1e0 [ 55.275749][ T485] exit_to_user_mode_loop+0x50/0xe0 [ 55.280949][ T485] exit_to_user_mode_prepare+0x87/0xd0 [ 55.286413][ T485] syscall_exit_to_user_mode+0x1a/0x30 [ 55.291887][ T485] do_syscall_64+0x58/0xa0 [ 55.291917][ T485] ? clear_bhb_loop+0x50/0xa0 [ 55.291934][ T485] ? clear_bhb_loop+0x50/0xa0 [ 55.291949][ T485] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 55.301022][ T485] RIP: 0033:0x7fe02d8eeef9 [ 55.311661][ T485] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 55.335780][ T485] RSP: 002b:00007fe02d753028 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd [ 55.344219][ T485] RAX: 0000000000000000 RBX: 00007fe02db59fa0 RCX: 00007fe02d8eeef9 [ 55.344233][ T485] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 55.344244][ T485] RBP: 00007fe02d983ee0 R08: 0000000000000000 R09: 0000000000000000 [ 55.360169][ T485] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 55.376093][ T485] R13: 00007fe02db5a038 R14: 00007fe02db59fa0 R15: 00007ffe9ae50fd8 [ 55.376119][ T485] [ 55.437076][ T487] loop2: detected capacity change from 0 to 16 [ 55.537193][ T487] erofs: (device loop2): mounted with root inode @ nid 36. [ 55.546134][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.555576][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 55.564748][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.574306][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 55.583479][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 55.592693][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 55.601834][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 55.610934][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 55.620251][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 55.629391][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.638774][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 55.647923][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 55.657053][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 55.666171][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.675502][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 55.684709][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 55.693836][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 55.703401][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 55.712594][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 55.721751][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 55.730852][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.740156][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 55.749382][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 55.758501][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 55.767638][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.777138][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 55.786290][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 55.795413][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 55.804538][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 55.813654][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 55.822781][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 55.831901][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.841182][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 55.850436][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 55.859592][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 55.868739][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.878050][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 55.887267][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 55.896405][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 55.905717][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 55.914938][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 55.924082][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 55.933210][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.942642][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 55.951872][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 55.960977][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 55.970516][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.979853][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 55.989185][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 55.998308][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 56.007454][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 56.016711][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 56.025838][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 56.034961][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.044422][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 56.053545][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 56.062672][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 56.071725][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.081007][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 56.090045][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 56.099113][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 56.108145][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 56.117183][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 56.126220][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 56.135258][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.144634][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 56.153858][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 56.162894][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 56.172032][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.181553][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 56.190590][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 56.199731][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 56.208896][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 56.217928][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 56.227000][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 56.236124][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.245575][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 56.254610][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 56.263714][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 56.272772][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.282100][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 56.291127][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 56.300170][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 56.309297][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 56.318479][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 56.327538][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 56.336838][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.346525][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 56.355665][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 56.364871][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 56.373933][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.383252][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 56.392288][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 56.401317][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 56.410362][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 56.419539][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 56.428699][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 56.437834][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.447491][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 56.456868][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 56.466264][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 56.475396][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.484772][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 56.493826][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 56.503006][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 56.512079][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 56.521141][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 56.530355][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 56.539454][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.549069][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 56.558253][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 56.567399][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 56.576587][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.585917][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 56.595083][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 56.604250][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 56.613391][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 56.622569][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 56.631840][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 56.641007][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.650444][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 56.659676][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 56.668735][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 45 @ nid 36 [ 56.677776][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 56.686833][ T487] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 56.696481][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 56.705645][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.714962][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 56.724043][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 38 @ nid 36 [ 56.733102][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 37 @ nid 36 [ 56.742158][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 56.751180][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.760466][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 56.769507][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 56.778530][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 56.787586][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 56.796643][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 29 @ nid 36 [ 56.805690][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 28 @ nid 36 [ 56.814824][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 27 @ nid 36 [ 56.823949][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 56.832974][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 56.842018][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.851309][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 56.860466][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 56.869519][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 56.878740][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.888123][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 56.897151][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 56.906275][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 56.915303][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 18 @ nid 36 [ 56.924389][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 56.933535][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 56.942579][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.951864][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 56.960971][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 56.970115][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 13 @ nid 36 [ 56.979237][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 56.988380][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 9 @ nid 36 [ 56.997426][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 57.006403][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 57.015709][ T487] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.025021][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 57.034080][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 57.043049][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 57.052011][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 36 [ 57.060949][ T487] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 57.070598][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 57.079545][ T487] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 57.089180][ T487] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 57.098157][ T487] attempt to access beyond end of device [ 57.098157][ T487] loop2: rw=524288, want=720, limit=16 [ 57.109328][ T487] note: syz.2.21[487] exited with preempt_count 1 [ 57.109424][ T49] erofs: (device loop2): z_erofs_lz4_decompress_mem: failed to decompress -18 in[3072, 1024] out[3984] [ 57.176925][ T489] loop2: detected capacity change from 0 to 16 [ 57.266911][ T489] erofs: (device loop2): mounted with root inode @ nid 36. [ 57.275817][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.285194][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 57.294533][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.304209][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 57.313363][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 57.322582][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 57.331727][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 57.340946][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 57.350178][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 57.359332][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.368740][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 57.377890][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 57.387193][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 57.396624][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.405953][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 57.415108][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 57.424352][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 57.433577][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 57.442928][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 57.452157][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 57.461373][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.470709][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 57.479926][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 57.489102][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 57.498231][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.507550][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 57.516767][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 57.525912][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 57.535230][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 57.544378][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 57.553514][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 57.562738][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.572227][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 57.581431][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 57.590601][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 57.599768][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.609111][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 57.618261][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 57.627420][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 57.636641][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 57.645904][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 57.655061][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 57.664209][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.673705][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 57.682845][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 57.692080][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 57.701276][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.710568][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 57.719705][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 57.728980][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 57.738203][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 57.747337][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 57.756463][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 57.765580][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.774963][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 57.784083][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 57.793208][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 57.802261][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.811550][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 57.820708][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 57.829750][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 57.838866][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 57.847905][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 57.857039][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 57.866077][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.875366][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 57.884432][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 57.893627][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 57.902683][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.912145][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 57.921179][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 57.930215][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 57.939417][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 57.948464][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 57.957735][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 57.966896][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.976207][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 57.985288][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 57.994454][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 58.003517][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.012837][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 58.022139][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 58.031176][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 58.040229][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 58.049303][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 58.058461][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 58.067611][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.076925][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 58.085985][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 58.095257][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 58.104406][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.113813][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 58.123382][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 58.132446][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 58.141564][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 58.150627][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 58.159673][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 58.168786][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.178107][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 58.187139][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 58.196173][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 58.205202][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.214615][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 58.223644][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 58.232688][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 58.241824][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 58.250932][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 58.259966][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 58.269113][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.278397][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 58.287496][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 58.296590][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 58.305722][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.315008][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 58.324097][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 58.333150][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 58.342287][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 58.351427][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 58.360498][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 58.369570][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.378911][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 58.388089][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 58.397152][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 45 @ nid 36 [ 58.406205][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 58.415238][ T489] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 58.424970][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 58.434051][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.443464][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 58.452532][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 38 @ nid 36 [ 58.461553][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 37 @ nid 36 [ 58.470634][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 58.479710][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.489290][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 58.498586][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 58.507635][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 58.516687][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 58.525735][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 29 @ nid 36 [ 58.534772][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 28 @ nid 36 [ 58.543801][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 27 @ nid 36 [ 58.553012][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 58.562261][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 58.571296][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.580973][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 58.590475][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 58.599606][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 58.608773][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.618278][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 58.627348][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 58.636396][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 58.645567][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 18 @ nid 36 [ 58.654627][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 58.663746][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 58.672877][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.682311][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 58.691520][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 58.700548][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 13 @ nid 36 [ 58.709674][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 58.718722][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 9 @ nid 36 [ 58.727664][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 58.736607][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 58.745568][ T489] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.755088][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 58.764078][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 58.773038][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 58.782087][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 36 [ 58.791036][ T489] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 58.800702][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 58.809772][ T489] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 2026/02/24 00:19:51 executed programs: 8 [ 58.819417][ T489] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 58.828562][ T489] note: syz.2.22[489] exited with preempt_count 1 [ 58.828661][ T48] erofs: (device loop2): z_erofs_lz4_decompress_mem: failed to decompress -18 in[3072, 1024] out[3984] [ 58.887246][ T491] loop2: detected capacity change from 0 to 16 [ 58.925423][ T491] erofs: (device loop2): mounted with root inode @ nid 36. [ 58.934326][ T491] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.943948][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 58.953160][ T491] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 58.962585][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 58.971679][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 58.981013][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 58.990252][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 58.999618][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 59.009183][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 59.018324][ T491] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 59.027620][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 59.036747][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 59.045947][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 59.055182][ T491] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 59.064559][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 59.073685][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 59.082823][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 59.091944][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 59.101032][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 59.110149][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 59.119281][ T491] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 59.128672][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 59.138013][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 59.147132][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 59.156242][ T491] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 59.165536][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 59.174665][ T491] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36