Warning: Permanently added '10.128.1.40' (ED25519) to the list of known hosts. 2026/11/03 17:47:42 parsed 1 programs 2026/11/03 17:47:42 serving rpc on tcp://40279 [ 34.027220][ T24] kauditd_printk_skb: 28 callbacks suppressed [ 34.027230][ T24] audit: type=1400 audit(1793728063.430:102): avc: denied { create } for pid=446 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 34.054394][ T24] audit: type=1400 audit(1793728063.430:103): avc: denied { write } for pid=446 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 34.076923][ T24] audit: type=1400 audit(1793728063.430:104): avc: denied { read } for pid=446 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 34.097965][ T24] audit: type=1400 audit(1793728063.460:105): avc: denied { unlink } for pid=446 comm="syz-executor" name="swap-file" dev="sda1" ino=2027 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 34.123980][ T446] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 34.754960][ T466] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.762030][ T466] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.769591][ T466] device bridge_slave_0 entered promiscuous mode [ 34.777500][ T466] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.784716][ T466] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.791996][ T466] device bridge_slave_1 entered promiscuous mode [ 34.824939][ T466] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.831974][ T466] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.839346][ T466] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.846506][ T466] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.862691][ T322] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.870045][ T322] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.877496][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 34.885606][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 34.895382][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 34.903754][ T322] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.910804][ T322] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.919482][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 34.927937][ T322] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.934979][ T322] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.947447][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 34.956668][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 34.969479][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 34.980977][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 34.989488][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 34.997520][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 35.006339][ T466] device veth0_vlan entered promiscuous mode [ 35.016892][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 35.025888][ T466] device veth1_macvtap entered promiscuous mode [ 35.035512][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 35.045634][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 35.111918][ T24] audit: type=1401 audit(1793728064.510:106): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 35.419990][ T24] audit: type=1400 audit(1793728064.820:107): avc: denied { create } for pid=506 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 2026/11/03 17:47:44 executed programs: 0 [ 35.601590][ T511] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.609181][ T511] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.616877][ T511] device bridge_slave_0 entered promiscuous mode [ 35.626095][ T511] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.633262][ T511] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.640753][ T511] device bridge_slave_1 entered promiscuous mode [ 35.677802][ T511] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.685118][ T511] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.692503][ T511] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.699612][ T511] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.716629][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 35.724489][ T322] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.732145][ T322] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.741092][ T49] device bridge_slave_1 left promiscuous mode [ 35.747319][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.754899][ T49] device bridge_slave_0 left promiscuous mode [ 35.761022][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.769101][ T49] device veth1_macvtap left promiscuous mode [ 35.775174][ T49] device veth0_vlan left promiscuous mode [ 35.815083][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 35.823333][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 35.832114][ T322] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.839193][ T322] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.846844][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 35.856043][ T322] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.863157][ T322] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.871748][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 35.880066][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 35.891513][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 35.899600][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 35.907879][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 35.915849][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 35.923493][ T511] device veth0_vlan entered promiscuous mode [ 35.933035][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 35.941405][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 35.950440][ T511] device veth1_macvtap entered promiscuous mode [ 35.959229][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 35.967021][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 35.975375][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 35.985274][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 35.993605][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 36.013668][ T24] audit: type=1400 audit(1793728065.410:108): avc: denied { write } for pid=515 comm="syz.2.17" name="loop2" dev="devtmpfs" ino=117 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 36.067720][ T516] erofs: (device loop2): mounted with root inode @ nid 36. [ 36.075687][ T24] audit: type=1400 audit(1793728065.480:109): avc: denied { mount } for pid=515 comm="syz.2.17" name="/" dev="loop2" ino=36 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 36.077119][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 36.106508][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.115866][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 36.125108][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 36.134604][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 36.143719][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 36.152926][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 36.162103][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 36.171345][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.180691][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 36.190346][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 36.199529][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 36.208754][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.218169][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 36.228010][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 36.237249][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 36.246539][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 36.255667][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 36.264789][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 36.273942][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.283221][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 36.292586][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 36.301840][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 36.311018][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.320435][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 36.330188][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 36.339773][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 36.348947][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 36.358354][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 36.367808][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 36.377014][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.386351][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 36.395652][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 36.404796][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 36.413923][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.423304][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 36.432726][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 36.441876][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 36.451573][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 36.460894][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 36.470058][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 36.479344][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.488672][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 36.497930][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 36.507076][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 36.516328][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.525759][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 36.535148][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 36.544602][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 36.553908][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 36.563460][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 36.573067][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 36.582502][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.592022][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 36.601162][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 36.610721][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 36.619903][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.629299][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 36.638642][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 36.648288][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 36.657397][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 36.666627][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 36.675694][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 36.684932][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.694365][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 36.703785][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 36.712966][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 36.722409][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.731711][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 36.741039][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 36.750266][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 36.759491][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 36.768759][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 36.778207][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 36.787466][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.797052][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 36.806763][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 36.815897][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 36.824952][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.834350][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 36.843630][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 36.852733][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 36.862025][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 36.871212][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 36.880408][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 36.889521][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.899044][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 36.908237][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 36.917424][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 36.926538][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 36.936475][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 36.945646][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 36.954709][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 36.963736][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 36.972797][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 36.981847][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 36.990889][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 37.000379][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 37.009689][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 37.018767][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 37.028011][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 37.037364][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 37.046574][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 37.055701][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 37.064827][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 37.073949][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 37.082990][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 37.092196][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 37.101600][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 37.110838][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 37.119895][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 37.129129][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 37.138546][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 37.147699][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 37.156942][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 37.166413][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 37.175642][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 37.184960][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 37.194018][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 37.203422][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 37.212576][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 37.222106][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 37.231147][ T516] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 37.240988][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 37.250158][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 37.259581][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 37.268711][ T516] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 37.278470][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 37.287516][ T516] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 37.297176][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 37.306241][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 37.315378][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 37.324564][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 37.333604][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 37.342828][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 37.351982][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 37.361605][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 37.370712][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 37.379822][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 37.388888][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 37.398220][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 37.407277][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 37.416663][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 37.425777][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 37.434939][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 37.444156][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 37.453621][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 37.462712][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 37.471804][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 37.481068][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 37.490088][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 37.499153][ T516] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 37.508549][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 37.517863][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 37.526834][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 37.535968][ T516] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 37.546217][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 37.555216][ T516] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 37.565271][ T516] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 37.574804][ T516] attempt to access beyond end of device [ 37.574804][ T516] loop2: rw=524288, want=720, limit=16 [ 37.585805][ T516] attempt to access beyond end of device [ 37.585805][ T516] loop2: rw=524288, want=525144, limit=16 [ 37.597566][ T516] attempt to access beyond end of device [ 37.597566][ T516] loop2: rw=524288, want=72, limit=16 [ 37.608708][ T516] attempt to access beyond end of device [ 37.608708][ T516] loop2: rw=524288, want=4104, limit=16 [ 37.619997][ T516] attempt to access beyond end of device [ 37.619997][ T516] loop2: rw=524288, want=14425507848, limit=16 [ 37.631687][ T516] attempt to access beyond end of device [ 37.631687][ T516] loop2: rw=524288, want=1183600, limit=16 [ 37.643122][ T516] attempt to access beyond end of device [ 37.643122][ T516] loop2: rw=524288, want=296, limit=16 [ 37.654319][ T516] attempt to access beyond end of device [ 37.654319][ T516] loop2: rw=524288, want=1048976, limit=16 [ 37.665657][ T516] attempt to access beyond end of device [ 37.665657][ T516] loop2: rw=524288, want=672, limit=16 [ 37.676749][ T516] attempt to access beyond end of device [ 37.676749][ T516] loop2: rw=524288, want=3670472, limit=16 [ 37.688212][ T516] BUG: scheduling while atomic: syz.2.17/516/0x00000004 [ 37.695184][ T516] Modules linked in: [ 37.699254][ T516] Preemption disabled at: [ 37.699271][ T516] [] z_erofs_reload_indexes+0x314/0x450 [ 37.710748][ T516] CPU: 1 PID: 516 Comm: syz.2.17 Not tainted syzkaller #0 [ 37.717859][ T516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 37.728012][ T516] Call Trace: [ 37.731296][ T516] __dump_stack+0x21/0x24 [ 37.735628][ T516] dump_stack_lvl+0x1a7/0x208 [ 37.740399][ T516] ? z_erofs_reload_indexes+0x314/0x450 [ 37.745927][ T516] ? show_regs_print_info+0x18/0x18 [ 37.751113][ T516] ? z_erofs_reload_indexes+0x314/0x450 [ 37.756656][ T516] dump_stack+0x15/0x1c [ 37.761007][ T516] __schedule_bug+0x183/0x240 [ 37.765705][ T516] ? __migrate_task+0x190/0x190 [ 37.770551][ T516] __schedule+0xcee/0x13e0 [ 37.774963][ T516] ? __sched_text_start+0x8/0x8 [ 37.779813][ T516] ? task_work_add+0x1b2/0x1e0 [ 37.784686][ T516] schedule+0x13c/0x1d0 [ 37.789011][ T516] exit_to_user_mode_loop+0x4b/0xe0 [ 37.794207][ T516] exit_to_user_mode_prepare+0x76/0xa0 [ 37.799680][ T516] syscall_exit_to_user_mode+0x1d/0x40 [ 37.805361][ T516] do_syscall_64+0x3d/0x40 [ 37.809770][ T516] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 37.815823][ T516] RIP: 0033:0x7fbb597d1159 [ 37.820231][ T516] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 37.840012][ T516] RSP: 002b:00007fbb59632028 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd [ 37.848419][ T516] RAX: 0000000000000000 RBX: 00007fbb59a58fa0 RCX: 00007fbb597d1159 [ 37.856396][ T516] RDX: 0000000000000000 RSI: 00000000000000ab RDI: 0000000000000004 [ 37.864383][ T516] RBP: 00007fbb5986806b R08: 0000000000000000 R09: 0000000000000000 [ 37.872532][ T516] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 37.881064][ T516] R13: 00007fbb59a59038 R14: 00007fbb59a58fa0 R15: 00007fff14e2ee68 [ 38.025475][ T525] erofs: (device loop2): mounted with root inode @ nid 36. [ 38.035629][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 38.044953][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.054293][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 38.063518][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 38.073027][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 38.082189][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 38.091609][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 38.100740][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 38.110056][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.119365][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 38.128678][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 38.137920][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 38.147267][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.156958][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 38.166575][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 38.175928][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 38.185150][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 38.194285][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 38.203505][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 38.212894][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.222331][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 38.231557][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 38.240852][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 38.250088][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.259628][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 38.268991][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 38.278218][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 38.287486][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 38.296738][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 38.306143][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 38.315405][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.324806][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 38.334017][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 38.343287][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 38.352429][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.362053][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 38.371311][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 38.380564][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 38.389866][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 38.399107][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 38.408719][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 38.417890][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.427542][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 38.437093][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 38.446458][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 38.457973][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.467513][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 38.476797][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 38.486109][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 38.495629][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 38.505439][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 38.514814][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 38.524786][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.534124][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 38.543325][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 38.552463][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 38.562022][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.571755][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 38.580908][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 38.590304][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 38.599453][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 38.608612][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 38.617676][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 38.626895][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.636227][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 38.645379][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 38.654437][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 38.663594][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.673447][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 38.682608][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 38.691675][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 38.700841][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 38.709979][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 38.719558][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 38.728707][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.739401][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 38.748704][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 38.757767][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 38.767101][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.776527][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 38.785674][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 38.795247][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 38.804340][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 38.813451][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 38.822845][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 38.831925][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.841523][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 38.850809][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 38.862542][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 38.871701][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.881250][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 38.890529][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 38.899826][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 38.908872][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 38.917936][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 38.927593][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 38.936977][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.946468][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 38.955518][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 38.964738][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 38.974255][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 38.983560][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 38.992839][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 39.002099][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 39.011276][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 39.020552][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 39.030210][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 39.039525][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 39.050599][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 39.059839][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 39.068926][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 39.077995][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 39.087351][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 39.096529][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 39.105615][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 39.114681][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 39.123696][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 39.132873][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 39.142271][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 39.151595][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 39.160909][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 39.170117][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 39.179384][ T525] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 39.189570][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 39.198741][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 39.208158][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 39.217650][ T525] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 39.227649][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 39.237830][ T525] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 39.247825][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 39.258252][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 39.267935][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 39.277270][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 39.286747][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 39.296263][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 39.305413][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 39.314897][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 39.324416][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 39.334516][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 39.343531][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 39.353295][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 39.363520][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 39.373127][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 39.384395][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 39.394073][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 39.403624][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 39.413128][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 39.422423][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 39.431655][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 39.440842][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 39.450085][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 39.459395][ T525] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 39.468822][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 39.477814][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 39.487769][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 39.497040][ T525] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 39.507242][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 39.516508][ T525] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 39.526456][ T525] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 39.536189][ T525] BUG: scheduling while atomic: syz.2.18/525/0x00000004 [ 39.543332][ T525] Modules linked in: [ 39.547446][ T525] Preemption disabled at: [ 39.547468][ T525] [] z_erofs_reload_indexes+0x314/0x450 [ 39.559185][ T525] CPU: 1 PID: 525 Comm: syz.2.18 Tainted: G W syzkaller #0 [ 39.568928][ T525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 39.579608][ T525] Call Trace: [ 39.582997][ T525] __dump_stack+0x21/0x24 [ 39.587335][ T525] dump_stack_lvl+0x1a7/0x208 [ 39.592477][ T525] ? z_erofs_reload_indexes+0x314/0x450 [ 39.598178][ T525] ? show_regs_print_info+0x18/0x18 [ 39.603472][ T525] ? z_erofs_reload_indexes+0x314/0x450 [ 39.609126][ T525] dump_stack+0x15/0x1c [ 39.613535][ T525] __schedule_bug+0x183/0x240 [ 39.618219][ T525] ? __migrate_task+0x190/0x190 [ 39.623167][ T525] __schedule+0xcee/0x13e0 [ 39.627583][ T525] ? __sched_text_start+0x8/0x8 [ 39.632423][ T525] ? task_work_add+0x1b2/0x1e0 [ 39.637179][ T525] schedule+0x13c/0x1d0 [ 39.641326][ T525] exit_to_user_mode_loop+0x4b/0xe0 [ 39.646527][ T525] exit_to_user_mode_prepare+0x76/0xa0 [ 39.652095][ T525] syscall_exit_to_user_mode+0x1d/0x40 [ 39.657734][ T525] do_syscall_64+0x3d/0x40 [ 39.662250][ T525] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.668129][ T525] RIP: 0033:0x7fbb597d1159 [ 39.672563][ T525] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 39.692884][ T525] RSP: 002b:00007fbb59632028 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd [ 39.701672][ T525] RAX: 0000000000000000 RBX: 00007fbb59a58fa0 RCX: 00007fbb597d1159 [ 39.709896][ T525] RDX: 0000000000000000 RSI: 00000000000000ab RDI: 0000000000000004 [ 39.718006][ T525] RBP: 00007fbb5986806b R08: 0000000000000000 R09: 0000000000000000 [ 39.725985][ T525] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 39.733960][ T525] R13: 00007fbb59a59038 R14: 00007fbb59a58fa0 R15: 00007fff14e2ee68 [ 39.834856][ T528] erofs: (device loop2): mounted with root inode @ nid 36. [ 39.844554][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 39.854135][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 39.863762][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 39.873230][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 39.882404][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 39.891708][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 39.901312][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 39.910465][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 39.919614][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 39.929114][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 39.938349][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 39.947677][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 39.957089][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 39.966470][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 39.975738][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 39.985292][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 39.994885][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 40.005140][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 40.014891][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 40.024527][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.034295][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 40.043972][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 40.053109][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 40.062327][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.072534][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 40.081715][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 40.091456][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 40.100619][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 40.110030][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 40.119183][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 40.128739][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.139251][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 40.148566][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 40.157806][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 40.166965][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.176312][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 40.185671][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 40.194929][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 40.204805][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 40.214333][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 40.223561][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 40.232723][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.242297][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 40.251459][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 40.260757][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 40.269915][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.279239][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 40.288872][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 40.298261][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 40.307623][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 40.317178][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 40.326335][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 40.335572][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.344887][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 40.354330][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 40.363550][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 40.373199][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.382732][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 40.392061][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 40.401245][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 40.411478][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 40.420635][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 40.429883][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 40.439554][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.449114][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 40.458293][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 40.467370][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 40.476598][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.486525][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 40.495676][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 40.505062][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 40.514825][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 40.524062][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 40.533338][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 40.542669][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.552081][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 40.561240][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 40.570392][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 40.579600][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.589149][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 40.598576][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 40.607892][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 40.617230][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 40.626274][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 40.635646][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 40.644978][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.654294][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 40.663346][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 40.672397][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 40.681703][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.691029][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 40.700247][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 40.709307][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 40.718367][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 40.727538][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 40.736770][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 40.746102][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.755417][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 40.764526][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 40.773667][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 40.782977][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.792560][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 40.801612][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 40.810844][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 40.819891][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 40.828919][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 40.838093][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 40.847743][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.857419][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 40.866677][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 40.875974][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 40.885160][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.894799][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 40.903892][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 40.913135][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 40.922605][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 40.931840][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 40.941333][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 40.950393][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 40.959717][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 40.968763][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 40.977832][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 40.986985][ T528] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 40.996671][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 41.005814][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 41.015903][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 41.025211][ T528] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 41.035046][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 41.044176][ T528] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 41.053952][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 41.062973][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 41.072047][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 41.081114][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 41.090183][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 41.099309][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 41.108341][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 41.117857][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 41.126966][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 41.136107][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 41.145156][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 41.154454][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 41.163580][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 41.172752][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 41.181968][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 41.191122][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 41.200246][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 41.209653][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 41.218910][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 41.228085][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 41.237779][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 41.246854][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 41.255829][ T528] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 41.265234][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 41.274376][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 41.283313][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 41.292384][ T528] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 41.302396][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 41.311555][ T528] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 41.321389][ T528] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 41.330907][ T528] BUG: scheduling while atomic: syz.2.19/528/0x00000004 [ 41.337973][ T528] Modules linked in: [ 41.341876][ T528] Preemption disabled at: [ 41.341891][ T528] [] z_erofs_reload_indexes+0x314/0x450 [ 41.353608][ T528] CPU: 0 PID: 528 Comm: syz.2.19 Tainted: G W syzkaller #0 [ 41.362191][ T528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 41.372492][ T528] Call Trace: [ 41.375790][ T528] __dump_stack+0x21/0x24 [ 41.380173][ T528] dump_stack_lvl+0x1a7/0x208 [ 41.384887][ T528] ? z_erofs_reload_indexes+0x314/0x450 [ 41.390553][ T528] ? show_regs_print_info+0x18/0x18 [ 41.395745][ T528] ? z_erofs_reload_indexes+0x314/0x450 [ 41.401284][ T528] dump_stack+0x15/0x1c [ 41.405647][ T528] __schedule_bug+0x183/0x240 [ 41.410322][ T528] ? __migrate_task+0x190/0x190 [ 41.415162][ T528] __schedule+0xcee/0x13e0 [ 41.419576][ T528] ? __sched_text_start+0x8/0x8 [ 41.424411][ T528] ? task_work_add+0x1b2/0x1e0 [ 41.429161][ T528] schedule+0x13c/0x1d0 [ 41.433297][ T528] exit_to_user_mode_loop+0x4b/0xe0 [ 41.438479][ T528] exit_to_user_mode_prepare+0x76/0xa0 [ 41.444130][ T528] syscall_exit_to_user_mode+0x1d/0x40 [ 41.449587][ T528] do_syscall_64+0x3d/0x40 [ 41.453994][ T528] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 41.459868][ T528] RIP: 0033:0x7fbb597d1159 [ 41.464268][ T528] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 41.483944][ T528] RSP: 002b:00007fbb59632028 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd [ 41.492354][ T528] RAX: 0000000000000000 RBX: 00007fbb59a58fa0 RCX: 00007fbb597d1159 [ 41.500325][ T528] RDX: 0000000000000000 RSI: 00000000000000ab RDI: 0000000000000004 [ 41.508324][ T528] RBP: 00007fbb5986806b R08: 0000000000000000 R09: 0000000000000000 [ 41.516297][ T528] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 41.524494][ T528] R13: 00007fbb59a59038 R14: 00007fbb59a58fa0 R15: 00007fff14e2ee68 2026/11/03 17:47:51 executed programs: 5 [ 41.594744][ T24] audit: type=1400 audit(1793728071.000:110): avc: denied { write } for pid=439 comm="syz-execprog" path="pipe:[15588]" dev="pipefs" ino=15588 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 41.656650][ T531] erofs: (device loop2): mounted with root inode @ nid 36. [ 41.665863][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 41.675258][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 41.684577][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 41.693928][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 41.703269][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 41.712490][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 41.721812][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 41.730975][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 41.740313][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 41.749628][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 41.758844][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 41.767978][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 41.777200][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 41.786508][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 41.795722][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 41.804980][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 41.814542][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 41.823934][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 41.833044][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 41.842201][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 41.851864][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 41.861149][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 41.870385][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 41.879529][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 41.888949][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 41.898150][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 41.907471][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 41.916701][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 41.926254][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 41.935479][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 41.944657][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 41.953974][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 41.963170][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 41.972373][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 41.981585][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 41.990968][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 42.000106][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 42.009587][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 42.019017][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 42.028269][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 42.037723][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 42.046993][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.056433][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 42.066050][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 42.075215][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 42.084369][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.093884][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 42.103093][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 42.112575][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 42.121729][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 42.130879][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 42.140086][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 42.149671][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.159099][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 42.168448][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 42.178801][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 42.188160][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.198039][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 42.207273][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 42.216515][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 42.225658][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 42.234822][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 42.243997][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 42.253045][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.262599][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 42.271789][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 42.280942][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 42.290207][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.299614][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 42.308715][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 42.317831][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 42.326944][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 42.336474][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 42.345672][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 42.354729][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.364492][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 42.373767][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 42.382831][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 42.392042][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.401626][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 42.411113][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 42.420344][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 42.429404][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 42.438518][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 42.448018][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 42.457577][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.466901][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 42.476173][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 42.485507][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 42.494633][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.504263][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 42.513484][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 42.522679][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 42.531981][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 42.541295][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 42.550354][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 42.559519][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.568862][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 42.578130][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 42.587534][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 42.596774][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.606473][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 42.615553][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 42.625073][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 42.634372][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 42.643558][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 42.652723][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 42.662044][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.671621][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 42.680681][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 42.689723][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 42.698950][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.708555][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 42.717692][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 42.727497][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 42.736751][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 42.745999][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 42.755231][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 42.764388][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.774217][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 42.783642][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 42.792771][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 42.802044][ T531] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 42.811809][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 42.821247][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.830587][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 42.840391][ T531] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 42.850193][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 42.859404][ T531] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 42.869066][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 42.878468][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 42.888049][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 42.897744][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 42.906950][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 42.916531][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 42.925843][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.935379][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 42.944646][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 42.953877][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 42.962900][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 42.972220][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 42.981441][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 42.990699][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 43.000229][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 43.010168][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 43.019512][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 43.029122][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 43.039157][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 43.048340][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 43.057479][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 43.066699][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 43.076553][ T531] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 43.085963][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 43.094960][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 43.103925][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 43.114024][ T531] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 43.123726][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 43.132937][ T531] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 43.142777][ T531] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 43.151780][ T531] handle_bad_sector: 26 callbacks suppressed [ 43.151791][ T531] attempt to access beyond end of device [ 43.151791][ T531] loop2: rw=524288, want=720, limit=16 [ 43.169087][ T531] attempt to access beyond end of device [ 43.169087][ T531] loop2: rw=524288, want=525144, limit=16 [ 43.181175][ T531] attempt to access beyond end of device [ 43.181175][ T531] loop2: rw=524288, want=72, limit=16 [ 43.192820][ T531] attempt to access beyond end of device [ 43.192820][ T531] loop2: rw=524288, want=4104, limit=16 [ 43.204161][ T531] attempt to access beyond end of device [ 43.204161][ T531] loop2: rw=524288, want=14425507848, limit=16 [ 43.216214][ T531] attempt to access beyond end of device [ 43.216214][ T531] loop2: rw=524288, want=1183600, limit=16 [ 43.227606][ T531] attempt to access beyond end of device [ 43.227606][ T531] loop2: rw=524288, want=296, limit=16 [ 43.238926][ T531] attempt to access beyond end of device [ 43.238926][ T531] loop2: rw=524288, want=1048976, limit=16 [ 43.251319][ T531] attempt to access beyond end of device [ 43.251319][ T531] loop2: rw=524288, want=672, limit=16 [ 43.262416][ T531] attempt to access beyond end of device [ 43.262416][ T531] loop2: rw=524288, want=3670472, limit=16 [ 43.274276][ T531] BUG: scheduling while atomic: syz.2.20/531/0x00000004 [ 43.281236][ T531] Modules linked in: [ 43.285175][ T531] Preemption disabled at: [ 43.285196][ T531] [] z_erofs_reload_indexes+0x314/0x450 [ 43.296649][ T531] CPU: 1 PID: 531 Comm: syz.2.20 Tainted: G W syzkaller #0 [ 43.305472][ T531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 43.315919][ T531] Call Trace: [ 43.319230][ T531] __dump_stack+0x21/0x24 [ 43.323549][ T531] dump_stack_lvl+0x1a7/0x208 [ 43.328261][ T531] ? z_erofs_reload_indexes+0x314/0x450 [ 43.333806][ T531] ? show_regs_print_info+0x18/0x18 [ 43.339040][ T531] ? z_erofs_reload_indexes+0x314/0x450 [ 43.344761][ T531] dump_stack+0x15/0x1c [ 43.348931][ T531] __schedule_bug+0x183/0x240 [ 43.353681][ T531] ? __migrate_task+0x190/0x190 [ 43.358539][ T531] __schedule+0xcee/0x13e0 [ 43.362968][ T531] ? __sched_text_start+0x8/0x8 [ 43.367804][ T531] ? task_work_add+0x1b2/0x1e0 [ 43.372759][ T531] schedule+0x13c/0x1d0 [ 43.376913][ T531] exit_to_user_mode_loop+0x4b/0xe0 [ 43.382379][ T531] exit_to_user_mode_prepare+0x76/0xa0 [ 43.388057][ T531] syscall_exit_to_user_mode+0x1d/0x40 [ 43.393518][ T531] do_syscall_64+0x3d/0x40 [ 43.398251][ T531] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.404253][ T531] RIP: 0033:0x7fbb597d1159 [ 43.408753][ T531] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 43.428446][ T531] RSP: 002b:00007fbb59632028 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd [ 43.436851][ T531] RAX: 0000000000000000 RBX: 00007fbb59a58fa0 RCX: 00007fbb597d1159 [ 43.444831][ T531] RDX: 0000000000000000 RSI: 00000000000000ab RDI: 0000000000000004 [ 43.453113][ T531] RBP: 00007fbb5986806b R08: 0000000000000000 R09: 0000000000000000 [ 43.461531][ T531] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 43.469517][ T531] R13: 00007fbb59a59038 R14: 00007fbb59a58fa0 R15: 00007fff14e2ee68 [ 43.548504][ T534] erofs: (device loop2): mounted with root inode @ nid 36. [ 43.562185][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 43.572120][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 43.581667][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 43.590936][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 43.601144][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 43.610299][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 43.619431][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 43.628729][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 43.638053][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 43.647378][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 43.656696][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 43.665854][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 43.675025][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 43.684346][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 43.693646][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 43.703043][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 43.712555][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 43.721806][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 43.730943][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 43.740178][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 43.749490][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 43.758823][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 43.768132][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 43.777262][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 43.786570][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 43.796066][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 43.805395][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 43.814647][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 43.823789][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 43.833942][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 43.843262][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 43.852724][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 43.861865][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 43.871236][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 43.880404][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 43.889855][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 43.899260][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 43.908411][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 43.917726][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 43.926960][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 43.936174][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 43.945320][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 43.954689][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 43.963803][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 43.973120][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 43.982269][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 43.991568][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 44.000794][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 44.010168][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 44.019491][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 44.028647][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 44.038956][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 44.048248][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.057740][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 44.067221][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 44.076553][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 44.085711][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.095580][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 44.104908][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 44.113994][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 44.123513][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 44.133317][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 44.142689][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 44.152619][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.162220][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 44.171633][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 44.180857][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 44.190626][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.200472][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 44.209620][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 44.218794][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 44.228543][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 44.237640][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 44.246992][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 44.257020][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.266513][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 44.276110][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 44.285440][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 44.294578][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.304138][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 44.313406][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 44.322951][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 44.332332][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 44.342242][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 44.351441][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 44.360640][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.370739][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 44.379895][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 44.389459][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 44.399109][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.408611][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 44.417682][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 44.426754][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 44.435888][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 44.444941][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 44.454078][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 44.463181][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.472545][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 44.481740][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 44.491151][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 44.500684][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.510213][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 44.519339][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 44.528497][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 44.537665][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 44.546928][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 44.555969][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 44.565154][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.574943][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 44.584195][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 44.593251][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 44.602373][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.611718][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 44.621170][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 44.630492][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 44.639579][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 44.648729][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 44.658151][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 44.667347][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.676666][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 44.685728][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 44.694803][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 44.703953][ T534] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 44.713937][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 44.723146][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.732578][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 44.741685][ T534] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 44.751511][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 44.760683][ T534] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 44.770948][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 44.780150][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 44.789208][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 44.798523][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 44.807792][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 44.817939][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 44.827175][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.836538][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 44.845633][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 44.855009][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 44.864048][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.873339][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 44.882453][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 44.891526][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 44.900623][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 44.909731][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 44.918802][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.928184][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 44.937385][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 44.946444][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 44.955649][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 44.964934][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 44.974180][ T534] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 44.983467][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 44.992437][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 45.002206][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 45.011227][ T534] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 45.021038][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 45.030209][ T534] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 45.040782][ T534] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 45.050370][ T534] BUG: scheduling while atomic: syz.2.21/534/0x00000004 [ 45.057497][ T534] Modules linked in: [ 45.061410][ T534] Preemption disabled at: [ 45.061428][ T534] [] z_erofs_reload_indexes+0x314/0x450 [ 45.073258][ T534] CPU: 0 PID: 534 Comm: syz.2.21 Tainted: G W syzkaller #0 [ 45.081848][ T534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 45.091977][ T534] Call Trace: [ 45.095318][ T534] __dump_stack+0x21/0x24 [ 45.099743][ T534] dump_stack_lvl+0x1a7/0x208 [ 45.104435][ T534] ? z_erofs_reload_indexes+0x314/0x450 [ 45.110032][ T534] ? show_regs_print_info+0x18/0x18 [ 45.115361][ T534] ? z_erofs_reload_indexes+0x314/0x450 [ 45.120906][ T534] dump_stack+0x15/0x1c [ 45.125150][ T534] __schedule_bug+0x183/0x240 [ 45.129934][ T534] ? __migrate_task+0x190/0x190 [ 45.135390][ T534] __schedule+0xcee/0x13e0 [ 45.139800][ T534] ? __sched_text_start+0x8/0x8 [ 45.144739][ T534] ? task_work_add+0x1b2/0x1e0 [ 45.149591][ T534] schedule+0x13c/0x1d0 [ 45.153765][ T534] exit_to_user_mode_loop+0x4b/0xe0 [ 45.159053][ T534] exit_to_user_mode_prepare+0x76/0xa0 [ 45.164505][ T534] syscall_exit_to_user_mode+0x1d/0x40 [ 45.169958][ T534] do_syscall_64+0x3d/0x40 [ 45.174475][ T534] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 45.180619][ T534] RIP: 0033:0x7fbb597d1159 [ 45.185053][ T534] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 45.204834][ T534] RSP: 002b:00007fbb59632028 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd [ 45.213249][ T534] RAX: 0000000000000000 RBX: 00007fbb59a58fa0 RCX: 00007fbb597d1159 [ 45.221213][ T534] RDX: 0000000000000000 RSI: 00000000000000ab RDI: 0000000000000004 [ 45.229214][ T534] RBP: 00007fbb5986806b R08: 0000000000000000 R09: 0000000000000000 [ 45.237176][ T534] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 45.245139][ T534] R13: 00007fbb59a59038 R14: 00007fbb59a58fa0 R15: 00007fff14e2ee68 [ 45.314635][ T537] erofs: (device loop2): mounted with root inode @ nid 36. [ 45.323045][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 45.332711][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 45.342042][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 45.351194][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 45.360519][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 45.369655][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 45.378788][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 45.388036][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 45.397293][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 45.406711][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 45.415863][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 45.425227][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 45.434652][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 45.445025][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 45.454291][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 45.463893][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 45.473750][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 45.483410][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 45.492674][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 45.501882][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 45.511949][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 45.521684][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 45.531844][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 45.541358][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 45.550954][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 45.560595][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 45.570816][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 45.580154][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 45.589802][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 45.599153][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 45.608408][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 45.617998][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 45.627293][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 45.636785][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 45.646084][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 45.655424][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 45.664573][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 45.673757][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 45.683043][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 45.692365][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 45.701508][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 45.710771][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 45.720195][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 45.729332][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 45.738499][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 45.747843][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 45.757436][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 45.766587][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 45.775729][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 45.784882][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 45.794048][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 45.803271][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 45.812644][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 45.821982][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 45.831203][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 45.840340][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 45.849380][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 45.858844][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 45.868078][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 45.877159][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 45.886198][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 45.895269][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 45.904562][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36 [ 45.913846][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 45.923323][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 92 @ nid 36 [ 45.932563][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 91 @ nid 36 [ 45.941645][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 90 @ nid 36 [ 45.950803][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 45.960442][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 89 @ nid 36 [ 45.969897][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 88 @ nid 36 [ 45.979026][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 87 @ nid 36 [ 45.988134][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 86 @ nid 36 [ 45.997200][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 85 @ nid 36 [ 46.006673][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 84 @ nid 36 [ 46.015903][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.027371][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 83 @ nid 36 [ 46.037212][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 82 @ nid 36 [ 46.046612][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 81 @ nid 36 [ 46.055806][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.065319][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 80 @ nid 36 [ 46.074375][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 79 @ nid 36 [ 46.083494][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 78 @ nid 36 [ 46.092557][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 77 @ nid 36 [ 46.101760][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 76 @ nid 36 [ 46.111011][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 75 @ nid 36 [ 46.120071][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.129401][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 74 @ nid 36 [ 46.138829][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 73 @ nid 36 [ 46.149020][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 72 @ nid 36 [ 46.158695][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.168215][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 71 @ nid 36 [ 46.178052][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 70 @ nid 36 [ 46.187468][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 69 @ nid 36 [ 46.197335][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 68 @ nid 36 [ 46.206574][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 67 @ nid 36 [ 46.215718][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 66 @ nid 36 [ 46.224760][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.234090][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 65 @ nid 36 [ 46.243327][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 64 @ nid 36 [ 46.252503][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 63 @ nid 36 [ 46.261599][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.271348][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 62 @ nid 36 [ 46.280989][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 61 @ nid 36 [ 46.290077][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 60 @ nid 36 [ 46.299367][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 59 @ nid 36 [ 46.308730][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 58 @ nid 36 [ 46.317796][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 57 @ nid 36 [ 46.326844][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.336249][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 56 @ nid 36 [ 46.345634][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 55 @ nid 36 [ 46.354686][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 54 @ nid 36 [ 46.363736][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.373147][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 53 @ nid 36 [ 46.382363][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 52 @ nid 36 [ 46.391678][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 51 @ nid 36 [ 46.401044][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 50 @ nid 36 [ 46.410395][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 49 @ nid 36 [ 46.419478][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 48 @ nid 36 [ 46.429069][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.439073][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 47 @ nid 36 [ 46.448225][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 46 @ nid 36 [ 46.457568][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 44 @ nid 36 [ 46.466654][ T537] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 46.476462][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 43 @ nid 36 [ 46.485818][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.495586][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 41 @ nid 36 [ 46.505198][ T537] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 46.515318][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 35 @ nid 36 [ 46.524460][ T537] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 46.534566][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 34 @ nid 36 [ 46.543915][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 33 @ nid 36 [ 46.553120][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 32 @ nid 36 [ 46.562448][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 31 @ nid 36 [ 46.572071][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 26 @ nid 36 [ 46.581226][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 25 @ nid 36 [ 46.590637][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.600088][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 24 @ nid 36 [ 46.609341][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 23 @ nid 36 [ 46.618422][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 22 @ nid 36 [ 46.627741][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.637152][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 21 @ nid 36 [ 46.646362][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 20 @ nid 36 [ 46.655407][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 19 @ nid 36 [ 46.664566][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 17 @ nid 36 [ 46.673687][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 16 @ nid 36 [ 46.682808][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.692231][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 15 @ nid 36 [ 46.701698][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 14 @ nid 36 [ 46.710892][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 12 @ nid 36 [ 46.719987][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 8 @ nid 36 [ 46.729289][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 7 @ nid 36 [ 46.738255][ T537] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 46.748103][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 6 @ nid 36 [ 46.757570][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 36 [ 46.766902][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 36 [ 46.776022][ T537] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 46.785681][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 36 [ 46.794846][ T537] erofs: (device loop2): z_erofs_extent_lookback: invalid lookback distance 0 @ nid 36 [ 46.804795][ T537] erofs: (device loop2): z_erofs_readahead: readahead error at page 0 @ nid 36 [ 46.814159][ T537] BUG: scheduling while atomic: syz.2.22/537/0x00000004 [ 46.821349][ T537] Modules linked in: [ 46.825287][ T537] Preemption disabled at: [ 46.825307][ T537] [] z_erofs_reload_indexes+0x314/0x450 [ 46.836796][ T537] CPU: 1 PID: 537 Comm: syz.2.22 Tainted: G W syzkaller #0 [ 46.845347][ T537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 46.855412][ T537] Call Trace: [ 46.858707][ T537] __dump_stack+0x21/0x24 [ 46.863211][ T537] dump_stack_lvl+0x1a7/0x208 [ 46.867897][ T537] ? z_erofs_reload_indexes+0x314/0x450 [ 46.873442][ T537] ? show_regs_print_info+0x18/0x18 [ 46.878639][ T537] ? z_erofs_reload_indexes+0x314/0x450 [ 46.884437][ T537] dump_stack+0x15/0x1c [ 46.888758][ T537] __schedule_bug+0x183/0x240 [ 46.893427][ T537] ? __migrate_task+0x190/0x190 [ 46.898271][ T537] __schedule+0xcee/0x13e0 [ 46.902677][ T537] ? __sched_text_start+0x8/0x8 [ 46.907529][ T537] ? task_work_add+0x1b2/0x1e0 [ 46.912366][ T537] schedule+0x13c/0x1d0 [ 46.916513][ T537] exit_to_user_mode_loop+0x4b/0xe0 [ 46.921788][ T537] exit_to_user_mode_prepare+0x76/0xa0 [ 46.927261][ T537] syscall_exit_to_user_mode+0x1d/0x40 [ 46.932904][ T537] do_syscall_64+0x3d/0x40 [ 46.937313][ T537] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 46.943271][ T537] RIP: 0033:0x7fbb597d1159 [ 46.947782][ T537] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 46.967464][ T537] RSP: 002b:00007fbb59632028 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd [ 46.975870][ T537] RAX: 0000000000000000 RBX: 00007fbb59a58fa0 RCX: 00007fbb597d1159 [ 46.983861][ T537] RDX: 0000000000000000 RSI: 00000000000000ab RDI: 0000000000000004 [ 46.991843][ T537] RBP: 00007fbb5986806b R08: 0000000000000000 R09: 0000000000000000 [ 47.000431][ T537] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 47.008574][ T537] R13: 00007fbb59a59038 R14: 00007fbb59a58fa0 R15: 00007fff14e2ee68 2026/11/03 17:47:56 executed programs: 8 [ 47.075357][ T541] erofs: (device loop2): mounted with root inode @ nid 36. [ 47.084598][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 144 @ nid 36 [ 47.093828][ T541] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.103322][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 143 @ nid 36 [ 47.112605][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 142 @ nid 36 [ 47.121816][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 141 @ nid 36 [ 47.131224][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 140 @ nid 36 [ 47.140451][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 139 @ nid 36 [ 47.149796][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 138 @ nid 36 [ 47.159282][ T541] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.168988][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 137 @ nid 36 [ 47.178272][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 136 @ nid 36 [ 47.187444][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 135 @ nid 36 [ 47.196660][ T541] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.206546][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 134 @ nid 36 [ 47.215703][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 133 @ nid 36 [ 47.225146][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 132 @ nid 36 [ 47.234295][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 131 @ nid 36 [ 47.243421][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 130 @ nid 36 [ 47.252829][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 129 @ nid 36 [ 47.262000][ T541] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.271502][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 128 @ nid 36 [ 47.280739][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 127 @ nid 36 [ 47.289903][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 126 @ nid 36 [ 47.299163][ T541] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.308584][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 125 @ nid 36 [ 47.317721][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 124 @ nid 36 [ 47.326843][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 123 @ nid 36 [ 47.336097][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 122 @ nid 36 [ 47.345286][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 121 @ nid 36 [ 47.354706][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 120 @ nid 36 [ 47.363814][ T541] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.373162][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 119 @ nid 36 [ 47.382363][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 118 @ nid 36 [ 47.391529][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 117 @ nid 36 [ 47.400683][ T541] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.409993][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 116 @ nid 36 [ 47.419146][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 115 @ nid 36 [ 47.428452][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 114 @ nid 36 [ 47.437764][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 113 @ nid 36 [ 47.446917][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 112 @ nid 36 [ 47.456055][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 111 @ nid 36 [ 47.465202][ T541] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.474521][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 110 @ nid 36 [ 47.483613][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 109 @ nid 36 [ 47.492750][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 108 @ nid 36 [ 47.502234][ T541] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.511837][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 107 @ nid 36 [ 47.521102][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 106 @ nid 36 [ 47.530239][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 105 @ nid 36 [ 47.539692][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 104 @ nid 36 [ 47.548831][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 103 @ nid 36 [ 47.558149][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 102 @ nid 36 [ 47.567898][ T541] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.577461][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 101 @ nid 36 [ 47.586759][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 100 @ nid 36 [ 47.595993][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 99 @ nid 36 [ 47.605510][ T541] erofs: (device loop2): z_erofs_extent_lookback: bogus lookback distance @ nid 36 [ 47.615244][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 98 @ nid 36 [ 47.624513][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 97 @ nid 36 [ 47.633573][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 96 @ nid 36 [ 47.642967][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 95 @ nid 36 [ 47.652053][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 94 @ nid 36 [ 47.661098][ T541] erofs: (device loop2): z_erofs_readahead: readahead error at page 93 @ nid 36