Warning: Permanently added '10.128.1.205' (ED25519) to the list of known hosts. 2026/03/05 06:31:06 parsed 1 programs [ 44.493551][ T24] kauditd_printk_skb: 30 callbacks suppressed [ 44.493564][ T24] audit: type=1400 audit(1772692267.280:104): avc: denied { unlink } for pid=414 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 44.542665][ T414] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 45.367482][ T440] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.389401][ T24] audit: type=1400 audit(1772692268.180:105): avc: denied { create } for pid=450 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 45.423864][ T440] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.465449][ T440] device bridge_slave_0 entered promiscuous mode [ 45.526105][ T440] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.547067][ T440] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.582154][ T440] device bridge_slave_1 entered promiscuous mode [ 45.691777][ T24] audit: type=1401 audit(1772692268.480:106): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 45.726163][ T440] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.733713][ T440] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.742303][ T440] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.749852][ T440] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.773838][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.782145][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.791095][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.807389][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.816126][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.823570][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.831991][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.842528][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.849929][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.867962][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.877082][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.892901][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.902861][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.912283][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.920536][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.929981][ T440] device veth0_vlan entered promiscuous mode [ 45.939512][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.949124][ T440] device veth1_macvtap entered promiscuous mode [ 45.959323][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.969683][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/03/05 06:31:08 executed programs: 0 [ 46.009724][ T24] audit: type=1400 audit(1772692268.800:107): avc: denied { write } for pid=406 comm="syz-execprog" path="pipe:[14816]" dev="pipefs" ino=14816 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 46.197913][ T480] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.206495][ T480] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.214202][ T480] device bridge_slave_0 entered promiscuous mode [ 46.234853][ T480] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.242641][ T480] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.250796][ T480] device bridge_slave_1 entered promiscuous mode [ 46.290310][ T479] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.298521][ T479] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.306326][ T479] device bridge_slave_0 entered promiscuous mode [ 46.315783][ T479] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.323279][ T479] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.331581][ T479] device bridge_slave_1 entered promiscuous mode [ 46.339094][ T483] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.347828][ T483] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.356287][ T483] device bridge_slave_0 entered promiscuous mode [ 46.366978][ T483] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.375232][ T483] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.383751][ T483] device bridge_slave_1 entered promiscuous mode [ 46.403519][ T482] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.410907][ T482] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.418758][ T482] device bridge_slave_0 entered promiscuous mode [ 46.436226][ T482] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.444018][ T482] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.452523][ T482] device bridge_slave_1 entered promiscuous mode [ 46.476298][ T481] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.483536][ T481] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.491860][ T481] device bridge_slave_0 entered promiscuous mode [ 46.505428][ T481] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.513711][ T481] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.523056][ T481] device bridge_slave_1 entered promiscuous mode [ 46.642489][ T483] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.650135][ T483] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.657636][ T483] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.664788][ T483] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.730526][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.738555][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.748719][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.758305][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.792429][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.802677][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.812608][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.840495][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.849215][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.857615][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.864849][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.872811][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.882501][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.891090][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.900115][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.909440][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.917567][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.934974][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.943940][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.951552][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.980443][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.998721][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.007274][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.015335][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.024306][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.033317][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.042730][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.051811][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.060779][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.069289][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.076688][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.084621][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.095534][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.109674][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.118132][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.130903][ T483] device veth0_vlan entered promiscuous mode [ 47.151081][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.160099][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.168337][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.178084][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.188723][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.197221][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.220115][ T483] device veth1_macvtap entered promiscuous mode [ 47.229976][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.238938][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.248017][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.257326][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.265445][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.273930][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.283879][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.292244][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.300752][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.310579][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.317992][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.326056][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.334580][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.342095][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.350342][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.358558][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.373725][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.382736][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.391075][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.400258][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.409968][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.418506][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.426443][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.435186][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.445844][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.454474][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.482742][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.492171][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.505126][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.514721][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.524162][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.534537][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.553812][ T482] device veth0_vlan entered promiscuous mode [ 47.565670][ T479] device veth0_vlan entered promiscuous mode [ 47.582320][ T480] device veth0_vlan entered promiscuous mode [ 47.590353][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.599356][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.608946][ T500] ====================================================== [ 47.608946][ T500] WARNING: the mand mount option is being deprecated and [ 47.608946][ T500] will be removed in v5.15! [ 47.608946][ T500] ====================================================== [ 47.609028][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.637361][ T500] EXT4-fs (loop3): Ignoring removed nobh option [ 47.651797][ T500] EXT4-fs (loop3): Ignoring removed bh option [ 47.658963][ T500] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.659368][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.682206][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.691532][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.691603][ T500] 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 [ 47.700283][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.728554][ T24] audit: type=1400 audit(1772692270.520:108): avc: denied { mount } for pid=499 comm="syz.3.19" name="/" dev="loop3" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 47.738010][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.782620][ T24] audit: type=1400 audit(1772692270.560:109): avc: denied { read write } for pid=499 comm="syz.3.19" name="file1" dev="loop3" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 47.784576][ T500] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.19: Allocating blocks 497-513 which overlap fs metadata [ 47.808745][ T24] audit: type=1400 audit(1772692270.560:110): avc: denied { open } for pid=499 comm="syz.3.19" path="/0/file1/file1" dev="loop3" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 47.832154][ T504] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.19: Allocating blocks 497-513 which overlap fs metadata [ 47.866366][ T482] device veth1_macvtap entered promiscuous mode [ 47.876210][ T481] device veth0_vlan entered promiscuous mode [ 47.883201][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.891857][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.899397][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.908197][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.916970][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.925895][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.933590][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.934931][ T506] EXT4-fs (loop3): Ignoring removed nobh option [ 47.943552][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.948386][ T506] EXT4-fs (loop3): Ignoring removed bh option [ 47.948405][ T506] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.955236][ T506] 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 [ 47.957352][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.010910][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.019207][ T506] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.21: Allocating blocks 497-513 which overlap fs metadata [ 48.020898][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.035661][ T506] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.21: Allocating blocks 497-513 which overlap fs metadata [ 48.043856][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.066550][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.075692][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 48.084379][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.092506][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.100714][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.113111][ T479] device veth1_macvtap entered promiscuous mode [ 48.140535][ T481] device veth1_macvtap entered promiscuous mode [ 48.148423][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.157892][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.161560][ T511] EXT4-fs (loop3): Ignoring removed nobh option [ 48.174063][ T511] EXT4-fs (loop3): Ignoring removed bh option [ 48.180474][ T511] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.180857][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.202496][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.210778][ T511] 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 [ 48.211615][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.244599][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.254331][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.262703][ T511] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.22: Allocating blocks 497-513 which overlap fs metadata [ 48.263500][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.278050][ T511] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.22: Allocating blocks 497-513 which overlap fs metadata [ 48.286295][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.309113][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.318303][ T480] device veth1_macvtap entered promiscuous mode [ 48.344480][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.353261][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.362135][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.373473][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.377468][ T516] EXT4-fs (loop3): Ignoring removed nobh option [ 48.383522][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.388842][ T516] EXT4-fs (loop3): Ignoring removed bh option [ 48.398239][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.405139][ T516] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.414936][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.436235][ T516] 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 [ 48.489830][ T516] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.23: Allocating blocks 497-513 which overlap fs metadata [ 48.490658][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.506797][ T516] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.23: Allocating blocks 497-513 which overlap fs metadata [ 48.516726][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.532044][ T521] EXT4-fs (loop6): Ignoring removed nobh option [ 48.538232][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.553530][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.556553][ T521] EXT4-fs (loop6): Ignoring removed bh option [ 48.562649][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.568779][ T521] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.577617][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.594837][ T521] 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 [ 48.660393][ T343] device bridge_slave_1 left promiscuous mode [ 48.668767][ T343] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.677119][ T343] device bridge_slave_0 left promiscuous mode [ 48.684735][ T521] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3358: comm syz.6.18: Allocating blocks 497-513 which overlap fs metadata [ 48.699355][ T343] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.707468][ T533] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3358: comm syz.6.18: Allocating blocks 497-513 which overlap fs metadata [ 48.731497][ T527] EXT4-fs (loop4): Ignoring removed nobh option [ 48.738592][ T527] EXT4-fs (loop4): Ignoring removed bh option [ 48.745825][ T529] EXT4-fs (loop3): Ignoring removed nobh option [ 48.746043][ T527] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.758977][ T529] EXT4-fs (loop3): Ignoring removed bh option [ 48.766063][ T343] device veth1_macvtap left promiscuous mode [ 48.778281][ T529] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.779080][ T343] device veth0_vlan left promiscuous mode [ 48.795550][ T527] 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 [ 48.797956][ T529] 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 [ 48.869869][ T531] EXT4-fs (loop5): Ignoring removed nobh option [ 48.876817][ T531] EXT4-fs (loop5): Ignoring removed bh option [ 48.883010][ T531] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.905928][ T536] EXT4-fs (loop0): Ignoring removed nobh option [ 48.913571][ T529] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.24: Allocating blocks 497-513 which overlap fs metadata [ 48.919064][ T527] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3358: comm syz.4.20: Allocating blocks 497-513 which overlap fs metadata [ 48.940040][ T529] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.24: Allocating blocks 497-513 which overlap fs metadata [ 48.949819][ T536] EXT4-fs (loop0): Ignoring removed bh option [ 48.980118][ T531] EXT4-fs (loop5): 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 [ 48.988277][ T536] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.010013][ T548] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3358: comm syz.4.20: Allocating blocks 497-513 which overlap fs metadata [ 49.050751][ T545] EXT4-fs (loop6): Ignoring removed nobh option [ 49.062472][ T531] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3358: comm syz.5.17: Allocating blocks 497-513 which overlap fs metadata [ 49.069615][ T545] EXT4-fs (loop6): Ignoring removed bh option [ 49.086816][ T545] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.113294][ T536] EXT4-fs (loop0): 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 [ 49.113447][ T545] 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 [ 49.169705][ T559] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3358: comm syz.5.17: Allocating blocks 497-513 which overlap fs metadata [ 49.196767][ T536] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3358: comm syz.0.16: Allocating blocks 497-513 which overlap fs metadata [ 49.201919][ T545] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3358: comm syz.6.25: Allocating blocks 497-513 which overlap fs metadata [ 49.228983][ T536] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3358: comm syz.0.16: Allocating blocks 497-513 which overlap fs metadata [ 49.245996][ T545] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3358: comm syz.6.25: Allocating blocks 497-513 which overlap fs metadata [ 49.268049][ T555] EXT4-fs (loop3): Ignoring removed nobh option [ 49.275794][ T555] EXT4-fs (loop3): Ignoring removed bh option [ 49.284822][ T555] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.312147][ T555] 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 [ 49.393968][ T555] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.26: Allocating blocks 497-513 which overlap fs metadata [ 49.409418][ T555] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.26: Allocating blocks 497-513 which overlap fs metadata [ 49.488575][ T585] EXT4-fs (loop6): Ignoring removed nobh option [ 49.495544][ T585] EXT4-fs (loop6): Ignoring removed bh option [ 49.502468][ T585] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.524885][ T564] EXT4-fs (loop5): Ignoring removed nobh option [ 49.527347][ T562] EXT4-fs (loop4): Ignoring removed nobh option [ 49.532069][ T564] EXT4-fs (loop5): Ignoring removed bh option [ 49.548572][ T585] 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 [ 49.551866][ T562] EXT4-fs (loop4): Ignoring removed bh option [ 49.582477][ T562] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.584766][ T564] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.625259][ T603] EXT4-fs (loop0): Ignoring removed nobh option [ 49.625663][ T562] 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 [ 49.634985][ T603] EXT4-fs (loop0): Ignoring removed bh option [ 49.674379][ T603] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.676558][ T562] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3358: comm syz.4.27: Allocating blocks 497-513 which overlap fs metadata [ 49.694041][ T585] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3358: comm syz.6.29: Allocating blocks 497-513 which overlap fs metadata [ 49.703784][ T562] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3358: comm syz.4.27: Allocating blocks 497-513 which overlap fs metadata [ 49.721061][ T564] EXT4-fs (loop5): 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 [ 49.738131][ T608] EXT4-fs (loop3): Ignoring removed nobh option [ 49.767822][ T614] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3358: comm syz.6.29: Allocating blocks 497-513 which overlap fs metadata [ 49.808283][ T608] EXT4-fs (loop3): Ignoring removed bh option [ 49.818616][ T608] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.837376][ T564] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3358: comm syz.5.28: Allocating blocks 497-513 which overlap fs metadata [ 49.854724][ T603] EXT4-fs (loop0): 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 [ 49.855925][ T564] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3358: comm syz.5.28: Allocating blocks 497-513 which overlap fs metadata [ 49.887681][ T608] 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 [ 49.944534][ T603] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3358: comm syz.0.30: Allocating blocks 497-513 which overlap fs metadata [ 49.959849][ T603] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3358: comm syz.0.30: Allocating blocks 497-513 which overlap fs metadata [ 50.033026][ T620] EXT4-fs (loop6): Ignoring removed nobh option [ 50.039957][ T620] EXT4-fs (loop6): Ignoring removed bh option [ 50.040973][ T608] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.31: Allocating blocks 497-513 which overlap fs metadata [ 50.047364][ T620] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.063429][ T608] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.31: Allocating blocks 497-513 which overlap fs metadata [ 50.102930][ T620] 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 [ 50.154946][ T626] EXT4-fs (loop4): Ignoring removed nobh option [ 50.163547][ T626] EXT4-fs (loop4): Ignoring removed bh option [ 50.170555][ T626] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.195802][ T626] 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 [ 50.225361][ T631] EXT4-fs (loop0): Ignoring removed nobh option [ 50.232016][ T631] EXT4-fs (loop0): Ignoring removed bh option [ 50.238454][ T631] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.255813][ T631] EXT4-fs (loop0): 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 [ 50.284748][ T625] EXT4-fs (loop5): Ignoring removed nobh option [ 50.303712][ T625] EXT4-fs (loop5): Ignoring removed bh option [ 50.310645][ T625] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.312535][ T626] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3358: comm syz.4.33: Allocating blocks 497-513 which overlap fs metadata [ 50.334169][ T631] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3358: comm syz.0.35: Allocating blocks 497-513 which overlap fs metadata [ 50.363358][ T620] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3358: comm syz.6.32: Allocating blocks 497-513 which overlap fs metadata [ 50.363566][ T625] EXT4-fs (loop5): 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 [ 50.385031][ T643] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3358: comm syz.4.33: Allocating blocks 497-513 which overlap fs metadata [ 50.410358][ T644] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3358: comm syz.6.32: Allocating blocks 497-513 which overlap fs metadata [ 50.423563][ T631] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3358: comm syz.0.35: Allocating blocks 497-513 which overlap fs metadata [ 50.461288][ T639] EXT4-fs (loop3): Ignoring removed nobh option [ 50.477962][ T625] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3358: comm syz.5.34: Allocating blocks 497-513 which overlap fs metadata [ 50.495220][ T639] EXT4-fs (loop3): Ignoring removed bh option [ 50.505920][ T639] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.510568][ T625] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3358: comm syz.5.34: Allocating blocks 497-513 which overlap fs metadata [ 50.524902][ T639] 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 [ 50.590376][ T639] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.36: Allocating blocks 497-513 which overlap fs metadata [ 50.605656][ T639] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.36: Allocating blocks 497-513 which overlap fs metadata [ 50.692618][ T652] EXT4-fs (loop4): Ignoring removed nobh option [ 50.699353][ T652] EXT4-fs (loop4): Ignoring removed bh option [ 50.705967][ T652] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.721059][ T649] EXT4-fs (loop6): Ignoring removed nobh option [ 50.727113][ T652] 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 [ 50.727635][ T649] EXT4-fs (loop6): Ignoring removed bh option [ 50.759493][ T649] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.775200][ T649] 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 [ 50.804311][ T652] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3358: comm syz.4.38: Allocating blocks 497-513 which overlap fs metadata [ 50.820440][ T652] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3358: comm syz.4.38: Allocating blocks 497-513 which overlap fs metadata [ 50.844504][ T658] EXT4-fs (loop0): Ignoring removed nobh option [ 50.851596][ T658] EXT4-fs (loop0): Ignoring removed bh option [ 50.858206][ T658] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.875193][ T658] EXT4-fs (loop0): 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 [ 50.885003][ T664] EXT4-fs (loop3): Ignoring removed nobh option [ 50.909304][ T664] EXT4-fs (loop3): Ignoring removed bh option [ 50.915990][ T664] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE 2026/03/05 06:31:13 executed programs: 37 [ 50.938767][ T649] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3358: comm syz.6.37: Allocating blocks 497-513 which overlap fs metadata [ 50.954390][ T649] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3358: comm syz.6.37: Allocating blocks 497-513 which overlap fs metadata [ 50.955440][ T664] 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 [ 51.040955][ T657] EXT4-fs (loop5): Ignoring removed nobh option [ 51.047678][ T657] EXT4-fs (loop5): Ignoring removed bh option [ 51.054434][ T657] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.075510][ T657] EXT4-fs (loop5): 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 [ 51.083196][ T658] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3358: comm syz.0.39: Allocating blocks 497-513 which overlap fs metadata [ 51.119365][ T664] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.41: Allocating blocks 497-513 which overlap fs metadata [ 51.137106][ T664] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.41: Allocating blocks 497-513 which overlap fs metadata [ 51.151307][ T671] EXT4-fs (loop4): Ignoring removed nobh option [ 51.159158][ T657] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3358: comm syz.5.40: Allocating blocks 497-513 which overlap fs metadata [ 51.159388][ T671] EXT4-fs (loop4): Ignoring removed bh option [ 51.174769][ T657] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3358: comm syz.5.40: Allocating blocks 497-513 which overlap fs metadata [ 51.199634][ T671] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.199891][ T680] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3358: comm syz.0.39: Allocating blocks 497-513 which overlap fs metadata [ 51.229471][ T671] 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 [ 51.267467][ T678] EXT4-fs (loop6): Ignoring removed nobh option [ 51.274256][ T678] EXT4-fs (loop6): Ignoring removed bh option [ 51.280621][ T678] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.305670][ T678] 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 [ 51.389370][ T671] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3358: comm syz.4.42: Allocating blocks 497-513 which overlap fs metadata [ 51.390352][ T684] EXT4-fs (loop3): Ignoring removed nobh option [ 51.404990][ T671] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3358: comm syz.4.42: Allocating blocks 497-513 which overlap fs metadata [ 51.427203][ T689] EXT4-fs (loop0): Ignoring removed nobh option [ 51.430744][ T684] EXT4-fs (loop3): Ignoring removed bh option [ 51.441340][ T684] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.444822][ T691] EXT4-fs (loop5): Ignoring removed nobh option [ 51.458100][ T678] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3358: comm syz.6.43: Allocating blocks 497-513 which overlap fs metadata [ 51.462143][ T689] EXT4-fs (loop0): Ignoring removed bh option [ 51.476738][ T691] EXT4-fs (loop5): Ignoring removed bh option [ 51.484353][ T695] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3358: comm syz.6.43: Allocating blocks 497-513 which overlap fs metadata [ 51.489976][ T691] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.504710][ T689] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.517834][ T684] 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 [ 51.560369][ T691] EXT4-fs (loop5): 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 [ 51.562252][ T689] EXT4-fs (loop0): 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 [ 51.663273][ T691] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3358: comm syz.5.45: Allocating blocks 497-513 which overlap fs metadata [ 51.667451][ T684] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.44: Allocating blocks 497-513 which overlap fs metadata [ 51.678252][ T691] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3358: comm syz.5.45: Allocating blocks 497-513 which overlap fs metadata [ 51.692845][ T684] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.44: Allocating blocks 497-513 which overlap fs metadata [ 51.722931][ T689] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3358: comm syz.0.46: Allocating blocks 497-513 which overlap fs metadata [ 51.739047][ T689] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3358: comm syz.0.46: Allocating blocks 497-513 which overlap fs metadata [ 52.014546][ T705] EXT4-fs (loop6): Ignoring removed nobh option [ 52.021097][ T702] EXT4-fs (loop4): Ignoring removed nobh option [ 52.024669][ T705] EXT4-fs (loop6): Ignoring removed bh option [ 52.034637][ T705] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.037470][ T702] EXT4-fs (loop4): Ignoring removed bh option [ 52.055092][ T702] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.055628][ T705] 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 [ 52.088185][ T709] EXT4-fs (loop3): Ignoring removed nobh option [ 52.095915][ T702] 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 [ 52.100699][ T709] EXT4-fs (loop3): Ignoring removed bh option [ 52.134208][ T709] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.155402][ T709] 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 [ 52.181205][ T711] EXT4-fs (loop5): Ignoring removed nobh option [ 52.197302][ T702] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3358: comm syz.4.47: Allocating blocks 497-513 which overlap fs metadata [ 52.220403][ T711] EXT4-fs (loop5): Ignoring removed bh option [ 52.221958][ T715] EXT4-fs (loop0): Ignoring removed nobh option [ 52.233779][ T715] EXT4-fs (loop0): Ignoring removed bh option [ 52.238777][ T711] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.239868][ T715] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.260490][ T709] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.50: Allocating blocks 497-513 which overlap fs metadata [ 52.265643][ T705] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3358: comm syz.6.48: Allocating blocks 497-513 which overlap fs metadata [ 52.295573][ T723] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3358: comm syz.3.50: Allocating blocks 497-513 which overlap fs metadata [ 52.309032][ T702] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3358: comm syz.4.47: Allocating blocks 497-513 which overlap fs metadata [ 52.314233][ T715] EXT4-fs (loop0): 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 [ 52.328322][ T722] ------------[ cut here ]------------ [ 52.368715][ T722] kernel BUG at fs/ext4/extents.c:1014! [ 52.368760][ T715] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3358: comm syz.0.51: Allocating blocks 497-513 which overlap fs metadata [ 52.375295][ T722] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 52.391007][ T711] EXT4-fs (loop5): 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 [ 52.396695][ T722] CPU: 1 PID: 722 Comm: syz.6.48 Not tainted syzkaller #0 [ 52.396701][ T722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 52.396719][ T722] RIP: 0010:ext4_ext_insert_index+0x52d/0x530 [ 52.396728][ T722] Code: 4c 89 fa e9 ca fd ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c dd fd ff ff 4c 89 f7 e8 bd e5 d2 ff e9 d0 fd ff ff e8 e3 64 98 ff <0f> 0b 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 81 ec c0 00 00 [ 52.396735][ T722] RSP: 0018:ffffc90001946b20 EFLAGS: 00010293 [ 52.424473][ T729] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3358: comm syz.0.51: Allocating blocks 497-513 which overlap fs metadata [ 52.430976][ T722] RAX: ffffffff81cc516d RBX: ffff888130dc4424 RCX: ffff8881075de2c0 [ 52.500961][ T722] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000 [ 52.509687][ T722] RBP: ffffc90001946b90 R08: ffff8881259f873f R09: 1ffff11024b3f0e7 [ 52.518881][ T722] R10: dffffc0000000000 R11: ffffed1024b3f0e8 R12: 0000000000000000 [ 52.527340][ T722] R13: 00000000000000cb R14: 00000000fffffffe R15: 0000000000000054 [ 52.535491][ T722] FS: 00007f520275b6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 52.545091][ T722] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.552390][ T722] CR2: 000055555e39e8e8 CR3: 0000000126263000 CR4: 00000000003506a0 [ 52.560900][ T722] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.568952][ T722] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.577446][ T722] Call Trace: [ 52.580855][ T722] ext4_ext_insert_extent+0x3948/0x45d0 [ 52.586805][ T722] ? ext4_ext_next_allocated_block+0x2e0/0x2e0 [ 52.592946][ T722] ? get_implied_cluster_alloc+0x526/0x940 [ 52.598742][ T722] ext4_ext_map_blocks+0x17a9/0x5dd0 [ 52.604026][ T722] ? _raw_write_trylock+0x150/0x150 [ 52.609472][ T722] ? _raw_write_unlock+0x2b/0x60 [ 52.614752][ T722] ? ext4_ext_release+0x10/0x10 [ 52.621067][ T722] ? ext4_fc_track_template+0xb5/0x600 [ 52.626935][ T722] ? ext4_fc_track_range+0x260/0x260 [ 52.633194][ T722] ? ext4_es_lookup_extent+0x54c/0x900 [ 52.639230][ T722] ext4_map_blocks+0x985/0x1bd0 [ 52.644180][ T722] ? __kasan_slab_alloc+0xbd/0xf0 [ 52.649327][ T722] ? slab_post_alloc_hook+0x5d/0x2f0 [ 52.654898][ T722] ? kmem_cache_alloc+0x162/0x2d0 [ 52.660025][ T722] ? ext4_issue_zeroout+0x1a0/0x1a0 [ 52.665810][ T722] _ext4_get_block+0x1d1/0x4e0 [ 52.671202][ T722] ? ext4_get_block+0x50/0x50 [ 52.676310][ T722] ? slab_post_alloc_hook+0x7d/0x2f0 [ 52.681793][ T722] ext4_get_block_unwritten+0x2a/0x40 [ 52.687343][ T722] ext4_block_write_begin+0x573/0x1340 [ 52.693101][ T722] ? _ext4_get_block+0x4e0/0x4e0 [ 52.698167][ T722] ? ext4_print_free_blocks+0x2c0/0x2c0 [ 52.703998][ T722] ? __kasan_check_read+0x11/0x20 [ 52.709486][ T722] ? ext4_inode_journal_mode+0x19a/0x480 [ 52.716654][ T722] ext4_write_begin+0x67e/0x1690 [ 52.723250][ T722] ? ext4_readahead+0x110/0x110 [ 52.728187][ T722] ? ext4_get_group_desc+0x25f/0x2b0 [ 52.733951][ T722] ? __kasan_check_read+0x11/0x20 [ 52.739251][ T722] ? mark_buffer_dirty+0x1cc/0x330 [ 52.744583][ T722] ? __ext4_handle_dirty_metadata+0x2eb/0x7f0 [ 52.751050][ T722] ? __kasan_check_write+0x14/0x20 [ 52.757219][ T722] ? ext4_mark_iloc_dirty+0x2b9a/0x3e40 [ 52.763896][ T722] ext4_da_write_begin+0x478/0xf10 [ 52.771486][ T722] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 52.777363][ T722] ? __ext4_journal_stop+0x36/0x1a0 [ 52.783033][ T722] ? ext4_write_end+0x9fc/0xf60 [ 52.788794][ T722] ? iov_iter_advance+0x1f7/0x750 [ 52.796006][ T722] generic_perform_write+0x2ce/0x540 [ 52.802486][ T722] ? preempt_count_add+0x90/0x1b0 [ 52.808753][ T722] ? grab_cache_page_write_begin+0xb0/0xb0 [ 52.815711][ T722] ? down_write+0x110/0x120 [ 52.820806][ T722] ? down_read_killable+0xe0/0xe0 [ 52.826534][ T722] ? generic_write_checks+0x3b3/0x480 [ 52.833170][ T722] ext4_buffered_write_iter+0x4b8/0x640 [ 52.840396][ T722] ext4_file_write_iter+0x53f/0x1980 [ 52.846073][ T722] ? _raw_spin_unlock+0x4d/0x70 [ 52.851395][ T722] ? handle_pte_fault+0x119b/0x3750 [ 52.856883][ T722] ? avc_policy_seqno+0x1b/0x70 [ 52.862014][ T722] ? selinux_file_permission+0x2a5/0x510 [ 52.868486][ T722] ? ext4_file_read_iter+0x530/0x530 [ 52.874953][ T722] ? security_file_permission+0x83/0xa0 [ 52.881134][ T722] ? iov_iter_init+0x3f/0x120 [ 52.886719][ T722] vfs_write+0x758/0xdc0 [ 52.890980][ T722] ? __kasan_check_write+0x14/0x20 [ 52.896234][ T722] ? kernel_write+0x3c0/0x3c0 [ 52.901091][ T722] ? __fget_files+0x2c4/0x320 [ 52.905976][ T722] ? __fdget+0x1a1/0x230 [ 52.910434][ T722] ? __x64_sys_pwrite64+0xf2/0x220 [ 52.915858][ T722] __x64_sys_pwrite64+0x197/0x220 [ 52.921798][ T722] ? ksys_pwrite64+0x1b0/0x1b0 [ 52.927197][ T722] ? debug_smp_processor_id+0x17/0x20 [ 52.933285][ T722] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 52.940174][ T722] ? exit_to_user_mode_prepare+0x2f/0xa0 [ 52.946716][ T722] do_syscall_64+0x31/0x40 [ 52.951146][ T722] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 52.958797][ T722] RIP: 0033:0x7f5202d17079 [ 52.963394][ T722] 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 [ 52.984434][ T722] RSP: 002b:00007f520275b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 [ 52.994286][ T722] RAX: ffffffffffffffda RBX: 00007f5202f43080 RCX: 00007f5202d17079 [ 53.003339][ T722] RDX: 00000000200000c1 RSI: 00002000000000c0 RDI: 0000000000000005 [ 53.013079][ T722] RBP: 00007f5202da9a4c R08: 0000000000000000 R09: 0000000000000000 [ 53.022046][ T722] R10: 0000000000009000 R11: 0000000000000246 R12: 0000000000000000 [ 53.031164][ T722] R13: 0000000000000001 R14: 00007f5202f43080 R15: 00007fff1b635088 [ 53.040474][ T722] Modules linked in: [ 53.048499][ T722] ---[ end trace c21f73d6bb6677f8 ]--- [ 53.054743][ T722] RIP: 0010:ext4_ext_insert_index+0x52d/0x530 [ 53.067303][ T722] Code: 4c 89 fa e9 ca fd ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c dd fd ff ff 4c 89 f7 e8 bd e5 d2 ff e9 d0 fd ff ff e8 e3 64 98 ff <0f> 0b 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 81 ec c0 00 00 [ 53.088832][ T722] RSP: 0018:ffffc90001946b20 EFLAGS: 00010293 [ 53.095655][ T722] RAX: ffffffff81cc516d RBX: ffff888130dc4424 RCX: ffff8881075de2c0 [ 53.103997][ T722] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000 [ 53.112899][ T722] RBP: ffffc90001946b90 R08: ffff8881259f873f R09: 1ffff11024b3f0e7 [ 53.121658][ T722] R10: dffffc0000000000 R11: ffffed1024b3f0e8 R12: 0000000000000000 [ 53.129921][ T711] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3358: comm syz.5.49: Allocating blocks 497-513 which overlap fs metadata [ 53.130548][ T722] R13: 00000000000000cb R14: 00000000fffffffe R15: 0000000000000054 [ 53.145403][ T711] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3358: comm syz.5.49: Allocating blocks 497-513 which overlap fs metadata [ 53.153616][ T722] FS: 00007f520275b6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 53.173218][ T731] EXT4-fs (loop4): Ignoring removed nobh option [ 53.183963][ T731] EXT4-fs (loop4): Ignoring removed bh option [ 53.191502][ T731] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.204489][ T722] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.211327][ T722] CR2: 00007f61b931b000 CR3: 0000000126263000 CR4: 00000000003506a0 [ 53.215990][ T731] 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 [ 53.220601][ T722] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.254286][ T722] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.262713][ T722] Kernel panic - not syncing: Fatal exception [ 53.264789][ T24] audit: type=1400 audit(1772692276.060:111): avc: denied { read } for pid=77 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 53.291755][ T722] Kernel Offset: disabled [ 53.296485][ T722] Rebooting in 86400 seconds..