Warning: Permanently added '10.128.0.92' (ED25519) to the list of known hosts. 2026/01/16 11:51:05 parsed 1 programs Setting up swapspace version 1, size = 127995904 bytes [ 51.101057][ T29] audit: type=1400 audit(1768564265.961:108): avc: denied { unlink } for pid=384 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 51.146765][ T384] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 51.485105][ T395] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.493528][ T395] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.501152][ T395] device bridge_slave_0 entered promiscuous mode [ 51.512727][ T395] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.520187][ T395] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.530837][ T395] device bridge_slave_1 entered promiscuous mode [ 51.540964][ T29] audit: type=1401 audit(1768564266.401:109): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 51.604306][ T395] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.611564][ T395] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.619315][ T395] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.626702][ T395] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.641939][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.649354][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.656767][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.664642][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.672823][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.680958][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.688056][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.696421][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.704785][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.712017][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.720792][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.729473][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.739113][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.747920][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.756215][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.763883][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.771560][ T395] device veth0_vlan entered promiscuous mode [ 51.778492][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.787676][ T395] device veth1_macvtap entered promiscuous mode [ 51.794911][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.803970][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/01/16 11:51:06 executed programs: 0 [ 52.004726][ T447] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.012639][ T447] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.020275][ T447] device bridge_slave_0 entered promiscuous mode [ 52.027780][ T447] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.035881][ T447] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.044059][ T447] device bridge_slave_1 entered promiscuous mode [ 52.057528][ T452] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.065156][ T452] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.072599][ T452] device bridge_slave_0 entered promiscuous mode [ 52.079446][ T452] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.086829][ T452] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.094309][ T452] device bridge_slave_1 entered promiscuous mode [ 52.105291][ T449] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.112531][ T449] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.120076][ T449] device bridge_slave_0 entered promiscuous mode [ 52.128981][ T449] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.136336][ T449] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.143743][ T449] device bridge_slave_1 entered promiscuous mode [ 52.157177][ T450] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.165225][ T450] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.172812][ T450] device bridge_slave_0 entered promiscuous mode [ 52.182909][ T445] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.190484][ T445] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.198199][ T445] device bridge_slave_0 entered promiscuous mode [ 52.205018][ T445] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.212582][ T445] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.219888][ T445] device bridge_slave_1 entered promiscuous mode [ 52.226474][ T450] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.233994][ T450] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.241728][ T450] device bridge_slave_1 entered promiscuous mode [ 52.274519][ T452] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.282023][ T452] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.289511][ T452] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.296941][ T452] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.307899][ T449] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.315720][ T449] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.323175][ T449] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.330332][ T449] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.342543][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.350426][ T357] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.358370][ T357] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.365948][ T357] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.373806][ T357] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.384622][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.397121][ T452] device veth0_vlan entered promiscuous mode [ 52.407978][ T445] device veth0_vlan entered promiscuous mode [ 52.418254][ T447] device veth0_vlan entered promiscuous mode [ 52.424769][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.432742][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.440974][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.449800][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.458137][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.467070][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.475240][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.483853][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.492839][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.501921][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.509654][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.518200][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.526326][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.533811][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.541612][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.549750][ T357] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.556913][ T357] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.564369][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.574345][ T357] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.583161][ T357] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.590882][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.599383][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.608903][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.618383][ T357] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.628001][ T357] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.637356][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.645756][ T357] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.653356][ T357] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.660934][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.669317][ T357] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.677960][ T357] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.685710][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.695010][ T357] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.703719][ T357] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.711416][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.719834][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.728186][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.737910][ T357] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.746313][ T357] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.753959][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.762484][ T357] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.769759][ T357] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.777908][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.786850][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.795348][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.804487][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.813530][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.821451][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.832052][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.840497][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.849198][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.857586][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.866671][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.874979][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.884872][ T452] device veth1_macvtap entered promiscuous mode [ 52.891710][ T445] device veth1_macvtap entered promiscuous mode [ 52.898466][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.906137][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.914561][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.923011][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.933204][ T449] device veth0_vlan entered promiscuous mode [ 52.940350][ T447] device veth1_macvtap entered promiscuous mode [ 52.947694][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.955625][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.964473][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.972939][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.980975][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.989511][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.998096][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.006642][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.014162][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.026306][ T449] device veth1_macvtap entered promiscuous mode [ 53.038606][ T450] device veth0_vlan entered promiscuous mode [ 53.040600][ T498] loop4: detected capacity change from 0 to 1024 [ 53.051550][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.060111][ T498] ======================================================= [ 53.060111][ T498] WARNING: The mand mount option has been deprecated and [ 53.060111][ T498] and is ignored by this kernel. Remove the mand [ 53.060111][ T498] option from the mount to silence this warning. [ 53.060111][ T498] ======================================================= [ 53.060165][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.105747][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.114271][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.114717][ T498] EXT4-fs (loop4): Ignoring removed nobh option [ 53.123415][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.129071][ T498] EXT4-fs (loop4): Ignoring removed bh option [ 53.137873][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.144108][ T498] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.152339][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.172247][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.179646][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.187608][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.188587][ T498] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 53.196501][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.230892][ T29] audit: type=1400 audit(1768564268.081:110): avc: denied { mount } for pid=497 comm="syz.4.21" name="/" dev="loop4" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 53.241415][ T357] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.258090][ T498] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.21: Allocating blocks 497-513 which overlap fs metadata [ 53.260014][ T357] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.281652][ T29] audit: type=1400 audit(1768564268.111:111): avc: denied { read write } for pid=497 comm="syz.4.21" name="file1" dev="loop4" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 53.282217][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.313238][ T29] audit: type=1400 audit(1768564268.111:112): avc: denied { open } for pid=497 comm="syz.4.21" path="/0/file1/file1" dev="loop4" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 53.313682][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.337790][ T502] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.21: Allocating blocks 497-513 which overlap fs metadata [ 53.345055][ T357] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.365708][ T357] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.373371][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.381426][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.389922][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.398756][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.406940][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 53.416387][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.425217][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 53.425695][ T504] loop4: detected capacity change from 0 to 1024 [ 53.433713][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.446468][ T504] EXT4-fs (loop4): Ignoring removed nobh option [ 53.453998][ T504] EXT4-fs (loop4): Ignoring removed bh option [ 53.460146][ T504] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.476521][ T450] device veth1_macvtap entered promiscuous mode [ 53.477455][ T507] loop6: detected capacity change from 0 to 1024 [ 53.489364][ T504] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 53.516022][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 53.525231][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.530612][ T504] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.22: Allocating blocks 497-513 which overlap fs metadata [ 53.533507][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.547726][ T504] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.22: Allocating blocks 497-513 which overlap fs metadata [ 53.554952][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.572069][ T507] EXT4-fs (loop6): Ignoring removed nobh option [ 53.576263][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.586356][ T507] EXT4-fs (loop6): Ignoring removed bh option [ 53.590622][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.597066][ T507] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.607181][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.623207][ T507] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 53.626564][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.661119][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.669665][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.675388][ T507] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.17: Allocating blocks 497-513 which overlap fs metadata [ 53.678751][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.692976][ T507] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.17: Allocating blocks 497-513 which overlap fs metadata [ 53.701289][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.725984][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.726545][ T514] loop4: detected capacity change from 0 to 1024 [ 53.734372][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.748516][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.757003][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.765298][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.773848][ T357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.782355][ T514] EXT4-fs (loop4): Ignoring removed nobh option [ 53.788972][ T514] EXT4-fs (loop4): Ignoring removed bh option [ 53.798436][ T514] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.814097][ T519] loop2: detected capacity change from 0 to 1024 [ 53.817832][ T516] loop6: detected capacity change from 0 to 1024 [ 53.829726][ T514] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 53.840603][ T523] loop3: detected capacity change from 0 to 1024 [ 53.866282][ T514] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.23: Allocating blocks 497-513 which overlap fs metadata [ 53.874915][ T519] EXT4-fs (loop2): Ignoring removed nobh option [ 53.881039][ T516] EXT4-fs (loop6): Ignoring removed nobh option [ 53.886886][ T519] EXT4-fs (loop2): Ignoring removed bh option [ 53.898464][ T525] loop1: detected capacity change from 0 to 1024 [ 53.899553][ T519] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.920982][ T516] EXT4-fs (loop6): Ignoring removed bh option [ 53.921085][ T523] EXT4-fs (loop3): Ignoring removed nobh option [ 53.927286][ T516] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.928182][ T514] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.23: Allocating blocks 497-513 which overlap fs metadata [ 53.954849][ T523] EXT4-fs (loop3): Ignoring removed bh option [ 53.969733][ T523] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.983877][ T519] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 53.992669][ T525] EXT4-fs (loop1): Ignoring removed nobh option [ 54.018030][ T525] EXT4-fs (loop1): Ignoring removed bh option [ 54.026210][ T525] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.042272][ T516] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 54.056582][ T531] loop4: detected capacity change from 0 to 1024 [ 54.075861][ T525] EXT4-fs (loop1): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 54.105575][ T519] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.19: Allocating blocks 497-513 which overlap fs metadata [ 54.109825][ T523] EXT4-fs (loop3): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 54.125515][ T516] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.24: Allocating blocks 497-513 which overlap fs metadata [ 54.157006][ T525] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.18: Allocating blocks 497-513 which overlap fs metadata [ 54.165407][ T536] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.19: Allocating blocks 497-513 which overlap fs metadata [ 54.192279][ T531] EXT4-fs (loop4): Ignoring removed nobh option [ 54.199036][ T531] EXT4-fs (loop4): Ignoring removed bh option [ 54.205910][ T523] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.20: Allocating blocks 497-513 which overlap fs metadata [ 54.220638][ T537] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.24: Allocating blocks 497-513 which overlap fs metadata [ 54.234700][ T531] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.243804][ T525] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.18: Allocating blocks 497-513 which overlap fs metadata [ 54.247656][ T523] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.20: Allocating blocks 497-513 which overlap fs metadata [ 54.278917][ T531] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 54.307326][ T531] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.25: Allocating blocks 497-513 which overlap fs metadata [ 54.321601][ T531] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.25: Allocating blocks 497-513 which overlap fs metadata [ 54.341942][ T543] loop6: detected capacity change from 0 to 1024 [ 54.348775][ T541] loop3: detected capacity change from 0 to 1024 [ 54.357730][ T547] loop2: detected capacity change from 0 to 1024 [ 54.365754][ T545] loop1: detected capacity change from 0 to 1024 [ 54.373460][ T543] EXT4-fs (loop6): Ignoring removed nobh option [ 54.379968][ T543] EXT4-fs (loop6): Ignoring removed bh option [ 54.386280][ T543] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.399976][ T547] EXT4-fs (loop2): Ignoring removed nobh option [ 54.401455][ T545] EXT4-fs (loop1): Ignoring removed nobh option [ 54.413803][ T545] EXT4-fs (loop1): Ignoring removed bh option [ 54.415037][ T550] loop4: detected capacity change from 0 to 1024 [ 54.420246][ T545] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.427036][ T547] EXT4-fs (loop2): Ignoring removed bh option [ 54.445173][ T547] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.448997][ T543] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 54.458629][ T541] EXT4-fs (loop3): Ignoring removed nobh option [ 54.490671][ T545] EXT4-fs (loop1): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 54.491295][ T541] EXT4-fs (loop3): Ignoring removed bh option [ 54.523743][ T543] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.27: Allocating blocks 497-513 which overlap fs metadata [ 54.539455][ T550] EXT4-fs (loop4): Ignoring removed nobh option [ 54.540260][ T543] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.27: Allocating blocks 497-513 which overlap fs metadata [ 54.553313][ T545] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.28: Allocating blocks 497-513 which overlap fs metadata [ 54.566272][ T541] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.589230][ T550] EXT4-fs (loop4): Ignoring removed bh option [ 54.595579][ T550] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.609904][ T547] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 54.610074][ T558] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.28: Allocating blocks 497-513 which overlap fs metadata [ 54.655603][ T561] loop6: detected capacity change from 0 to 1024 [ 54.663303][ T561] EXT4-fs (loop6): Ignoring removed nobh option [ 54.669218][ T547] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.26: Allocating blocks 497-513 which overlap fs metadata [ 54.670998][ T550] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 54.683774][ T561] EXT4-fs (loop6): Ignoring removed bh option [ 54.712531][ T541] EXT4-fs (loop3): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 54.717396][ T547] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.26: Allocating blocks 497-513 which overlap fs metadata [ 54.758794][ T561] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.773349][ T550] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.30: Allocating blocks 497-513 which overlap fs metadata [ 54.789612][ T541] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.29: Allocating blocks 497-513 which overlap fs metadata [ 54.797341][ T550] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.30: Allocating blocks 497-513 which overlap fs metadata [ 54.804476][ T541] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.29: Allocating blocks 497-513 which overlap fs metadata [ 54.831764][ T561] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 54.864571][ T561] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.31: Allocating blocks 497-513 which overlap fs metadata [ 54.879098][ T561] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.31: Allocating blocks 497-513 which overlap fs metadata [ 54.896983][ T570] loop2: detected capacity change from 0 to 1024 [ 54.907946][ T572] loop1: detected capacity change from 0 to 1024 [ 54.915565][ T574] loop4: detected capacity change from 0 to 1024 [ 54.922612][ T576] loop3: detected capacity change from 0 to 1024 [ 54.929926][ T570] EXT4-fs (loop2): Ignoring removed nobh option [ 54.937263][ T570] EXT4-fs (loop2): Ignoring removed bh option [ 54.939715][ T578] loop6: detected capacity change from 0 to 1024 [ 54.944623][ T570] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.952693][ T572] EXT4-fs (loop1): Ignoring removed nobh option [ 54.968900][ T574] EXT4-fs (loop4): Ignoring removed nobh option [ 54.969670][ T576] EXT4-fs (loop3): Ignoring removed nobh option [ 54.982355][ T576] EXT4-fs (loop3): Ignoring removed bh option [ 54.986991][ T574] EXT4-fs (loop4): Ignoring removed bh option [ 54.988788][ T572] EXT4-fs (loop1): Ignoring removed bh option [ 54.998285][ T574] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.001674][ T576] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.026395][ T572] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.031121][ T578] EXT4-fs (loop6): Ignoring removed nobh option [ 55.045817][ T578] EXT4-fs (loop6): Ignoring removed bh option [ 55.054307][ T578] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.068626][ T570] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.081151][ T574] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.103046][ T570] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.33: Allocating blocks 497-513 which overlap fs metadata [ 55.131437][ T572] EXT4-fs (loop1): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.138355][ T570] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.33: Allocating blocks 497-513 which overlap fs metadata [ 55.172726][ T576] EXT4-fs (loop3): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.186294][ T574] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.35: Allocating blocks 497-513 which overlap fs metadata [ 55.218913][ T578] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.247858][ T576] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.34: Allocating blocks 497-513 which overlap fs metadata [ 55.262621][ T576] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.34: Allocating blocks 497-513 which overlap fs metadata [ 55.275548][ T578] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.36: Allocating blocks 497-513 which overlap fs metadata [ 55.280564][ T590] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.35: Allocating blocks 497-513 which overlap fs metadata [ 55.292484][ T578] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.36: Allocating blocks 497-513 which overlap fs metadata [ 55.308853][ T572] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.32: Allocating blocks 497-513 which overlap fs metadata [ 55.336699][ T572] EXT4-fs (loop1): pa ffff88810b93a9c0: logic 128, phys. 385, len 8 [ 55.340787][ T593] loop2: detected capacity change from 0 to 1024 [ 55.344853][ T572] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4887: group 0, free 0, pa_free 1 [ 55.364403][ T593] EXT4-fs (loop2): Ignoring removed nobh option [ 55.370835][ T593] EXT4-fs (loop2): Ignoring removed bh option [ 55.376918][ T593] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.391152][ T593] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.420158][ T593] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.37: Allocating blocks 497-513 which overlap fs metadata [ 55.435614][ T593] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.37: Allocating blocks 497-513 which overlap fs metadata [ 55.452152][ T597] loop6: detected capacity change from 0 to 1024 [ 55.455238][ T602] loop3: detected capacity change from 0 to 1024 [ 55.467163][ T600] loop4: detected capacity change from 0 to 1024 [ 55.467897][ T603] loop1: detected capacity change from 0 to 1024 [ 55.480470][ T597] EXT4-fs (loop6): Ignoring removed nobh option [ 55.487076][ T597] EXT4-fs (loop6): Ignoring removed bh option [ 55.489191][ T602] EXT4-fs (loop3): Ignoring removed nobh option [ 55.494077][ T597] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.506586][ T602] EXT4-fs (loop3): Ignoring removed bh option [ 55.512529][ T603] EXT4-fs (loop1): Ignoring removed nobh option [ 55.518988][ T602] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.525977][ T603] EXT4-fs (loop1): Ignoring removed bh option [ 55.544083][ T603] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.557039][ T600] EXT4-fs (loop4): Ignoring removed nobh option [ 55.561312][ T605] loop2: detected capacity change from 0 to 1024 [ 55.564016][ T597] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.596414][ T600] EXT4-fs (loop4): Ignoring removed bh option [ 55.602988][ T600] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.603538][ T602] EXT4-fs (loop3): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.647250][ T597] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.39: Allocating blocks 497-513 which overlap fs metadata [ 55.655259][ T600] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.664328][ T603] EXT4-fs (loop1): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.692156][ T605] EXT4-fs (loop2): Ignoring removed nobh option [ 55.720201][ T602] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.38: Allocating blocks 497-513 which overlap fs metadata [ 55.738582][ T605] EXT4-fs (loop2): Ignoring removed bh option [ 55.746263][ T605] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.755416][ T603] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.41: Allocating blocks 497-513 which overlap fs metadata [ 55.759486][ T597] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.39: Allocating blocks 497-513 which overlap fs metadata [ 55.786657][ T603] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.41: Allocating blocks 497-513 which overlap fs metadata [ 55.787016][ T602] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.38: Allocating blocks 497-513 which overlap fs metadata [ 55.805704][ T600] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.40: Allocating blocks 497-513 which overlap fs metadata [ 55.826182][ T605] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.829241][ T600] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.40: Allocating blocks 497-513 which overlap fs metadata [ 55.869829][ T8] device bridge_slave_1 left promiscuous mode [ 55.876482][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.876942][ T605] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.42: Allocating blocks 497-513 which overlap fs metadata [ 55.897959][ T8] device bridge_slave_0 left promiscuous mode [ 55.904902][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.905256][ T605] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.42: Allocating blocks 497-513 which overlap fs metadata [ 55.927129][ T8] device veth1_macvtap left promiscuous mode [ 55.933790][ T8] device veth0_vlan left promiscuous mode [ 55.942633][ T619] loop6: detected capacity change from 0 to 1024 [ 55.943845][ T620] loop1: detected capacity change from 0 to 1024 [ 55.960133][ T622] loop3: detected capacity change from 0 to 1024 [ 55.984057][ T619] EXT4-fs (loop6): Ignoring removed nobh option [ 55.986266][ T624] loop4: detected capacity change from 0 to 1024 [ 55.990928][ T619] EXT4-fs (loop6): Ignoring removed bh option [ 56.002800][ T620] EXT4-fs (loop1): Ignoring removed nobh option [ 56.011035][ T626] loop2: detected capacity change from 0 to 1024 [ 56.011529][ T620] EXT4-fs (loop1): Ignoring removed bh option [ 56.020620][ T619] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.027853][ T620] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.052587][ T624] EXT4-fs (loop4): Ignoring removed nobh option [ 56.059210][ T624] EXT4-fs (loop4): Ignoring removed bh option [ 56.065590][ T624] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.066534][ T620] EXT4-fs (loop1): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.079948][ T619] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.109783][ T622] EXT4-fs (loop3): Ignoring removed nobh option [ 56.140138][ T626] EXT4-fs (loop2): Ignoring removed nobh option [ 56.146750][ T626] EXT4-fs (loop2): Ignoring removed bh option [ 56.153007][ T626] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.155533][ T619] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.43: Allocating blocks 497-513 which overlap fs metadata [ 56.165479][ T622] EXT4-fs (loop3): Ignoring removed bh option [ 56.185619][ T622] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.194808][ T620] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.45: Allocating blocks 497-513 which overlap fs metadata [ 56.214650][ T624] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.227758][ T634] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.43: Allocating blocks 497-513 which overlap fs metadata [ 56.256341][ T626] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.257969][ T620] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.45: Allocating blocks 497-513 which overlap fs metadata [ 56.291464][ T626] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.47: Allocating blocks 497-513 which overlap fs metadata [ 56.303408][ T624] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.46: Allocating blocks 497-513 which overlap fs metadata [ 56.326019][ T626] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.47: Allocating blocks 497-513 which overlap fs metadata [ 56.341788][ T622] EXT4-fs (loop3): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.344540][ T624] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.46: Allocating blocks 497-513 which overlap fs metadata [ 56.378658][ T622] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.44: Allocating blocks 497-513 which overlap fs metadata [ 56.396812][ T622] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.44: Allocating blocks 497-513 which overlap fs metadata [ 56.415149][ T640] loop6: detected capacity change from 0 to 1024 [ 56.424109][ T640] EXT4-fs (loop6): Ignoring removed nobh option [ 56.430861][ T640] EXT4-fs (loop6): Ignoring removed bh option [ 56.437205][ T640] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.451060][ T640] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.478434][ T646] loop2: detected capacity change from 0 to 1024 [ 56.485110][ T646] EXT4-fs (loop2): Ignoring removed nobh option [ 56.493449][ T646] EXT4-fs (loop2): Ignoring removed bh option [ 56.499826][ T646] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.499937][ T651] loop4: detected capacity change from 0 to 1024 [ 56.519900][ T640] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.48: Allocating blocks 497-513 which overlap fs metadata [ 56.520207][ T647] loop3: detected capacity change from 0 to 1024 [ 56.539591][ T649] loop1: detected capacity change from 0 to 1024 [ 56.547156][ T649] EXT4-fs (loop1): Ignoring removed nobh option [ 56.547168][ T640] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.48: Allocating blocks 497-513 which overlap fs metadata [ 56.554922][ T649] EXT4-fs (loop1): Ignoring removed bh option [ 56.574697][ T649] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.577345][ T646] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.590350][ T647] EXT4-fs (loop3): Ignoring removed nobh option [ 56.619785][ T646] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.50: Allocating blocks 497-513 which overlap fs metadata [ 56.620641][ T647] EXT4-fs (loop3): Ignoring removed bh option [ 56.640442][ T647] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.641306][ T649] EXT4-fs (loop1): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.679244][ T646] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.50: Allocating blocks 497-513 which overlap fs metadata [ 56.679704][ T651] EXT4-fs (loop4): Ignoring removed nobh option [ 56.701328][ T651] EXT4-fs (loop4): Ignoring removed bh option [ 56.707536][ T651] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.721858][ T649] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.49: Allocating blocks 497-513 which overlap fs metadata [ 56.725004][ T658] loop6: detected capacity change from 0 to 1024 [ 56.743711][ T649] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.49: Allocating blocks 497-513 which overlap fs metadata [ 56.745907][ T647] EXT4-fs (loop3): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.758413][ T658] EXT4-fs (loop6): Ignoring removed nobh option [ 56.796478][ T658] EXT4-fs (loop6): Ignoring removed bh option [ 56.797215][ T647] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.52: Allocating blocks 497-513 which overlap fs metadata [ 56.808620][ T658] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.834457][ T651] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.836172][ T663] loop2: detected capacity change from 0 to 1024 [ 56.866247][ T665] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.52: Allocating blocks 497-513 which overlap fs metadata [ 56.882739][ T651] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.51: Allocating blocks 497-513 which overlap fs metadata [ 56.886463][ T658] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.898170][ T651] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.51: Allocating blocks 497-513 which overlap fs metadata [ 56.938615][ T663] EXT4-fs (loop2): Ignoring removed nobh option [ 56.947432][ T663] EXT4-fs (loop2): Ignoring removed bh option [ 56.953841][ T663] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.967651][ T669] loop1: detected capacity change from 0 to 1024 [ 56.975206][ T658] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.53: Allocating blocks 497-513 which overlap fs metadata [ 56.989578][ T663] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. 2026/01/16 11:51:11 executed programs: 50 [ 56.989582][ T658] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.53: Allocating blocks 497-513 which overlap fs metadata [ 57.033437][ T663] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.54: Allocating blocks 497-513 which overlap fs metadata [ 57.044502][ T673] loop3: detected capacity change from 0 to 1024 [ 57.049710][ T663] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.54: Allocating blocks 497-513 which overlap fs metadata [ 57.070167][ T669] EXT4-fs (loop1): Ignoring removed nobh option [ 57.076650][ T675] loop4: detected capacity change from 0 to 1024 [ 57.083274][ T669] EXT4-fs (loop1): Ignoring removed bh option [ 57.089873][ T669] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.117492][ T673] EXT4-fs (loop3): Ignoring removed nobh option [ 57.123949][ T675] EXT4-fs (loop4): Ignoring removed nobh option [ 57.133542][ T669] EXT4-fs (loop1): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 57.135515][ T677] loop6: detected capacity change from 0 to 1024 [ 57.167204][ T673] EXT4-fs (loop3): Ignoring removed bh option [ 57.174736][ T675] EXT4-fs (loop4): Ignoring removed bh option [ 57.181519][ T677] EXT4-fs (loop6): Ignoring removed nobh option [ 57.186516][ T673] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.194613][ T679] loop2: detected capacity change from 0 to 1024 [ 57.200590][ T675] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.207220][ T677] EXT4-fs (loop6): Ignoring removed bh option [ 57.225118][ T669] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.55: Allocating blocks 497-513 which overlap fs metadata [ 57.225937][ T677] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.241131][ T669] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.55: Allocating blocks 497-513 which overlap fs metadata [ 57.253118][ T675] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 57.270481][ T679] EXT4-fs (loop2): Ignoring removed nobh option [ 57.295340][ T673] EXT4-fs (loop3): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 57.299578][ T679] EXT4-fs (loop2): Ignoring removed bh option [ 57.332327][ T679] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.347655][ T675] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.57: Allocating blocks 497-513 which overlap fs metadata [ 57.347917][ T677] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 57.365522][ T673] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.56: Allocating blocks 497-513 which overlap fs metadata [ 57.390369][ T675] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.57: Allocating blocks 497-513 which overlap fs metadata [ 57.414156][ T677] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.58: Allocating blocks 497-513 which overlap fs metadata [ 57.427430][ T692] loop1: detected capacity change from 0 to 1024 [ 57.437085][ T679] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 57.437118][ T693] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.56: Allocating blocks 497-513 which overlap fs metadata [ 57.480039][ T679] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.59: Allocating blocks 497-513 which overlap fs metadata [ 57.491166][ T692] EXT4-fs (loop1): Ignoring removed nobh option [ 57.495850][ T679] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.59: Allocating blocks 497-513 which overlap fs metadata [ 57.501099][ T692] EXT4-fs (loop1): Ignoring removed bh option [ 57.515965][ T694] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.58: Allocating blocks 497-513 which overlap fs metadata [ 57.538111][ T692] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.561231][ T692] EXT4-fs (loop1): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 57.589838][ T692] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.60: Allocating blocks 497-513 which overlap fs metadata [ 57.614811][ T704] loop6: detected capacity change from 0 to 1024 [ 57.620441][ T699] loop2: detected capacity change from 0 to 1024 [ 57.624127][ T701] loop4: detected capacity change from 0 to 1024 [ 57.634815][ T692] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.60: Allocating blocks 497-513 which overlap fs metadata [ 57.635269][ T705] loop3: detected capacity change from 0 to 1024 [ 57.679750][ T699] EXT4-fs (loop2): Ignoring removed nobh option [ 57.685798][ T704] EXT4-fs (loop6): Ignoring removed nobh option [ 57.686492][ T701] EXT4-fs (loop4): Ignoring removed nobh option [ 57.698671][ T704] EXT4-fs (loop6): Ignoring removed bh option [ 57.704127][ T699] EXT4-fs (loop2): Ignoring removed bh option [ 57.714127][ T707] loop1: detected capacity change from 0 to 1024 [ 57.715603][ T705] EXT4-fs (loop3): Ignoring removed nobh option [ 57.727298][ T701] EXT4-fs (loop4): Ignoring removed bh option [ 57.740003][ T704] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.742760][ T699] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.765308][ T701] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.765335][ T705] EXT4-fs (loop3): Ignoring removed bh option [ 57.780112][ T704] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 57.784424][ T705] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.785700][ T699] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 57.819886][ T701] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 57.849883][ T699] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.61: Allocating blocks 497-513 which overlap fs metadata [ 57.856044][ T704] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.62: Allocating blocks 497-513 which overlap fs metadata [ 57.879362][ T707] EXT4-fs (loop1): Ignoring removed nobh option [ 57.901794][ T705] EXT4-fs (loop3): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 57.915237][ T701] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.64: Allocating blocks 497-513 which overlap fs metadata [ 57.940293][ T707] EXT4-fs (loop1): Ignoring removed bh option [ 57.953997][ T716] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.62: Allocating blocks 497-513 which overlap fs metadata [ 57.960138][ T707] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.984664][ T699] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.61: Allocating blocks 497-513 which overlap fs metadata [ 57.990207][ T705] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.63: Allocating blocks 497-513 which overlap fs metadata [ 58.014739][ T705] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.63: Allocating blocks 497-513 which overlap fs metadata [ 58.030762][ T717] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.64: Allocating blocks 497-513 which overlap fs metadata [ 58.033211][ T707] EXT4-fs (loop1): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 58.085047][ T707] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.65: Allocating blocks 497-513 which overlap fs metadata [ 58.101630][ T707] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.65: Allocating blocks 497-513 which overlap fs metadata [ 58.135514][ T722] loop6: detected capacity change from 0 to 1024 [ 58.146228][ T723] loop2: detected capacity change from 0 to 1024 [ 58.146228][ T726] loop4: detected capacity change from 0 to 1024 [ 58.154590][ T727] loop3: detected capacity change from 0 to 1024 [ 58.166060][ T722] EXT4-fs (loop6): Ignoring removed nobh option [ 58.172644][ T723] EXT4-fs (loop2): Ignoring removed nobh option [ 58.179091][ T722] EXT4-fs (loop6): Ignoring removed bh option [ 58.184110][ T723] EXT4-fs (loop2): Ignoring removed bh option [ 58.191621][ T722] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.197639][ T729] loop1: detected capacity change from 0 to 1024 [ 58.204814][ T723] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.211514][ T727] EXT4-fs (loop3): Ignoring removed nobh option [ 58.227939][ T726] EXT4-fs (loop4): Ignoring removed nobh option [ 58.234561][ T727] EXT4-fs (loop3): Ignoring removed bh option [ 58.242461][ T726] EXT4-fs (loop4): Ignoring removed bh option [ 58.244872][ T727] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.248877][ T726] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.249649][ T722] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 58.263264][ T723] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 58.275402][ T726] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 58.311046][ T729] EXT4-fs (loop1): Ignoring removed nobh option [ 58.364453][ T729] EXT4-fs (loop1): Ignoring removed bh option [ 58.367980][ T722] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.66: Allocating blocks 497-513 which overlap fs metadata [ 58.370806][ T729] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.390440][ T726] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.68: Allocating blocks 497-513 which overlap fs metadata [ 58.401561][ T723] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.67: Allocating blocks 497-513 which overlap fs metadata [ 58.411941][ T727] EXT4-fs (loop3): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 58.434577][ T722] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.66: Allocating blocks 497-513 which overlap fs metadata [ 58.453011][ T739] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.68: Allocating blocks 497-513 which overlap fs metadata [ 58.474532][ T723] EXT4-fs (loop2): pa ffff88810b99b208: logic 128, phys. 385, len 8 [ 58.489059][ T723] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4887: group 0, free 0, pa_free 1 [ 58.499899][ T727] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.69: Allocating blocks 497-513 which overlap fs metadata [ 58.516688][ T729] EXT4-fs (loop1): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 58.547207][ T727] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.69: Allocating blocks 497-513 which overlap fs metadata [ 58.552671][ T729] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.70: Allocating blocks 497-513 which overlap fs metadata [ 58.577380][ T729] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.70: Allocating blocks 497-513 which overlap fs metadata [ 58.629498][ T749] loop2: detected capacity change from 0 to 1024 [ 58.629498][ T748] loop1: detected capacity change from 0 to 1024 [ 58.640637][ T751] loop6: detected capacity change from 0 to 1024 [ 58.644482][ T744] loop4: detected capacity change from 0 to 1024 [ 58.655811][ T745] loop3: detected capacity change from 0 to 1024 [ 58.663807][ T745] EXT4-fs (loop3): Ignoring removed nobh option [ 58.664074][ T744] EXT4-fs (loop4): Ignoring removed nobh option [ 58.670406][ T745] EXT4-fs (loop3): Ignoring removed bh option [ 58.678486][ T749] EXT4-fs (loop2): Ignoring removed nobh option [ 58.684341][ T748] EXT4-fs (loop1): Ignoring removed nobh option [ 58.696711][ T748] EXT4-fs (loop1): Ignoring removed bh option [ 58.697015][ T751] EXT4-fs (loop6): Ignoring removed nobh option [ 58.703543][ T745] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.724422][ T748] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.736838][ T744] EXT4-fs (loop4): Ignoring removed bh option [ 58.743157][ T751] EXT4-fs (loop6): Ignoring removed bh option [ 58.749325][ T744] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.749702][ T751] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.775346][ T749] EXT4-fs (loop2): Ignoring removed bh option [ 58.782102][ T749] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.795064][ T745] EXT4-fs (loop3): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 58.812645][ T744] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 58.842081][ T748] EXT4-fs (loop1): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 58.855869][ T744] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.72: Allocating blocks 497-513 which overlap fs metadata [ 58.888341][ T749] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 58.907159][ T748] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3870: comm syz.1.75: Allocating blocks 497-513 which overlap fs metadata [ 58.919545][ T745] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.74: Allocating blocks 497-513 which overlap fs metadata [ 58.941435][ T749] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.73: Allocating blocks 497-513 which overlap fs metadata [ 58.944499][ T751] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 58.959105][ T749] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3870: comm syz.2.73: Allocating blocks 497-513 which overlap fs metadata [ 58.985032][ T762] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3870: comm syz.4.72: Allocating blocks 497-513 which overlap fs metadata [ 59.013742][ T763] ------------[ cut here ]------------ [ 59.015591][ T751] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.71: Allocating blocks 497-513 which overlap fs metadata [ 59.019476][ T763] kernel BUG at fs/ext4/extents.c:1015! [ 59.036052][ T745] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.74: Allocating blocks 497-513 which overlap fs metadata [ 59.040946][ T763] invalid opcode: 0000 [#1] PREEMPT SMP [ 59.054696][ T751] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3870: comm syz.6.71: Allocating blocks 497-513 which overlap fs metadata [ 59.059338][ T763] CPU: 0 PID: 763 Comm: syz.1.75 Not tainted syzkaller #0 [ 59.059344][ T763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 59.059346][ T763] RIP: 0010:ext4_ext_insert_extent+0x1324/0x13a0 [ 59.098451][ T763] Code: 32 48 05 00 c7 45 cc 8b ff ff ff 5b e9 7d f7 ff ff 44 8b 65 80 4c 89 7d 88 e9 49 fd ff ff c7 45 b0 ff ff ff ff e9 c6 f7 ff ff <0f> 0b 49 c7 c1 1f ff c7 82 45 31 c0 31 c9 ba f2 03 00 00 48 c7 c6 [ 59.118745][ T763] RSP: 0018:ffffc90000fb3680 EFLAGS: 00010282 [ 59.124897][ T763] RAX: 00000000fffffffe RBX: ffff88811e327b70 RCX: ffff88811e6f0400 [ 59.133884][ T763] RDX: fffffffffffffffe RSI: ffff88811e6f07f0 RDI: ffff888108e8c7e8 [ 59.142113][ T763] RBP: ffffc90000fb3730 R08: ffff88811b11cd00 R09: 0000000000000001 [ 59.150181][ T763] R10: ffff888114b1a000 R11: 0000000000000000 R12: 0000000000000002 [ 59.158147][ T763] R13: ffff88811b144c98 R14: 0000000000000001 R15: ffff88811e6f0424 [ 59.166415][ T763] FS: 00007f60d295a6c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 59.175889][ T763] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.182684][ T763] CR2: 00007f60d2959f98 CR3: 000000011e202000 CR4: 00000000003506b0 [ 59.190763][ T763] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.199187][ T763] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.207243][ T763] Call Trace: [ 59.210611][ T763] [ 59.213580][ T763] ? sysfs_create_file_ns+0x42/0x90 [ 59.218812][ T763] ext4_ext_map_blocks+0x5d5/0x19a0 [ 59.224298][ T763] ? debug_smp_processor_id+0x17/0x20 [ 59.229772][ T763] ? __es_find_extent_range+0xe9/0x110 [ 59.235448][ T763] ? _raw_write_unlock+0x11/0x30 [ 59.240394][ T763] ? ext4_es_insert_extent+0x44a/0x610 [ 59.245849][ T763] ? _raw_read_unlock+0x17/0x30 [ 59.250793][ T763] ? ext4_es_lookup_extent+0x1b8/0x240 [ 59.256244][ T763] ext4_map_blocks+0x194/0x5a0 [ 59.261269][ T763] ? __add_to_page_cache_locked+0x1c2/0x330 [ 59.267173][ T763] _ext4_get_block+0x8e/0x110 [ 59.271927][ T763] ext4_get_block_unwritten+0xe/0x10 [ 59.277378][ T763] ext4_block_write_begin+0x178/0x570 [ 59.282741][ T763] ? __ext4_block_zero_page_range+0x390/0x390 [ 59.289803][ T763] ? __ext4_journal_start_sb+0x30/0x120 [ 59.295580][ T763] ext4_write_begin+0x1fa/0x680 [ 59.300711][ T763] ? __getblk_gfp+0x1d/0x60 [ 59.305228][ T763] ? __ext4_get_inode_loc+0x10d/0x480 [ 59.310819][ T763] ? __this_cpu_preempt_check+0x13/0x20 [ 59.316448][ T763] ? __ext4_handle_dirty_metadata+0x114/0x1c0 [ 59.322604][ T763] ? ext4_mark_iloc_dirty+0x613/0xb80 [ 59.328558][ T763] ext4_da_write_begin+0x1f2/0x400 [ 59.333764][ T763] ? ext4_write_end+0x1cb/0x430 [ 59.339023][ T763] ? ext4_da_write_end+0x191/0x2c0 [ 59.344138][ T763] ? fault_in_readable+0x55/0xa0 [ 59.349184][ T763] generic_perform_write+0xbb/0x250 [ 59.354974][ T763] ext4_buffered_write_iter+0x9f/0x160 [ 59.360970][ T763] ext4_file_write_iter+0x5b/0x670 [ 59.366638][ T763] ? do_handle_mm_fault+0x229/0x2e0 [ 59.372279][ T763] new_sync_write+0x105/0x190 [ 59.377041][ T763] vfs_write+0x23c/0x2e0 [ 59.381568][ T763] __x64_sys_pwrite64+0x87/0xc0 [ 59.386421][ T763] x64_sys_call+0x904/0x990 [ 59.391018][ T763] do_syscall_64+0x33/0x80 [ 59.395903][ T763] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 59.402058][ T763] RIP: 0033:0x7f60d2b0b749 [ 59.406979][ T763] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 59.427718][ T763] RSP: 002b:00007f60d295a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 [ 59.436224][ T763] RAX: ffffffffffffffda RBX: 00007f60d2d62090 RCX: 00007f60d2b0b749 [ 59.444770][ T763] RDX: 00000000200000c1 RSI: 00002000000000c0 RDI: 0000000000000005 [ 59.453119][ T763] RBP: 00007f60d2b8ff91 R08: 0000000000000000 R09: 0000000000000000 [ 59.461344][ T763] R10: 0000000000009000 R11: 0000000000000246 R12: 0000000000000000 [ 59.469507][ T763] R13: 00007f60d2d62128 R14: 00007f60d2d62090 R15: 00007ffd48b53078 [ 59.477743][ T763] [ 59.480810][ T763] Modules linked in: [ 59.485228][ T763] ---[ end trace f6dc5c04d0daa612 ]--- [ 59.491032][ T763] RIP: 0010:ext4_ext_insert_extent+0x1324/0x13a0 [ 59.497871][ T763] Code: 32 48 05 00 c7 45 cc 8b ff ff ff 5b e9 7d f7 ff ff 44 8b 65 80 4c 89 7d 88 e9 49 fd ff ff c7 45 b0 ff ff ff ff e9 c6 f7 ff ff <0f> 0b 49 c7 c1 1f ff c7 82 45 31 c0 31 c9 ba f2 03 00 00 48 c7 c6 [ 59.518274][ T763] RSP: 0018:ffffc90000fb3680 EFLAGS: 00010282 [ 59.525416][ T763] RAX: 00000000fffffffe RBX: ffff88811e327b70 RCX: ffff88811e6f0400 [ 59.534102][ T763] RDX: fffffffffffffffe RSI: ffff88811e6f07f0 RDI: ffff888108e8c7e8 [ 59.536989][ T766] loop2: detected capacity change from 0 to 1024 [ 59.552245][ T769] loop3: detected capacity change from 0 to 1024 [ 59.559496][ T769] EXT4-fs (loop3): Ignoring removed nobh option [ 59.568112][ T769] EXT4-fs (loop3): Ignoring removed bh option [ 59.575815][ T763] RBP: ffffc90000fb3730 R08: ffff88811b11cd00 R09: 0000000000000001 [ 59.584193][ T769] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.590833][ T772] loop6: detected capacity change from 0 to 1024 [ 59.598270][ T771] loop4: detected capacity change from 0 to 1024 [ 59.603989][ T763] R10: ffff888114b1a000 R11: 0000000000000000 R12: 0000000000000002 [ 59.621292][ T766] EXT4-fs (loop2): Ignoring removed nobh option [ 59.627656][ T766] EXT4-fs (loop2): Ignoring removed bh option [ 59.627809][ T763] R13: ffff88811b144c98 R14: 0000000000000001 R15: ffff88811e6f0424 [ 59.634381][ T766] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.643733][ T763] FS: 00007f60d295a6c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 59.660968][ T769] EXT4-fs (loop3): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 59.664915][ T763] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.698850][ T769] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.78: Allocating blocks 497-513 which overlap fs metadata [ 59.700884][ T763] CR2: 00007f7142192000 CR3: 000000011e202000 CR4: 00000000003506b0 [ 59.716644][ T769] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3870: comm syz.3.78: Allocating blocks 497-513 which overlap fs metadata [ 59.724069][ T772] EXT4-fs (loop6): Ignoring removed nobh option [ 59.737944][ T763] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.744499][ T772] EXT4-fs (loop6): Ignoring removed bh option [ 59.753783][ T771] EXT4-fs (loop4): Ignoring removed nobh option [ 59.765063][ T771] EXT4-fs (loop4): Ignoring removed bh option [ 59.766456][ T766] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 59.771853][ T763] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.801142][ T771] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.806942][ T763] Kernel panic - not syncing: Fatal exception [ 59.825896][ T763] Kernel Offset: disabled [ 59.830364][ T763] Rebooting in 86400 seconds..