Warning: Permanently added '10.128.1.196' (ED25519) to the list of known hosts. 2025/11/07 08:43:42 parsed 1 programs [ 44.058513][ T30] audit: type=1400 audit(1762505023.009:105): avc: denied { unlink } for pid=395 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" [ 44.162732][ T395] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 44.736342][ T412] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.743475][ T412] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.750893][ T412] device bridge_slave_0 entered promiscuous mode [ 44.758230][ T412] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.765251][ T412] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.772627][ T412] device bridge_slave_1 entered promiscuous mode [ 44.805072][ T412] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.812134][ T412] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.819477][ T412] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.826609][ T412] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.842566][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.850107][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.857205][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.866107][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.874229][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.881341][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.890328][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.898503][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.905513][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.916292][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.925451][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.937426][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.949261][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.957115][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.964557][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.973569][ T412] device veth0_vlan entered promiscuous mode [ 44.982174][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.990926][ T412] device veth1_macvtap entered promiscuous mode [ 44.999280][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.009705][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.211953][ T30] audit: type=1401 audit(1762505024.159:106): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" 2025/11/07 08:43:44 executed programs: 0 [ 45.569883][ T461] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.577107][ T461] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.584534][ T461] device bridge_slave_0 entered promiscuous mode [ 45.595783][ T461] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.603142][ T461] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.610512][ T461] device bridge_slave_1 entered promiscuous mode [ 45.641583][ T45] device bridge_slave_1 left promiscuous mode [ 45.647705][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.655180][ T45] device bridge_slave_0 left promiscuous mode [ 45.661418][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.669369][ T45] device veth1_macvtap left promiscuous mode [ 45.675439][ T45] device veth0_vlan left promiscuous mode [ 45.759279][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.766722][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.775080][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.783813][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.792007][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.799044][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.806607][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.815816][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.824270][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.832680][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.839717][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.850849][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.859642][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.871833][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.882484][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.890539][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.897856][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.905830][ T461] device veth0_vlan entered promiscuous mode [ 45.914704][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.924128][ T461] device veth1_macvtap entered promiscuous mode [ 45.932585][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.942454][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.968597][ T472] loop2: detected capacity change from 0 to 16 [ 45.989322][ T472] erofs: (device loop2): mounted with root inode @ nid 36. [ 45.996676][ T30] audit: type=1400 audit(1762505024.939:107): avc: denied { mount } for pid=471 comm="syz.2.16" name="/" dev="loop2" ino=36 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 46.005456][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.027866][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 46.037239][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.046535][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 46.055926][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 46.065205][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 46.074667][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 46.083944][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 46.093130][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 46.102364][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.111906][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 46.121120][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 46.130420][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 46.139717][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.149067][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 46.158262][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 46.167423][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 46.176580][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 46.185873][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 46.195066][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 46.204264][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.213675][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 46.222811][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 46.231996][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 46.241308][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.250791][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 46.260177][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 46.269470][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 46.278936][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 46.288313][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 46.297441][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 46.306683][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.316069][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 46.325239][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 46.334424][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 46.343691][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.353370][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 46.362577][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 46.371833][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 46.381252][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 46.390531][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 46.399695][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 46.408818][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.418366][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 46.427546][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 46.436869][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 46.446071][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.455558][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 46.464788][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 46.474017][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 46.483355][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 46.492551][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 46.501667][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 46.510894][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.520273][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 46.529472][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 46.538847][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 46.547946][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.557235][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 46.566324][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 46.575459][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 46.584658][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 46.593836][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 46.603417][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 46.612531][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.622082][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 46.631320][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 46.640474][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 46.649530][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.658885][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 46.668245][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 46.677352][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 46.686499][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 46.695762][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 46.704824][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 46.713987][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.723314][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 46.732525][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 46.741720][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 46.750975][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.760440][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 46.769626][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 46.778723][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 46.787790][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 46.796868][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 46.805959][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 46.815057][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.825467][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 46.834579][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 46.843643][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 46.852689][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.861963][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 46.871023][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 46.880080][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 46.889158][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 46.898216][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 46.907221][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 46.916354][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.925648][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 46.934704][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 46.943727][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 46.952770][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.962071][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 46.971109][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 46.980166][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 46.989279][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 46.998349][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 47.007510][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 47.017010][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.026456][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 47.035535][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 47.044610][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 47.053652][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.063232][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 47.072275][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 47.081443][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 47.090493][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 47.099566][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 47.108876][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 47.118116][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.127391][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 47.136443][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 47.145684][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 45 @ nid 36 [ 47.154879][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 47.163930][ T472] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 47.173590][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 47.182686][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.191993][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 47.201087][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 38 @ nid 36 [ 47.210122][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 37 @ nid 36 [ 47.219334][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 47.228380][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.237661][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 47.246819][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 47.255879][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 47.264915][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 47.273967][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 29 @ nid 36 [ 47.283114][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 28 @ nid 36 [ 47.292219][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 27 @ nid 36 [ 47.301483][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 47.310647][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 47.319683][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.329213][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 47.338387][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 47.347408][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 47.356470][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.365901][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 47.375069][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 47.384239][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 47.393323][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 18 @ nid 36 [ 47.402537][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 47.411900][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 47.421004][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.430539][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 47.439772][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 47.449034][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 13 @ nid 36 [ 47.458249][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 47.467418][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 9 @ nid 36 [ 47.476598][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 47.485682][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 47.494657][ T472] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.504131][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 47.513163][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 47.522106][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 47.531126][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 36 [ 47.540200][ T472] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 47.549925][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 47.558872][ T472] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 47.568534][ T472] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 47.577512][ T472] attempt to access beyond end of device [ 47.577512][ T472] loop2: rw=524288, want=720, limit=16 [ 47.588567][ T472] attempt to access beyond end of device [ 47.588567][ T472] loop2: rw=524288, want=525144, limit=16 [ 47.599966][ T472] attempt to access beyond end of device [ 47.599966][ T472] loop2: rw=524288, want=72, limit=16 [ 47.610855][ T472] attempt to access beyond end of device [ 47.610855][ T472] loop2: rw=524288, want=1183600, limit=16 [ 47.622182][ T472] attempt to access beyond end of device [ 47.622182][ T472] loop2: rw=524288, want=1048976, limit=16 [ 47.633656][ T472] attempt to access beyond end of device [ 47.633656][ T472] loop2: rw=524288, want=672, limit=16 [ 47.644671][ T472] attempt to access beyond end of device [ 47.644671][ T472] loop2: rw=524288, want=3670472, limit=16 [ 47.656030][ T472] attempt to access beyond end of device [ 47.656030][ T472] loop2: rw=524288, want=790384, limit=16 [ 47.667367][ T472] attempt to access beyond end of device [ 47.667367][ T472] loop2: rw=524288, want=14425508768, limit=16 [ 47.679081][ T472] BUG: scheduling while atomic: syz.2.16/472/0x00000002 [ 47.679319][ T49] erofs: (device loop2): z_erofs_lz4_decompress_mem: failed to decompress -18 in[3072, 1024] out[3984] [ 47.686110][ T472] Modules linked in: [ 47.701076][ T472] Preemption disabled at: [ 47.701082][ T472] [] z_erofs_reload_indexes+0x1d0/0x410 [ 47.701114][ T472] CPU: 0 PID: 472 Comm: syz.2.16 Not tainted syzkaller #0 [ 47.712525][ T472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 47.712537][ T472] Call Trace: [ 47.712542][ T472] [ 47.712549][ T472] __dump_stack+0x21/0x30 [ 47.729862][ T472] dump_stack_lvl+0xee/0x150 [ 47.729887][ T472] ? show_regs_print_info+0x20/0x20 [ 47.736462][ T472] ? z_erofs_reload_indexes+0x1d0/0x410 [ 47.745350][ T472] dump_stack+0x15/0x20 [ 47.756079][ T472] __schedule_bug+0x174/0x230 [ 47.764939][ T472] ? ttwu_queue_wakelist+0x490/0x490 [ 47.770657][ T472] __schedule+0xc2f/0x14c0 [ 47.775271][ T472] ? release_firmware_map_entry+0x190/0x190 [ 47.781165][ T472] ? task_work_add+0x1b2/0x1e0 [ 47.785932][ T472] schedule+0x11e/0x1e0 [ 47.790089][ T472] exit_to_user_mode_loop+0x50/0xe0 [ 47.795312][ T472] exit_to_user_mode_prepare+0x87/0xd0 [ 47.800772][ T472] syscall_exit_to_user_mode+0x1a/0x30 [ 47.806317][ T472] do_syscall_64+0x58/0xa0 [ 47.810737][ T472] ? clear_bhb_loop+0x50/0xa0 [ 47.810755][ T472] ? clear_bhb_loop+0x50/0xa0 [ 47.810770][ T472] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 47.820101][ T472] RIP: 0033:0x7f1706c3e969 [ 47.820120][ T472] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 47.830391][ T472] RSP: 002b:00007f17066af038 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd [ 47.858475][ T472] RAX: 0000000000000000 RBX: 00007f1706e65fa0 RCX: 00007f1706c3e969 [ 47.858491][ T472] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 47.874429][ T472] RBP: 00007f1706cc0ab1 R08: 0000000000000000 R09: 0000000000000000 [ 47.874443][ T472] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 47.874455][ T472] R13: 0000000000000000 R14: 00007f1706e65fa0 R15: 00007ffe113eaa98 [ 47.874469][ T472] [ 47.933156][ T474] loop2: detected capacity change from 0 to 16 [ 47.972837][ T474] erofs: (device loop2): mounted with root inode @ nid 36. [ 47.983350][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.992780][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 48.002001][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.011335][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 48.020611][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 48.029757][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 48.038985][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 48.048117][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 48.057209][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 48.066328][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.075672][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 48.084914][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 48.094122][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 48.103325][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.112788][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 48.121941][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 48.131180][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 48.140288][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 48.149507][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 48.158682][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 48.167824][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.177390][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 48.186542][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 48.195760][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 48.205073][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.214375][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 48.223503][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 48.232687][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 48.241813][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 48.250911][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 48.260013][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 48.269126][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.278508][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 48.287850][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 48.296983][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 48.306182][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.315467][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 48.324659][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 48.333852][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 48.343051][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 48.352502][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 48.361606][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 48.370970][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.380240][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 48.389427][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 48.398525][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 48.407626][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.416892][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 48.426008][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 48.435106][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 48.444252][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 48.453413][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 48.462724][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 48.471855][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.481138][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 48.490408][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 48.499525][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 48.508556][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.517845][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 48.526991][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 48.536152][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 48.545187][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 48.554384][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 48.563422][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 48.572458][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.581844][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 48.590931][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 48.600001][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 48.609050][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.618367][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 48.627381][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 48.636417][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 48.645614][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 48.654640][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 48.663775][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 48.672834][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.682201][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 48.691302][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 48.700406][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 48.709425][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.718810][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 48.727819][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 48.736832][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 48.745907][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 48.754944][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 48.764063][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 48.773099][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.782418][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 48.791456][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 48.800477][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 48.809513][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.818790][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 48.827814][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 48.836832][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 48.845851][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 48.854920][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 48.864043][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 48.873064][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.882351][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 48.891361][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 48.900424][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 48.909463][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.918823][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 48.927830][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 48.936906][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 48.945940][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 48.954967][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 48.963984][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 48.973012][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 48.982308][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 48.991359][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 49.000447][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 49.009509][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.018831][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 49.028032][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 49.037042][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 49.046074][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 49.055129][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 49.064335][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 49.073437][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.083079][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 49.092130][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 49.101208][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 45 @ nid 36 [ 49.110280][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 49.119310][ T474] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 49.128937][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 49.137984][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.147243][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 49.156313][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 38 @ nid 36 [ 49.165338][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 37 @ nid 36 [ 49.174386][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 49.183404][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.192679][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 49.201706][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 49.210865][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 49.219933][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 49.229036][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 29 @ nid 36 [ 49.238072][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 28 @ nid 36 [ 49.247066][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 27 @ nid 36 [ 49.256082][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 49.265339][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 49.274574][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.284018][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 49.293056][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 49.302086][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 49.311197][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.320476][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 49.329495][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 49.338620][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 49.347762][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 18 @ nid 36 [ 49.356815][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 49.365847][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 49.374974][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.384405][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 49.393582][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 49.402637][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 13 @ nid 36 [ 49.411676][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 49.420717][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 9 @ nid 36 [ 49.429743][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 49.438705][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 49.447646][ T474] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.457037][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 49.466179][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 49.475184][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 49.484162][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 36 [ 49.493143][ T474] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 49.502885][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 49.511932][ T474] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 49.521837][ T474] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 49.530895][ T474] attempt to access beyond end of device [ 49.530895][ T474] loop2: rw=524288, want=720, limit=16 [ 49.542153][ T474] note: syz.2.17[474] exited with preempt_count 1 [ 49.542225][ T48] erofs: (device loop2): z_erofs_lz4_decompress_mem: failed to decompress -18 in[3072, 1024] out[3984] [ 49.622931][ T476] loop2: detected capacity change from 0 to 16 [ 49.629850][ T476] erofs: (device loop2): mounted with root inode @ nid 36. [ 49.648740][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.658153][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 49.667261][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.676662][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 49.686321][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 49.695508][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 49.704650][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 49.713760][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 49.722881][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 49.731989][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.741276][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 49.750476][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 49.759587][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 49.768692][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.778093][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 49.787271][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 49.796556][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 49.805715][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 49.814941][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 49.824057][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 49.833181][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.842550][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 49.851673][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 49.860853][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 49.870078][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.879386][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 49.888595][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 49.897676][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 49.906780][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 49.915895][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 49.925099][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 49.934205][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.943696][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 49.952869][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 49.962022][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 49.971221][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 49.980500][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 49.989710][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 49.998812][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 50.007938][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 50.017018][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 50.026116][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 50.035229][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.044501][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 50.053618][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 50.062758][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 50.071921][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.081226][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 50.090346][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 50.099446][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 50.108608][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 50.117734][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 50.126837][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 50.135944][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.145319][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 50.154436][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 50.163810][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 50.172846][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.182150][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 50.191188][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 50.200309][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 50.209333][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 50.218355][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 50.227372][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 50.236407][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.245735][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 50.254760][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 50.263893][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 50.272941][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.282226][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 50.291253][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 50.300376][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 50.309470][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 50.318512][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 50.327511][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 50.336550][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.346048][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 50.355083][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 50.364111][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 50.373128][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.382417][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 50.391431][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 50.400569][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 50.409672][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 50.418783][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 50.427799][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 50.436837][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.446230][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 50.455503][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 50.464567][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 50.473625][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.482933][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 50.492050][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 50.501071][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 50.510111][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 50.519178][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 50.528226][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 50.537238][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.546621][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 50.555651][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 50.564678][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 50.573721][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.583061][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 50.592132][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 50.601268][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 50.610305][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 50.619361][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 50.628408][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 50.637402][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.646758][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 50.655910][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 50.664962][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 50.673992][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.683397][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 50.692444][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 50.701462][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 50.710616][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 50.719704][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 50.728752][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 50.737752][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.747242][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 50.756288][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 50.765324][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 45 @ nid 36 [ 50.774350][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 50.783511][ T476] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 50.793141][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 50.802267][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.811575][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 50.820702][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 38 @ nid 36 [ 50.829743][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 37 @ nid 36 [ 50.838786][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 50.847911][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.857161][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 50.866181][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 50.875305][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 50.884322][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 50.893476][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 29 @ nid 36 [ 50.902553][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 28 @ nid 36 [ 50.911652][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 27 @ nid 36 [ 50.920793][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 50.929838][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 50.938956][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.948253][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 50.957255][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 50.966288][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 50.975312][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 50.985098][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 50.994151][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 51.003186][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 51.012376][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 18 @ nid 36 [ 51.021559][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 51.030601][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 51.039631][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.048994][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 51.058037][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 51.067034][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 13 @ nid 36 [ 51.076056][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 51.085105][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 9 @ nid 36 [ 51.094054][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 51.102995][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 51.111953][ T476] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.121419][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 51.130371][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 51.139424][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 51.148657][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 36 [ 51.157635][ T476] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 51.167305][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 51.176274][ T476] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 51.185917][ T476] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 51.195078][ T476] BUG: scheduling while atomic: syz.2.18/476/0x00000002 [ 51.195167][ T49] erofs: (device loop2): z_erofs_lz4_decompress_mem: failed to decompress -18 in[3072, 1024] out[3984] [ 51.202129][ T476] Modules linked in: [ 51.202141][ T476] Preemption disabled at: [ 51.202146][ T476] [] z_erofs_reload_indexes+0x1d0/0x410 [ 51.217058][ T476] CPU: 0 PID: 476 Comm: syz.2.18 Tainted: G W syzkaller #0 [ 51.228463][ T476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 51.228474][ T476] Call Trace: [ 51.228480][ T476] [ 51.247177][ T476] __dump_stack+0x21/0x30 [ 51.253386][ T476] dump_stack_lvl+0xee/0x150 [ 51.262550][ T476] ? show_regs_print_info+0x20/0x20 [ 51.267762][ T476] ? z_erofs_reload_indexes+0x1d0/0x410 [ 51.273316][ T476] dump_stack+0x15/0x20 [ 51.273335][ T476] __schedule_bug+0x174/0x230 [ 51.273352][ T476] ? ttwu_queue_wakelist+0x490/0x490 [ 51.273371][ T476] __schedule+0xc2f/0x14c0 [ 51.273388][ T476] ? release_firmware_map_entry+0x190/0x190 [ 51.273406][ T476] ? task_work_add+0x1b2/0x1e0 [ 51.273423][ T476] schedule+0x11e/0x1e0 [ 51.273438][ T476] exit_to_user_mode_loop+0x50/0xe0 [ 51.273453][ T476] exit_to_user_mode_prepare+0x87/0xd0 [ 51.273471][ T476] syscall_exit_to_user_mode+0x1a/0x30 [ 51.282383][ T476] do_syscall_64+0x58/0xa0 2025/11/07 08:43:50 executed programs: 5 [ 51.282416][ T476] ? clear_bhb_loop+0x50/0xa0 [ 51.292190][ T476] ? clear_bhb_loop+0x50/0xa0 [ 51.292208][ T476] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 51.302876][ T476] RIP: 0033:0x7f1706c3e969 [ 51.312291][ T476] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 51.312309][ T476] RSP: 002b:00007f17066af038 EFLAGS: 00000246 [ 51.323184][ T476] ORIG_RAX: 00000000000000dd [ 51.323194][ T476] RAX: 0000000000000000 RBX: 00007f1706e65fa0 RCX: 00007f1706c3e969 [ 51.323207][ T476] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 51.323218][ T476] RBP: 00007f1706cc0ab1 R08: 0000000000000000 R09: 0000000000000000 [ 51.323229][ T476] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 51.323240][ T476] R13: 0000000000000000 R14: 00007f1706e65fa0 R15: 00007ffe113eaa98 [ 51.323255][ T476] [ 51.464076][ T478] loop2: detected capacity change from 0 to 16 [ 51.535872][ T478] erofs: (device loop2): mounted with root inode @ nid 36. [ 51.544706][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.554116][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 51.563243][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.572664][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 51.581847][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 51.591059][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 51.600205][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 51.609339][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 51.618558][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 51.627768][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.637073][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 51.646196][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 51.655305][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 51.664652][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.673988][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 51.683113][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 51.692264][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 51.701435][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 51.710599][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 51.719723][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 51.728902][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.738188][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 51.747275][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 51.756403][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 51.765521][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.774818][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 51.783934][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 51.793079][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 51.802219][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 51.811532][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 51.820640][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 51.829886][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.839261][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 51.848395][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 51.857504][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 51.866781][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.876081][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 51.885200][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 51.894398][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 51.903532][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 51.912691][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 51.921838][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 51.931396][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.940688][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 51.949821][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 51.958949][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 51.968065][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 51.977355][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 51.986477][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 51.995877][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 52.004994][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 52.014113][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 52.023229][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 52.032529][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.041902][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 52.051026][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 52.060129][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 52.069252][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.078668][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 52.087755][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 52.096792][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 52.105870][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 52.114954][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 52.123995][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 52.133116][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.142400][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 52.151436][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 52.160459][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 52.169491][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.178803][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 52.187813][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 52.196835][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 52.205929][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 52.214988][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 52.224160][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 52.233353][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.242680][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 52.251838][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 52.261008][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 52.270029][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.279311][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 52.288329][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 52.297324][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 52.306456][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 52.315630][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 52.324687][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 52.333814][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.343125][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 52.352144][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 52.361162][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 52.370194][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.379520][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 52.388545][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 52.397537][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 52.406543][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 52.415563][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 52.424577][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 52.433731][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.443146][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 52.452180][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 52.461233][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 52.470288][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.479571][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 52.488710][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 52.497754][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 52.506795][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 52.515842][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 52.525055][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 52.534086][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.543378][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 52.552408][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 52.561712][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 52.570909][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.580353][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 52.589419][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 52.598451][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 52.607462][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 52.616492][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 52.625730][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 52.634782][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.644195][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 52.653282][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 52.662351][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 45 @ nid 36 [ 52.671388][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 52.680426][ T478] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 52.690073][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 52.699205][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.708497][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 52.717538][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 38 @ nid 36 [ 52.726564][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 37 @ nid 36 [ 52.735597][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 52.744672][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.754006][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 52.763077][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 52.772131][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 52.781194][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 52.790264][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 29 @ nid 36 [ 52.799299][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 28 @ nid 36 [ 52.808345][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 27 @ nid 36 [ 52.817341][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 52.826930][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 52.836086][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.845393][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 52.854433][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 52.863490][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 52.872628][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.881920][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 52.890938][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 52.899960][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 52.908975][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 18 @ nid 36 [ 52.918001][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 52.926996][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 52.936030][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 52.945307][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 52.954325][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 52.963360][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 13 @ nid 36 [ 52.972369][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 52.981957][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 9 @ nid 36 [ 52.991014][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 52.999974][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 53.009018][ T478] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.018350][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 53.027277][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 53.036225][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 53.045171][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 36 [ 53.054157][ T478] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 53.064044][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 53.072999][ T478] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 53.082640][ T478] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 53.091702][ T478] handle_bad_sector: 17 callbacks suppressed [ 53.091714][ T478] attempt to access beyond end of device [ 53.091714][ T478] loop2: rw=524288, want=720, limit=16 [ 53.108889][ T478] attempt to access beyond end of device [ 53.108889][ T478] loop2: rw=524288, want=525144, limit=16 [ 53.120109][ T478] attempt to access beyond end of device [ 53.120109][ T478] loop2: rw=524288, want=72, limit=16 [ 53.130979][ T478] attempt to access beyond end of device [ 53.130979][ T478] loop2: rw=524288, want=1183600, limit=16 [ 53.142814][ T478] attempt to access beyond end of device [ 53.142814][ T478] loop2: rw=524288, want=1048976, limit=16 [ 53.154127][ T478] attempt to access beyond end of device [ 53.154127][ T478] loop2: rw=524288, want=672, limit=16 [ 53.165259][ T478] attempt to access beyond end of device [ 53.165259][ T478] loop2: rw=524288, want=3670472, limit=16 [ 53.176701][ T478] attempt to access beyond end of device [ 53.176701][ T478] loop2: rw=524288, want=790384, limit=16 [ 53.187945][ T478] attempt to access beyond end of device [ 53.187945][ T478] loop2: rw=524288, want=14425508768, limit=16 [ 53.199648][ T478] BUG: scheduling while atomic: syz.2.19/478/0x00000002 [ 53.199740][ T49] erofs: (device loop2): z_erofs_lz4_decompress_mem: failed to decompress -18 in[3072, 1024] out[3984] [ 53.206579][ T478] Modules linked in: [ 53.206590][ T478] Preemption disabled at: [ 53.206595][ T478] [] z_erofs_reload_indexes+0x1d0/0x410 [ 53.221546][ T478] CPU: 0 PID: 478 Comm: syz.2.19 Tainted: G W syzkaller #0 [ 53.233061][ T478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 53.233073][ T478] Call Trace: [ 53.233079][ T478] [ 53.251605][ T478] __dump_stack+0x21/0x30 [ 53.257816][ T478] dump_stack_lvl+0xee/0x150 [ 53.266873][ T478] ? show_regs_print_info+0x20/0x20 [ 53.272163][ T478] ? z_erofs_reload_indexes+0x1d0/0x410 [ 53.277712][ T478] dump_stack+0x15/0x20 [ 53.281879][ T478] __schedule_bug+0x174/0x230 [ 53.281898][ T478] ? ttwu_queue_wakelist+0x490/0x490 [ 53.291836][ T478] __schedule+0xc2f/0x14c0 [ 53.296257][ T478] ? release_firmware_map_entry+0x190/0x190 [ 53.302167][ T478] ? task_work_add+0x1b2/0x1e0 [ 53.306935][ T478] schedule+0x11e/0x1e0 [ 53.306952][ T478] exit_to_user_mode_loop+0x50/0xe0 [ 53.316368][ T478] exit_to_user_mode_prepare+0x87/0xd0 [ 53.321930][ T478] syscall_exit_to_user_mode+0x1a/0x30 [ 53.321960][ T478] do_syscall_64+0x58/0xa0 [ 53.331921][ T478] ? clear_bhb_loop+0x50/0xa0 [ 53.331942][ T478] ? clear_bhb_loop+0x50/0xa0 [ 53.331957][ T478] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.331977][ T478] RIP: 0033:0x7f1706c3e969 [ 53.341316][ T478] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 53.341333][ T478] RSP: 002b:00007f17066af038 EFLAGS: 00000246 [ 53.351707][ T478] ORIG_RAX: 00000000000000dd [ 53.351715][ T478] RAX: 0000000000000000 RBX: 00007f1706e65fa0 RCX: 00007f1706c3e969 [ 53.351729][ T478] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 53.351740][ T478] RBP: 00007f1706cc0ab1 R08: 0000000000000000 R09: 0000000000000000 [ 53.377385][ T478] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 53.390122][ T478] R13: 0000000000000000 R14: 00007f1706e65fa0 R15: 00007ffe113eaa98 [ 53.390144][ T478] [ 53.464120][ T480] loop2: detected capacity change from 0 to 16 [ 53.525676][ T480] erofs: (device loop2): mounted with root inode @ nid 36. [ 53.534609][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.544286][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 53.553552][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.562870][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 53.571990][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 53.581150][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 53.590301][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 53.599568][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 53.608695][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 53.617904][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.627175][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 53.636282][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 53.645440][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 53.654598][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.663955][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 53.673063][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 53.682173][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 53.691275][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 53.700387][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 53.709491][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 53.718601][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.727965][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 53.737064][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 53.746177][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 53.755288][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.764562][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 53.773785][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 53.782904][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 53.792121][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 53.801241][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 53.810349][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 53.819536][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.828818][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 53.837924][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 53.847019][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 53.856119][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.865671][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 53.874777][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 53.883972][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 53.893165][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 53.902273][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 53.911370][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 53.920651][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.929942][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 53.939079][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 53.948219][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 53.957326][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 53.966598][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 53.975707][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 53.984823][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 53.993929][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 54.003038][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 54.012143][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 54.021360][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.030665][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 54.040068][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 54.049710][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 54.058841][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.068164][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 54.077180][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 54.086225][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 54.095277][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 54.104342][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 54.113378][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 54.122402][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.131723][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 54.140746][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 54.150032][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 54.159169][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.168472][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 54.177485][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 54.186508][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 54.195643][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 54.204705][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 54.213744][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 54.222781][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.232065][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 54.241095][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 54.250128][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 54.259167][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.268577][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 54.277570][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 54.286595][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 54.295700][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 54.304738][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 54.313761][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 54.322981][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.332309][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 54.341531][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 54.350576][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 54.359600][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.368898][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 54.377934][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 54.387061][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 54.396090][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 54.405133][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 54.414172][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 54.423662][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.432970][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 54.442022][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 54.451053][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 54.460086][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.469512][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 54.478555][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 54.487586][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 54.496795][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 54.505842][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 54.514937][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 54.523989][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.533286][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 54.542342][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 54.551386][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 54.560497][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.569866][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 54.579006][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 54.588288][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 54.597410][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 54.606683][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 54.615866][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 54.625074][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.634355][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 54.643475][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 54.652528][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 45 @ nid 36 [ 54.661552][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 54.670566][ T480] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 54.680202][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 54.689241][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.698529][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 54.707543][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 38 @ nid 36 [ 54.716559][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 37 @ nid 36 [ 54.725590][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 54.735124][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.744695][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 54.753726][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 54.762749][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 54.772111][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 54.781156][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 29 @ nid 36 [ 54.790301][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 28 @ nid 36 [ 54.799346][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 27 @ nid 36 [ 54.808373][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 54.817469][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 54.826499][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.835816][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 54.844915][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 54.853949][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 54.863229][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.872506][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 54.881532][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 54.890555][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 54.899603][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 18 @ nid 36 [ 54.908831][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 54.917968][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 54.926989][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 54.936281][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 54.945324][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 54.954355][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 13 @ nid 36 [ 54.963380][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 54.972416][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 9 @ nid 36 [ 54.981426][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 54.990418][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 54.999385][ T480] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.008811][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 55.017767][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 55.026833][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 55.035779][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 36 [ 55.044731][ T480] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 55.054478][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 55.063500][ T480] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 55.073127][ T480] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 55.082278][ T480] attempt to access beyond end of device [ 55.082278][ T480] loop2: rw=524288, want=720, limit=16 [ 55.093609][ T480] note: syz.2.20[480] exited with preempt_count 1 [ 55.093689][ T48] erofs: (device loop2): z_erofs_lz4_decompress_mem: failed to decompress -18 in[3072, 1024] out[3984] [ 55.163014][ T482] loop2: detected capacity change from 0 to 16 [ 55.203308][ T482] erofs: (device loop2): mounted with root inode @ nid 36. [ 55.211938][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.221351][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 55.230567][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.239880][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 55.249219][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 55.258524][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 55.267662][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 55.276810][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 55.285949][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 55.295247][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.304548][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 55.313703][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 55.322887][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 55.332017][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.341308][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 55.350417][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 55.359630][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 55.368767][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 55.377849][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 55.386966][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 55.396077][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.405389][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 55.414514][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 55.423635][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 55.432740][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.442278][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 55.451598][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 55.460732][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 55.469931][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 55.479134][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 55.488331][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 55.497428][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.506714][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 55.515840][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 55.524969][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 55.534087][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.543384][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 55.552620][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 55.561776][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 55.570951][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 55.580085][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 55.589193][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 55.598307][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.607562][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 55.616698][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 55.626013][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 55.635142][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.644449][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 55.653577][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 55.662702][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 55.671905][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 55.681035][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 55.690152][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 55.699424][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.708797][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 55.717906][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 55.727036][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 55.736267][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.745659][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 55.754703][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 55.763739][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 55.772797][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 55.781836][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 55.790894][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 55.799926][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.809238][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 55.818275][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 55.827358][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 55.836383][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.845670][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 55.854694][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 55.863820][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 55.872897][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 55.882066][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 55.891353][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 55.900376][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.909918][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 55.918948][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 55.928188][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 55.937391][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 55.946711][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 55.955929][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 55.964992][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 55.974021][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 55.983043][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 55.992084][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 56.001210][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.010523][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 56.019922][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 56.028971][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 56.038127][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.047620][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 56.056929][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 56.065984][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 56.075020][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 56.084055][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 56.093105][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 56.102159][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.111473][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 56.120496][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 56.129518][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 56.138540][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.147808][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 56.156848][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 56.165884][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 56.175185][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 56.184213][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 56.193263][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 56.202281][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.211570][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 56.220607][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 56.229621][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 56.238650][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.247934][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 56.256967][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 56.265983][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 56.275021][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 56.284050][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 56.293090][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 56.302116][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.311480][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 56.320492][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 56.329688][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 45 @ nid 36 [ 56.338760][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 56.347928][ T482] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 56.357542][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 56.366586][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.375877][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 56.384928][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 38 @ nid 36 [ 56.393963][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 37 @ nid 36 [ 56.403026][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 56.412091][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.421416][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 56.430532][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 56.439561][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 56.448583][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 56.457608][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 29 @ nid 36 [ 56.466657][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 28 @ nid 36 [ 56.475844][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 27 @ nid 36 [ 56.484923][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 56.493948][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 56.502969][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.512258][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 56.521373][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 56.530394][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 56.539408][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.548687][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 56.557677][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 56.566703][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 56.575728][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 18 @ nid 36 [ 56.584874][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 56.594026][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 56.603062][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.612550][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 56.621634][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 56.631167][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 13 @ nid 36 [ 56.640250][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 56.649322][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 9 @ nid 36 [ 56.658421][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 56.667365][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 56.676331][ T482] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 56.685619][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 56.694548][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 56.703513][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 56.712476][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 36 [ 56.721426][ T482] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 56.731054][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 56.740004][ T482] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 56.749642][ T482] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 56.758776][ T482] BUG: scheduling while atomic: syz.2.21/482/0x00000002 [ 56.758886][ T49] erofs: (device loop2): z_erofs_lz4_decompress_mem: failed to decompress -18 in[3072, 1024] out[3984] [ 56.765724][ T482] Modules linked in: [ 56.780667][ T482] Preemption disabled at: [ 56.780675][ T482] [] z_erofs_reload_indexes+0x1d0/0x410 [ 56.792135][ T482] CPU: 0 PID: 482 Comm: syz.2.21 Tainted: G W syzkaller #0 [ 56.800635][ T482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 56.800648][ T482] Call Trace: [ 56.800655][ T482] [ 56.813975][ T482] __dump_stack+0x21/0x30 [ 56.821231][ T482] dump_stack_lvl+0xee/0x150 [ 56.821264][ T482] ? show_regs_print_info+0x20/0x20 [ 56.831042][ T482] ? z_erofs_reload_indexes+0x1d0/0x410 [ 56.836618][ T482] dump_stack+0x15/0x20 [ 56.840792][ T482] __schedule_bug+0x174/0x230 [ 56.840814][ T482] ? ttwu_queue_wakelist+0x490/0x490 [ 56.840832][ T482] __schedule+0xc2f/0x14c0 [ 56.850795][ T482] ? release_firmware_map_entry+0x190/0x190 [ 56.850828][ T482] ? task_work_add+0x1b2/0x1e0 [ 56.861122][ T482] schedule+0x11e/0x1e0 [ 56.861145][ T482] exit_to_user_mode_loop+0x50/0xe0 [ 56.870036][ T482] exit_to_user_mode_prepare+0x87/0xd0 [ 56.880763][ T482] syscall_exit_to_user_mode+0x1a/0x30 [ 56.886223][ T482] do_syscall_64+0x58/0xa0 [ 56.890673][ T482] ? clear_bhb_loop+0x50/0xa0 [ 56.890691][ T482] ? clear_bhb_loop+0x50/0xa0 [ 56.900017][ T482] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 56.905913][ T482] RIP: 0033:0x7f1706c3e969 [ 56.910328][ T482] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 56.929934][ T482] RSP: 002b:00007f17066af038 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd [ 56.938611][ T482] RAX: 0000000000000000 RBX: 00007f1706e65fa0 RCX: 00007f1706c3e969 [ 56.946694][ T482] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 2025/11/07 08:43:55 executed programs: 8 [ 56.954665][ T482] RBP: 00007f1706cc0ab1 R08: 0000000000000000 R09: 0000000000000000 [ 56.954679][ T482] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 56.954692][ T482] R13: 0000000000000000 R14: 00007f1706e65fa0 R15: 00007ffe113eaa98 [ 56.954707][ T482] [ 57.022361][ T484] loop2: detected capacity change from 0 to 16 [ 57.029165][ T484] erofs: (device loop2): mounted with root inode @ nid 36. [ 57.038461][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.047759][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 57.057204][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.066617][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 57.075821][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 57.084975][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 57.094222][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 57.103356][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 57.112464][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 57.121583][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.130969][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 57.140203][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 57.149338][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 57.158465][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.167732][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 57.176849][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 57.186068][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 57.195181][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 57.204418][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 57.213543][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 57.222644][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.232064][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 57.241165][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 57.250532][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 57.259716][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.269082][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 57.278479][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 57.287578][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 57.296721][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 57.305830][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 57.314932][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 57.324129][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.333408][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 57.342519][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 57.351624][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 57.360835][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.370399][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 57.379531][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 57.388658][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 57.397779][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 57.406886][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 57.415996][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 57.425095][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.434375][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 57.443477][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 57.452591][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 57.461850][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.471416][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 57.480586][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 57.489810][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 57.499011][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 57.508206][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 57.517345][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 57.526545][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.535862][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 57.544986][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 57.554112][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 57.563144][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.572428][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 57.581457][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 57.590599][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 57.599645][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 57.608677][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 57.617681][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 57.627016][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.636465][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 57.645630][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 57.654794][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 57.664028][ T484] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 57.673379][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 57.682415][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 57.691460][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 57.700669][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 57.709716][ T484] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36