Warning: Permanently added '10.128.1.140' (ED25519) to the list of known hosts. 1970/01/01 00:01:06 parsed 1 programs [ 67.437234][ T4449] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 69.624960][ T2064] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.626007][ T2064] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.633948][ T21] cfg80211: failed to load regulatory.db [ 70.457290][ T4467] chnl_net:caif_netlink_parms(): no params data found [ 70.479059][ T4467] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.480247][ T4467] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.481755][ T4467] device bridge_slave_0 entered promiscuous mode [ 70.484089][ T4467] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.485353][ T4467] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.486849][ T4467] device bridge_slave_1 entered promiscuous mode [ 70.495603][ T4467] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.498039][ T4467] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.506311][ T4467] team0: Port device team_slave_0 added [ 70.508133][ T4467] team0: Port device team_slave_1 added [ 70.515400][ T4467] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.516550][ T4467] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 70.520542][ T4467] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.522856][ T4467] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.524291][ T4467] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 70.528314][ T4467] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.574288][ T4467] device hsr_slave_0 entered promiscuous mode [ 70.623289][ T4467] device hsr_slave_1 entered promiscuous mode [ 71.158938][ T4467] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.194334][ T4467] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.224528][ T4467] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.284297][ T4467] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.330562][ T4467] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.331794][ T4467] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.333112][ T4467] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.334237][ T4467] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.386620][ T4467] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.390993][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.392659][ T977] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.394656][ T977] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.396485][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 71.401010][ T4467] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.414799][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.416441][ T977] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.417606][ T977] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.426817][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.434103][ T977] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.435338][ T977] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.444846][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.446777][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.449702][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.451372][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.456069][ T4467] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.457583][ T4467] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.462442][ T497] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.464153][ T497] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.465998][ T497] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.467543][ T497] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.468997][ T497] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.518396][ T4467] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.524374][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.525742][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.528171][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.529738][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.537081][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.538675][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.540424][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.541880][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.551001][ T4467] device veth0_vlan entered promiscuous mode [ 71.557477][ T4467] device veth1_vlan entered promiscuous mode [ 71.567069][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.568573][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.570010][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.571459][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.575042][ T4467] device veth0_macvtap entered promiscuous mode [ 71.577716][ T4467] device veth1_macvtap entered promiscuous mode [ 71.590335][ T4467] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.600148][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.601829][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.603566][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.605088][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.608435][ T4467] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.610568][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.612276][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.614946][ T4467] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.616401][ T4467] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.617895][ T4467] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.619343][ T4467] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.178852][ T136] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.259565][ T497] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.260830][ T497] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.262117][ T497] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 72.276695][ T359] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.277976][ T359] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.279204][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 74.726684][ T136] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.086848][ T136] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.137352][ T136] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:17 executed programs: 0 [ 77.605670][ T4898] chnl_net:caif_netlink_parms(): no params data found [ 77.627118][ T4898] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.628305][ T4898] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.629896][ T4898] device bridge_slave_0 entered promiscuous mode [ 77.632135][ T4898] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.633765][ T4898] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.635370][ T4898] device bridge_slave_1 entered promiscuous mode [ 77.644455][ T4898] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.647786][ T4898] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.656605][ T4898] team0: Port device team_slave_0 added [ 77.658567][ T4898] team0: Port device team_slave_1 added [ 77.666708][ T4898] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.667827][ T4898] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 77.671937][ T4898] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.674622][ T4898] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.675766][ T4898] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 77.680144][ T4898] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.714781][ T4898] device hsr_slave_0 entered promiscuous mode [ 77.753371][ T4898] device hsr_slave_1 entered promiscuous mode [ 77.803935][ T4898] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 77.805209][ T4898] Cannot create hsr debugfs directory [ 78.280420][ T4898] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 78.315228][ T4898] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 78.364509][ T4898] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 78.385298][ T4898] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 78.440679][ T4898] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.441823][ T4898] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.443180][ T4898] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.444289][ T4898] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.480085][ T4898] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.486358][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.488783][ T359] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.491320][ T359] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.495017][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 78.499475][ T4898] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.506018][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.507518][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.508655][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.510012][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.511466][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.512572][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.531541][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.535393][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.539793][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.548609][ T4898] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 78.550200][ T4898] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 78.554319][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.555791][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.557796][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.609797][ T4898] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.614268][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.615623][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.620852][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.622597][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.645368][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.646862][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.648584][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.650266][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.653053][ T4898] device veth0_vlan entered promiscuous mode [ 78.657951][ T4898] device veth1_vlan entered promiscuous mode [ 78.667770][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.669272][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.670790][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.672307][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.677994][ T4898] device veth0_macvtap entered promiscuous mode [ 78.680490][ T4898] device veth1_macvtap entered promiscuous mode [ 78.686292][ T4898] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.687831][ T4898] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.690133][ T4898] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.691443][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.694033][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.695666][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.701600][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.705861][ T4898] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 78.707644][ T4898] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.709708][ T4898] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.710905][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.712611][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.716377][ T4898] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.717703][ T4898] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.719007][ T4898] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.720390][ T4898] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.752169][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.753537][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.755363][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 78.767335][ T977] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.768658][ T977] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.770215][ T977] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 78.800229][ T5024] loop0: detected capacity change from 0 to 512 [ 78.823562][ T5024] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 78.848977][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 78.859790][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 78.861477][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 78.864595][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 78.868469][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 78.869923][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 78.871706][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 78.873803][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 78.875287][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 78.876760][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 78.878186][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 78.879730][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 78.882236][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 78.885208][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 78.889005][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 78.890496][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 78.891916][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 78.893469][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 78.894978][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 78.896466][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 78.898051][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 78.899552][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 78.901018][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 78.902730][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 78.905882][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 78.907826][ T4898] ------------[ cut here ]------------ [ 78.908732][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 78.909855][ T4898] Modules linked in: [ 78.910396][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Not tainted syzkaller #0 [ 78.911675][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 78.913126][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.914277][ T4898] pc : drop_nlink+0xe8/0x140 [ 78.914961][ T4898] lr : drop_nlink+0xe8/0x140 [ 78.915691][ T4898] sp : ffff80001f1b7ac0 [ 78.916296][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c47538a x27: dfff800000000000 [ 78.917600][ T4898] x26: 1fffe0001da0a02b x25: 0000000000000000 x24: ffff80001f1b7b00 [ 78.918927][ T4898] x23: 1fffe0001da0a436 x22: dfff800000000000 x21: 0000000000000000 [ 78.920251][ T4898] x20: ffff0000ed0521b0 x19: ffff0000ed052168 x18: 0000000000000000 [ 78.921456][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 78.922645][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 78.924010][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 78.925347][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 000000000000004e [ 78.926620][ T4898] x5 : ffff0000ed0521f0 x4 : ffff0000ed0501c0 x3 : ffff800008dd7870 [ 78.927908][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 78.929225][ T4898] Call trace: [ 78.929742][ T4898] drop_nlink+0xe8/0x140 [ 78.930455][ T4898] ext2_unlink+0x150/0x1b4 [ 78.931141][ T4898] vfs_unlink+0x2e0/0x4f4 [ 78.931844][ T4898] do_unlinkat+0x328/0x618 [ 78.932595][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 78.933397][ T4898] invoke_syscall+0x98/0x2b0 [ 78.934173][ T4898] el0_svc_common+0x138/0x258 [ 78.934860][ T4898] do_el0_svc+0x58/0x13c [ 78.935533][ T4898] el0_svc+0x78/0x1d0 [ 78.936160][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 78.936916][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 78.937692][ T4898] irq event stamp: 178204 [ 78.938349][ T4898] hardirqs last enabled at (178203): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 78.940195][ T4898] hardirqs last disabled at (178204): [] el1_dbg+0x24/0x80 [ 78.941509][ T4898] softirqs last enabled at (178026): [] local_bh_enable+0x10/0x34 [ 78.942926][ T4898] softirqs last disabled at (178024): [] local_bh_disable+0x10/0x34 [ 78.944487][ T4898] ---[ end trace d53cf66031ec9c59 ]--- [ 79.025696][ T5039] loop0: detected capacity change from 0 to 512 [ 79.028311][ T5039] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 79.036227][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 79.038208][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 79.039681][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 79.041139][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 79.042573][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 79.044773][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 79.046229][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 79.047798][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 79.049307][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 79.050903][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 79.052373][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 79.054946][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 79.056803][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 79.058577][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 79.061182][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 79.062644][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 79.064778][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 79.066384][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 79.067743][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 79.069255][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 79.070667][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 79.072236][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 79.074877][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 79.076492][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 79.078112][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 79.080128][ T4898] ------------[ cut here ]------------ [ 79.080998][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 79.082342][ T4898] Modules linked in: [ 79.082954][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.084298][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 79.085794][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.086947][ T4898] pc : drop_nlink+0xe8/0x140 [ 79.087623][ T4898] lr : drop_nlink+0xe8/0x140 [ 79.088272][ T4898] sp : ffff80001f1b7ac0 [ 79.088897][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c43d2fd x27: dfff800000000000 [ 79.090248][ T4898] x26: 1fffe0001c41802b x25: 0000000000000000 x24: ffff80001f1b7b00 [ 79.091654][ T4898] x23: 1fffe0001c418436 x22: dfff800000000000 x21: 0000000000000000 [ 79.093004][ T4898] x20: ffff0000e20c21b0 x19: ffff0000e20c2168 x18: 0000000000000000 [ 79.094276][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 79.095583][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 79.096842][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 79.097981][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 000000000000004f [ 79.099167][ T4898] x5 : ffff0000e20c21f0 x4 : ffff0000e20c01c0 x3 : ffff800008dd7870 [ 79.100338][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 79.101602][ T4898] Call trace: [ 79.102163][ T4898] drop_nlink+0xe8/0x140 [ 79.102876][ T4898] ext2_unlink+0x150/0x1b4 [ 79.103611][ T4898] vfs_unlink+0x2e0/0x4f4 [ 79.104242][ T4898] do_unlinkat+0x328/0x618 [ 79.104899][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 79.105678][ T4898] invoke_syscall+0x98/0x2b0 [ 79.106380][ T4898] el0_svc_common+0x138/0x258 [ 79.107127][ T4898] do_el0_svc+0x58/0x13c [ 79.107764][ T4898] el0_svc+0x78/0x1d0 [ 79.108429][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 79.109235][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 79.109891][ T4898] irq event stamp: 186200 [ 79.110516][ T4898] hardirqs last enabled at (186199): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 79.112381][ T4898] hardirqs last disabled at (186200): [] el1_dbg+0x24/0x80 [ 79.113835][ T4898] softirqs last enabled at (186036): [] local_bh_enable+0x10/0x34 [ 79.115284][ T4898] softirqs last disabled at (186034): [] local_bh_disable+0x10/0x34 [ 79.116897][ T4898] ---[ end trace d53cf66031ec9c5a ]--- [ 79.164475][ T5041] loop0: detected capacity change from 0 to 512 [ 79.167214][ T5041] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 79.172794][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 79.175241][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 79.176809][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 79.178744][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 79.180484][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 79.181943][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 79.184090][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 79.185636][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 79.187204][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 79.188632][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 79.190095][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 79.191738][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 79.195487][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 79.197044][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 79.199611][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 79.201123][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 79.202476][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 79.204301][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 79.205712][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 79.207090][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 79.208468][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 79.209889][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 79.211409][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 79.213008][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 79.216736][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 79.218870][ T4898] ------------[ cut here ]------------ [ 79.219738][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 79.220973][ T4898] Modules linked in: [ 79.221584][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.222896][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 79.224427][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.225664][ T4898] pc : drop_nlink+0xe8/0x140 [ 79.226398][ T4898] lr : drop_nlink+0xe8/0x140 [ 79.227088][ T4898] sp : ffff80001f1b7ac0 [ 79.227802][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c42a241 x27: dfff800000000000 [ 79.229193][ T4898] x26: 1fffe0001c4184ff x25: 0000000000000000 x24: ffff80001f1b7b00 [ 79.230523][ T4898] x23: 1fffe0001da0a504 x22: dfff800000000000 x21: 0000000000000000 [ 79.231839][ T4898] x20: ffff0000ed052820 x19: ffff0000ed0527d8 x18: 0000000000000000 [ 79.233210][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 79.234460][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 79.235772][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 79.237017][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 000000000000004f [ 79.238384][ T4898] x5 : ffff0000ed052860 x4 : ffff0000e20c2860 x3 : ffff800008dd7870 [ 79.239582][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 79.240678][ T4898] Call trace: [ 79.241120][ T4898] drop_nlink+0xe8/0x140 [ 79.241738][ T4898] ext2_unlink+0x150/0x1b4 [ 79.242405][ T4898] vfs_unlink+0x2e0/0x4f4 [ 79.243119][ T4898] do_unlinkat+0x328/0x618 [ 79.243871][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 79.244640][ T4898] invoke_syscall+0x98/0x2b0 [ 79.245407][ T4898] el0_svc_common+0x138/0x258 [ 79.246131][ T4898] do_el0_svc+0x58/0x13c [ 79.246802][ T4898] el0_svc+0x78/0x1d0 [ 79.247459][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 79.248316][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 79.249011][ T4898] irq event stamp: 193594 [ 79.249667][ T4898] hardirqs last enabled at (193593): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 79.251293][ T4898] hardirqs last disabled at (193594): [] el1_dbg+0x24/0x80 [ 79.252646][ T4898] softirqs last enabled at (193436): [] local_bh_enable+0x10/0x34 [ 79.254103][ T4898] softirqs last disabled at (193434): [] local_bh_disable+0x10/0x34 [ 79.255521][ T4898] ---[ end trace d53cf66031ec9c5b ]--- [ 79.311736][ T5043] loop0: detected capacity change from 0 to 512 [ 79.346519][ T5043] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 79.353877][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 79.355837][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 79.357591][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 79.359377][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 79.360831][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 79.362382][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 79.364263][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 79.365731][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 79.367151][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 79.368669][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 79.370205][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 79.371664][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 79.373730][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 79.375503][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 79.378118][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 79.379550][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 79.381058][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 79.382619][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 79.385819][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 79.387310][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 79.388867][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 79.390310][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 79.391848][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 79.395081][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 79.396706][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 79.398765][ T4898] ------------[ cut here ]------------ [ 79.399630][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 79.401064][ T4898] Modules linked in: [ 79.401810][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.403380][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 79.405114][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.406426][ T4898] pc : drop_nlink+0xe8/0x140 [ 79.407173][ T4898] lr : drop_nlink+0xe8/0x140 [ 79.407941][ T4898] sp : ffff80001f1b7ac0 [ 79.408648][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8f6a12 x27: dfff800000000000 [ 79.410035][ T4898] x26: 1fffe0001c418905 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 79.411218][ T4898] x23: 1fffe0001da0a90a x22: dfff800000000000 x21: 0000000000000000 [ 79.412632][ T4898] x20: ffff0000ed054850 x19: ffff0000ed054808 x18: 0000000000000000 [ 79.413993][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 79.415213][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 79.416433][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 79.417591][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 000000000000004f [ 79.418868][ T4898] x5 : ffff0000ed054890 x4 : ffff0000e20c4890 x3 : ffff800008dd7870 [ 79.420052][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 79.421316][ T4898] Call trace: [ 79.421899][ T4898] drop_nlink+0xe8/0x140 [ 79.422629][ T4898] ext2_unlink+0x150/0x1b4 [ 79.423360][ T4898] vfs_unlink+0x2e0/0x4f4 [ 79.424029][ T4898] do_unlinkat+0x328/0x618 [ 79.424742][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 79.425488][ T4898] invoke_syscall+0x98/0x2b0 [ 79.426263][ T4898] el0_svc_common+0x138/0x258 [ 79.427059][ T4898] do_el0_svc+0x58/0x13c [ 79.427754][ T4898] el0_svc+0x78/0x1d0 [ 79.428358][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 79.429148][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 79.429892][ T4898] irq event stamp: 201608 [ 79.430496][ T4898] hardirqs last enabled at (201607): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 79.432081][ T4898] hardirqs last disabled at (201608): [] el1_dbg+0x24/0x80 [ 79.433526][ T4898] softirqs last enabled at (201462): [] local_bh_enable+0x10/0x34 [ 79.435163][ T4898] softirqs last disabled at (201460): [] local_bh_disable+0x10/0x34 [ 79.436780][ T4898] ---[ end trace d53cf66031ec9c5c ]--- [ 79.494124][ T5045] loop0: detected capacity change from 0 to 512 [ 79.497687][ T5045] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 79.507459][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 79.509312][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 79.510828][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 79.512435][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 79.514445][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 79.515987][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 79.517495][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 79.519231][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 79.520817][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 79.522186][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 79.524895][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 79.526397][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 79.528331][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 79.529968][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 79.532584][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 79.534373][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 79.535817][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 79.537296][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 79.538820][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 79.540294][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 79.541653][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 79.543796][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 79.545167][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 79.546754][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 79.548473][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 79.550497][ T4898] ------------[ cut here ]------------ [ 79.551351][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 79.552547][ T4898] Modules linked in: [ 79.553138][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.554580][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 79.556243][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.557558][ T4898] pc : drop_nlink+0xe8/0x140 [ 79.558305][ T4898] lr : drop_nlink+0xe8/0x140 [ 79.559059][ T4898] sp : ffff80001f1b7ac0 [ 79.559760][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001bce1ece x27: dfff800000000000 [ 79.561099][ T4898] x26: 1fffe0001c4189d3 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 79.562411][ T4898] x23: 1fffe0001c418dde x22: dfff800000000000 x21: 0000000000000000 [ 79.563773][ T4898] x20: ffff0000e20c6ef0 x19: ffff0000e20c6ea8 x18: 0000000000000000 [ 79.565089][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 79.566389][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 79.567675][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 79.568963][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 000000000000004f [ 79.570206][ T4898] x5 : ffff0000e20c6f30 x4 : ffff0000e20c4f00 x3 : ffff800008dd7870 [ 79.571488][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 79.572758][ T4898] Call trace: [ 79.573285][ T4898] drop_nlink+0xe8/0x140 [ 79.573959][ T4898] ext2_unlink+0x150/0x1b4 [ 79.574644][ T4898] vfs_unlink+0x2e0/0x4f4 [ 79.575344][ T4898] do_unlinkat+0x328/0x618 [ 79.576122][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 79.576965][ T4898] invoke_syscall+0x98/0x2b0 [ 79.577658][ T4898] el0_svc_common+0x138/0x258 [ 79.578431][ T4898] do_el0_svc+0x58/0x13c [ 79.579076][ T4898] el0_svc+0x78/0x1d0 [ 79.579693][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 79.580507][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 79.581197][ T4898] irq event stamp: 208996 [ 79.581845][ T4898] hardirqs last enabled at (208995): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 79.583522][ T4898] hardirqs last disabled at (208996): [] el1_dbg+0x24/0x80 [ 79.585023][ T4898] softirqs last enabled at (208832): [] local_bh_enable+0x10/0x34 [ 79.586559][ T4898] softirqs last disabled at (208830): [] local_bh_disable+0x10/0x34 [ 79.588046][ T4898] ---[ end trace d53cf66031ec9c5d ]--- [ 79.623425][ T1968] Bluetooth: hci0: command 0x0409 tx timeout [ 79.656576][ T5047] loop0: detected capacity change from 0 to 512 [ 79.697932][ T5047] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 79.705604][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 79.707436][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 79.709114][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 79.710721][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 79.712114][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 79.714521][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 79.716236][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 79.717777][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 79.719161][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 79.720636][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 79.722111][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 79.724094][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 79.726032][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 79.727643][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 79.730261][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 79.731700][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 79.734132][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 79.735627][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 79.737176][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 79.738711][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 79.740250][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 79.741770][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 79.744047][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 79.745547][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 79.747236][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 79.749255][ T4898] ------------[ cut here ]------------ [ 79.750039][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 79.751265][ T4898] Modules linked in: [ 79.751866][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.753263][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 79.754751][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.755987][ T4898] pc : drop_nlink+0xe8/0x140 [ 79.756696][ T4898] lr : drop_nlink+0xe8/0x140 [ 79.757498][ T4898] sp : ffff80001f1b7ac0 [ 79.758228][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8a1cc9 x27: dfff800000000000 [ 79.759490][ T4898] x26: 1fffe0001c418ea7 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 79.760777][ T4898] x23: 1fffe0001c423368 x22: dfff800000000000 x21: 0000000000000000 [ 79.762127][ T4898] x20: ffff0000e2119b40 x19: ffff0000e2119af8 x18: 0000000000000000 [ 79.763416][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 79.764689][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 79.765942][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 79.767098][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 000000000000004f [ 79.768288][ T4898] x5 : ffff0000e2119b80 x4 : ffff0000e20c75a0 x3 : ffff800008dd7870 [ 79.769510][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 79.770920][ T4898] Call trace: [ 79.771498][ T4898] drop_nlink+0xe8/0x140 [ 79.772223][ T4898] ext2_unlink+0x150/0x1b4 [ 79.772952][ T4898] vfs_unlink+0x2e0/0x4f4 [ 79.773699][ T4898] do_unlinkat+0x328/0x618 [ 79.774414][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 79.775285][ T4898] invoke_syscall+0x98/0x2b0 [ 79.776089][ T4898] el0_svc_common+0x138/0x258 [ 79.776877][ T4898] do_el0_svc+0x58/0x13c [ 79.777621][ T4898] el0_svc+0x78/0x1d0 [ 79.778286][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 79.779151][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 79.779898][ T4898] irq event stamp: 216580 [ 79.780666][ T4898] hardirqs last enabled at (216579): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 79.782434][ T4898] hardirqs last disabled at (216580): [] el1_dbg+0x24/0x80 [ 79.783898][ T4898] softirqs last enabled at (216420): [] local_bh_enable+0x10/0x34 [ 79.785525][ T4898] softirqs last disabled at (216418): [] local_bh_disable+0x10/0x34 [ 79.787046][ T4898] ---[ end trace d53cf66031ec9c5e ]--- [ 79.854202][ T5049] loop0: detected capacity change from 0 to 512 [ 79.885433][ T5049] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 79.892100][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 79.894917][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 79.896813][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 79.898352][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 79.899905][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 79.901506][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 79.902998][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 79.905086][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 79.906667][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 79.908284][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 79.909815][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 79.911321][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 79.913991][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 79.915859][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 79.918496][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 79.919906][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 79.921372][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 79.922912][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 79.924938][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 79.926444][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 79.928022][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 79.929612][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 79.931203][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 79.932751][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 79.935962][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 79.938044][ T4898] ------------[ cut here ]------------ [ 79.938876][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 79.940093][ T4898] Modules linked in: [ 79.940688][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.942172][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 79.943870][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.945202][ T4898] pc : drop_nlink+0xe8/0x140 [ 79.946013][ T4898] lr : drop_nlink+0xe8/0x140 [ 79.946794][ T4898] sp : ffff80001f1b7ac0 [ 79.947462][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c464a9f x27: dfff800000000000 [ 79.948804][ T4898] x26: 1fffe0001da0a9d3 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 79.950150][ T4898] x23: 1fffe0001da0adde x22: dfff800000000000 x21: 0000000000000000 [ 79.951462][ T4898] x20: ffff0000ed056ef0 x19: ffff0000ed056ea8 x18: 0000000000000000 [ 79.952760][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 79.954074][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 79.955371][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 79.956702][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 000000000000004f [ 79.957981][ T4898] x5 : ffff0000ed056f30 x4 : ffff0000ed054f00 x3 : ffff800008dd7870 [ 79.959299][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 79.960689][ T4898] Call trace: [ 79.961241][ T4898] drop_nlink+0xe8/0x140 [ 79.961974][ T4898] ext2_unlink+0x150/0x1b4 [ 79.962676][ T4898] vfs_unlink+0x2e0/0x4f4 [ 79.963461][ T4898] do_unlinkat+0x328/0x618 [ 79.964186][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 79.965068][ T4898] invoke_syscall+0x98/0x2b0 [ 79.965847][ T4898] el0_svc_common+0x138/0x258 [ 79.966609][ T4898] do_el0_svc+0x58/0x13c [ 79.967335][ T4898] el0_svc+0x78/0x1d0 [ 79.968052][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 79.968877][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 79.969575][ T4898] irq event stamp: 223746 [ 79.970313][ T4898] hardirqs last enabled at (223745): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 79.972101][ T4898] hardirqs last disabled at (223746): [] el1_dbg+0x24/0x80 [ 79.973641][ T4898] softirqs last enabled at (223574): [] local_bh_enable+0x10/0x34 [ 79.975188][ T4898] softirqs last disabled at (223572): [] local_bh_disable+0x10/0x34 [ 79.976739][ T4898] ---[ end trace d53cf66031ec9c5f ]--- [ 80.035644][ T5051] loop0: detected capacity change from 0 to 512 [ 80.038005][ T5051] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 80.049393][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 80.051184][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 80.052667][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 80.054381][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 80.055929][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 80.057520][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 80.059030][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 80.060504][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 80.062021][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 80.064574][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 80.066092][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 80.067675][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 80.069686][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 80.071507][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 80.075099][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 80.076728][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 80.078278][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 80.079744][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 80.081296][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 80.082810][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 80.084752][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 80.086202][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 80.087657][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 80.089155][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 80.090892][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 80.092857][ T4898] ------------[ cut here ]------------ [ 80.093675][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 80.095055][ T4898] Modules linked in: [ 80.095718][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.097076][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 80.098653][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.099896][ T4898] pc : drop_nlink+0xe8/0x140 [ 80.100653][ T4898] lr : drop_nlink+0xe8/0x140 [ 80.101422][ T4898] sp : ffff80001f1b7ac0 [ 80.102095][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe00019e98156 x27: dfff800000000000 [ 80.103453][ T4898] x26: 1fffe0001c423431 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 80.104714][ T4898] x23: 1fffe0001c42383c x22: dfff800000000000 x21: 0000000000000000 [ 80.105941][ T4898] x20: ffff0000e211c1e0 x19: ffff0000e211c198 x18: 0000000000000000 [ 80.107275][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 80.108603][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 80.109875][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 80.111114][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000050 [ 80.112370][ T4898] x5 : ffff0000e211c220 x4 : ffff0000e211a1f0 x3 : ffff800008dd7870 [ 80.113603][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 80.114896][ T4898] Call trace: [ 80.115406][ T4898] drop_nlink+0xe8/0x140 [ 80.116028][ T4898] ext2_unlink+0x150/0x1b4 [ 80.116694][ T4898] vfs_unlink+0x2e0/0x4f4 [ 80.117377][ T4898] do_unlinkat+0x328/0x618 [ 80.118131][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 80.118955][ T4898] invoke_syscall+0x98/0x2b0 [ 80.119691][ T4898] el0_svc_common+0x138/0x258 [ 80.120541][ T4898] do_el0_svc+0x58/0x13c [ 80.121288][ T4898] el0_svc+0x78/0x1d0 [ 80.121934][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 80.122690][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 80.123403][ T4898] irq event stamp: 232304 [ 80.124087][ T4898] hardirqs last enabled at (232303): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 80.125855][ T4898] hardirqs last disabled at (232304): [] el1_dbg+0x24/0x80 [ 80.127214][ T4898] softirqs last enabled at (232138): [] local_bh_enable+0x10/0x34 [ 80.128733][ T4898] softirqs last disabled at (232136): [] local_bh_disable+0x10/0x34 [ 80.130257][ T4898] ---[ end trace d53cf66031ec9c60 ]--- [ 80.178963][ T5053] loop0: detected capacity change from 0 to 512 [ 80.186951][ T136] device hsr_slave_0 left promiscuous mode [ 80.215519][ T136] device hsr_slave_1 left promiscuous mode [ 80.217479][ T5053] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 80.225345][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 80.227139][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 80.228533][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 80.230063][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 80.231460][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 80.232840][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 80.234405][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 80.235908][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 80.237542][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 80.239060][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 80.240535][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 80.242092][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 80.245586][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 80.247442][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 80.249978][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 80.251421][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 80.252892][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 80.254681][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 80.256327][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 80.257788][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 80.259403][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 80.260901][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 80.262376][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 80.265613][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 80.267233][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 80.269230][ T4898] ------------[ cut here ]------------ [ 80.270036][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 80.271292][ T4898] Modules linked in: [ 80.271922][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.273397][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 80.275008][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.276350][ T4898] pc : drop_nlink+0xe8/0x140 [ 80.277063][ T4898] lr : drop_nlink+0xe8/0x140 [ 80.277787][ T4898] sp : ffff80001f1b7ac0 [ 80.278443][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001da016fd x27: dfff800000000000 [ 80.279768][ T4898] x26: 1fffe0001c423905 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 80.281165][ T4898] x23: 1fffe0001da0b0fe x22: dfff800000000000 x21: 0000000000000000 [ 80.282448][ T4898] x20: ffff0000ed0587f0 x19: ffff0000ed0587a8 x18: 0000000000000000 [ 80.283687][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 80.284913][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 80.286087][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 80.287411][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000050 [ 80.288731][ T4898] x5 : ffff0000ed058830 x4 : ffff0000e211c890 x3 : ffff800008dd7870 [ 80.290018][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 80.291297][ T4898] Call trace: [ 80.291825][ T4898] drop_nlink+0xe8/0x140 [ 80.292488][ T4898] ext2_unlink+0x150/0x1b4 [ 80.293176][ T4898] vfs_unlink+0x2e0/0x4f4 [ 80.293840][ T4898] do_unlinkat+0x328/0x618 [ 80.294588][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 80.295440][ T4898] invoke_syscall+0x98/0x2b0 [ 80.296230][ T4898] el0_svc_common+0x138/0x258 [ 80.297032][ T4898] do_el0_svc+0x58/0x13c [ 80.297689][ T4898] el0_svc+0x78/0x1d0 [ 80.298342][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 80.299040][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 80.299721][ T4898] irq event stamp: 239990 [ 80.300390][ T4898] hardirqs last enabled at (239989): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 80.302000][ T4898] hardirqs last disabled at (239990): [] el1_dbg+0x24/0x80 [ 80.303315][ T4898] softirqs last enabled at (239808): [] local_bh_enable+0x10/0x34 [ 80.304897][ T4898] softirqs last disabled at (239806): [] local_bh_disable+0x10/0x34 [ 80.306516][ T4898] ---[ end trace d53cf66031ec9c61 ]--- [ 80.323163][ T136] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 80.324302][ T136] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 80.326061][ T136] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 80.327194][ T136] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 80.328612][ T136] device bridge_slave_1 left promiscuous mode [ 80.329706][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.354499][ T5055] loop0: detected capacity change from 0 to 512 [ 80.363822][ T136] device bridge_slave_0 left promiscuous mode [ 80.364829][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.425402][ T5055] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 80.431235][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 80.433767][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 80.435367][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 80.436908][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 80.438500][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 80.440100][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 80.441662][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 80.445013][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 80.446527][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 80.448050][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 80.449478][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 80.451085][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 80.453799][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 80.455588][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 80.458183][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 80.459723][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 80.461209][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 80.462819][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 80.465245][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 80.466731][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 80.468261][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 80.469891][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 80.471494][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 80.473022][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 80.474931][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 80.476926][ T4898] ------------[ cut here ]------------ [ 80.477758][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 80.478988][ T4898] Modules linked in: [ 80.479550][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.480859][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 80.482449][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.483734][ T4898] pc : drop_nlink+0xe8/0x140 [ 80.484485][ T4898] lr : drop_nlink+0xe8/0x140 [ 80.485217][ T4898] sp : ffff80001f1b7ac0 [ 80.485910][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8b4d27 x27: dfff800000000000 [ 80.487206][ T4898] x26: 1fffe0001da0b1c7 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 80.488425][ T4898] x23: 1fffe0001da0b5d2 x22: dfff800000000000 x21: 0000000000000000 [ 80.489830][ T4898] x20: ffff0000ed05ae90 x19: ffff0000ed05ae48 x18: 0000000000000000 [ 80.491184][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 80.492563][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 80.493289][ T136] device veth1_macvtap left promiscuous mode [ 80.493821][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 80.494880][ T136] device veth0_macvtap left promiscuous mode [ 80.496148][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000050 [ 80.497140][ T136] device veth1_vlan left promiscuous mode [ 80.498351][ T4898] x5 : ffff0000ed05aed0 x4 : ffff0000ed058ea0 x3 : ffff800008dd7870 [ 80.499377][ T136] device veth0_vlan left promiscuous mode [ 80.500676][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 80.502904][ T4898] Call trace: [ 80.503459][ T4898] drop_nlink+0xe8/0x140 [ 80.504197][ T4898] ext2_unlink+0x150/0x1b4 [ 80.504943][ T4898] vfs_unlink+0x2e0/0x4f4 [ 80.505725][ T4898] do_unlinkat+0x328/0x618 [ 80.506473][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 80.507222][ T4898] invoke_syscall+0x98/0x2b0 [ 80.507888][ T4898] el0_svc_common+0x138/0x258 [ 80.508593][ T4898] do_el0_svc+0x58/0x13c [ 80.509313][ T4898] el0_svc+0x78/0x1d0 [ 80.509961][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 80.510774][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 80.511499][ T4898] irq event stamp: 247554 [ 80.512198][ T4898] hardirqs last enabled at (247553): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 80.513872][ T4898] hardirqs last disabled at (247554): [] el1_dbg+0x24/0x80 [ 80.515325][ T4898] softirqs last enabled at (247402): [] local_bh_enable+0x10/0x34 [ 80.516943][ T4898] softirqs last disabled at (247400): [] local_bh_disable+0x10/0x34 [ 80.518532][ T4898] ---[ end trace d53cf66031ec9c62 ]--- [ 80.603030][ T5057] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 80.618778][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 80.620694][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 80.622166][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 80.625631][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 80.627099][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 80.629216][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 80.631000][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 80.632547][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 80.634620][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 80.636119][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 80.637782][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 80.639220][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 80.641388][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 80.643857][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 80.646584][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 80.647921][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 80.649366][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 80.650794][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 80.652235][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 80.654303][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 80.655604][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 80.656951][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 80.658454][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 80.659906][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 80.661545][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 80.666530][ T4898] ------------[ cut here ]------------ [ 80.667401][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 80.668756][ T4898] Modules linked in: [ 80.669365][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.670736][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 80.672310][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.673545][ T4898] pc : drop_nlink+0xe8/0x140 [ 80.674315][ T4898] lr : drop_nlink+0xe8/0x140 [ 80.675062][ T4898] sp : ffff80001f1b7ac0 [ 80.675758][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c443a9f x27: dfff800000000000 [ 80.676989][ T4898] x26: 1fffe0001da0b69b x25: 0000000000000000 x24: ffff80001f1b7b00 [ 80.678303][ T4898] x23: 1fffe0001c423dde x22: dfff800000000000 x21: 0000000000000000 [ 80.679566][ T4898] x20: ffff0000e211eef0 x19: ffff0000e211eea8 x18: 0000000000000000 [ 80.680795][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 80.682018][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 80.683204][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 80.684500][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000050 [ 80.685728][ T4898] x5 : ffff0000e211ef30 x4 : ffff0000ed05b540 x3 : ffff800008dd7870 [ 80.686962][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 80.688156][ T4898] Call trace: [ 80.688604][ T4898] drop_nlink+0xe8/0x140 [ 80.689188][ T4898] ext2_unlink+0x150/0x1b4 [ 80.689849][ T4898] vfs_unlink+0x2e0/0x4f4 [ 80.690510][ T4898] do_unlinkat+0x328/0x618 [ 80.691178][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 80.691887][ T4898] invoke_syscall+0x98/0x2b0 [ 80.692538][ T4898] el0_svc_common+0x138/0x258 [ 80.693312][ T4898] do_el0_svc+0x58/0x13c [ 80.694006][ T4898] el0_svc+0x78/0x1d0 [ 80.694729][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 80.695573][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 80.696291][ T4898] irq event stamp: 254520 [ 80.696964][ T4898] hardirqs last enabled at (254519): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 80.698634][ T4898] hardirqs last disabled at (254520): [] el1_dbg+0x24/0x80 [ 80.699964][ T4898] softirqs last enabled at (254366): [] local_bh_enable+0x10/0x34 [ 80.701545][ T4898] softirqs last disabled at (254364): [] local_bh_disable+0x10/0x34 [ 80.703069][ T4898] ---[ end trace d53cf66031ec9c63 ]--- [ 80.706802][ T136] team0 (unregistering): Port device team_slave_1 removed [ 80.711796][ T136] team0 (unregistering): Port device team_slave_0 removed [ 80.718788][ T136] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 80.759850][ T136] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 80.812639][ T5059] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 80.819104][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 80.821037][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 80.825454][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 80.829379][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 80.831100][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 80.832592][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 80.841001][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 80.842626][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 80.845808][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 80.847316][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 80.848860][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 80.850332][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 80.852263][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 80.855168][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 80.858429][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 80.859849][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 80.861349][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 80.862870][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 80.864833][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 80.866424][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 80.867929][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 80.869513][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 80.870996][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 80.872555][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 80.874667][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 80.876682][ T4898] ------------[ cut here ]------------ [ 80.877469][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 80.878798][ T4898] Modules linked in: [ 80.879453][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.880783][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 80.882265][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.883552][ T4898] pc : drop_nlink+0xe8/0x140 [ 80.884303][ T4898] lr : drop_nlink+0xe8/0x140 [ 80.885036][ T4898] sp : ffff80001f1b7ac0 [ 80.885704][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001bce829f x27: dfff800000000000 [ 80.886976][ T4898] x26: 1fffe0001c423ea7 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 80.888315][ T4898] x23: 1fffe0001da0baa6 x22: dfff800000000000 x21: 0000000000000000 [ 80.889398][ T136] bond0 (unregistering): Released all slaves [ 80.889629][ T4898] x20: ffff0000ed05d530 x19: ffff0000ed05d4e8 x18: 0000000000000000 [ 80.891854][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 80.893239][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 80.894592][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 80.895818][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000050 [ 80.897014][ T4898] x5 : ffff0000ed05d570 x4 : ffff0000e211f5a0 x3 : ffff800008dd7870 [ 80.898185][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 80.899511][ T4898] Call trace: [ 80.900056][ T4898] drop_nlink+0xe8/0x140 [ 80.900783][ T4898] ext2_unlink+0x150/0x1b4 [ 80.901548][ T4898] vfs_unlink+0x2e0/0x4f4 [ 80.902329][ T4898] do_unlinkat+0x328/0x618 [ 80.903083][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 80.903975][ T4898] invoke_syscall+0x98/0x2b0 [ 80.904703][ T4898] el0_svc_common+0x138/0x258 [ 80.905498][ T4898] do_el0_svc+0x58/0x13c [ 80.906213][ T4898] el0_svc+0x78/0x1d0 [ 80.906876][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 80.907717][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 80.908447][ T4898] irq event stamp: 263096 [ 80.909135][ T4898] hardirqs last enabled at (263095): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 80.910894][ T4898] hardirqs last disabled at (263096): [] el1_dbg+0x24/0x80 [ 80.912223][ T4898] softirqs last enabled at (262928): [] local_bh_enable+0x10/0x34 [ 80.913678][ T4898] softirqs last disabled at (262926): [] local_bh_disable+0x10/0x34 [ 80.915325][ T4898] ---[ end trace d53cf66031ec9c64 ]--- [ 80.993606][ T5061] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 81.008691][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 81.010488][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 81.012192][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 81.015088][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 81.016525][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 81.017955][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 81.019588][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 81.020996][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 81.022577][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 81.025272][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 81.026789][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 81.028189][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 81.030232][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 81.031978][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 81.036649][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 81.038123][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 81.039667][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 81.041044][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 81.042534][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 81.044333][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 81.045837][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 81.047375][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 81.048858][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 81.050439][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 81.052162][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 81.054402][ T4898] ------------[ cut here ]------------ [ 81.055232][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 81.056534][ T4898] Modules linked in: [ 81.057150][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.058675][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 81.060279][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.061451][ T4898] pc : drop_nlink+0xe8/0x140 [ 81.062179][ T4898] lr : drop_nlink+0xe8/0x140 [ 81.062913][ T4898] sp : ffff80001f1b7ac0 [ 81.063564][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001bcf6270 x27: dfff800000000000 [ 81.064817][ T4898] x26: 1fffe0001da0bb6f x25: 0000000000000000 x24: ffff80001f1b7b00 [ 81.066194][ T4898] x23: 1fffe0001da0beac x22: dfff800000000000 x21: 0000000000000000 [ 81.067598][ T4898] x20: ffff0000ed05f560 x19: ffff0000ed05f518 x18: 0000000000000000 [ 81.068878][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 81.070160][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 81.071457][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 81.072707][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000051 [ 81.073932][ T4898] x5 : ffff0000ed05f5a0 x4 : ffff0000ed05dbe0 x3 : ffff800008dd7870 [ 81.075334][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 81.076631][ T4898] Call trace: [ 81.077199][ T4898] drop_nlink+0xe8/0x140 [ 81.077885][ T4898] ext2_unlink+0x150/0x1b4 [ 81.078542][ T4898] vfs_unlink+0x2e0/0x4f4 [ 81.079200][ T4898] do_unlinkat+0x328/0x618 [ 81.079902][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 81.080685][ T4898] invoke_syscall+0x98/0x2b0 [ 81.081351][ T4898] el0_svc_common+0x138/0x258 [ 81.082071][ T4898] do_el0_svc+0x58/0x13c [ 81.082731][ T4898] el0_svc+0x78/0x1d0 [ 81.083365][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 81.084080][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 81.084745][ T4898] irq event stamp: 271132 [ 81.085396][ T4898] hardirqs last enabled at (271131): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 81.086970][ T4898] hardirqs last disabled at (271132): [] el1_dbg+0x24/0x80 [ 81.088247][ T4898] softirqs last enabled at (270956): [] local_bh_enable+0x10/0x34 [ 81.089863][ T4898] softirqs last disabled at (270954): [] local_bh_disable+0x10/0x34 [ 81.091504][ T4898] ---[ end trace d53cf66031ec9c65 ]--- [ 81.148211][ T5063] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 81.155742][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 81.157703][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 81.159246][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 81.160778][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 81.162272][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 81.164306][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 81.165734][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 81.167085][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 81.168497][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 81.170089][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 81.171593][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 81.174363][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 81.176233][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 81.177995][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 81.180556][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 81.182086][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 81.183922][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 81.185390][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 81.186836][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 81.188242][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 81.189763][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 81.191248][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 81.192740][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 81.194612][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 81.196269][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 81.198288][ T4898] ------------[ cut here ]------------ [ 81.199119][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 81.200445][ T4898] Modules linked in: [ 81.201108][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.202421][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 81.204125][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.205500][ T4898] pc : drop_nlink+0xe8/0x140 [ 81.206286][ T4898] lr : drop_nlink+0xe8/0x140 [ 81.207000][ T4898] sp : ffff80001f1b7ac0 [ 81.207661][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8db4c9 x27: dfff800000000000 [ 81.208955][ T4898] x26: 1fffe0001bcff1c7 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 81.210372][ T4898] x23: 1fffe0001bcff5d2 x22: dfff800000000000 x21: 0000000000000000 [ 81.211758][ T4898] x20: ffff0000de7fae90 x19: ffff0000de7fae48 x18: 0000000000000000 [ 81.213134][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 81.214503][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 81.215790][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 81.217009][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000051 [ 81.218344][ T4898] x5 : ffff0000de7faed0 x4 : ffff0000de7f8ea0 x3 : ffff800008dd7870 [ 81.219610][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 81.221012][ T4898] Call trace: [ 81.221534][ T4898] drop_nlink+0xe8/0x140 [ 81.222237][ T4898] ext2_unlink+0x150/0x1b4 [ 81.222973][ T4898] vfs_unlink+0x2e0/0x4f4 [ 81.223665][ T4898] do_unlinkat+0x328/0x618 [ 81.224309][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 81.225094][ T4898] invoke_syscall+0x98/0x2b0 [ 81.225791][ T4898] el0_svc_common+0x138/0x258 [ 81.226589][ T4898] do_el0_svc+0x58/0x13c [ 81.227305][ T4898] el0_svc+0x78/0x1d0 [ 81.227980][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 81.228859][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 81.229627][ T4898] irq event stamp: 277756 [ 81.230323][ T4898] hardirqs last enabled at (277755): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 81.232042][ T4898] hardirqs last disabled at (277756): [] el1_dbg+0x24/0x80 [ 81.233439][ T4898] softirqs last enabled at (277604): [] local_bh_enable+0x10/0x34 [ 81.234865][ T4898] softirqs last disabled at (277602): [] local_bh_disable+0x10/0x34 [ 81.236336][ T4898] ---[ end trace d53cf66031ec9c66 ]--- [ 81.296645][ T5065] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 81.309042][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 81.311205][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 81.312700][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 81.314456][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 81.315918][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 81.317474][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 81.319028][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 81.320603][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 81.321979][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 81.324389][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 81.325870][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 81.327330][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 81.329672][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 81.331480][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 81.335874][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 81.337305][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 81.338806][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 81.340159][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 81.341692][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 81.343425][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 81.344935][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 81.346471][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 81.347853][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 81.349245][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 81.350726][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 81.352617][ T4898] ------------[ cut here ]------------ [ 81.353513][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 81.354817][ T4898] Modules linked in: [ 81.355450][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.356849][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 81.358499][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.359750][ T4898] pc : drop_nlink+0xe8/0x140 [ 81.360462][ T4898] lr : drop_nlink+0xe8/0x140 [ 81.361133][ T4898] sp : ffff80001f1b7ac0 [ 81.361725][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b881556 x27: dfff800000000000 [ 81.362914][ T4898] x26: 1fffe0001c44602b x25: 0000000000000000 x24: ffff80001f1b7b00 [ 81.364179][ T4898] x23: 1fffe0001bcff90a x22: dfff800000000000 x21: 0000000000000000 [ 81.365409][ T4898] x20: ffff0000de7fc850 x19: ffff0000de7fc808 x18: 0000000000000000 [ 81.366779][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 81.368188][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 81.369447][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 81.370766][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000051 [ 81.372180][ T4898] x5 : ffff0000de7fc890 x4 : ffff0000e22301c0 x3 : ffff800008dd7870 [ 81.373492][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 81.374752][ T4898] Call trace: [ 81.375233][ T4898] drop_nlink+0xe8/0x140 [ 81.375891][ T4898] ext2_unlink+0x150/0x1b4 [ 81.376614][ T4898] vfs_unlink+0x2e0/0x4f4 [ 81.377296][ T4898] do_unlinkat+0x328/0x618 [ 81.377937][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 81.378726][ T4898] invoke_syscall+0x98/0x2b0 [ 81.379431][ T4898] el0_svc_common+0x138/0x258 [ 81.380238][ T4898] do_el0_svc+0x58/0x13c [ 81.381043][ T4898] el0_svc+0x78/0x1d0 [ 81.381694][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 81.382392][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 81.383117][ T4898] irq event stamp: 285472 [ 81.383888][ T4898] hardirqs last enabled at (285471): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 81.385683][ T4898] hardirqs last disabled at (285472): [] el1_dbg+0x24/0x80 [ 81.387193][ T4898] softirqs last enabled at (285304): [] local_bh_enable+0x10/0x34 [ 81.388653][ T4898] softirqs last disabled at (285302): [] local_bh_disable+0x10/0x34 [ 81.390250][ T4898] ---[ end trace d53cf66031ec9c67 ]--- [ 81.446976][ T5067] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 81.456848][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 81.458830][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 81.460384][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 81.461889][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 81.464379][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 81.465789][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 81.467351][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 81.468893][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 81.470436][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 81.471965][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 81.473937][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 81.475483][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 81.477442][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 81.479234][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 81.481877][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 81.484168][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 81.485731][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 81.487236][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 81.488811][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 81.490324][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 81.491853][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 81.496392][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 81.497821][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 81.499318][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 81.500926][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 81.502904][ T4898] ------------[ cut here ]------------ [ 81.503753][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 81.504903][ T4898] Modules linked in: [ 81.505513][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.506824][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 81.508366][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.509599][ T4898] pc : drop_nlink+0xe8/0x140 [ 81.510400][ T4898] lr : drop_nlink+0xe8/0x140 [ 81.511091][ T4898] sp : ffff80001f1b7ac0 [ 81.511737][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8a79b4 x27: dfff800000000000 [ 81.512946][ T4898] x26: 1fffe0001c4461c7 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 81.514150][ T4898] x23: 1fffe0001bcff9d8 x22: dfff800000000000 x21: 0000000000000000 [ 81.515394][ T4898] x20: ffff0000de7fcec0 x19: ffff0000de7fce78 x18: 0000000000000000 [ 81.516612][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 81.517943][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 81.519327][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 81.520642][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000051 [ 81.521935][ T4898] x5 : ffff0000de7fcf00 x4 : ffff0000e2230ea0 x3 : ffff800008dd7870 [ 81.523211][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 81.524445][ T4898] Call trace: [ 81.524956][ T4898] drop_nlink+0xe8/0x140 [ 81.525665][ T4898] ext2_unlink+0x150/0x1b4 [ 81.526354][ T4898] vfs_unlink+0x2e0/0x4f4 [ 81.527039][ T4898] do_unlinkat+0x328/0x618 [ 81.527696][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 81.528426][ T4898] invoke_syscall+0x98/0x2b0 [ 81.529062][ T4898] el0_svc_common+0x138/0x258 [ 81.529824][ T4898] do_el0_svc+0x58/0x13c [ 81.530451][ T4898] el0_svc+0x78/0x1d0 [ 81.531066][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 81.531754][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 81.532446][ T4898] irq event stamp: 292522 [ 81.533073][ T4898] hardirqs last enabled at (292521): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 81.534664][ T4898] hardirqs last disabled at (292522): [] el1_dbg+0x24/0x80 [ 81.536026][ T4898] softirqs last enabled at (292362): [] local_bh_enable+0x10/0x34 [ 81.537421][ T4898] softirqs last disabled at (292360): [] local_bh_disable+0x10/0x34 [ 81.538781][ T4898] ---[ end trace d53cf66031ec9c68 ]--- [ 81.636982][ T5069] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 81.644130][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 81.645868][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 81.647266][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 81.648638][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 81.650158][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 81.651635][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 81.653523][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 81.655050][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 81.656498][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 81.658007][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 81.659533][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 81.660889][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 81.662820][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 81.665137][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 81.667751][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 81.669098][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 81.670362][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 81.671812][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 81.673848][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 81.675343][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 81.676909][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 81.678515][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 81.680051][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 81.681655][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 81.684072][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 81.686141][ T4898] ------------[ cut here ]------------ [ 81.686990][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 81.688230][ T4898] Modules linked in: [ 81.688800][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.690177][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 81.691731][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.692994][ T4898] pc : drop_nlink+0xe8/0x140 [ 81.693780][ T4898] lr : drop_nlink+0xe8/0x140 [ 81.694515][ T4898] sp : ffff80001f1b7ac0 [ 81.695167][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8abc3c x27: dfff800000000000 [ 81.696434][ T4898] x26: 1fffe0001bcffaa1 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 81.697640][ T4898] x23: 1fffe0001c4465d2 x22: dfff800000000000 x21: 0000000000000000 [ 81.698831][ T4898] x20: ffff0000e2232e90 x19: ffff0000e2232e48 x18: 0000000000000000 [ 81.700050][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 81.701412][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 81.702630][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 81.703234][ T1968] Bluetooth: hci0: command 0x041b tx timeout [ 81.703875][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000051 [ 81.706100][ T4898] x5 : ffff0000e2232ed0 x4 : ffff0000de7fd570 x3 : ffff800008dd7870 [ 81.707401][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 81.708787][ T4898] Call trace: [ 81.709318][ T4898] drop_nlink+0xe8/0x140 [ 81.710046][ T4898] ext2_unlink+0x150/0x1b4 [ 81.710813][ T4898] vfs_unlink+0x2e0/0x4f4 [ 81.711517][ T4898] do_unlinkat+0x328/0x618 [ 81.712236][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 81.713087][ T4898] invoke_syscall+0x98/0x2b0 [ 81.713826][ T4898] el0_svc_common+0x138/0x258 [ 81.714568][ T4898] do_el0_svc+0x58/0x13c [ 81.715264][ T4898] el0_svc+0x78/0x1d0 [ 81.715933][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 81.716823][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 81.717543][ T4898] irq event stamp: 299304 [ 81.718219][ T4898] hardirqs last enabled at (299303): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 81.719864][ T4898] hardirqs last disabled at (299304): [] el1_dbg+0x24/0x80 [ 81.721158][ T4898] softirqs last enabled at (299146): [] local_bh_enable+0x10/0x34 [ 81.722557][ T4898] softirqs last disabled at (299144): [] local_bh_disable+0x10/0x34 [ 81.724018][ T4898] ---[ end trace d53cf66031ec9c69 ]--- [ 81.776623][ T5071] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 81.782496][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 81.785037][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 81.786551][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 81.788102][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 81.789480][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 81.790972][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 81.792470][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 81.794576][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 81.796038][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 81.797558][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 81.799028][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 81.800529][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 81.802448][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 81.804798][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 81.807393][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 81.808803][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 81.810478][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 81.811967][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 81.816293][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 81.817717][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 81.819173][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 81.820735][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 81.822261][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 81.824607][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 81.826315][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 81.828417][ T4898] ------------[ cut here ]------------ [ 81.829187][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 81.830450][ T4898] Modules linked in: [ 81.831094][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.832510][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 81.834232][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.835524][ T4898] pc : drop_nlink+0xe8/0x140 [ 81.836289][ T4898] lr : drop_nlink+0xe8/0x140 [ 81.837063][ T4898] sp : ffff80001f1b7ac0 [ 81.837737][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c427585 x27: dfff800000000000 [ 81.839121][ T4898] x26: 1fffe0001c44669b x25: 0000000000000000 x24: ffff80001f1b7b00 [ 81.840481][ T4898] x23: 1fffe0001c446aa6 x22: dfff800000000000 x21: 0000000000000000 [ 81.841722][ T4898] x20: ffff0000e2235530 x19: ffff0000e22354e8 x18: 0000000000000000 [ 81.842917][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 81.844138][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 81.845423][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 81.846675][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000051 [ 81.847883][ T4898] x5 : ffff0000e2235570 x4 : ffff0000e2233540 x3 : ffff800008dd7870 [ 81.849051][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 81.850416][ T4898] Call trace: [ 81.850949][ T4898] drop_nlink+0xe8/0x140 [ 81.851657][ T4898] ext2_unlink+0x150/0x1b4 [ 81.852389][ T4898] vfs_unlink+0x2e0/0x4f4 [ 81.853063][ T4898] do_unlinkat+0x328/0x618 [ 81.853729][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 81.854599][ T4898] invoke_syscall+0x98/0x2b0 [ 81.855391][ T4898] el0_svc_common+0x138/0x258 [ 81.856147][ T4898] do_el0_svc+0x58/0x13c [ 81.856851][ T4898] el0_svc+0x78/0x1d0 [ 81.857483][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 81.858240][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 81.858955][ T4898] irq event stamp: 306184 [ 81.859614][ T4898] hardirqs last enabled at (306183): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 81.861411][ T4898] hardirqs last disabled at (306184): [] el1_dbg+0x24/0x80 [ 81.862800][ T4898] softirqs last enabled at (306028): [] local_bh_enable+0x10/0x34 [ 81.864300][ T4898] softirqs last disabled at (306026): [] local_bh_disable+0x10/0x34 [ 81.865774][ T4898] ---[ end trace d53cf66031ec9c6a ]--- [ 81.985355][ T5073] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 81.991352][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 81.993355][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 81.995426][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 81.996888][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 81.998346][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 81.999986][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 82.001648][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 82.003537][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 82.005156][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 82.006578][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 82.008069][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 82.009535][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 82.024070][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 82.026025][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 82.028708][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 82.030339][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 82.031844][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 82.034556][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 82.037415][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 82.038856][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 82.040323][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 82.041936][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 82.044131][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 82.045920][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 82.047544][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 82.049505][ T4898] ------------[ cut here ]------------ [ 82.050321][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 82.051627][ T4898] Modules linked in: [ 82.052287][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.053703][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 82.055338][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.056572][ T4898] pc : drop_nlink+0xe8/0x140 [ 82.057287][ T4898] lr : drop_nlink+0xe8/0x140 [ 82.057999][ T4898] sp : ffff80001f1b7ac0 [ 82.058625][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c44135b x27: dfff800000000000 [ 82.059845][ T4898] x26: 1fffe0001bcffea7 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 82.061181][ T4898] x23: 1fffe0001c4731cc x22: dfff800000000000 x21: 0000000000000000 [ 82.062450][ T4898] x20: ffff0000e2398e60 x19: ffff0000e2398e18 x18: 0000000000000000 [ 82.063701][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 82.064924][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 82.066284][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 82.067539][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000052 [ 82.068727][ T4898] x5 : ffff0000e2398ea0 x4 : ffff0000de7ff5a0 x3 : ffff800008dd7870 [ 82.069896][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 82.071111][ T4898] Call trace: [ 82.071643][ T4898] drop_nlink+0xe8/0x140 [ 82.072300][ T4898] ext2_unlink+0x150/0x1b4 [ 82.072980][ T4898] vfs_unlink+0x2e0/0x4f4 [ 82.073687][ T4898] do_unlinkat+0x328/0x618 [ 82.074379][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 82.075154][ T4898] invoke_syscall+0x98/0x2b0 [ 82.075855][ T4898] el0_svc_common+0x138/0x258 [ 82.076684][ T4898] do_el0_svc+0x58/0x13c [ 82.077430][ T4898] el0_svc+0x78/0x1d0 [ 82.078085][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 82.078882][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 82.079592][ T4898] irq event stamp: 313504 [ 82.080342][ T4898] hardirqs last enabled at (313503): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 82.082091][ T4898] hardirqs last disabled at (313504): [] el1_dbg+0x24/0x80 [ 82.083568][ T4898] softirqs last enabled at (313350): [] local_bh_enable+0x10/0x34 [ 82.084969][ T4898] softirqs last disabled at (313348): [] local_bh_disable+0x10/0x34 [ 82.086553][ T4898] ---[ end trace d53cf66031ec9c6b ]--- [ 82.200734][ T5075] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 82.211105][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 82.212978][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 82.214904][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 82.216375][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 82.217827][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 82.219381][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 82.220803][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 82.222163][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 82.224015][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 82.225441][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 82.226851][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 82.228307][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 82.230297][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 82.232017][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 82.235000][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 82.236430][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 82.238016][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 82.239410][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 82.240779][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 82.242172][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 82.243956][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 82.245464][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 82.246844][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 82.248489][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 82.250095][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 82.252596][ T4898] ------------[ cut here ]------------ [ 82.253428][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 82.254742][ T4898] Modules linked in: [ 82.255368][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.256777][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 82.258232][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.259457][ T4898] pc : drop_nlink+0xe8/0x140 [ 82.260140][ T4898] lr : drop_nlink+0xe8/0x140 [ 82.260801][ T4898] sp : ffff80001f1b7ac0 [ 82.261463][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe00018a4b29f x27: dfff800000000000 [ 82.262683][ T4898] x26: 1fffe0001c446d0b x25: 0000000000000000 x24: ffff80001f1b7b00 [ 82.263827][ T4898] x23: 1fffe0001c473504 x22: dfff800000000000 x21: 0000000000000000 [ 82.265253][ T4898] x20: ffff0000e239a820 x19: ffff0000e239a7d8 x18: 0000000000000000 [ 82.266599][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 82.267895][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 82.269101][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 82.270522][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000052 [ 82.271918][ T4898] x5 : ffff0000e239a860 x4 : ffff0000e22368c0 x3 : ffff800008dd7870 [ 82.273239][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 82.274505][ T4898] Call trace: [ 82.275027][ T4898] drop_nlink+0xe8/0x140 [ 82.275726][ T4898] ext2_unlink+0x150/0x1b4 [ 82.276412][ T4898] vfs_unlink+0x2e0/0x4f4 [ 82.277112][ T4898] do_unlinkat+0x328/0x618 [ 82.277801][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 82.278639][ T4898] invoke_syscall+0x98/0x2b0 [ 82.279409][ T4898] el0_svc_common+0x138/0x258 [ 82.280210][ T4898] do_el0_svc+0x58/0x13c [ 82.280882][ T4898] el0_svc+0x78/0x1d0 [ 82.281470][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 82.282262][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 82.283019][ T4898] irq event stamp: 320866 [ 82.283680][ T4898] hardirqs last enabled at (320865): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 82.285443][ T4898] hardirqs last disabled at (320866): [] el1_dbg+0x24/0x80 [ 82.286842][ T4898] softirqs last enabled at (320688): [] local_bh_enable+0x10/0x34 [ 82.288387][ T4898] softirqs last disabled at (320686): [] local_bh_disable+0x10/0x34 [ 82.289819][ T4898] ---[ end trace d53cf66031ec9c6c ]--- [ 82.363349][ T5077] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 82.377841][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 82.383172][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 82.384895][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 82.386303][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 82.390548][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 82.391969][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 82.395039][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 82.396519][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 82.397951][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 82.399529][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 82.400972][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 82.402473][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 82.404641][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 82.406435][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 82.408952][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 82.410365][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 82.411788][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 82.413902][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 82.415473][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 82.417046][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 82.418572][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 82.419911][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 82.421484][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 82.424585][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 82.426211][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 82.428180][ T4898] ------------[ cut here ]------------ [ 82.429045][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 82.430288][ T4898] Modules linked in: [ 82.430889][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.432221][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 82.433709][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.434919][ T4898] pc : drop_nlink+0xe8/0x140 [ 82.435599][ T4898] lr : drop_nlink+0xe8/0x140 [ 82.436284][ T4898] sp : ffff80001f1b7ac0 [ 82.436905][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001bcf65e3 x27: dfff800000000000 [ 82.438167][ T4898] x26: 1fffe0001c4735cd x25: 0000000000000000 x24: ffff80001f1b7b00 [ 82.439453][ T4898] x23: 1fffe0001c4739d8 x22: dfff800000000000 x21: 0000000000000000 [ 82.440717][ T4898] x20: ffff0000e239cec0 x19: ffff0000e239ce78 x18: 0000000000000000 [ 82.441907][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 82.443176][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 82.444462][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 82.445777][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000052 [ 82.446975][ T4898] x5 : ffff0000e239cf00 x4 : ffff0000e239aed0 x3 : ffff800008dd7870 [ 82.448159][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 82.449373][ T4898] Call trace: [ 82.449869][ T4898] drop_nlink+0xe8/0x140 [ 82.450538][ T4898] ext2_unlink+0x150/0x1b4 [ 82.451148][ T4898] vfs_unlink+0x2e0/0x4f4 [ 82.451836][ T4898] do_unlinkat+0x328/0x618 [ 82.452538][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 82.453332][ T4898] invoke_syscall+0x98/0x2b0 [ 82.454007][ T4898] el0_svc_common+0x138/0x258 [ 82.454809][ T4898] do_el0_svc+0x58/0x13c [ 82.455488][ T4898] el0_svc+0x78/0x1d0 [ 82.456190][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 82.456996][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 82.457717][ T4898] irq event stamp: 327914 [ 82.458415][ T4898] hardirqs last enabled at (327913): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 82.460290][ T4898] hardirqs last disabled at (327914): [] el1_dbg+0x24/0x80 [ 82.461721][ T4898] softirqs last enabled at (327746): [] local_bh_enable+0x10/0x34 [ 82.463163][ T4898] softirqs last disabled at (327744): [] local_bh_disable+0x10/0x34 [ 82.464629][ T4898] ---[ end trace d53cf66031ec9c6d ]--- [ 82.555082][ T5079] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 82.565681][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 82.567512][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 82.569004][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 82.573465][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 82.575159][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 82.580629][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 82.582237][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 82.585695][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 82.593887][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 82.595645][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 82.597212][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 82.598783][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 82.601157][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 82.602909][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 82.606355][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 82.607779][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 82.609241][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 82.610625][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 82.612010][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 1970/01/01 00:01:22 executed programs: 24 [ 82.615560][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 82.617054][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 82.618589][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 82.620060][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 82.621555][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 82.624010][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 82.626772][ T4898] ------------[ cut here ]------------ [ 82.627551][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 82.628795][ T4898] Modules linked in: [ 82.629368][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.630898][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 82.632675][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.633936][ T4898] pc : drop_nlink+0xe8/0x140 [ 82.634659][ T4898] lr : drop_nlink+0xe8/0x140 [ 82.635385][ T4898] sp : ffff80001f1b7ac0 [ 82.636026][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe000198d3670 x27: dfff800000000000 [ 82.637336][ T4898] x26: 1fffe0001c446ea7 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 82.638602][ T4898] x23: 1fffe0001c473d10 x22: dfff800000000000 x21: 0000000000000000 [ 82.639808][ T4898] x20: ffff0000e239e880 x19: ffff0000e239e838 x18: 0000000000000000 [ 82.641123][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 82.642427][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 82.643768][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 82.645119][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000052 [ 82.646271][ T4898] x5 : ffff0000e239e8c0 x4 : ffff0000e22375a0 x3 : ffff800008dd7870 [ 82.647456][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 82.648624][ T4898] Call trace: [ 82.649106][ T4898] drop_nlink+0xe8/0x140 [ 82.649745][ T4898] ext2_unlink+0x150/0x1b4 [ 82.650384][ T4898] vfs_unlink+0x2e0/0x4f4 [ 82.651019][ T4898] do_unlinkat+0x328/0x618 [ 82.651681][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 82.652455][ T4898] invoke_syscall+0x98/0x2b0 [ 82.653125][ T4898] el0_svc_common+0x138/0x258 [ 82.653860][ T4898] do_el0_svc+0x58/0x13c [ 82.654638][ T4898] el0_svc+0x78/0x1d0 [ 82.655308][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 82.656097][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 82.656761][ T4898] irq event stamp: 336448 [ 82.657438][ T4898] hardirqs last enabled at (336447): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 82.659130][ T4898] hardirqs last disabled at (336448): [] el1_dbg+0x24/0x80 [ 82.660512][ T4898] softirqs last enabled at (335790): [] local_bh_enable+0x10/0x34 [ 82.662154][ T4898] softirqs last disabled at (335788): [] local_bh_disable+0x10/0x34 [ 82.663761][ T4898] ---[ end trace d53cf66031ec9c6e ]--- [ 82.755687][ T5081] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 82.761704][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 82.764481][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 82.765962][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 82.767515][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 82.768932][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 82.770455][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 82.771926][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 82.774352][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 82.775971][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 82.777452][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 82.779053][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 82.780563][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 82.782610][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 82.784831][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 82.787489][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 82.788984][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 82.790547][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 82.792027][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 82.794368][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 82.795801][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 82.797163][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 82.798643][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 82.800004][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 82.801510][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 82.804723][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 82.806814][ T4898] ------------[ cut here ]------------ [ 82.807657][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 82.808896][ T4898] Modules linked in: [ 82.809495][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.810888][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 82.812494][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.813695][ T4898] pc : drop_nlink+0xe8/0x140 [ 82.814455][ T4898] lr : drop_nlink+0xe8/0x140 [ 82.815209][ T4898] sp : ffff80001f1b7ac0 [ 82.815828][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe000180d2a12 x27: dfff800000000000 [ 82.817265][ T4898] x26: 1fffe0001c46d0f9 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 82.818705][ T4898] x23: 1fffe0001c46d504 x22: dfff800000000000 x21: 0000000000000000 [ 82.820106][ T4898] x20: ffff0000e236a820 x19: ffff0000e236a7d8 x18: 0000000000000000 [ 82.821348][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 82.822588][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 82.823860][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 82.825136][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000052 [ 82.826382][ T4898] x5 : ffff0000e236a860 x4 : ffff0000e2368830 x3 : ffff800008dd7870 [ 82.827697][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 82.829032][ T4898] Call trace: [ 82.829576][ T4898] drop_nlink+0xe8/0x140 [ 82.830256][ T4898] ext2_unlink+0x150/0x1b4 [ 82.831023][ T4898] vfs_unlink+0x2e0/0x4f4 [ 82.831739][ T4898] do_unlinkat+0x328/0x618 [ 82.832387][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 82.833184][ T4898] invoke_syscall+0x98/0x2b0 [ 82.833947][ T4898] el0_svc_common+0x138/0x258 [ 82.834661][ T4898] do_el0_svc+0x58/0x13c [ 82.835314][ T4898] el0_svc+0x78/0x1d0 [ 82.835888][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 82.836664][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 82.837415][ T4898] irq event stamp: 344156 [ 82.838135][ T4898] hardirqs last enabled at (344155): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 82.839974][ T4898] hardirqs last disabled at (344156): [] el1_dbg+0x24/0x80 [ 82.841443][ T4898] softirqs last enabled at (343998): [] local_bh_enable+0x10/0x34 [ 82.843011][ T4898] softirqs last disabled at (343996): [] local_bh_disable+0x10/0x34 [ 82.844670][ T4898] ---[ end trace d53cf66031ec9c6f ]--- [ 82.979633][ T5083] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 82.986456][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 82.988375][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 82.989759][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 82.991171][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 82.992664][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 82.994618][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 82.996156][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 82.997731][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 82.999279][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 83.000635][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 83.002140][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 83.004045][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 83.005980][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 83.007868][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 83.010491][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 83.012017][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 83.024603][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 83.026124][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 83.027580][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 83.029075][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 83.030564][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 83.032091][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 83.036190][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 83.037719][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 83.039382][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 83.041440][ T4898] ------------[ cut here ]------------ [ 83.042334][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 83.043662][ T4898] Modules linked in: [ 83.044254][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.045741][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 83.047599][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.048963][ T4898] pc : drop_nlink+0xe8/0x140 [ 83.049676][ T4898] lr : drop_nlink+0xe8/0x140 [ 83.050386][ T4898] sp : ffff80001f1b7ac0 [ 83.051055][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8b7270 x27: dfff800000000000 [ 83.052389][ T4898] x26: 1fffe0001c473dd9 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 83.053776][ T4898] x23: 1fffe0001da07030 x22: dfff800000000000 x21: 0000000000000000 [ 83.055181][ T4898] x20: ffff0000ed038180 x19: ffff0000ed038138 x18: 0000000000000000 [ 83.056527][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 83.057943][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 83.059266][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 83.060535][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000053 [ 83.061765][ T4898] x5 : ffff0000ed0381c0 x4 : ffff0000e239ef30 x3 : ffff800008dd7870 [ 83.063078][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 83.064294][ T4898] Call trace: [ 83.064818][ T4898] drop_nlink+0xe8/0x140 [ 83.065566][ T4898] ext2_unlink+0x150/0x1b4 [ 83.066232][ T4898] vfs_unlink+0x2e0/0x4f4 [ 83.066964][ T4898] do_unlinkat+0x328/0x618 [ 83.067640][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 83.068375][ T4898] invoke_syscall+0x98/0x2b0 [ 83.069061][ T4898] el0_svc_common+0x138/0x258 [ 83.069761][ T4898] do_el0_svc+0x58/0x13c [ 83.070440][ T4898] el0_svc+0x78/0x1d0 [ 83.071066][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 83.071843][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 83.072621][ T4898] irq event stamp: 351890 [ 83.073373][ T4898] hardirqs last enabled at (351889): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 83.075182][ T4898] hardirqs last disabled at (351890): [] el1_dbg+0x24/0x80 [ 83.076661][ T4898] softirqs last enabled at (351710): [] local_bh_enable+0x10/0x34 [ 83.078174][ T4898] softirqs last disabled at (351708): [] local_bh_disable+0x10/0x34 [ 83.079430][ T4898] ---[ end trace d53cf66031ec9c70 ]--- [ 83.142455][ T5085] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 83.149700][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 83.151621][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 83.153742][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 83.155320][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 83.157138][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 83.158809][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 83.160357][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 83.161887][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 83.164872][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 83.166322][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 83.167716][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 83.169200][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 83.171059][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 83.172911][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 83.176841][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 83.178348][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 83.179765][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 83.181175][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 83.182742][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 83.184639][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 83.186151][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 83.187685][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 83.189129][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 83.190677][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 83.192328][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 83.195248][ T4898] ------------[ cut here ]------------ [ 83.196055][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 83.197301][ T4898] Modules linked in: [ 83.197892][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.199374][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 83.200979][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.202221][ T4898] pc : drop_nlink+0xe8/0x140 [ 83.202974][ T4898] lr : drop_nlink+0xe8/0x140 [ 83.203724][ T4898] sp : ffff80001f1b7ac0 [ 83.204402][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c429ace x27: dfff800000000000 [ 83.205724][ T4898] x26: 1fffe0001c46d837 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 83.206998][ T4898] x23: 1fffe0001da07368 x22: dfff800000000000 x21: 0000000000000000 [ 83.208283][ T4898] x20: ffff0000ed039b40 x19: ffff0000ed039af8 x18: 0000000000000000 [ 83.209523][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 83.210824][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 83.212158][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 83.213515][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000053 [ 83.214787][ T4898] x5 : ffff0000ed039b80 x4 : ffff0000e236c220 x3 : ffff800008dd7870 [ 83.216059][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 83.217401][ T4898] Call trace: [ 83.217963][ T4898] drop_nlink+0xe8/0x140 [ 83.218630][ T4898] ext2_unlink+0x150/0x1b4 [ 83.219350][ T4898] vfs_unlink+0x2e0/0x4f4 [ 83.220072][ T4898] do_unlinkat+0x328/0x618 [ 83.220818][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 83.221660][ T4898] invoke_syscall+0x98/0x2b0 [ 83.222408][ T4898] el0_svc_common+0x138/0x258 [ 83.223156][ T4898] do_el0_svc+0x58/0x13c [ 83.223825][ T4898] el0_svc+0x78/0x1d0 [ 83.224471][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 83.225268][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 83.226026][ T4898] irq event stamp: 359536 [ 83.226733][ T4898] hardirqs last enabled at (359535): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 83.228580][ T4898] hardirqs last disabled at (359536): [] el1_dbg+0x24/0x80 [ 83.230034][ T4898] softirqs last enabled at (359376): [] local_bh_enable+0x10/0x34 [ 83.231618][ T4898] softirqs last disabled at (359374): [] local_bh_disable+0x10/0x34 [ 83.233242][ T4898] ---[ end trace d53cf66031ec9c71 ]--- [ 83.336784][ T5087] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 83.346490][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 83.348431][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 83.349887][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 83.351355][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 83.352821][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 83.354984][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 83.356384][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 83.357930][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 83.359398][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 83.360883][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 83.362353][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 83.364215][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 83.366156][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 83.367907][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 83.370458][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 83.371851][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 83.374153][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 83.375650][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 83.377326][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 83.378825][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 83.380326][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 83.381747][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 83.383536][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 83.385235][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 83.386793][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 83.388659][ T4898] ------------[ cut here ]------------ [ 83.389504][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 83.390733][ T4898] Modules linked in: [ 83.391337][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.392757][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 83.394339][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.395618][ T4898] pc : drop_nlink+0xe8/0x140 [ 83.396416][ T4898] lr : drop_nlink+0xe8/0x140 [ 83.397228][ T4898] sp : ffff80001f1b7ac0 [ 83.397881][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c41649a x27: dfff800000000000 [ 83.399048][ T4898] x26: 1fffe0001c46d9d3 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 83.400393][ T4898] x23: 1fffe0001da0776e x22: dfff800000000000 x21: 0000000000000000 [ 83.401758][ T4898] x20: ffff0000ed03bb70 x19: ffff0000ed03bb28 x18: 0000000000000000 [ 83.402922][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 83.404104][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 83.405250][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 83.406473][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000053 [ 83.407653][ T4898] x5 : ffff0000ed03bbb0 x4 : ffff0000e236cf00 x3 : ffff800008dd7870 [ 83.408849][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 83.410129][ T4898] Call trace: [ 83.410657][ T4898] drop_nlink+0xe8/0x140 [ 83.411304][ T4898] ext2_unlink+0x150/0x1b4 [ 83.411964][ T4898] vfs_unlink+0x2e0/0x4f4 [ 83.412632][ T4898] do_unlinkat+0x328/0x618 [ 83.413358][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 83.414187][ T4898] invoke_syscall+0x98/0x2b0 [ 83.414826][ T4898] el0_svc_common+0x138/0x258 [ 83.415530][ T4898] do_el0_svc+0x58/0x13c [ 83.416244][ T4898] el0_svc+0x78/0x1d0 [ 83.416895][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 83.417713][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 83.418436][ T4898] irq event stamp: 367032 [ 83.419189][ T4898] hardirqs last enabled at (367031): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 83.420992][ T4898] hardirqs last disabled at (367032): [] el1_dbg+0x24/0x80 [ 83.422377][ T4898] softirqs last enabled at (366870): [] local_bh_enable+0x10/0x34 [ 83.423835][ T4898] softirqs last disabled at (366868): [] local_bh_disable+0x10/0x34 [ 83.425405][ T4898] ---[ end trace d53cf66031ec9c72 ]--- [ 83.519141][ T5089] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 83.525958][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 83.528778][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 83.530495][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 83.532448][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 83.534675][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 83.536167][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 83.537701][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 83.539164][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 83.540641][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 83.542182][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 83.544059][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 83.545583][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 83.547518][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 83.549259][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 83.551810][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 83.553806][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 83.555351][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 83.556885][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 83.558349][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 83.559778][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 83.561273][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 83.562714][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 83.564840][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 83.566326][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 83.568180][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 83.570326][ T4898] ------------[ cut here ]------------ [ 83.571121][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 83.572401][ T4898] Modules linked in: [ 83.573066][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.574517][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 83.576128][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.577474][ T4898] pc : drop_nlink+0xe8/0x140 [ 83.578259][ T4898] lr : drop_nlink+0xe8/0x140 [ 83.579016][ T4898] sp : ffff80001f1b7ac0 [ 83.579716][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8a5cf8 x27: dfff800000000000 [ 83.580930][ T4898] x26: 1fffe0001c46daa1 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 83.582174][ T4898] x23: 1fffe0001da07aa6 x22: dfff800000000000 x21: 0000000000000000 [ 83.583427][ T4898] x20: ffff0000ed03d530 x19: ffff0000ed03d4e8 x18: 0000000000000000 [ 83.584749][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 83.585979][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 83.587200][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 83.588432][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000053 [ 83.589726][ T4898] x5 : ffff0000ed03d570 x4 : ffff0000e236d570 x3 : ffff800008dd7870 [ 83.591051][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 83.592180][ T4898] Call trace: [ 83.592675][ T4898] drop_nlink+0xe8/0x140 [ 83.593355][ T4898] ext2_unlink+0x150/0x1b4 [ 83.594080][ T4898] vfs_unlink+0x2e0/0x4f4 [ 83.594769][ T4898] do_unlinkat+0x328/0x618 [ 83.595495][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 83.596241][ T4898] invoke_syscall+0x98/0x2b0 [ 83.596939][ T4898] el0_svc_common+0x138/0x258 [ 83.597641][ T4898] do_el0_svc+0x58/0x13c [ 83.598285][ T4898] el0_svc+0x78/0x1d0 [ 83.598893][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 83.599658][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 83.600347][ T4898] irq event stamp: 374398 [ 83.600977][ T4898] hardirqs last enabled at (374397): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 83.602822][ T4898] hardirqs last disabled at (374398): [] el1_dbg+0x24/0x80 [ 83.604153][ T4898] softirqs last enabled at (374220): [] local_bh_enable+0x10/0x34 [ 83.605587][ T4898] softirqs last disabled at (374218): [] local_bh_disable+0x10/0x34 [ 83.607139][ T4898] ---[ end trace d53cf66031ec9c73 ]--- [ 83.660889][ T5091] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 83.674116][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 83.675953][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 83.677518][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 83.679079][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 83.680563][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 83.682012][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 83.684519][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 83.686096][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 83.687595][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 83.689116][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 83.690538][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 83.692029][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 83.694842][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 83.696677][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 83.699326][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 83.700794][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 83.702144][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 83.704335][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 83.705871][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 83.707279][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 83.708828][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 83.710351][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 83.711945][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 83.713584][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 83.715195][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 83.717355][ T4898] ------------[ cut here ]------------ [ 83.718207][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 83.719459][ T4898] Modules linked in: [ 83.720057][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.721454][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 83.723210][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.724538][ T4898] pc : drop_nlink+0xe8/0x140 [ 83.725228][ T4898] lr : drop_nlink+0xe8/0x140 [ 83.725979][ T4898] sp : ffff80001f1b7ac0 [ 83.726631][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8ab72c x27: dfff800000000000 [ 83.727941][ T4898] x26: 1fffe0001c46dc3d x25: 0000000000000000 x24: ffff80001f1b7b00 [ 83.729254][ T4898] x23: 1fffe0001c46deac x22: dfff800000000000 x21: 0000000000000000 [ 83.730486][ T4898] x20: ffff0000e236f560 x19: ffff0000e236f518 x18: 0000000000000000 [ 83.731662][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 83.732936][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 83.734275][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 83.735594][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000053 [ 83.736834][ T4898] x5 : ffff0000e236f5a0 x4 : ffff0000e236e250 x3 : ffff800008dd7870 [ 83.738071][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 83.739321][ T4898] Call trace: [ 83.739892][ T4898] drop_nlink+0xe8/0x140 [ 83.740605][ T4898] ext2_unlink+0x150/0x1b4 [ 83.741354][ T4898] vfs_unlink+0x2e0/0x4f4 [ 83.742076][ T4898] do_unlinkat+0x328/0x618 [ 83.742783][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 83.743600][ T4898] invoke_syscall+0x98/0x2b0 [ 83.744310][ T4898] el0_svc_common+0x138/0x258 [ 83.745049][ T4898] do_el0_svc+0x58/0x13c [ 83.745684][ T4898] el0_svc+0x78/0x1d0 [ 83.746336][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 83.747094][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 83.747742][ T4898] irq event stamp: 382734 [ 83.748332][ T4898] hardirqs last enabled at (382733): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 83.750036][ T4898] hardirqs last disabled at (382734): [] el1_dbg+0x24/0x80 [ 83.751342][ T4898] softirqs last enabled at (382572): [] local_bh_enable+0x10/0x34 [ 83.753013][ T4898] softirqs last disabled at (382570): [] local_bh_disable+0x10/0x34 [ 83.754678][ T4898] ---[ end trace d53cf66031ec9c74 ]--- [ 83.783565][ T1968] Bluetooth: hci0: command 0x040f tx timeout [ 83.841093][ T5093] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 83.848353][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 83.850462][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 83.851930][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 83.853803][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 83.855345][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 83.856946][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 83.858564][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 83.860111][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 83.861606][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 83.864080][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 83.865718][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 83.867334][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 83.869323][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 83.871195][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 83.874488][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 83.875981][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 83.877429][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 83.878950][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 83.880363][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 83.881776][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 83.883673][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 83.885221][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 83.886685][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 83.888273][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 83.890121][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 83.892132][ T4898] ------------[ cut here ]------------ [ 83.892952][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 83.894236][ T4898] Modules linked in: [ 83.894908][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.896296][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 83.897986][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.899322][ T4898] pc : drop_nlink+0xe8/0x140 [ 83.900058][ T4898] lr : drop_nlink+0xe8/0x140 [ 83.900797][ T4898] sp : ffff80001f1b7ac0 [ 83.901441][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8b14f8 x27: dfff800000000000 [ 83.902720][ T4898] x26: 1fffe0001da07d0b x25: 0000000000000000 x24: ffff80001f1b7b00 [ 83.904084][ T4898] x23: 1fffe0001c4441cc x22: dfff800000000000 x21: 0000000000000000 [ 83.905414][ T4898] x20: ffff0000e2220e60 x19: ffff0000e2220e18 x18: 0000000000000000 [ 83.906748][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 83.908127][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 83.909420][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 83.910824][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000053 [ 83.912137][ T4898] x5 : ffff0000e2220ea0 x4 : ffff0000ed03e8c0 x3 : ffff800008dd7870 [ 83.913420][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 83.914870][ T4898] Call trace: [ 83.915409][ T4898] drop_nlink+0xe8/0x140 [ 83.916130][ T4898] ext2_unlink+0x150/0x1b4 [ 83.916870][ T4898] vfs_unlink+0x2e0/0x4f4 [ 83.917568][ T4898] do_unlinkat+0x328/0x618 [ 83.918322][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 83.919212][ T4898] invoke_syscall+0x98/0x2b0 [ 83.919994][ T4898] el0_svc_common+0x138/0x258 [ 83.920733][ T4898] do_el0_svc+0x58/0x13c [ 83.921395][ T4898] el0_svc+0x78/0x1d0 [ 83.922052][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 83.922918][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 83.923673][ T4898] irq event stamp: 389418 [ 83.924394][ T4898] hardirqs last enabled at (389417): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 83.926203][ T4898] hardirqs last disabled at (389418): [] el1_dbg+0x24/0x80 [ 83.927678][ T4898] softirqs last enabled at (389252): [] local_bh_enable+0x10/0x34 [ 83.929189][ T4898] softirqs last disabled at (389250): [] local_bh_disable+0x10/0x34 [ 83.930711][ T4898] ---[ end trace d53cf66031ec9c75 ]--- [ 83.983721][ T5095] set_capacity_and_notify: 19 callbacks suppressed [ 83.983730][ T5095] loop0: detected capacity change from 0 to 512 [ 84.031016][ T5095] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 84.037321][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 84.039148][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 84.040986][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 84.042799][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 84.045050][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 84.046431][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 84.048175][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 84.049577][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 84.051004][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 84.052567][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 84.054140][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 84.055638][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 84.057820][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 84.059497][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 84.062099][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 84.063853][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 84.065456][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 84.066877][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 84.068398][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 84.069920][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 84.071431][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 84.072902][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 84.076076][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 84.077660][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 84.079399][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 84.081441][ T4898] ------------[ cut here ]------------ [ 84.082299][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 84.083535][ T4898] Modules linked in: [ 84.084158][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 84.085609][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 84.087166][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.088512][ T4898] pc : drop_nlink+0xe8/0x140 [ 84.089274][ T4898] lr : drop_nlink+0xe8/0x140 [ 84.089991][ T4898] sp : ffff80001f1b7ac0 [ 84.090659][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c43d06b x27: dfff800000000000 [ 84.091826][ T4898] x26: 1fffe0001c43302b x25: 0000000000000000 x24: ffff80001f1b7b00 [ 84.093058][ T4898] x23: 1fffe0001c433436 x22: dfff800000000000 x21: 0000000000000000 [ 84.094421][ T4898] x20: ffff0000e219a1b0 x19: ffff0000e219a168 x18: 0000000000000000 [ 84.095685][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 84.096948][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 84.098198][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 84.099456][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000054 [ 84.100753][ T4898] x5 : ffff0000e219a1f0 x4 : ffff0000e21981c0 x3 : ffff800008dd7870 [ 84.102060][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 84.103327][ T4898] Call trace: [ 84.103849][ T4898] drop_nlink+0xe8/0x140 [ 84.104479][ T4898] ext2_unlink+0x150/0x1b4 [ 84.105216][ T4898] vfs_unlink+0x2e0/0x4f4 [ 84.105886][ T4898] do_unlinkat+0x328/0x618 [ 84.106613][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 84.107460][ T4898] invoke_syscall+0x98/0x2b0 [ 84.108239][ T4898] el0_svc_common+0x138/0x258 [ 84.109026][ T4898] do_el0_svc+0x58/0x13c [ 84.109744][ T4898] el0_svc+0x78/0x1d0 [ 84.110438][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 84.111316][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 84.112124][ T4898] irq event stamp: 397020 [ 84.112869][ T4898] hardirqs last enabled at (397019): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 84.114539][ T4898] hardirqs last disabled at (397020): [] el1_dbg+0x24/0x80 [ 84.115857][ T4898] softirqs last enabled at (396872): [] local_bh_enable+0x10/0x34 [ 84.117303][ T4898] softirqs last disabled at (396870): [] local_bh_disable+0x10/0x34 [ 84.118858][ T4898] ---[ end trace d53cf66031ec9c76 ]--- [ 84.184311][ T5097] loop0: detected capacity change from 0 to 512 [ 84.187495][ T5097] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 84.192791][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 84.194807][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 84.196641][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 84.198135][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 84.199527][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 84.201180][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 84.202749][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 84.204602][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 84.206052][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 84.207581][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 84.209089][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 84.210658][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 84.212586][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 84.214653][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 84.217183][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 84.218680][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 84.220124][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 84.221543][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 84.223019][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 84.225347][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 84.226739][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 84.228190][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 84.229674][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 84.231208][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 84.232727][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 84.235414][ T4898] ------------[ cut here ]------------ [ 84.236282][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 84.237584][ T4898] Modules linked in: [ 84.238179][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 84.239576][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 84.241074][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.242398][ T4898] pc : drop_nlink+0xe8/0x140 [ 84.243140][ T4898] lr : drop_nlink+0xe8/0x140 [ 84.243876][ T4898] sp : ffff80001f1b7ac0 [ 84.244552][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8b3afd x27: dfff800000000000 [ 84.245797][ T4898] x26: 1fffe0001c4334ff x25: 0000000000000000 x24: ffff80001f1b7b00 [ 84.247019][ T4898] x23: 1fffe0001c43390a x22: dfff800000000000 x21: 0000000000000000 [ 84.248413][ T4898] x20: ffff0000e219c850 x19: ffff0000e219c808 x18: 0000000000000000 [ 84.249769][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 84.251071][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 84.252391][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 84.253648][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000054 [ 84.254876][ T4898] x5 : ffff0000e219c890 x4 : ffff0000e219a860 x3 : ffff800008dd7870 [ 84.256072][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 84.257344][ T4898] Call trace: [ 84.257850][ T4898] drop_nlink+0xe8/0x140 [ 84.258557][ T4898] ext2_unlink+0x150/0x1b4 [ 84.259309][ T4898] vfs_unlink+0x2e0/0x4f4 [ 84.260022][ T4898] do_unlinkat+0x328/0x618 [ 84.260731][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 84.261578][ T4898] invoke_syscall+0x98/0x2b0 [ 84.262275][ T4898] el0_svc_common+0x138/0x258 [ 84.263002][ T4898] do_el0_svc+0x58/0x13c [ 84.263619][ T4898] el0_svc+0x78/0x1d0 [ 84.264230][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 84.264963][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 84.265633][ T4898] irq event stamp: 403882 [ 84.266344][ T4898] hardirqs last enabled at (403881): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 84.268224][ T4898] hardirqs last disabled at (403882): [] el1_dbg+0x24/0x80 [ 84.269647][ T4898] softirqs last enabled at (403778): [] local_bh_enable+0x10/0x34 [ 84.271122][ T4898] softirqs last disabled at (403776): [] local_bh_disable+0x10/0x34 [ 84.272648][ T4898] ---[ end trace d53cf66031ec9c77 ]--- [ 84.334979][ T5099] loop0: detected capacity change from 0 to 512 [ 84.376084][ T5099] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 84.384766][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 84.386794][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 84.388507][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 84.390013][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 84.391471][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 84.392872][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 84.394494][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 84.395961][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 84.397369][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 84.398761][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 84.400089][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 84.401977][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 84.404374][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 84.406009][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 84.408622][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 84.409984][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 84.411357][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 84.412810][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 84.415032][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 84.416553][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 84.418042][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 84.419469][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 84.421084][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 84.422595][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 84.425083][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 84.427188][ T4898] ------------[ cut here ]------------ [ 84.428097][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 84.429277][ T4898] Modules linked in: [ 84.429827][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 84.431161][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 84.432695][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.433954][ T4898] pc : drop_nlink+0xe8/0x140 [ 84.434668][ T4898] lr : drop_nlink+0xe8/0x140 [ 84.435493][ T4898] sp : ffff80001f1b7ac0 [ 84.436209][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b89dafd x27: dfff800000000000 [ 84.437514][ T4898] x26: 1fffe0001c444295 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 84.438797][ T4898] x23: 1fffe0001c433b74 x22: dfff800000000000 x21: 0000000000000000 [ 84.440066][ T4898] x20: ffff0000e219dba0 x19: ffff0000e219db58 x18: 0000000000000000 [ 84.441331][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 84.442544][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 84.443763][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 84.444968][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000054 [ 84.446183][ T4898] x5 : ffff0000e219dbe0 x4 : ffff0000e2221510 x3 : ffff800008dd7870 [ 84.447381][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 84.448693][ T4898] Call trace: [ 84.449213][ T4898] drop_nlink+0xe8/0x140 [ 84.449841][ T4898] ext2_unlink+0x150/0x1b4 [ 84.450549][ T4898] vfs_unlink+0x2e0/0x4f4 [ 84.451240][ T4898] do_unlinkat+0x328/0x618 [ 84.451912][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 84.452658][ T4898] invoke_syscall+0x98/0x2b0 [ 84.453358][ T4898] el0_svc_common+0x138/0x258 [ 84.454039][ T4898] do_el0_svc+0x58/0x13c [ 84.454719][ T4898] el0_svc+0x78/0x1d0 [ 84.455319][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 84.456060][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 84.456717][ T4898] irq event stamp: 410876 [ 84.457390][ T4898] hardirqs last enabled at (410875): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 84.459095][ T4898] hardirqs last disabled at (410876): [] el1_dbg+0x24/0x80 [ 84.460562][ T4898] softirqs last enabled at (410716): [] local_bh_enable+0x10/0x34 [ 84.462132][ T4898] softirqs last disabled at (410714): [] local_bh_disable+0x10/0x34 [ 84.463624][ T4898] ---[ end trace d53cf66031ec9c78 ]--- [ 84.524225][ T5101] loop0: detected capacity change from 0 to 512 [ 84.564640][ T5101] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 84.575511][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 84.577282][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 84.578794][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 84.580247][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 84.581604][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 84.582960][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 84.584936][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 84.586370][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 84.587833][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 84.589375][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 84.590875][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 84.592302][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 84.594826][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 84.596441][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 84.599080][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 84.600468][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 84.601975][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 84.604308][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 84.606142][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 84.607530][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 84.609059][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 84.610581][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 84.612063][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 84.614560][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 84.616212][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 84.618127][ T4898] ------------[ cut here ]------------ [ 84.619011][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 84.620257][ T4898] Modules linked in: [ 84.620869][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 84.622263][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 84.623805][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.625164][ T4898] pc : drop_nlink+0xe8/0x140 [ 84.625845][ T4898] lr : drop_nlink+0xe8/0x140 [ 84.626583][ T4898] sp : ffff80001f1b7ac0 [ 84.627224][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b79809a x27: dfff800000000000 [ 84.628514][ T4898] x26: 1fffe0001c433c3d x25: 0000000000000000 x24: ffff80001f1b7b00 [ 84.629726][ T4898] x23: 1fffe0001c4360fe x22: dfff800000000000 x21: 0000000000000000 [ 84.631035][ T4898] x20: ffff0000e21b07f0 x19: ffff0000e21b07a8 x18: 0000000000000000 [ 84.632349][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 84.633632][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 84.634864][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 84.636057][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000054 [ 84.637291][ T4898] x5 : ffff0000e21b0830 x4 : ffff0000e219e250 x3 : ffff800008dd7870 [ 84.638580][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 84.639805][ T4898] Call trace: [ 84.640303][ T4898] drop_nlink+0xe8/0x140 [ 84.640960][ T4898] ext2_unlink+0x150/0x1b4 [ 84.641676][ T4898] vfs_unlink+0x2e0/0x4f4 [ 84.642354][ T4898] do_unlinkat+0x328/0x618 [ 84.643052][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 84.643837][ T4898] invoke_syscall+0x98/0x2b0 [ 84.644529][ T4898] el0_svc_common+0x138/0x258 [ 84.645226][ T4898] do_el0_svc+0x58/0x13c [ 84.645840][ T4898] el0_svc+0x78/0x1d0 [ 84.646510][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 84.647334][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 84.648048][ T4898] irq event stamp: 418068 [ 84.648731][ T4898] hardirqs last enabled at (418067): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 84.650418][ T4898] hardirqs last disabled at (418068): [] el1_dbg+0x24/0x80 [ 84.651736][ T4898] softirqs last enabled at (417896): [] local_bh_enable+0x10/0x34 [ 84.653178][ T4898] softirqs last disabled at (417894): [] local_bh_disable+0x10/0x34 [ 84.654599][ T4898] ---[ end trace d53cf66031ec9c79 ]--- [ 84.704523][ T5103] loop0: detected capacity change from 0 to 512 [ 84.749055][ T5103] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 84.755401][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 84.757373][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 84.758873][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 84.760332][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 84.761788][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 84.763914][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 84.765338][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 84.766934][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 84.768469][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 84.769969][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 84.771344][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 84.772761][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 84.775041][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 84.776632][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 84.779193][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 84.780684][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 84.782121][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 84.784282][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 84.785740][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 84.787199][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 84.788645][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 84.790120][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 84.791615][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 84.793518][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 84.795199][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 84.797231][ T4898] ------------[ cut here ]------------ [ 84.798086][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 84.799368][ T4898] Modules linked in: [ 84.799934][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 84.801310][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 84.802830][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.803991][ T4898] pc : drop_nlink+0xe8/0x140 [ 84.804670][ T4898] lr : drop_nlink+0xe8/0x140 [ 84.805302][ T4898] sp : ffff80001f1b7ac0 [ 84.805962][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8b28f8 x27: dfff800000000000 [ 84.807379][ T4898] x26: 1fffe0001c4361c7 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 84.808708][ T4898] x23: 1fffe0001c4365d2 x22: dfff800000000000 x21: 0000000000000000 [ 84.810003][ T4898] x20: ffff0000e21b2e90 x19: ffff0000e21b2e48 x18: 0000000000000000 [ 84.811277][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 84.812662][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 84.813985][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 84.815363][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000054 [ 84.816605][ T4898] x5 : ffff0000e21b2ed0 x4 : ffff0000e21b0ea0 x3 : ffff800008dd7870 [ 84.817779][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 84.818900][ T4898] Call trace: [ 84.819397][ T4898] drop_nlink+0xe8/0x140 [ 84.820085][ T4898] ext2_unlink+0x150/0x1b4 [ 84.820793][ T4898] vfs_unlink+0x2e0/0x4f4 [ 84.821461][ T4898] do_unlinkat+0x328/0x618 [ 84.822111][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 84.822830][ T4898] invoke_syscall+0x98/0x2b0 [ 84.823550][ T4898] el0_svc_common+0x138/0x258 [ 84.824239][ T4898] do_el0_svc+0x58/0x13c [ 84.824876][ T4898] el0_svc+0x78/0x1d0 [ 84.825430][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 84.826170][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 84.826867][ T4898] irq event stamp: 425442 [ 84.827512][ T4898] hardirqs last enabled at (425441): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 84.829216][ T4898] hardirqs last disabled at (425442): [] el1_dbg+0x24/0x80 [ 84.830642][ T4898] softirqs last enabled at (425286): [] local_bh_enable+0x10/0x34 [ 84.832101][ T4898] softirqs last disabled at (425284): [] local_bh_disable+0x10/0x34 [ 84.833510][ T4898] ---[ end trace d53cf66031ec9c7a ]--- [ 84.884386][ T5105] loop0: detected capacity change from 0 to 512 [ 84.887580][ T5105] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 84.895866][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 84.897771][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 84.899207][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 84.900662][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 84.902101][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 84.904019][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 84.905527][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 84.906910][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 84.908349][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 84.909862][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 84.911328][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 84.913673][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 84.915656][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 84.917370][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 84.919954][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 84.921477][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 84.922947][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 84.925850][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 84.927333][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 84.928834][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 84.930335][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 84.931829][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 84.934172][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 84.935656][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 84.937362][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 84.939419][ T4898] ------------[ cut here ]------------ [ 84.940243][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 84.941489][ T4898] Modules linked in: [ 84.942092][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 84.943566][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 84.945226][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.946500][ T4898] pc : drop_nlink+0xe8/0x140 [ 84.947191][ T4898] lr : drop_nlink+0xe8/0x140 [ 84.947957][ T4898] sp : ffff80001f1b7ac0 [ 84.948645][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8b37b9 x27: dfff800000000000 [ 84.950044][ T4898] x26: 1fffe0001c43669b x25: 0000000000000000 x24: ffff80001f1b7b00 [ 84.951363][ T4898] x23: 1fffe0001c436aa6 x22: dfff800000000000 x21: 0000000000000000 [ 84.952637][ T4898] x20: ffff0000e21b5530 x19: ffff0000e21b54e8 x18: 0000000000000000 [ 84.953856][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 84.955067][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 84.956285][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 84.957655][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000054 [ 84.959064][ T4898] x5 : ffff0000e21b5570 x4 : ffff0000e21b3540 x3 : ffff800008dd7870 [ 84.960398][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 84.961692][ T4898] Call trace: [ 84.962195][ T4898] drop_nlink+0xe8/0x140 [ 84.962837][ T4898] ext2_unlink+0x150/0x1b4 [ 84.963527][ T4898] vfs_unlink+0x2e0/0x4f4 [ 84.964202][ T4898] do_unlinkat+0x328/0x618 [ 84.964916][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 84.965720][ T4898] invoke_syscall+0x98/0x2b0 [ 84.966473][ T4898] el0_svc_common+0x138/0x258 [ 84.967214][ T4898] do_el0_svc+0x58/0x13c [ 84.967822][ T4898] el0_svc+0x78/0x1d0 [ 84.968433][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 84.969217][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 84.969922][ T4898] irq event stamp: 433096 [ 84.970604][ T4898] hardirqs last enabled at (433095): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 84.972243][ T4898] hardirqs last disabled at (433096): [] el1_dbg+0x24/0x80 [ 84.973558][ T4898] softirqs last enabled at (432928): [] local_bh_enable+0x10/0x34 [ 84.975073][ T4898] softirqs last disabled at (432926): [] local_bh_disable+0x10/0x34 [ 84.976585][ T4898] ---[ end trace d53cf66031ec9c7b ]--- [ 85.025346][ T5107] loop0: detected capacity change from 0 to 512 [ 85.068562][ T5107] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 85.077500][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 85.079305][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 85.080663][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 85.082067][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 85.084382][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 85.086114][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 85.087614][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 85.088986][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 85.090441][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 85.091962][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 85.094051][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 85.095509][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 85.097514][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 85.099364][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 85.102756][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 85.104946][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 85.106570][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 85.107956][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 85.109424][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 85.110917][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 85.112387][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 85.114653][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 85.116107][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 85.117889][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 85.119708][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 85.121710][ T4898] ------------[ cut here ]------------ [ 85.122563][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 85.123897][ T4898] Modules linked in: [ 85.124532][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 85.125810][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 85.127380][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.128527][ T4898] pc : drop_nlink+0xe8/0x140 [ 85.129225][ T4898] lr : drop_nlink+0xe8/0x140 [ 85.129929][ T4898] sp : ffff80001f1b7ac0 [ 85.130552][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b6051b4 x27: dfff800000000000 [ 85.131864][ T4898] x26: 1fffe0001c4444ff x25: 0000000000000000 x24: ffff80001f1b7b00 [ 85.133126][ T4898] x23: 1fffe0001c436dde x22: dfff800000000000 x21: 0000000000000000 [ 85.134360][ T4898] x20: ffff0000e21b6ef0 x19: ffff0000e21b6ea8 x18: 0000000000000000 [ 85.135590][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 85.136888][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 85.138126][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 85.139391][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000055 [ 85.140710][ T4898] x5 : ffff0000e21b6f30 x4 : ffff0000e2222860 x3 : ffff800008dd7870 [ 85.141981][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 85.143301][ T4898] Call trace: [ 85.143825][ T4898] drop_nlink+0xe8/0x140 [ 85.144584][ T4898] ext2_unlink+0x150/0x1b4 [ 85.145325][ T4898] vfs_unlink+0x2e0/0x4f4 [ 85.146013][ T4898] do_unlinkat+0x328/0x618 [ 85.146675][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 85.147410][ T4898] invoke_syscall+0x98/0x2b0 [ 85.148158][ T4898] el0_svc_common+0x138/0x258 [ 85.148937][ T4898] do_el0_svc+0x58/0x13c [ 85.149607][ T4898] el0_svc+0x78/0x1d0 [ 85.150245][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 85.151065][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 85.151810][ T4898] irq event stamp: 440364 [ 85.152490][ T4898] hardirqs last enabled at (440363): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 85.154235][ T4898] hardirqs last disabled at (440364): [] el1_dbg+0x24/0x80 [ 85.155610][ T4898] softirqs last enabled at (440212): [] local_bh_enable+0x10/0x34 [ 85.157131][ T4898] softirqs last disabled at (440210): [] local_bh_disable+0x10/0x34 [ 85.158695][ T4898] ---[ end trace d53cf66031ec9c7c ]--- [ 85.226106][ T5109] loop0: detected capacity change from 0 to 512 [ 85.265029][ T5109] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 85.270368][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 85.272256][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 85.274086][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 85.275560][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 85.277048][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 85.278700][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 85.280193][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 85.281819][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 85.283863][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 85.285346][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 85.286717][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 85.288073][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 85.289990][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 85.291772][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 85.295620][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 85.297082][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 85.298607][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 85.300130][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 85.301630][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 85.304329][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 85.305769][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 85.307234][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 85.308732][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 85.310347][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 85.312065][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 85.314849][ T4898] ------------[ cut here ]------------ [ 85.315731][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 85.316983][ T4898] Modules linked in: [ 85.317598][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 85.319096][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 85.320906][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.322161][ T4898] pc : drop_nlink+0xe8/0x140 [ 85.322853][ T4898] lr : drop_nlink+0xe8/0x140 [ 85.323553][ T4898] sp : ffff80001f1b7ac0 [ 85.324177][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c47aefd x27: dfff800000000000 [ 85.325386][ T4898] x26: 1fffe0001c436ea7 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 85.326560][ T4898] x23: 1fffe0001c459368 x22: dfff800000000000 x21: 0000000000000000 [ 85.327917][ T4898] x20: ffff0000e22c9b40 x19: ffff0000e22c9af8 x18: 0000000000000000 [ 85.329343][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 85.330632][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 85.331924][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 85.333245][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000055 [ 85.334553][ T4898] x5 : ffff0000e22c9b80 x4 : ffff0000e21b75a0 x3 : ffff800008dd7870 [ 85.335839][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 85.337105][ T4898] Call trace: [ 85.337614][ T4898] drop_nlink+0xe8/0x140 [ 85.338281][ T4898] ext2_unlink+0x150/0x1b4 [ 85.338986][ T4898] vfs_unlink+0x2e0/0x4f4 [ 85.339740][ T4898] do_unlinkat+0x328/0x618 [ 85.340403][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 85.341190][ T4898] invoke_syscall+0x98/0x2b0 [ 85.341987][ T4898] el0_svc_common+0x138/0x258 [ 85.342728][ T4898] do_el0_svc+0x58/0x13c [ 85.343444][ T4898] el0_svc+0x78/0x1d0 [ 85.344065][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 85.344895][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 85.345592][ T4898] irq event stamp: 448514 [ 85.346339][ T4898] hardirqs last enabled at (448513): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 85.348190][ T4898] hardirqs last disabled at (448514): [] el1_dbg+0x24/0x80 [ 85.349629][ T4898] softirqs last enabled at (448354): [] local_bh_enable+0x10/0x34 [ 85.351049][ T4898] softirqs last disabled at (448352): [] local_bh_disable+0x10/0x34 [ 85.352474][ T4898] ---[ end trace d53cf66031ec9c7d ]--- [ 85.423995][ T5111] loop0: detected capacity change from 0 to 512 [ 85.431376][ T5111] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 85.438147][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 85.440007][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 85.441453][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 85.442905][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 85.445063][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 85.446468][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 85.447964][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 85.449429][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 85.450991][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 85.452476][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 85.454508][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 85.456107][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 85.458020][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 85.459661][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 85.462207][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 85.465016][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 85.466487][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 85.467936][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 85.469434][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 85.470895][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 85.472336][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 85.474790][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 85.476260][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 85.477843][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 85.479556][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 85.481571][ T4898] ------------[ cut here ]------------ [ 85.482442][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 85.483676][ T4898] Modules linked in: [ 85.484340][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 85.485895][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 85.487579][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.488897][ T4898] pc : drop_nlink+0xe8/0x140 [ 85.489620][ T4898] lr : drop_nlink+0xe8/0x140 [ 85.490371][ T4898] sp : ffff80001f1b7ac0 [ 85.491037][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b89f527 x27: dfff800000000000 [ 85.492353][ T4898] x26: 1fffe0001c44469b x25: 0000000000000000 x24: ffff80001f1b7b00 [ 85.493707][ T4898] x23: 1fffe0001c45976e x22: dfff800000000000 x21: 0000000000000000 [ 85.495060][ T4898] x20: ffff0000e22cbb70 x19: ffff0000e22cbb28 x18: 0000000000000000 [ 85.496324][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 85.497578][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 85.498877][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 85.500216][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000055 [ 85.501603][ T4898] x5 : ffff0000e22cbbb0 x4 : ffff0000e2223540 x3 : ffff800008dd7870 [ 85.502948][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 85.504240][ T4898] Call trace: [ 85.504746][ T4898] drop_nlink+0xe8/0x140 [ 85.505382][ T4898] ext2_unlink+0x150/0x1b4 [ 85.506111][ T4898] vfs_unlink+0x2e0/0x4f4 [ 85.506891][ T4898] do_unlinkat+0x328/0x618 [ 85.507629][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 85.508503][ T4898] invoke_syscall+0x98/0x2b0 [ 85.509286][ T4898] el0_svc_common+0x138/0x258 [ 85.510103][ T4898] do_el0_svc+0x58/0x13c [ 85.510778][ T4898] el0_svc+0x78/0x1d0 [ 85.511414][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 85.512262][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 85.513036][ T4898] irq event stamp: 456086 [ 85.513758][ T4898] hardirqs last enabled at (456085): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 85.515562][ T4898] hardirqs last disabled at (456086): [] el1_dbg+0x24/0x80 [ 85.516988][ T4898] softirqs last enabled at (455920): [] local_bh_enable+0x10/0x34 [ 85.518504][ T4898] softirqs last disabled at (455918): [] local_bh_disable+0x10/0x34 [ 85.520034][ T4898] ---[ end trace d53cf66031ec9c7e ]--- [ 85.573022][ T5113] loop0: detected capacity change from 0 to 512 [ 85.646150][ T5113] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 85.654626][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 85.656536][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 85.657998][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 85.659520][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 85.661053][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 85.662638][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 85.666204][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 85.667704][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 85.669176][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 85.670767][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 85.672244][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 85.675233][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 85.684376][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 85.686086][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 85.688644][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 85.690199][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 85.691684][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 85.693980][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 85.695430][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 85.696921][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 85.698465][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 85.700040][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 85.701579][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 85.703680][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 85.705379][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 85.707451][ T4898] ------------[ cut here ]------------ [ 85.708315][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 85.709747][ T4898] Modules linked in: [ 85.710350][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 85.711675][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 85.713118][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.714340][ T4898] pc : drop_nlink+0xe8/0x140 [ 85.715043][ T4898] lr : drop_nlink+0xe8/0x140 [ 85.715857][ T4898] sp : ffff80001f1b7ac0 [ 85.716548][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b89eace x27: dfff800000000000 [ 85.717802][ T4898] x26: 1fffe0001c459837 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 85.719109][ T4898] x23: 1fffe0001c4449d8 x22: dfff800000000000 x21: 0000000000000000 [ 85.720416][ T4898] x20: ffff0000e2224ec0 x19: ffff0000e2224e78 x18: 0000000000000000 [ 85.721674][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 85.722936][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 85.724159][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 85.725454][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000055 [ 85.726765][ T4898] x5 : ffff0000e2224f00 x4 : ffff0000e22cc220 x3 : ffff800008dd7870 [ 85.728192][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 85.729499][ T4898] Call trace: [ 85.730030][ T4898] drop_nlink+0xe8/0x140 [ 85.730714][ T4898] ext2_unlink+0x150/0x1b4 [ 85.731409][ T4898] vfs_unlink+0x2e0/0x4f4 [ 85.732092][ T4898] do_unlinkat+0x328/0x618 [ 85.732838][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 85.733621][ T4898] invoke_syscall+0x98/0x2b0 [ 85.734320][ T4898] el0_svc_common+0x138/0x258 [ 85.735007][ T4898] do_el0_svc+0x58/0x13c [ 85.735703][ T4898] el0_svc+0x78/0x1d0 [ 85.736359][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 85.737125][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 85.737819][ T4898] irq event stamp: 462610 [ 85.738566][ T4898] hardirqs last enabled at (462609): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 85.740352][ T4898] hardirqs last disabled at (462610): [] el1_dbg+0x24/0x80 [ 85.741771][ T4898] softirqs last enabled at (462466): [] local_bh_enable+0x10/0x34 [ 85.743321][ T4898] softirqs last disabled at (462464): [] local_bh_disable+0x10/0x34 [ 85.744835][ T4898] ---[ end trace d53cf66031ec9c7f ]--- [ 85.805687][ T5115] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 85.810985][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 85.815662][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 85.817161][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 85.818599][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 85.820033][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 85.821475][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 85.822948][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 85.824949][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 85.826447][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 85.828026][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 85.829595][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 85.831228][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 85.834678][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 85.836467][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 85.839050][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 85.840529][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 85.842001][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 85.844232][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 85.845684][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 85.847071][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 85.848521][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 85.849879][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 85.851428][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 85.853033][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 85.855173][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 85.857265][ T4898] ------------[ cut here ]------------ [ 85.858126][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 85.859486][ T4898] Modules linked in: [ 85.860099][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 85.861467][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 85.863064][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.864256][ T4898] pc : drop_nlink+0xe8/0x140 [ 85.865011][ T4898] lr : drop_nlink+0xe8/0x140 [ 85.865692][ T4898] sp : ffff80001f1b7ac0 [ 85.866351][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c42a2fd x27: dfff800000000000 [ 85.867566][ T4898] x26: 1fffe0001c444aa1 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 85.868828][ T4898] x23: 1fffe0001c444eac x22: dfff800000000000 x21: 0000000000000000 [ 85.870036][ T4898] x20: ffff0000e2227560 x19: ffff0000e2227518 x18: 0000000000000000 [ 85.871248][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 85.872468][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 85.873686][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 85.875055][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000055 [ 85.876450][ T4898] x5 : ffff0000e22275a0 x4 : ffff0000e2225570 x3 : ffff800008dd7870 [ 85.877807][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 85.879050][ T4898] Call trace: [ 85.879639][ T4898] drop_nlink+0xe8/0x140 [ 85.880327][ T4898] ext2_unlink+0x150/0x1b4 [ 85.881022][ T4898] vfs_unlink+0x2e0/0x4f4 [ 85.881746][ T4898] do_unlinkat+0x328/0x618 [ 85.882547][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 85.883369][ T4898] invoke_syscall+0x98/0x2b0 [ 85.884100][ T4898] el0_svc_common+0x138/0x258 [ 85.884903][ T4898] do_el0_svc+0x58/0x13c [ 85.885642][ T4898] el0_svc+0x78/0x1d0 [ 85.886301][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 85.887115][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 85.887923][ T4898] irq event stamp: 469522 [ 85.888626][ T4898] hardirqs last enabled at (469521): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 85.890506][ T4898] hardirqs last disabled at (469522): [] el1_dbg+0x24/0x80 [ 85.891978][ T4898] softirqs last enabled at (469366): [] local_bh_enable+0x10/0x34 [ 85.893424][ T4898] softirqs last disabled at (469364): [] local_bh_disable+0x10/0x34 [ 85.895042][ T4898] ---[ end trace d53cf66031ec9c80 ]--- [ 85.896163][ T4064] Bluetooth: hci0: command 0x0419 tx timeout [ 85.944765][ T5117] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 85.961094][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 85.962943][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 85.966006][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 85.967551][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 85.969091][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 85.970644][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 85.972123][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 85.974300][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 85.975758][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 85.977166][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 85.978535][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 85.979967][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 85.981957][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 85.984141][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 85.986749][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 85.988268][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 85.989792][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 85.991321][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 85.992897][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 85.994679][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 85.996131][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 85.997598][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 85.999115][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 86.000763][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 86.002429][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 86.005099][ T4898] ------------[ cut here ]------------ [ 86.006000][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 86.007390][ T4898] Modules linked in: [ 86.008038][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 86.009434][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 86.010894][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.012097][ T4898] pc : drop_nlink+0xe8/0x140 [ 86.012828][ T4898] lr : drop_nlink+0xe8/0x140 [ 86.013630][ T4898] sp : ffff80001f1b7ac0 [ 86.014266][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8b3ece x27: dfff800000000000 [ 86.015567][ T4898] x26: 1fffe0001c4599d3 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 86.016843][ T4898] x23: 1fffe0001c4189d8 x22: dfff800000000000 x21: 0000000000000000 [ 86.018103][ T4898] x20: ffff0000e20c4ec0 x19: ffff0000e20c4e78 x18: 0000000000000000 [ 86.019383][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 86.020651][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 86.022009][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 86.023310][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000055 [ 86.024564][ T4898] x5 : ffff0000e20c4f00 x4 : ffff0000e22ccf00 x3 : ffff800008dd7870 [ 86.025883][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 86.027272][ T4898] Call trace: [ 86.027804][ T4898] drop_nlink+0xe8/0x140 [ 86.028490][ T4898] ext2_unlink+0x150/0x1b4 [ 86.029161][ T4898] vfs_unlink+0x2e0/0x4f4 [ 86.029931][ T4898] do_unlinkat+0x328/0x618 [ 86.030698][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 86.031504][ T4898] invoke_syscall+0x98/0x2b0 [ 86.032306][ T4898] el0_svc_common+0x138/0x258 [ 86.033105][ T4898] do_el0_svc+0x58/0x13c [ 86.033795][ T4898] el0_svc+0x78/0x1d0 [ 86.034430][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 86.035252][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 86.035985][ T4898] irq event stamp: 476344 [ 86.036704][ T4898] hardirqs last enabled at (476343): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 86.038513][ T4898] hardirqs last disabled at (476344): [] el1_dbg+0x24/0x80 [ 86.039959][ T4898] softirqs last enabled at (476230): [] local_bh_enable+0x10/0x34 [ 86.041449][ T4898] softirqs last disabled at (476228): [] local_bh_disable+0x10/0x34 [ 86.042859][ T4898] ---[ end trace d53cf66031ec9c81 ]--- [ 86.112033][ T5119] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 86.124376][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 86.126772][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 86.128329][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 86.129831][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 86.131411][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 86.132872][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 86.134964][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 86.136444][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 86.137916][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 86.139355][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 86.140755][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 86.142672][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 86.145211][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 86.147005][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 86.149747][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 86.151312][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 86.152823][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 86.154596][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 86.156051][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 86.157460][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 86.158901][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 86.160220][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 86.161582][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 86.163542][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 86.165252][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 86.167145][ T4898] ------------[ cut here ]------------ [ 86.167954][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 86.169109][ T4898] Modules linked in: [ 86.169719][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 86.171000][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 86.172622][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.173837][ T4898] pc : drop_nlink+0xe8/0x140 [ 86.174524][ T4898] lr : drop_nlink+0xe8/0x140 [ 86.175262][ T4898] sp : ffff80001f1b7ac0 [ 86.175977][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c44ea12 x27: dfff800000000000 [ 86.177252][ T4898] x26: 1fffe0001c459c3d x25: 0000000000000000 x24: ffff80001f1b7b00 [ 86.178525][ T4898] x23: 1fffe0001c459eac x22: dfff800000000000 x21: 0000000000000000 [ 86.179820][ T4898] x20: ffff0000e22cf560 x19: ffff0000e22cf518 x18: 0000000000000000 [ 86.181103][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 86.182328][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 86.183516][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 86.184786][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000056 [ 86.186063][ T4898] x5 : ffff0000e22cf5a0 x4 : ffff0000e22ce250 x3 : ffff800008dd7870 [ 86.187312][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 86.188471][ T4898] Call trace: [ 86.188982][ T4898] drop_nlink+0xe8/0x140 [ 86.189637][ T4898] ext2_unlink+0x150/0x1b4 [ 86.190253][ T4898] vfs_unlink+0x2e0/0x4f4 [ 86.190918][ T4898] do_unlinkat+0x328/0x618 [ 86.191672][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 86.192482][ T4898] invoke_syscall+0x98/0x2b0 [ 86.193157][ T4898] el0_svc_common+0x138/0x258 [ 86.193961][ T4898] do_el0_svc+0x58/0x13c [ 86.194697][ T4898] el0_svc+0x78/0x1d0 [ 86.195338][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 86.196113][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 86.196838][ T4898] irq event stamp: 483646 [ 86.197450][ T4898] hardirqs last enabled at (483645): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 86.199089][ T4898] hardirqs last disabled at (483646): [] el1_dbg+0x24/0x80 [ 86.200400][ T4898] softirqs last enabled at (483492): [] local_bh_enable+0x10/0x34 [ 86.201760][ T4898] softirqs last disabled at (483490): [] local_bh_disable+0x10/0x34 [ 86.203370][ T4898] ---[ end trace d53cf66031ec9c82 ]--- [ 86.338337][ T5121] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 86.344125][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 86.345946][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 86.347651][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 86.349405][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 86.350954][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 86.352427][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 86.354509][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 86.356014][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 86.357460][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 86.358933][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 86.360461][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 86.362106][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 86.364043][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 86.365883][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 86.368514][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 86.370061][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 86.371598][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 86.373747][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 86.375110][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 86.376566][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 86.378048][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 86.379556][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 86.381082][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 86.382583][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 86.384901][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 86.387011][ T4898] ------------[ cut here ]------------ [ 86.387897][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 86.389272][ T4898] Modules linked in: [ 86.389921][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 86.391389][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 86.392925][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.394220][ T4898] pc : drop_nlink+0xe8/0x140 [ 86.394970][ T4898] lr : drop_nlink+0xe8/0x140 [ 86.395762][ T4898] sp : ffff80001f1b7ac0 [ 86.396444][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b16a527 x27: dfff800000000000 [ 86.397712][ T4898] x26: 1fffe0001c418aa1 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 86.399001][ T4898] x23: 1fffe0001c4186a0 x22: dfff800000000000 x21: 0000000000000000 [ 86.400300][ T4898] x20: ffff0000e20c3500 x19: ffff0000e20c34b8 x18: 0000000000000000 [ 86.401683][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 86.402998][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 86.404325][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 86.405753][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000056 [ 86.407200][ T4898] x5 : ffff0000e20c3540 x4 : ffff0000e20c5570 x3 : ffff800008dd7870 [ 86.408566][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 86.409836][ T4898] Call trace: [ 86.410388][ T4898] drop_nlink+0xe8/0x140 [ 86.411060][ T4898] ext2_unlink+0x150/0x1b4 [ 86.411823][ T4898] vfs_unlink+0x2e0/0x4f4 [ 86.412573][ T4898] do_unlinkat+0x328/0x618 [ 86.413313][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 86.414145][ T4898] invoke_syscall+0x98/0x2b0 [ 86.414876][ T4898] el0_svc_common+0x138/0x258 [ 86.415561][ T4898] do_el0_svc+0x58/0x13c [ 86.416335][ T4898] el0_svc+0x78/0x1d0 [ 86.417015][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 86.417819][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 86.418573][ T4898] irq event stamp: 490590 [ 86.419213][ T4898] hardirqs last enabled at (490589): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 86.421056][ T4898] hardirqs last disabled at (490590): [] el1_dbg+0x24/0x80 [ 86.422608][ T4898] softirqs last enabled at (490422): [] local_bh_enable+0x10/0x34 [ 86.424184][ T4898] softirqs last disabled at (490420): [] local_bh_disable+0x10/0x34 [ 86.425744][ T4898] ---[ end trace d53cf66031ec9c83 ]--- [ 86.547198][ T5123] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 86.556046][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 86.557880][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 86.559436][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 86.560878][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 86.562423][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 86.565098][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 86.566642][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 86.568044][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 86.569577][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 86.571050][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 86.572615][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 86.574844][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 86.576878][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 86.578541][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 86.581011][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 86.582610][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 86.585550][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 86.586964][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 86.588376][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 86.589931][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 86.591389][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 86.592850][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 86.594909][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 86.596443][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 86.598239][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 86.600356][ T4898] ------------[ cut here ]------------ [ 86.601195][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 86.602388][ T4898] Modules linked in: [ 86.603075][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 86.604398][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 86.605933][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.607169][ T4898] pc : drop_nlink+0xe8/0x140 [ 86.607760][ T4898] lr : drop_nlink+0xe8/0x140 [ 86.608411][ T4898] sp : ffff80001f1b7ac0 [ 86.609037][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001da01c6b x27: dfff800000000000 [ 86.610177][ T4898] x26: 1fffe0001c4184ff x25: 0000000000000000 x24: ffff80001f1b7b00 [ 86.611369][ T4898] x23: 1fffe0001c41829a x22: dfff800000000000 x21: 0000000000000000 [ 86.612729][ T4898] x20: ffff0000e20c14d0 x19: ffff0000e20c1488 x18: 0000000000000000 [ 86.614021][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 86.615242][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 86.616407][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 86.617800][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000056 [ 86.619117][ T4898] x5 : ffff0000e20c1510 x4 : ffff0000e20c2860 x3 : ffff800008dd7870 [ 86.620346][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 86.621547][ T4898] Call trace: [ 86.622047][ T4898] drop_nlink+0xe8/0x140 [ 86.622787][ T4898] ext2_unlink+0x150/0x1b4 [ 86.623545][ T4898] vfs_unlink+0x2e0/0x4f4 [ 86.624276][ T4898] do_unlinkat+0x328/0x618 [ 86.624999][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 86.625824][ T4898] invoke_syscall+0x98/0x2b0 [ 86.626615][ T4898] el0_svc_common+0x138/0x258 [ 86.627443][ T4898] do_el0_svc+0x58/0x13c [ 86.628152][ T4898] el0_svc+0x78/0x1d0 [ 86.628821][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 86.629676][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 86.630407][ T4898] irq event stamp: 497538 [ 86.631089][ T4898] hardirqs last enabled at (497537): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 86.632744][ T4898] hardirqs last disabled at (497538): [] el1_dbg+0x24/0x80 [ 86.634058][ T4898] softirqs last enabled at (497380): [] local_bh_enable+0x10/0x34 [ 86.635580][ T4898] softirqs last disabled at (497378): [] local_bh_disable+0x10/0x34 [ 86.637120][ T4898] ---[ end trace d53cf66031ec9c84 ]--- [ 86.704781][ T5125] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 86.710734][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 86.712692][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 86.714660][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 86.716176][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 86.717584][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 86.718906][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 86.720524][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 86.722166][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 86.723977][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 86.725483][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 86.726992][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 86.728408][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 86.730372][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 86.732123][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 86.736353][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 86.737851][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 86.739270][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 86.740795][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 86.742267][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 86.744081][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 86.745627][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 86.747157][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 86.748641][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 86.750242][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 86.751933][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 86.754973][ T4898] ------------[ cut here ]------------ [ 86.755835][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 86.757119][ T4898] Modules linked in: [ 86.757787][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 86.759216][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 86.760768][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.762079][ T4898] pc : drop_nlink+0xe8/0x140 [ 86.762866][ T4898] lr : drop_nlink+0xe8/0x140 [ 86.763670][ T4898] sp : ffff80001f1b7ac0 [ 86.764331][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001da01a41 x27: dfff800000000000 [ 86.765571][ T4898] x26: 1fffe0001c4180f9 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 86.766988][ T4898] x23: 1fffe0001bcfb29a x22: dfff800000000000 x21: 0000000000000000 [ 86.768267][ T4898] x20: ffff0000de7d94d0 x19: ffff0000de7d9488 x18: 0000000000000000 [ 86.769648][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 86.770902][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 86.772027][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 86.773194][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000056 [ 86.774415][ T4898] x5 : ffff0000de7d9510 x4 : ffff0000e20c0830 x3 : ffff800008dd7870 [ 86.775784][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 86.777028][ T4898] Call trace: [ 86.777596][ T4898] drop_nlink+0xe8/0x140 [ 86.778299][ T4898] ext2_unlink+0x150/0x1b4 [ 86.778977][ T4898] vfs_unlink+0x2e0/0x4f4 [ 86.779669][ T4898] do_unlinkat+0x328/0x618 [ 86.780347][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 86.781133][ T4898] invoke_syscall+0x98/0x2b0 [ 86.781807][ T4898] el0_svc_common+0x138/0x258 [ 86.782475][ T4898] do_el0_svc+0x58/0x13c [ 86.783143][ T4898] el0_svc+0x78/0x1d0 [ 86.783795][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 86.784646][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 86.785380][ T4898] irq event stamp: 504106 [ 86.786089][ T4898] hardirqs last enabled at (504105): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 86.787725][ T4898] hardirqs last disabled at (504106): [] el1_dbg+0x24/0x80 [ 86.789120][ T4898] softirqs last enabled at (503954): [] local_bh_enable+0x10/0x34 [ 86.790646][ T4898] softirqs last disabled at (503952): [] local_bh_disable+0x10/0x34 [ 86.792301][ T4898] ---[ end trace d53cf66031ec9c85 ]--- [ 86.857221][ T5127] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 86.864621][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 86.866655][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 86.868112][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 86.869712][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 86.871178][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 86.872765][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 86.874417][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 86.875854][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 86.877373][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 86.878796][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 86.880287][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 86.881850][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 86.883902][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 86.885716][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 86.888262][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 86.889551][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 86.891067][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 86.892656][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 86.901958][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 86.903926][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 86.905466][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 86.907052][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 86.908532][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 86.910064][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 86.911705][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 86.914591][ T4898] ------------[ cut here ]------------ [ 86.915444][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 86.916693][ T4898] Modules linked in: [ 86.917271][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 86.918643][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 86.920118][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.921268][ T4898] pc : drop_nlink+0xe8/0x140 [ 86.921951][ T4898] lr : drop_nlink+0xe8/0x140 [ 86.922657][ T4898] sp : ffff80001f1b7ac0 [ 86.923375][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001da00927 x27: dfff800000000000 [ 86.924590][ T4898] x26: 1fffe0001da0b4ff x25: 0000000000000000 x24: ffff80001f1b7b00 [ 86.925859][ T4898] x23: 1fffe0001da0b0fe x22: dfff800000000000 x21: 0000000000000000 [ 86.927083][ T4898] x20: ffff0000ed0587f0 x19: ffff0000ed0587a8 x18: 0000000000000000 [ 86.928263][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 86.929526][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 86.930781][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 86.932063][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000056 [ 86.933339][ T4898] x5 : ffff0000ed058830 x4 : ffff0000ed05a860 x3 : ffff800008dd7870 [ 86.934602][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 86.935903][ T4898] Call trace: [ 86.936439][ T4898] drop_nlink+0xe8/0x140 [ 86.937096][ T4898] ext2_unlink+0x150/0x1b4 [ 86.937789][ T4898] vfs_unlink+0x2e0/0x4f4 [ 86.938579][ T4898] do_unlinkat+0x328/0x618 [ 86.939271][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 86.940136][ T4898] invoke_syscall+0x98/0x2b0 [ 86.940904][ T4898] el0_svc_common+0x138/0x258 [ 86.941669][ T4898] do_el0_svc+0x58/0x13c [ 86.942340][ T4898] el0_svc+0x78/0x1d0 [ 86.942943][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 86.943745][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 86.944494][ T4898] irq event stamp: 511016 [ 86.945180][ T4898] hardirqs last enabled at (511015): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 86.946837][ T4898] hardirqs last disabled at (511016): [] el1_dbg+0x24/0x80 [ 86.948244][ T4898] softirqs last enabled at (510910): [] local_bh_enable+0x10/0x34 [ 86.949827][ T4898] softirqs last disabled at (510908): [] local_bh_disable+0x10/0x34 [ 86.951336][ T4898] ---[ end trace d53cf66031ec9c86 ]--- [ 87.069663][ T5129] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 87.075142][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 87.077052][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 87.078513][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 87.080061][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 87.081456][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 87.082960][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 87.084751][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 87.086186][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 87.087661][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 87.089257][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 87.090664][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 87.092124][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 87.094583][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 87.096465][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 87.099135][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 87.100667][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 87.102249][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 87.104192][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 87.105705][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 87.107160][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 87.108654][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 87.110251][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 87.111656][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 87.113421][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 87.115034][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 87.116961][ T4898] ------------[ cut here ]------------ [ 87.117886][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 87.119325][ T4898] Modules linked in: [ 87.120003][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 87.121496][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 87.123028][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.124245][ T4898] pc : drop_nlink+0xe8/0x140 [ 87.124985][ T4898] lr : drop_nlink+0xe8/0x140 [ 87.125679][ T4898] sp : ffff80001f1b7ac0 [ 87.126368][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe000198ea127 x27: dfff800000000000 [ 87.127692][ T4898] x26: 1fffe0001da0b5cd x25: 0000000000000000 x24: ffff80001f1b7b00 [ 87.128911][ T4898] x23: 1fffe0001c42383c x22: dfff800000000000 x21: 0000000000000000 [ 87.130254][ T4898] x20: ffff0000e211c1e0 x19: ffff0000e211c198 x18: 0000000000000000 [ 87.131556][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 87.132818][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 87.134119][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 87.135398][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000057 [ 87.136747][ T4898] x5 : ffff0000e211c220 x4 : ffff0000ed05aed0 x3 : ffff800008dd7870 [ 87.138043][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 87.139284][ T4898] Call trace: [ 87.139783][ T4898] drop_nlink+0xe8/0x140 [ 87.140362][ T4898] ext2_unlink+0x150/0x1b4 [ 87.141009][ T4898] vfs_unlink+0x2e0/0x4f4 [ 87.141670][ T4898] do_unlinkat+0x328/0x618 [ 87.142352][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 87.143085][ T4898] invoke_syscall+0x98/0x2b0 [ 87.143733][ T4898] el0_svc_common+0x138/0x258 [ 87.144419][ T4898] do_el0_svc+0x58/0x13c [ 87.145134][ T4898] el0_svc+0x78/0x1d0 [ 87.145812][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 87.146688][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 87.147404][ T4898] irq event stamp: 518008 [ 87.148096][ T4898] hardirqs last enabled at (518007): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 87.150038][ T4898] hardirqs last disabled at (518008): [] el1_dbg+0x24/0x80 [ 87.151538][ T4898] softirqs last enabled at (517860): [] local_bh_enable+0x10/0x34 [ 87.153183][ T4898] softirqs last disabled at (517858): [] local_bh_disable+0x10/0x34 [ 87.154785][ T4898] ---[ end trace d53cf66031ec9c87 ]--- [ 87.286120][ T5131] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 87.292032][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 87.294991][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 87.296469][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 87.297987][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 87.299479][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 87.301008][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 87.302472][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 87.304469][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 87.305946][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 87.307526][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 87.309101][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 87.310530][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 87.312604][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 87.314929][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 87.317473][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 87.318947][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 87.320332][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 87.321872][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 87.323918][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 87.325360][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 87.326945][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 87.328483][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 87.329986][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 87.331482][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 87.333882][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 87.336468][ T4898] ------------[ cut here ]------------ [ 87.337341][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 87.338668][ T4898] Modules linked in: [ 87.339309][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 87.340693][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 87.342170][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.343510][ T4898] pc : drop_nlink+0xe8/0x140 [ 87.344223][ T4898] lr : drop_nlink+0xe8/0x140 [ 87.345010][ T4898] sp : ffff80001f1b7ac0 [ 87.345691][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c47540d x27: dfff800000000000 [ 87.347062][ T4898] x26: 1fffe0001bcfb363 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 87.348487][ T4898] x23: 1fffe0001c423504 x22: dfff800000000000 x21: 0000000000000000 [ 87.349855][ T4898] x20: ffff0000e211a820 x19: ffff0000e211a7d8 x18: 0000000000000000 [ 87.351104][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 87.352370][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 87.353637][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 87.354888][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000057 [ 87.356150][ T4898] x5 : ffff0000e211a860 x4 : ffff0000de7d9b80 x3 : ffff800008dd7870 [ 87.357380][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 87.358571][ T4898] Call trace: [ 87.359193][ T4898] drop_nlink+0xe8/0x140 [ 87.359942][ T4898] ext2_unlink+0x150/0x1b4 [ 87.360746][ T4898] vfs_unlink+0x2e0/0x4f4 [ 87.361499][ T4898] do_unlinkat+0x328/0x618 [ 87.362258][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 87.363152][ T4898] invoke_syscall+0x98/0x2b0 [ 87.363905][ T4898] el0_svc_common+0x138/0x258 [ 87.364607][ T4898] do_el0_svc+0x58/0x13c [ 87.365410][ T4898] el0_svc+0x78/0x1d0 [ 87.366077][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 87.366854][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 87.367543][ T4898] irq event stamp: 524990 [ 87.368162][ T4898] hardirqs last enabled at (524989): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 87.369779][ T4898] hardirqs last disabled at (524990): [] el1_dbg+0x24/0x80 [ 87.371253][ T4898] softirqs last enabled at (524864): [] local_bh_enable+0x10/0x34 [ 87.372671][ T4898] softirqs last disabled at (524862): [] local_bh_disable+0x10/0x34 [ 87.374099][ T4898] ---[ end trace d53cf66031ec9c88 ]--- [ 87.486519][ T5133] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 87.495075][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 87.496878][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 87.498413][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 87.500045][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 87.501506][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 87.502919][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 87.504788][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 87.506235][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 87.507692][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 87.509264][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 87.510628][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 87.512042][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 87.514468][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 87.516293][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 87.518936][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 87.520357][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 87.521934][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 87.523976][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 87.525441][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 87.526865][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 87.528489][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 87.530046][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 87.531421][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 87.533726][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 87.535524][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 87.538228][ T4898] ------------[ cut here ]------------ [ 87.539089][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 87.540416][ T4898] Modules linked in: [ 87.541078][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 87.542511][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 87.544008][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.545211][ T4898] pc : drop_nlink+0xe8/0x140 [ 87.545890][ T4898] lr : drop_nlink+0xe8/0x140 [ 87.546635][ T4898] sp : ffff80001f1b7ac0 [ 87.547290][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c41a4c9 x27: dfff800000000000 [ 87.548519][ T4898] x26: 1fffe0001c4235cd x25: 0000000000000000 x24: ffff80001f1b7b00 [ 87.549841][ T4898] x23: 1fffe0001bcfb504 x22: dfff800000000000 x21: 0000000000000000 [ 87.551096][ T4898] x20: ffff0000de7da820 x19: ffff0000de7da7d8 x18: 0000000000000000 [ 87.552410][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 87.553655][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 87.554975][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 87.556211][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000057 [ 87.557514][ T4898] x5 : ffff0000de7da860 x4 : ffff0000e211aed0 x3 : ffff800008dd7870 [ 87.558862][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 87.560107][ T4898] Call trace: [ 87.560673][ T4898] drop_nlink+0xe8/0x140 [ 87.561372][ T4898] ext2_unlink+0x150/0x1b4 [ 87.562172][ T4898] vfs_unlink+0x2e0/0x4f4 [ 87.562874][ T4898] do_unlinkat+0x328/0x618 [ 87.563622][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 87.564459][ T4898] invoke_syscall+0x98/0x2b0 [ 87.565226][ T4898] el0_svc_common+0x138/0x258 [ 87.565937][ T4898] do_el0_svc+0x58/0x13c [ 87.566639][ T4898] el0_svc+0x78/0x1d0 [ 87.567333][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 87.568143][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 87.568885][ T4898] irq event stamp: 532628 [ 87.569552][ T4898] hardirqs last enabled at (532627): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 87.571284][ T4898] hardirqs last disabled at (532628): [] el1_dbg+0x24/0x80 [ 87.572703][ T4898] softirqs last enabled at (532510): [] local_bh_enable+0x10/0x34 [ 87.574152][ T4898] softirqs last disabled at (532508): [] local_bh_disable+0x10/0x34 [ 87.575606][ T4898] ---[ end trace d53cf66031ec9c89 ]--- [ 87.653453][ T5135] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 87.674886][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 87.676739][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 87.678513][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 87.680030][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 87.683744][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 87.690152][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 87.691748][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 87.694406][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 87.695849][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 87.697242][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 87.698557][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 87.700025][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 87.702042][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 87.705044][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 87.707483][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 87.708972][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 87.710411][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 87.711768][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 1970/01/01 00:01:27 executed programs: 52 [ 87.718105][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 87.719754][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 87.721246][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 87.722794][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 87.724742][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 87.726327][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 87.728106][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 87.730003][ T4898] ------------[ cut here ]------------ [ 87.730842][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 87.732244][ T4898] Modules linked in: [ 87.732846][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 87.734255][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 87.735786][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.736990][ T4898] pc : drop_nlink+0xe8/0x140 [ 87.737729][ T4898] lr : drop_nlink+0xe8/0x140 [ 87.738519][ T4898] sp : ffff80001f1b7ac0 [ 87.739217][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe00019ea31b4 x27: dfff800000000000 [ 87.740519][ T4898] x26: 1fffe0001bcfb5cd x25: 0000000000000000 x24: ffff80001f1b7b00 [ 87.741826][ T4898] x23: 1fffe0001c423d10 x22: dfff800000000000 x21: 0000000000000000 [ 87.743038][ T4898] x20: ffff0000e211e880 x19: ffff0000e211e838 x18: 0000000000000000 [ 87.744275][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 87.745449][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 87.746724][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 87.747930][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000057 [ 87.749184][ T4898] x5 : ffff0000e211e8c0 x4 : ffff0000de7daed0 x3 : ffff800008dd7870 [ 87.750593][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 87.752015][ T4898] Call trace: [ 87.752605][ T4898] drop_nlink+0xe8/0x140 [ 87.753314][ T4898] ext2_unlink+0x150/0x1b4 [ 87.754017][ T4898] vfs_unlink+0x2e0/0x4f4 [ 87.754727][ T4898] do_unlinkat+0x328/0x618 [ 87.755452][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 87.756290][ T4898] invoke_syscall+0x98/0x2b0 [ 87.757034][ T4898] el0_svc_common+0x138/0x258 [ 87.757729][ T4898] do_el0_svc+0x58/0x13c [ 87.758338][ T4898] el0_svc+0x78/0x1d0 [ 87.758980][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 87.759795][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 87.760457][ T4898] irq event stamp: 541426 [ 87.761095][ T4898] hardirqs last enabled at (541425): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 87.762834][ T4898] hardirqs last disabled at (541426): [] el1_dbg+0x24/0x80 [ 87.764181][ T4898] softirqs last enabled at (541250): [] local_bh_enable+0x10/0x34 [ 87.765643][ T4898] softirqs last disabled at (541248): [] local_bh_disable+0x10/0x34 [ 87.767102][ T4898] ---[ end trace d53cf66031ec9c8a ]--- [ 87.826655][ T5137] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 87.831970][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 87.834413][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 87.838795][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 87.840190][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 87.841611][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 87.843039][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 87.844757][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 87.846615][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 87.848064][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 87.849569][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 87.851157][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 87.852674][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 87.855396][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 87.857124][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 87.859741][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 87.861233][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 87.862766][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 87.866209][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 87.867625][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 87.869031][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 87.870464][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 87.871995][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 87.874334][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 87.875845][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 87.877626][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 87.879658][ T4898] ------------[ cut here ]------------ [ 87.880435][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 87.881730][ T4898] Modules linked in: [ 87.882408][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 87.883845][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 87.885424][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.886600][ T4898] pc : drop_nlink+0xe8/0x140 [ 87.887315][ T4898] lr : drop_nlink+0xe8/0x140 [ 87.888019][ T4898] sp : ffff80001f1b7ac0 [ 87.888662][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe000198f335b x27: dfff800000000000 [ 87.889907][ T4898] x26: 1fffe0001bcfb769 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 87.891243][ T4898] x23: 1fffe0001bcfbb74 x22: dfff800000000000 x21: 0000000000000000 [ 87.892519][ T4898] x20: ffff0000de7ddba0 x19: ffff0000de7ddb58 x18: 0000000000000000 [ 87.893778][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 87.894994][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 87.896175][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 87.897548][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000057 [ 87.898881][ T4898] x5 : ffff0000de7ddbe0 x4 : ffff0000de7dbbb0 x3 : ffff800008dd7870 [ 87.900184][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 87.901403][ T4898] Call trace: [ 87.901909][ T4898] drop_nlink+0xe8/0x140 [ 87.902579][ T4898] ext2_unlink+0x150/0x1b4 [ 87.903263][ T4898] vfs_unlink+0x2e0/0x4f4 [ 87.903936][ T4898] do_unlinkat+0x328/0x618 [ 87.904676][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 87.905495][ T4898] invoke_syscall+0x98/0x2b0 [ 87.906248][ T4898] el0_svc_common+0x138/0x258 [ 87.906975][ T4898] do_el0_svc+0x58/0x13c [ 87.907618][ T4898] el0_svc+0x78/0x1d0 [ 87.908218][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 87.909064][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 87.909834][ T4898] irq event stamp: 548386 [ 87.910551][ T4898] hardirqs last enabled at (548385): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 87.912292][ T4898] hardirqs last disabled at (548386): [] el1_dbg+0x24/0x80 [ 87.913726][ T4898] softirqs last enabled at (548222): [] local_bh_enable+0x10/0x34 [ 87.915267][ T4898] softirqs last disabled at (548220): [] local_bh_disable+0x10/0x34 [ 87.916826][ T4898] ---[ end trace d53cf66031ec9c8b ]--- [ 88.009390][ T5139] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 88.015885][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 88.017575][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 88.018992][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 88.020334][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 88.021797][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 88.023965][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 88.025447][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 88.026889][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 88.028335][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 88.029773][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 88.031376][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 88.032937][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 88.035396][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 88.037122][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 88.040155][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 88.041701][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 88.044037][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 88.045505][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 88.046968][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 88.048519][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 88.050037][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 88.051598][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 88.053575][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 88.055099][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 88.056801][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 88.058844][ T4898] ------------[ cut here ]------------ [ 88.059666][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 88.060998][ T4898] Modules linked in: [ 88.061638][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 88.063081][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 88.064678][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 88.065925][ T4898] pc : drop_nlink+0xe8/0x140 [ 88.066688][ T4898] lr : drop_nlink+0xe8/0x140 [ 88.067413][ T4898] sp : ffff80001f1b7ac0 [ 88.068081][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c439985 x27: dfff800000000000 [ 88.069422][ T4898] x26: 1fffe0001bcfbc3d x25: 0000000000000000 x24: ffff80001f1b7b00 [ 88.070726][ T4898] x23: 1fffe0001bcff90a x22: dfff800000000000 x21: 0000000000000000 [ 88.072079][ T4898] x20: ffff0000de7fc850 x19: ffff0000de7fc808 x18: 0000000000000000 [ 88.073482][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 88.074853][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 88.076175][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 88.077524][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000058 [ 88.078863][ T4898] x5 : ffff0000de7fc890 x4 : ffff0000de7de250 x3 : ffff800008dd7870 [ 88.080302][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 88.081597][ T4898] Call trace: [ 88.082136][ T4898] drop_nlink+0xe8/0x140 [ 88.082809][ T4898] ext2_unlink+0x150/0x1b4 [ 88.083497][ T4898] vfs_unlink+0x2e0/0x4f4 [ 88.084155][ T4898] do_unlinkat+0x328/0x618 [ 88.084849][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 88.085638][ T4898] invoke_syscall+0x98/0x2b0 [ 88.086350][ T4898] el0_svc_common+0x138/0x258 [ 88.087102][ T4898] do_el0_svc+0x58/0x13c [ 88.087807][ T4898] el0_svc+0x78/0x1d0 [ 88.088443][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 88.089225][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 88.089932][ T4898] irq event stamp: 555850 [ 88.090682][ T4898] hardirqs last enabled at (555849): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 88.092560][ T4898] hardirqs last disabled at (555850): [] el1_dbg+0x24/0x80 [ 88.094006][ T4898] softirqs last enabled at (555694): [] local_bh_enable+0x10/0x34 [ 88.095597][ T4898] softirqs last disabled at (555692): [] local_bh_disable+0x10/0x34 [ 88.097120][ T4898] ---[ end trace d53cf66031ec9c8c ]--- [ 88.194447][ T5141] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 88.206621][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 88.208780][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 88.210485][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 88.212015][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 88.213920][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 88.215524][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 88.223195][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 88.224718][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 88.226379][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 88.227872][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 88.229436][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 88.230887][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 88.232893][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 88.235505][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 88.238119][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 88.239572][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 88.240978][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 88.242527][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 88.244709][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 88.246202][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 88.247701][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 88.249232][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 88.250759][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 88.252241][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 88.255378][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 88.257337][ T4898] ------------[ cut here ]------------ [ 88.258188][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 88.259468][ T4898] Modules linked in: [ 88.260042][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 88.261427][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 88.262995][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 88.264362][ T4898] pc : drop_nlink+0xe8/0x140 [ 88.265134][ T4898] lr : drop_nlink+0xe8/0x140 [ 88.265927][ T4898] sp : ffff80001f1b7ac0 [ 88.266612][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe000198e8241 x27: dfff800000000000 [ 88.267965][ T4898] x26: 1fffe0001bcff9d3 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 88.269186][ T4898] x23: 1fffe0001c44629a x22: dfff800000000000 x21: 0000000000000000 [ 88.270557][ T4898] x20: ffff0000e22314d0 x19: ffff0000e2231488 x18: 0000000000000000 [ 88.271791][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 88.273078][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 88.274306][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 88.275535][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000058 [ 88.276733][ T4898] x5 : ffff0000e2231510 x4 : ffff0000de7fcf00 x3 : ffff800008dd7870 [ 88.277983][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 88.279199][ T4898] Call trace: [ 88.279673][ T4898] drop_nlink+0xe8/0x140 [ 88.280427][ T4898] ext2_unlink+0x150/0x1b4 [ 88.281188][ T4898] vfs_unlink+0x2e0/0x4f4 [ 88.281868][ T4898] do_unlinkat+0x328/0x618 [ 88.282605][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 88.283366][ T4898] invoke_syscall+0x98/0x2b0 [ 88.284124][ T4898] el0_svc_common+0x138/0x258 [ 88.284798][ T4898] do_el0_svc+0x58/0x13c [ 88.285447][ T4898] el0_svc+0x78/0x1d0 [ 88.286133][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 88.286998][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 88.287775][ T4898] irq event stamp: 562488 [ 88.288447][ T4898] hardirqs last enabled at (562487): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 88.290326][ T4898] hardirqs last disabled at (562488): [] el1_dbg+0x24/0x80 [ 88.291828][ T4898] softirqs last enabled at (562312): [] local_bh_enable+0x10/0x34 [ 88.293322][ T4898] softirqs last disabled at (562310): [] local_bh_disable+0x10/0x34 [ 88.294795][ T4898] ---[ end trace d53cf66031ec9c8d ]--- [ 88.406188][ T5143] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 88.417536][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 88.419585][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 88.421111][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 88.422728][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 88.424832][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 88.426290][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 88.427821][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 88.429247][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 88.430781][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 88.432284][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 88.434049][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 88.435558][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 88.437467][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 88.439233][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 88.442210][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 88.443902][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 88.445418][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 88.446995][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 88.448352][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 88.449917][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 88.451337][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 88.452669][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 88.454647][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 88.456145][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 88.457795][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 88.459795][ T4898] ------------[ cut here ]------------ [ 88.460619][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 88.462035][ T4898] Modules linked in: [ 88.462648][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 88.464149][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 88.465802][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 88.466937][ T4898] pc : drop_nlink+0xe8/0x140 [ 88.467739][ T4898] lr : drop_nlink+0xe8/0x140 [ 88.468498][ T4898] sp : ffff80001f1b7ac0 [ 88.469184][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8a9985 x27: dfff800000000000 [ 88.470437][ T4898] x26: 1fffe0001bcffd0b x25: 0000000000000000 x24: ffff80001f1b7b00 [ 88.471620][ T4898] x23: 1fffe0001c446030 x22: dfff800000000000 x21: 0000000000000000 [ 88.472840][ T4898] x20: ffff0000e2230180 x19: ffff0000e2230138 x18: 0000000000000000 [ 88.473993][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 88.475243][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 88.476438][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 88.477767][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000058 [ 88.479065][ T4898] x5 : ffff0000e22301c0 x4 : ffff0000de7fe8c0 x3 : ffff800008dd7870 [ 88.480280][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 88.481521][ T4898] Call trace: [ 88.482064][ T4898] drop_nlink+0xe8/0x140 [ 88.482776][ T4898] ext2_unlink+0x150/0x1b4 [ 88.483450][ T4898] vfs_unlink+0x2e0/0x4f4 [ 88.484182][ T4898] do_unlinkat+0x328/0x618 [ 88.484936][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 88.485801][ T4898] invoke_syscall+0x98/0x2b0 [ 88.486547][ T4898] el0_svc_common+0x138/0x258 [ 88.487351][ T4898] do_el0_svc+0x58/0x13c [ 88.488106][ T4898] el0_svc+0x78/0x1d0 [ 88.488746][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 88.489477][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 88.490192][ T4898] irq event stamp: 569794 [ 88.490957][ T4898] hardirqs last enabled at (569793): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 88.492784][ T4898] hardirqs last disabled at (569794): [] el1_dbg+0x24/0x80 [ 88.494236][ T4898] softirqs last enabled at (569646): [] local_bh_enable+0x10/0x34 [ 88.495793][ T4898] softirqs last disabled at (569644): [] local_bh_disable+0x10/0x34 [ 88.497427][ T4898] ---[ end trace d53cf66031ec9c8e ]--- [ 88.576594][ T5145] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 88.589900][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 88.591758][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 88.594084][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 88.599397][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 88.600946][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 88.602392][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 88.607690][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 88.609219][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 88.610624][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 88.613461][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 88.620619][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 88.622130][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 88.624559][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 88.626276][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 88.628739][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 88.630158][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 88.631749][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 88.634493][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 88.635913][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 88.637376][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 88.638856][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 88.640337][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 88.641823][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 88.645116][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 88.646580][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 88.648511][ T4898] ------------[ cut here ]------------ [ 88.649336][ T4898] WARNING: CPU: 1 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 88.650566][ T4898] Modules linked in: [ 88.651117][ T4898] CPU: 1 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 88.652574][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 88.654161][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 88.655342][ T4898] pc : drop_nlink+0xe8/0x140 [ 88.656015][ T4898] lr : drop_nlink+0xe8/0x140 [ 88.656776][ T4898] sp : ffff80001f1b7ac0 [ 88.657387][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001b8ad09a x27: dfff800000000000 [ 88.658529][ T4898] x26: 1fffe0001bcffb6f x25: 0000000000000000 x24: ffff80001f1b7b00 [ 88.659807][ T4898] x23: 1fffe0001bcff1cc x22: dfff800000000000 x21: 0000000000000000 [ 88.661059][ T4898] x20: ffff0000de7f8e60 x19: ffff0000de7f8e18 x18: 0000000000000000 [ 88.662246][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 88.663427][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 88.664743][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 88.666011][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000058 [ 88.667365][ T4898] x5 : ffff0000de7f8ea0 x4 : ffff0000de7fdbe0 x3 : ffff800008dd7870 [ 88.668720][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 88.670064][ T4898] Call trace: [ 88.670581][ T4898] drop_nlink+0xe8/0x140 [ 88.671304][ T4898] ext2_unlink+0x150/0x1b4 [ 88.672013][ T4898] vfs_unlink+0x2e0/0x4f4 [ 88.672680][ T4898] do_unlinkat+0x328/0x618 [ 88.673432][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 88.674275][ T4898] invoke_syscall+0x98/0x2b0 [ 88.675025][ T4898] el0_svc_common+0x138/0x258 [ 88.675811][ T4898] do_el0_svc+0x58/0x13c [ 88.676433][ T4898] el0_svc+0x78/0x1d0 [ 88.677056][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 88.677890][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 88.678636][ T4898] irq event stamp: 577478 [ 88.679336][ T4898] hardirqs last enabled at (577477): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 88.681071][ T4898] hardirqs last disabled at (577478): [] el1_dbg+0x24/0x80 [ 88.682547][ T4898] softirqs last enabled at (577318): [] local_bh_enable+0x10/0x34 [ 88.684130][ T4898] softirqs last disabled at (577316): [] local_bh_disable+0x10/0x34 [ 88.685656][ T4898] ---[ end trace d53cf66031ec9c8f ]--- [ 88.784661][ T5147] EXT2-fs (loop0): warning: mounting ext3 filesystem as ext2 [ 88.800737][ T4898] EXT2-fs (loop0): error: ext2_valid_block_bitmap: Invalid block bitmap - block_group = 0, block = 252 [ 88.803443][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 14 [ 88.807265][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 15 [ 88.814032][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 16 [ 88.815576][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 17 [ 88.820584][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 18 [ 88.822197][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 19 [ 88.830755][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 20 [ 88.832249][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 21 [ 88.834914][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 22 [ 88.839418][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 23 [ 88.845073][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 24 [ 88.850980][ T4898] EXT2-fs (loop0): error: ext2_check_page: size of directory #12 is not a multiple of chunk size [ 88.852735][ T4898] EXT2-fs (loop0): error: ext2_readdir: bad page in #12 [ 88.857025][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 27 [ 88.858453][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 28 [ 88.859930][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 29 [ 88.861451][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 30 [ 88.862824][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 31 [ 88.865174][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 32 [ 88.866584][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 33 [ 88.868044][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 34 [ 88.869554][ T4898] EXT2-fs (loop0): error: ext2_free_blocks: bit already cleared for block 35 [ 88.871148][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294965504 [ 88.872884][ T4898] EXT2-fs (loop0): error: ext2_free_branches: Read failure, inode=16, block=4294967295 [ 88.876041][ T4898] ------------[ cut here ]------------ [ 88.876832][ T4898] WARNING: CPU: 0 PID: 4898 at fs/inode.c:332 drop_nlink+0xe8/0x140 [ 88.878116][ T4898] Modules linked in: [ 88.878751][ T4898] CPU: 0 PID: 4898 Comm: syz-executor Tainted: G W syzkaller #0 [ 88.880149][ T4898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 88.881560][ T4898] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 88.882763][ T4898] pc : drop_nlink+0xe8/0x140 [ 88.883430][ T4898] lr : drop_nlink+0xe8/0x140 [ 88.884115][ T4898] sp : ffff80001f1b7ac0 [ 88.884778][ T4898] x29: ffff80001f1b7ac0 x28: 1fffe0001c449585 x27: dfff800000000000 [ 88.885998][ T4898] x26: 1fffe0001c4460f9 x25: 0000000000000000 x24: ffff80001f1b7b00 [ 88.887272][ T4898] x23: 1fffe0001c4469d8 x22: dfff800000000000 x21: 0000000000000000 [ 88.888658][ T4898] x20: ffff0000e2234ec0 x19: ffff0000e2234e78 x18: 0000000000000000 [ 88.889847][ T4898] x17: 0000000000000000 x16: ffff80001125a830 x15: 000000003b9aca00 [ 88.891140][ T4898] x14: 0000000000000002 x13: 0000000000000000 x12: 0000000000ff0100 [ 88.892437][ T4898] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008947a34 [ 88.893756][ T4898] x8 : ffff0000d1b2b680 x7 : 0000000000000000 x6 : 0000000000000058 [ 88.895152][ T4898] x5 : ffff0000e2234f00 x4 : ffff0000e2230830 x3 : ffff800008dd7870 [ 88.896514][ T4898] x2 : 0000000000000010 x1 : 0000000000000000 x0 : 0000000000000000 [ 88.897779][ T4898] Call trace: [ 88.898333][ T4898] drop_nlink+0xe8/0x140 [ 88.899080][ T4898] ext2_unlink+0x150/0x1b4 [ 88.899759][ T4898] vfs_unlink+0x2e0/0x4f4 [ 88.900478][ T4898] do_unlinkat+0x328/0x618 [ 88.901177][ T4898] __arm64_sys_unlinkat+0xe0/0xfc [ 88.901958][ T4898] invoke_syscall+0x98/0x2b0 [ 88.902698][ T4898] el0_svc_common+0x138/0x258 [ 88.903432][ T4898] do_el0_svc+0x58/0x13c [ 88.904071][ T4898] el0_svc+0x78/0x1d0 [ 88.904638][ T4898] el0t_64_sync_handler+0xcc/0xe4 [ 88.905469][ T4898] el0t_64_sync+0x1a0/0x1a4 [ 88.906297][ T4898] irq event stamp: 584228 [ 88.907003][ T4898] hardirqs last enabled at (584227): [] seqcount_lockdep_reader_access+0x1fc/0x2c0 [ 88.908815][ T4898] hardirqs last disabled at (584228): [] el1_dbg+0x24/0x80 [ 88.910181][ T4898] softirqs last enabled at (584070): [] local_bh_enable+0x10/0x34