[ 64.494802][ T2452] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.494866][ T2452] ieee802154 phy1 wpan1: encryption failed: -22 [ 64.495642][ T24] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.142' (ED25519) to the list of known hosts. 1970/01/01 00:01:05 parsed 1 programs [ 66.943094][ T6864] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 70.925783][ T6906] chnl_net:caif_netlink_parms(): no params data found [ 70.951656][ T6906] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.951719][ T6906] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.951779][ T6906] bridge_slave_0: entered allmulticast mode [ 70.952207][ T6906] bridge_slave_0: entered promiscuous mode [ 70.953024][ T6906] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.953066][ T6906] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.953112][ T6906] bridge_slave_1: entered allmulticast mode [ 70.953537][ T6906] bridge_slave_1: entered promiscuous mode [ 70.963472][ T6906] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.964901][ T6906] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.971780][ T6906] team0: Port device team_slave_0 added [ 70.972927][ T6906] team0: Port device team_slave_1 added [ 70.979151][ T6906] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.979175][ T6906] 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 1532 would solve the problem. [ 70.979190][ T6906] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.979703][ T6906] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.979709][ T6906] 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 1532 would solve the problem. [ 70.979720][ T6906] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.996634][ T6906] hsr_slave_0: entered promiscuous mode [ 70.996982][ T6906] hsr_slave_1: entered promiscuous mode [ 71.429626][ T6906] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.432183][ T6906] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.435219][ T6906] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.437705][ T6906] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.448683][ T6906] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.448725][ T6906] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.448807][ T6906] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.448835][ T6906] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.473365][ T6906] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.480224][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.481997][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.487667][ T6906] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.490807][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.490855][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.494922][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.494965][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.508495][ T6906] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.508544][ T6906] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.554419][ T6906] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.565743][ T6906] veth0_vlan: entered promiscuous mode [ 71.567331][ T6906] veth1_vlan: entered promiscuous mode [ 71.577571][ T6906] veth0_macvtap: entered promiscuous mode [ 71.580453][ T6906] veth1_macvtap: entered promiscuous mode [ 71.585846][ T6906] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.590016][ T6906] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.597504][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.597561][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.597581][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.597593][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.803091][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.841891][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.898835][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.950556][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.962237][ T260] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.962271][ T260] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.973233][ T42] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.973270][ T42] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.277671][ T53] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 72.279339][ T53] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 72.280768][ T53] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 72.284984][ T53] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 72.286544][ T53] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:01:12 executed programs: 0 [ 72.522497][ T6143] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 72.524347][ T6143] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 72.527053][ T6143] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 72.530135][ T6143] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 72.531625][ T6143] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 72.593583][ T7123] chnl_net:caif_netlink_parms(): no params data found [ 72.615894][ T7123] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.615977][ T7123] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.616041][ T7123] bridge_slave_0: entered allmulticast mode [ 72.616489][ T7123] bridge_slave_0: entered promiscuous mode [ 72.617263][ T7123] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.617309][ T7123] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.617358][ T7123] bridge_slave_1: entered allmulticast mode [ 72.617757][ T7123] bridge_slave_1: entered promiscuous mode [ 72.630107][ T7123] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.631061][ T7123] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.639154][ T7123] team0: Port device team_slave_0 added [ 72.639921][ T7123] team0: Port device team_slave_1 added [ 72.647163][ T7123] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.647197][ T7123] 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 1532 would solve the problem. [ 72.647566][ T7123] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.648168][ T7123] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.648174][ T7123] 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 1532 would solve the problem. [ 72.648186][ T7123] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.667933][ T7123] hsr_slave_0: entered promiscuous mode [ 72.668312][ T7123] hsr_slave_1: entered promiscuous mode [ 72.668511][ T7123] debugfs: 'hsr0' already exists in 'hsr' [ 72.668521][ T7123] Cannot create hsr debugfs directory [ 74.573830][ T53] Bluetooth: hci0: command tx timeout [ 75.059870][ T12] bridge_slave_1: left allmulticast mode [ 75.059908][ T12] bridge_slave_1: left promiscuous mode [ 75.060015][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.064874][ T12] bridge_slave_0: left allmulticast mode [ 75.064895][ T12] bridge_slave_0: left promiscuous mode [ 75.065051][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.207010][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 75.225785][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 75.264761][ T12] bond0 (unregistering): Released all slaves [ 75.360194][ T12] hsr_slave_0: left promiscuous mode [ 75.361453][ T12] hsr_slave_1: left promiscuous mode [ 75.362967][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 75.364447][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 75.366377][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 75.367602][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 75.373356][ T12] veth1_macvtap: left promiscuous mode [ 75.373419][ T12] veth0_macvtap: left promiscuous mode [ 75.373465][ T12] veth1_vlan: left promiscuous mode [ 75.373499][ T12] veth0_vlan: left promiscuous mode [ 75.496376][ T12] team0 (unregistering): Port device team_slave_1 removed [ 75.503034][ T12] team0 (unregistering): Port device team_slave_0 removed [ 75.826584][ T7123] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.829419][ T7123] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.832144][ T7123] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.835745][ T7123] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.862077][ T7123] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.880408][ T7123] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.887486][ T1236] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.887527][ T1236] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.892597][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.892639][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.048772][ T7123] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.062109][ T7123] veth0_vlan: entered promiscuous mode [ 76.063609][ T7123] veth1_vlan: entered promiscuous mode [ 76.089280][ T7123] veth0_macvtap: entered promiscuous mode [ 76.090276][ T7123] veth1_macvtap: entered promiscuous mode [ 76.095467][ T7123] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.098839][ T7123] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.106293][ T39] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.106389][ T39] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.106408][ T39] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.106421][ T39] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.136342][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.136373][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.146459][ T260] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.146485][ T260] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.356072][ T7198] loop0: detected capacity change from 0 to 32768 [ 76.357001][ T7198] btrfs: Deprecated parameter 'usebackuproot' [ 76.357053][ T7198] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 76.360390][ T7198] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.17 (7198) [ 76.366548][ T7198] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 76.366625][ T7198] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 76.376023][ T42] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 76.376112][ T7198] BTRFS error (device loop0): failed to load root extent [ 76.376124][ T7198] BTRFS warning (device loop0): try to load backup roots slot 1 [ 76.376191][ T42] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 76.376226][ T7198] BTRFS warning (device loop0): couldn't read tree root [ 76.376232][ T7198] BTRFS warning (device loop0): try to load backup roots slot 2 [ 76.376310][ T42] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 76.376346][ T7198] BTRFS warning (device loop0): couldn't read tree root [ 76.376352][ T7198] BTRFS warning (device loop0): try to load backup roots slot 3 [ 76.391886][ T7198] BTRFS info (device loop0): rebuilding free space tree [ 76.403451][ T7198] BTRFS info (device loop0): checking UUID tree [ 76.404896][ T7198] BTRFS info (device loop0): setting nodatasum [ 76.405001][ T7198] BTRFS info (device loop0): setting nodatacow [ 76.405014][ T7198] BTRFS info (device loop0): enabling ssd optimizations [ 76.405028][ T7198] BTRFS info (device loop0): turning off barriers [ 76.405040][ T7198] BTRFS info (device loop0): turning on sync discard [ 76.405051][ T7198] BTRFS info (device loop0): enabling free space tree [ 76.405061][ T7198] BTRFS info (device loop0): force clearing of disk cache [ 76.405070][ T7198] BTRFS info (device loop0): trying to use backup root at mount time [ 76.405079][ T7198] BTRFS info (device loop0): max_inline set to 0 [ 76.468431][ T7123] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 76.593118][ T7217] loop0: detected capacity change from 0 to 32768 [ 76.593508][ T7217] btrfs: Deprecated parameter 'usebackuproot' [ 76.593518][ T7217] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 76.598367][ T7217] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.18 (7217) [ 76.602134][ T7217] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 76.602182][ T7217] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 76.626797][ T39] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 76.626956][ T7217] BTRFS error (device loop0): failed to load root extent [ 76.626969][ T7217] BTRFS warning (device loop0): try to load backup roots slot 1 [ 76.627064][ T39] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 76.627098][ T7217] BTRFS warning (device loop0): couldn't read tree root [ 76.627104][ T7217] BTRFS warning (device loop0): try to load backup roots slot 2 [ 76.627173][ T39] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 76.627206][ T7217] BTRFS warning (device loop0): couldn't read tree root [ 76.627213][ T7217] BTRFS warning (device loop0): try to load backup roots slot 3 [ 76.640751][ T7217] BTRFS info (device loop0): rebuilding free space tree [ 76.646564][ T7217] BTRFS info (device loop0): checking UUID tree [ 76.648000][ T7217] BTRFS info (device loop0): setting nodatasum [ 76.649544][ T7217] BTRFS info (device loop0): setting nodatacow [ 76.649599][ T7217] BTRFS info (device loop0): enabling ssd optimizations [ 76.649626][ T7217] BTRFS info (device loop0): turning off barriers [ 76.649645][ T7217] BTRFS info (device loop0): turning on sync discard [ 76.649659][ T7217] BTRFS info (device loop0): enabling free space tree [ 76.649671][ T7217] BTRFS info (device loop0): force clearing of disk cache [ 76.649681][ T7217] BTRFS info (device loop0): trying to use backup root at mount time [ 76.649690][ T7217] BTRFS info (device loop0): max_inline set to 0 [ 76.654968][ T53] Bluetooth: hci0: command tx timeout [ 76.663292][ T7217] FAULT_INJECTION: forcing a failure. [ 76.663292][ T7217] name failslab, interval 1, probability 0, space 0, times 1 [ 76.663323][ T7217] CPU: 0 UID: 0 PID: 7217 Comm: syz.0.18 Not tainted syzkaller #0 PREEMPT [ 76.663334][ T7217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.663340][ T7217] Call trace: [ 76.663343][ T7217] show_stack+0x2c/0x3c (C) [ 76.663357][ T7217] __dump_stack+0x30/0x40 [ 76.663363][ T7217] dump_stack_lvl+0xd8/0x12c [ 76.663367][ T7217] dump_stack+0x1c/0x28 [ 76.663372][ T7217] should_fail_ex+0x41c/0x594 [ 76.663378][ T7217] should_failslab+0xc0/0x128 [ 76.663386][ T7217] kmem_cache_alloc_noprof+0x80/0x648 [ 76.663391][ T7217] btrfs_alloc_extent_map+0x28/0xec [ 76.663397][ T7217] btrfs_create_io_em+0x3b4/0x5f4 [ 76.663403][ T7217] btrfs_create_dio_extent+0x64/0x188 [ 76.663410][ T7217] btrfs_get_blocks_direct_write+0x658/0xa14 [ 76.663416][ T7217] btrfs_dio_iomap_begin+0x86c/0xd24 [ 76.663422][ T7217] iomap_iter+0x494/0xe10 [ 76.663428][ T7217] __iomap_dio_rw+0xa00/0x1c60 [ 76.663433][ T7217] btrfs_direct_write+0x6c8/0x980 [ 76.663439][ T7217] btrfs_do_write_iter+0x1f0/0x5dc [ 76.663445][ T7217] btrfs_file_write_iter+0x2c/0x3c [ 76.663451][ T7217] do_iter_readv_writev+0x4bc/0x720 [ 76.663457][ T7217] vfs_writev+0x29c/0x7cc [ 76.663462][ T7217] __arm64_sys_pwritev2+0x1bc/0x2cc [ 76.663468][ T7217] invoke_syscall+0x98/0x254 [ 76.663473][ T7217] el0_svc_common+0x130/0x23c [ 76.663477][ T7217] do_el0_svc+0x48/0x58 [ 76.663482][ T7217] el0_svc+0x5c/0x254 [ 76.663489][ T7217] el0t_64_sync_handler+0x84/0x12c [ 76.663494][ T7217] el0t_64_sync+0x198/0x19c [ 76.663707][ T7217] ------------[ cut here ]------------ [ 76.663712][ T7217] WARNING: CPU: 0 PID: 7217 at fs/btrfs/space-info.h:265 btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 76.689683][ T7217] Modules linked in: [ 76.690317][ T7217] CPU: 0 UID: 0 PID: 7217 Comm: syz.0.18 Not tainted syzkaller #0 PREEMPT [ 76.691577][ T7217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.693170][ T7217] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.694344][ T7217] pc : btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 76.695399][ T7217] lr : btrfs_free_reserved_data_space_noquota+0x3f8/0x6d0 [ 76.696463][ T7217] sp : ffff80009e9c7140 [ 76.697097][ T7217] x29: ffff80009e9c7160 x28: 1fffe000184e1800 x27: dfff800000000000 [ 76.698353][ T7217] x26: ffff80008f57e768 x25: 0000000000000005 x24: 0000000000800000 [ 76.699559][ T7217] x23: ffff0000c270c080 x22: 1fffe000184e1810 x21: 00000000005cd000 [ 76.700739][ T7217] x20: ffff0000c270c000 x19: 0000000000000000 x18: 00000000ffffffff [ 76.701993][ T7217] x17: ffff800093303000 x16: ffff800082deb6c0 x15: ffff700013d38e10 [ 76.703171][ T7217] x14: 1ffff00013d38e10 x13: 0000000000000004 x12: ffffffffffffffff [ 76.704363][ T7217] x11: ffff700013d38e10 x10: 0000000000ff0100 x9 : 0000000000000000 [ 76.705563][ T7217] x8 : ffff0000d92adc40 x7 : ffff80008259886c x6 : 0000000000000000 [ 76.706906][ T7217] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000800000 [ 76.708304][ T7217] x2 : 0000000000000005 x1 : 0000000000800000 x0 : 00000000005cd000 [ 76.709628][ T7217] Call trace: [ 76.710185][ T7217] btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 (P) [ 76.711306][ T7217] btrfs_free_reserved_data_space+0xb4/0xf8 [ 76.712279][ T7217] btrfs_dio_iomap_begin+0x714/0xd24 [ 76.713178][ T7217] iomap_iter+0x494/0xe10 [ 76.713894][ T7217] __iomap_dio_rw+0xa00/0x1c60 [ 76.714634][ T7217] btrfs_direct_write+0x6c8/0x980 [ 76.715382][ T7217] btrfs_do_write_iter+0x1f0/0x5dc [ 76.716200][ T7217] btrfs_file_write_iter+0x2c/0x3c [ 76.717067][ T7217] do_iter_readv_writev+0x4bc/0x720 [ 76.717919][ T7217] vfs_writev+0x29c/0x7cc [ 76.718644][ T7217] __arm64_sys_pwritev2+0x1bc/0x2cc [ 76.719499][ T7217] invoke_syscall+0x98/0x254 [ 76.720215][ T7217] el0_svc_common+0x130/0x23c [ 76.720952][ T7217] do_el0_svc+0x48/0x58 [ 76.721591][ T7217] el0_svc+0x5c/0x254 [ 76.722165][ T7217] el0t_64_sync_handler+0x84/0x12c [ 76.722953][ T7217] el0t_64_sync+0x198/0x19c [ 76.723690][ T7217] irq event stamp: 46328 [ 76.724296][ T7217] hardirqs last enabled at (46327): [] kasan_quarantine_put+0x1a0/0x1c8 [ 76.725802][ T7217] hardirqs last disabled at (46328): [] el1_brk64+0x20/0x54 [ 76.727090][ T7217] softirqs last enabled at (46180): [] local_bh_enable+0x10/0x34 [ 76.728499][ T7217] softirqs last disabled at (46178): [] local_bh_disable+0x10/0x34 [ 76.729885][ T7217] ---[ end trace 0000000000000000 ]--- [ 76.735796][ T7123] ------------[ cut here ]------------ [ 76.735810][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 76.738238][ T7123] Modules linked in: [ 76.738825][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.740474][ T7123] Tainted: [W]=WARN [ 76.741038][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.742562][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.743683][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 76.744637][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 76.745595][ T7123] sp : ffff80009d666620 [ 76.746192][ T7123] x29: ffff80009d666660 x28: 0000000000001000 x27: 0000000000000001 [ 76.747356][ T7123] x26: ffff0000c270c080 x25: fffffffffffff000 x24: 0000000000000000 [ 76.748554][ T7123] x23: 1fffe000184e1810 x22: 0000000000001000 x21: dfff800000000000 [ 76.749783][ T7123] x20: ffff0000c270c000 x19: ffff0000c270a000 x18: 00000000ffffffff [ 76.751005][ T7123] x17: ffff800093303000 x16: ffff800082deb6c0 x15: ffff700013acccac [ 76.752240][ T7123] x14: 1ffff00013acccac x13: 0000000000000004 x12: ffffffffffffffff [ 76.753580][ T7123] x11: ffff700013acccac x10: 0000000000ff0100 x9 : 0000000000000000 [ 76.754866][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 76.756055][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 76.757257][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 76.758405][ T7123] Call trace: [ 76.758932][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 76.759794][ T7123] find_free_extent+0x37fc/0x4fc0 [ 76.760474][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 76.761223][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 76.762022][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 76.762808][ T7123] btrfs_cow_block+0x328/0x940 [ 76.763459][ T7123] btrfs_search_slot+0x96c/0x223c [ 76.764151][ T7123] lookup_inline_extent_backref+0x2c4/0x143c [ 76.765041][ T7123] __btrfs_free_extent+0x374/0x39b8 [ 76.765827][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 76.766698][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 76.767460][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 76.768279][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 76.768946][ T7123] sync_filesystem+0x1a0/0x218 [ 76.769649][ T7123] generic_shutdown_super+0x70/0x2b8 [ 76.770439][ T7123] kill_anon_super+0x4c/0x7c [ 76.771129][ T7123] btrfs_kill_super+0x40/0x58 [ 76.771868][ T7123] deactivate_locked_super+0xc4/0x12c [ 76.772712][ T7123] deactivate_super+0xe0/0x100 [ 76.773451][ T7123] cleanup_mnt+0x31c/0x3ac [ 76.774167][ T7123] __cleanup_mnt+0x20/0x30 [ 76.774884][ T7123] task_work_run+0x1dc/0x260 [ 76.775619][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 76.776414][ T7123] el0_svc+0x170/0x254 [ 76.777050][ T7123] el0t_64_sync_handler+0x84/0x12c [ 76.777839][ T7123] el0t_64_sync+0x198/0x19c [ 76.778530][ T7123] irq event stamp: 197930 [ 76.779200][ T7123] hardirqs last enabled at (197929): [] btrfs_get_alloc_profile+0x110/0xab0 [ 76.780840][ T7123] hardirqs last disabled at (197930): [] el1_brk64+0x20/0x54 [ 76.782129][ T7123] softirqs last enabled at (197728): [] local_bh_enable+0x10/0x34 [ 76.783497][ T7123] softirqs last disabled at (197726): [] local_bh_disable+0x10/0x34 [ 76.784763][ T7123] ---[ end trace 0000000000000000 ]--- [ 76.787728][ T7123] ------------[ cut here ]------------ [ 76.787739][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 76.790059][ T7123] Modules linked in: [ 76.790643][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.792194][ T7123] Tainted: [W]=WARN [ 76.792694][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.794134][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.795309][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 76.796153][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 76.796980][ T7123] sp : ffff80009d6665a0 [ 76.797580][ T7123] x29: ffff80009d6665e0 x28: 0000000000001000 x27: 0000000000000002 [ 76.798798][ T7123] x26: ffff0000c270c080 x25: fffffffffffff000 x24: 0000000000000000 [ 76.799936][ T7123] x23: 1fffe000184e1810 x22: 0000000000001000 x21: dfff800000000000 [ 76.801135][ T7123] x20: ffff0000c270c000 x19: ffff0000c270a000 x18: 1fffe000337dfe90 [ 76.802317][ T7123] x17: ffff800093303000 x16: ffff800082deb6c0 x15: ffff700013accc9c [ 76.803437][ T7123] x14: 1ffff00013accc9c x13: 0000000000000004 x12: ffffffffffffffff [ 76.804614][ T7123] x11: ffff700013accc9c x10: 0000000000ff0100 x9 : 0000000000000000 [ 76.805786][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 76.807162][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 76.808566][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 76.809888][ T7123] Call trace: [ 76.810432][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 76.811349][ T7123] find_free_extent+0x37fc/0x4fc0 [ 76.812137][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 76.812996][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 76.813861][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 76.814692][ T7123] btrfs_cow_block+0x328/0x940 [ 76.815453][ T7123] btrfs_search_slot+0x96c/0x223c [ 76.816206][ T7123] add_free_space_extent+0x22c/0xa18 [ 76.817057][ T7123] __btrfs_add_to_free_space_tree+0x190/0x234 [ 76.817955][ T7123] btrfs_add_to_free_space_tree+0x118/0x55c [ 76.818882][ T7123] __btrfs_free_extent+0xffc/0x39b8 [ 76.819658][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 76.820500][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 76.821248][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 76.822131][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 76.822814][ T7123] sync_filesystem+0x1a0/0x218 [ 76.823521][ T7123] generic_shutdown_super+0x70/0x2b8 [ 76.824328][ T7123] kill_anon_super+0x4c/0x7c [ 76.825009][ T7123] btrfs_kill_super+0x40/0x58 [ 76.825737][ T7123] deactivate_locked_super+0xc4/0x12c [ 76.826519][ T7123] deactivate_super+0xe0/0x100 [ 76.827234][ T7123] cleanup_mnt+0x31c/0x3ac [ 76.827877][ T7123] __cleanup_mnt+0x20/0x30 [ 76.828506][ T7123] task_work_run+0x1dc/0x260 [ 76.829195][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 76.829938][ T7123] el0_svc+0x170/0x254 [ 76.830542][ T7123] el0t_64_sync_handler+0x84/0x12c [ 76.831321][ T7123] el0t_64_sync+0x198/0x19c [ 76.831938][ T7123] irq event stamp: 198080 [ 76.832560][ T7123] hardirqs last enabled at (198079): [] btrfs_get_alloc_profile+0x110/0xab0 [ 76.834055][ T7123] hardirqs last disabled at (198080): [] el1_brk64+0x20/0x54 [ 76.835384][ T7123] softirqs last enabled at (198026): [] handle_softirqs+0xaf8/0xc88 [ 76.836733][ T7123] softirqs last disabled at (197933): [] __do_softirq+0x14/0x20 [ 76.838084][ T7123] ---[ end trace 0000000000000000 ]--- [ 76.844229][ T7123] ------------[ cut here ]------------ [ 76.844243][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 76.847037][ T7123] Modules linked in: [ 76.847682][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.849319][ T7123] Tainted: [W]=WARN [ 76.849936][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.851461][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.852676][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 76.853780][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 76.854892][ T7123] sp : ffff80009d667350 [ 76.855502][ T7123] x29: ffff80009d667370 x28: 1fffe000184e1810 x27: dfff800000000000 [ 76.856786][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 76.858050][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000004000 [ 76.859252][ T7123] x20: ffff0000c270c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 76.860369][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 76.861499][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 76.862680][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 76.863907][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 76.865079][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 76.866217][ T7123] x2 : 0000000000000001 x1 : 0000000000004000 x0 : 0000000000000000 [ 76.867356][ T7123] Call trace: [ 76.867845][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 76.868819][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 76.869708][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 76.870557][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 76.871442][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 76.872288][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 76.873145][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 76.873784][ T7123] sync_filesystem+0x1a0/0x218 [ 76.874544][ T7123] generic_shutdown_super+0x70/0x2b8 [ 76.875352][ T7123] kill_anon_super+0x4c/0x7c [ 76.875991][ T7123] btrfs_kill_super+0x40/0x58 [ 76.876709][ T7123] deactivate_locked_super+0xc4/0x12c [ 76.877549][ T7123] deactivate_super+0xe0/0x100 [ 76.878277][ T7123] cleanup_mnt+0x31c/0x3ac [ 76.878942][ T7123] __cleanup_mnt+0x20/0x30 [ 76.879662][ T7123] task_work_run+0x1dc/0x260 [ 76.880333][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 76.881151][ T7123] el0_svc+0x170/0x254 [ 76.881756][ T7123] el0t_64_sync_handler+0x84/0x12c [ 76.882543][ T7123] el0t_64_sync+0x198/0x19c [ 76.883249][ T7123] irq event stamp: 198468 [ 76.883865][ T7123] hardirqs last enabled at (198467): [] kasan_quarantine_put+0x1a0/0x1c8 [ 76.885368][ T7123] hardirqs last disabled at (198468): [] el1_brk64+0x20/0x54 [ 76.886648][ T7123] softirqs last enabled at (198288): [] handle_softirqs+0xaf8/0xc88 [ 76.888103][ T7123] softirqs last disabled at (198083): [] __do_softirq+0x14/0x20 [ 76.889543][ T7123] ---[ end trace 0000000000000000 ]--- [ 76.891641][ T7123] ------------[ cut here ]------------ [ 76.891649][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 76.894318][ T7123] Modules linked in: [ 76.894961][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.896747][ T7123] Tainted: [W]=WARN [ 76.897417][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.899032][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.900209][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 76.901276][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 76.902353][ T7123] sp : ffff80009d667350 [ 76.902941][ T7123] x29: ffff80009d667370 x28: 1fffe000184e1810 x27: dfff800000000000 [ 76.904103][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 76.905455][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000018000 [ 76.906589][ T7123] x20: ffff0000c270c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 76.907732][ T7123] x17: 00007e0000c70000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 76.908994][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 76.910298][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 76.911515][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 76.912880][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 76.914193][ T7123] x2 : 0000000000000001 x1 : 0000000000018000 x0 : 0000000000000000 [ 76.915450][ T7123] Call trace: [ 76.915986][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 76.917088][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 76.917983][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 76.918897][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 76.919760][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 76.920589][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 76.921434][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 76.922103][ T7123] sync_filesystem+0x1a0/0x218 [ 76.922853][ T7123] generic_shutdown_super+0x70/0x2b8 [ 76.923667][ T7123] kill_anon_super+0x4c/0x7c [ 76.924400][ T7123] btrfs_kill_super+0x40/0x58 [ 76.925145][ T7123] deactivate_locked_super+0xc4/0x12c [ 76.925958][ T7123] deactivate_super+0xe0/0x100 [ 76.926672][ T7123] cleanup_mnt+0x31c/0x3ac [ 76.927335][ T7123] __cleanup_mnt+0x20/0x30 [ 76.927994][ T7123] task_work_run+0x1dc/0x260 [ 76.928734][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 76.929508][ T7123] el0_svc+0x170/0x254 [ 76.930122][ T7123] el0t_64_sync_handler+0x84/0x12c [ 76.930957][ T7123] el0t_64_sync+0x198/0x19c [ 76.931632][ T7123] irq event stamp: 198584 [ 76.932215][ T7123] hardirqs last enabled at (198583): [] kasan_quarantine_put+0x1a0/0x1c8 [ 76.933734][ T7123] hardirqs last disabled at (198584): [] el1_brk64+0x20/0x54 [ 76.935019][ T7123] softirqs last enabled at (198552): [] handle_softirqs+0xaf8/0xc88 [ 76.936436][ T7123] softirqs last disabled at (198471): [] __do_softirq+0x14/0x20 [ 76.937822][ T7123] ---[ end trace 0000000000000000 ]--- [ 76.940315][ T7123] ------------[ cut here ]------------ [ 76.940324][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 76.942995][ T7123] Modules linked in: [ 76.943630][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.945287][ T7123] Tainted: [W]=WARN [ 76.945865][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.947326][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.948475][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 76.949580][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 76.950588][ T7123] sp : ffff80009d667350 [ 76.951232][ T7123] x29: ffff80009d667370 x28: 1fffe000184e1810 x27: dfff800000000000 [ 76.952399][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 76.953590][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000020000 [ 76.954788][ T7123] x20: ffff0000c270c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 76.956009][ T7123] x17: ffff800093303000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 76.957238][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 76.958393][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 76.959498][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 76.960768][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 76.962023][ T7123] x2 : 0000000000000001 x1 : 0000000000020000 x0 : 0000000000000000 [ 76.963291][ T7123] Call trace: [ 76.963777][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 76.964842][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 76.965623][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 76.966530][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 76.967358][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 76.968092][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 76.968954][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 76.969623][ T7123] sync_filesystem+0x1a0/0x218 [ 76.970331][ T7123] generic_shutdown_super+0x70/0x2b8 [ 76.971099][ T7123] kill_anon_super+0x4c/0x7c [ 76.971783][ T7123] btrfs_kill_super+0x40/0x58 [ 76.972457][ T7123] deactivate_locked_super+0xc4/0x12c [ 76.973226][ T7123] deactivate_super+0xe0/0x100 [ 76.973885][ T7123] cleanup_mnt+0x31c/0x3ac [ 76.974536][ T7123] __cleanup_mnt+0x20/0x30 [ 76.975111][ T7123] task_work_run+0x1dc/0x260 [ 76.975791][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 76.976500][ T7123] el0_svc+0x170/0x254 [ 76.977048][ T7123] el0t_64_sync_handler+0x84/0x12c [ 76.977828][ T7123] el0t_64_sync+0x198/0x19c [ 76.978537][ T7123] irq event stamp: 198774 [ 76.979158][ T7123] hardirqs last enabled at (198773): [] kasan_quarantine_put+0x1a0/0x1c8 [ 76.980561][ T7123] hardirqs last disabled at (198774): [] el1_brk64+0x20/0x54 [ 76.981918][ T7123] softirqs last enabled at (198748): [] handle_softirqs+0xaf8/0xc88 [ 76.983361][ T7123] softirqs last disabled at (198587): [] __do_softirq+0x14/0x20 [ 76.984653][ T7123] ---[ end trace 0000000000000000 ]--- [ 76.985927][ T7123] ------------[ cut here ]------------ [ 76.985933][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 76.988439][ T7123] Modules linked in: [ 76.989006][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 76.990494][ T7123] Tainted: [W]=WARN [ 76.991092][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.992582][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 76.993734][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 76.994791][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 76.995855][ T7123] sp : ffff80009d667610 [ 76.996482][ T7123] x29: ffff80009d667630 x28: 1fffe000184e1810 x27: dfff800000000000 [ 76.997669][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 76.998908][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 77.000112][ T7123] x20: ffff0000c270c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 77.001271][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 77.002397][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 77.003594][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 77.004789][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 77.005899][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 77.007098][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 77.008270][ T7123] Call trace: [ 77.008747][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 77.009748][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 77.010530][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 77.011456][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 77.012328][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 77.013068][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 77.013781][ T7123] sync_filesystem+0x1a0/0x218 [ 77.014456][ T7123] generic_shutdown_super+0x70/0x2b8 [ 77.015208][ T7123] kill_anon_super+0x4c/0x7c [ 77.015880][ T7123] btrfs_kill_super+0x40/0x58 [ 77.016628][ T7123] deactivate_locked_super+0xc4/0x12c [ 77.017403][ T7123] deactivate_super+0xe0/0x100 [ 77.018209][ T7123] cleanup_mnt+0x31c/0x3ac [ 77.018917][ T7123] __cleanup_mnt+0x20/0x30 [ 77.019642][ T7123] task_work_run+0x1dc/0x260 [ 77.020371][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 77.021161][ T7123] el0_svc+0x170/0x254 [ 77.021794][ T7123] el0t_64_sync_handler+0x84/0x12c [ 77.022594][ T7123] el0t_64_sync+0x198/0x19c [ 77.023311][ T7123] irq event stamp: 198844 [ 77.024002][ T7123] hardirqs last enabled at (198843): [] kasan_quarantine_put+0x1a0/0x1c8 [ 77.025510][ T7123] hardirqs last disabled at (198844): [] el1_brk64+0x20/0x54 [ 77.026890][ T7123] softirqs last enabled at (198820): [] handle_softirqs+0xaf8/0xc88 [ 77.028318][ T7123] softirqs last disabled at (198777): [] __do_softirq+0x14/0x20 [ 77.029628][ T7123] ---[ end trace 0000000000000000 ]--- [ 77.031600][ T7123] ------------[ cut here ]------------ [ 77.031610][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 77.034183][ T7123] Modules linked in: [ 77.034751][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.036318][ T7123] Tainted: [W]=WARN [ 77.036886][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.038333][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.039495][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 77.040546][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 77.041613][ T7123] sp : ffff80009d667610 [ 77.042189][ T7123] x29: ffff80009d667630 x28: 1fffe000184e1810 x27: dfff800000000000 [ 77.043424][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 77.044753][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 77.045976][ T7123] x20: ffff0000c270c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 77.047225][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 77.048419][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 77.049656][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 77.050879][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 77.052013][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 77.053251][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 77.054459][ T7123] Call trace: [ 77.054935][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 77.056043][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 77.056878][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 77.057887][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 77.058772][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 77.059619][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 77.060258][ T7123] sync_filesystem+0x1a0/0x218 [ 77.061053][ T7123] generic_shutdown_super+0x70/0x2b8 [ 77.061993][ T7123] kill_anon_super+0x4c/0x7c [ 77.062732][ T7123] btrfs_kill_super+0x40/0x58 [ 77.063473][ T7123] deactivate_locked_super+0xc4/0x12c [ 77.064313][ T7123] deactivate_super+0xe0/0x100 [ 77.065049][ T7123] cleanup_mnt+0x31c/0x3ac [ 77.065708][ T7123] __cleanup_mnt+0x20/0x30 [ 77.066392][ T7123] task_work_run+0x1dc/0x260 [ 77.067099][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 77.067854][ T7123] el0_svc+0x170/0x254 [ 77.068433][ T7123] el0t_64_sync_handler+0x84/0x12c [ 77.069140][ T7123] el0t_64_sync+0x198/0x19c [ 77.069792][ T7123] irq event stamp: 198934 [ 77.070442][ T7123] hardirqs last enabled at (198933): [] finish_lock_switch+0xb0/0x1c0 [ 77.071850][ T7123] hardirqs last disabled at (198934): [] el1_brk64+0x20/0x54 [ 77.073176][ T7123] softirqs last enabled at (198930): [] handle_softirqs+0xaf8/0xc88 [ 77.074651][ T7123] softirqs last disabled at (198847): [] __do_softirq+0x14/0x20 [ 77.075965][ T7123] ---[ end trace 0000000000000000 ]--- [ 77.079833][ T7123] ------------[ cut here ]------------ [ 77.079844][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 77.082471][ T7123] Modules linked in: [ 77.083127][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.084755][ T7123] Tainted: [W]=WARN [ 77.085314][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.086786][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.087933][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 77.088909][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 77.089911][ T7123] sp : ffff80009d667610 [ 77.090515][ T7123] x29: ffff80009d667630 x28: 1fffe000184e1810 x27: dfff800000000000 [ 77.091681][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 77.092975][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 77.094195][ T7123] x20: ffff0000c270c080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 77.095441][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 77.096659][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 77.097787][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 77.099064][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 77.100437][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 77.101766][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 77.103038][ T7123] Call trace: [ 77.103557][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 77.104689][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 77.105542][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 77.106581][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 77.107525][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 77.108411][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 77.109135][ T7123] sync_filesystem+0x1a0/0x218 [ 77.109871][ T7123] generic_shutdown_super+0x70/0x2b8 [ 77.110673][ T7123] kill_anon_super+0x4c/0x7c [ 77.111404][ T7123] btrfs_kill_super+0x40/0x58 [ 77.112132][ T7123] deactivate_locked_super+0xc4/0x12c [ 77.112959][ T7123] deactivate_super+0xe0/0x100 [ 77.113748][ T7123] cleanup_mnt+0x31c/0x3ac [ 77.114427][ T7123] __cleanup_mnt+0x20/0x30 [ 77.115148][ T7123] task_work_run+0x1dc/0x260 [ 77.115814][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 77.116662][ T7123] el0_svc+0x170/0x254 [ 77.117311][ T7123] el0t_64_sync_handler+0x84/0x12c [ 77.118078][ T7123] el0t_64_sync+0x198/0x19c [ 77.118801][ T7123] irq event stamp: 198970 [ 77.119507][ T7123] hardirqs last enabled at (198969): [] finish_lock_switch+0xb0/0x1c0 [ 77.121155][ T7123] hardirqs last disabled at (198970): [] el1_brk64+0x20/0x54 [ 77.122670][ T7123] softirqs last enabled at (198966): [] handle_softirqs+0xaf8/0xc88 [ 77.124319][ T7123] softirqs last disabled at (198937): [] __do_softirq+0x14/0x20 [ 77.125857][ T7123] ---[ end trace 0000000000000000 ]--- [ 77.127984][ T7123] ------------[ cut here ]------------ [ 77.127994][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 77.130500][ T7123] Modules linked in: [ 77.131083][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.132707][ T7123] Tainted: [W]=WARN [ 77.133298][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.134835][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.136051][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 77.136929][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 77.137847][ T7123] sp : ffff80009d666a60 [ 77.138489][ T7123] x29: ffff80009d666aa0 x28: 0000000000001000 x27: 0000000000000002 [ 77.139766][ T7123] x26: ffff0000c270c080 x25: fffffffffffff000 x24: 0000000000000000 [ 77.140935][ T7123] x23: 1fffe000184e1810 x22: 0000000000001000 x21: dfff800000000000 [ 77.142221][ T7123] x20: ffff0000c270c000 x19: ffff0000c270a000 x18: 1fffe000337dfe90 [ 77.143561][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accd34 [ 77.144948][ T7123] x14: 1ffff00013accd34 x13: 0000000000000004 x12: ffffffffffffffff [ 77.146259][ T7123] x11: ffff700013accd34 x10: 0000000000ff0100 x9 : 0000000000000000 [ 77.147564][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 77.148853][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 77.150099][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 77.151331][ T7123] Call trace: [ 77.151863][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 77.152743][ T7123] find_free_extent+0x37fc/0x4fc0 [ 77.153495][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 77.154269][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 77.155128][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 77.155942][ T7123] btrfs_cow_block+0x328/0x940 [ 77.156667][ T7123] btrfs_search_slot+0x96c/0x223c [ 77.157436][ T7123] btrfs_insert_empty_items+0xa4/0x17c [ 77.158275][ T7123] __btrfs_commit_inode_delayed_items+0x880/0x1748 [ 77.159229][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 77.160113][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 77.160949][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 77.161940][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 77.162731][ T7123] sync_filesystem+0x1a0/0x218 [ 77.163487][ T7123] generic_shutdown_super+0x70/0x2b8 [ 77.164340][ T7123] kill_anon_super+0x4c/0x7c [ 77.165054][ T7123] btrfs_kill_super+0x40/0x58 [ 77.165740][ T7123] deactivate_locked_super+0xc4/0x12c [ 77.166539][ T7123] deactivate_super+0xe0/0x100 [ 77.167243][ T7123] cleanup_mnt+0x31c/0x3ac [ 77.167899][ T7123] __cleanup_mnt+0x20/0x30 [ 77.168558][ T7123] task_work_run+0x1dc/0x260 [ 77.169244][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 77.170049][ T7123] el0_svc+0x170/0x254 [ 77.170620][ T7123] el0t_64_sync_handler+0x84/0x12c [ 77.171385][ T7123] el0t_64_sync+0x198/0x19c [ 77.172039][ T7123] irq event stamp: 199056 [ 77.172690][ T7123] hardirqs last enabled at (199055): [] btrfs_get_alloc_profile+0x110/0xab0 [ 77.174151][ T7123] hardirqs last disabled at (199056): [] el1_brk64+0x20/0x54 [ 77.175547][ T7123] softirqs last enabled at (199040): [] handle_softirqs+0xaf8/0xc88 [ 77.177037][ T7123] softirqs last disabled at (198973): [] __do_softirq+0x14/0x20 [ 77.178449][ T7123] ---[ end trace 0000000000000000 ]--- [ 77.182454][ T7123] ------------[ cut here ]------------ [ 77.182466][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 77.185048][ T7123] Modules linked in: [ 77.185670][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.187300][ T7123] Tainted: [W]=WARN [ 77.187909][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.189319][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.190457][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 77.191481][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 77.192494][ T7123] sp : ffff80009d667410 [ 77.193041][ T7123] x29: ffff80009d667430 x28: 1fffe000184e1810 x27: dfff800000000000 [ 77.194218][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 77.195403][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 000000000000e000 [ 77.196548][ T7123] x20: ffff0000c270c080 x19: 0000000000000000 x18: 00000000ffffffff [ 77.197694][ T7123] x17: 00bea98bdb180000 x16: ffff800082deb6c0 x15: ffff700013acce78 [ 77.198791][ T7123] x14: 1ffff00013acce78 x13: 0000000000000004 x12: ffffffffffffffff [ 77.199922][ T7123] x11: ffff700013acce78 x10: 0000000000ff0100 x9 : 0000000000000000 [ 77.201055][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 77.202164][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 77.203234][ T7123] x2 : 0000000000000001 x1 : 000000000000e000 x0 : 0000000000000000 [ 77.204315][ T7123] Call trace: [ 77.204750][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 77.205688][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 77.206418][ T7123] __btrfs_commit_inode_delayed_items+0xb00/0x1748 [ 77.207299][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 77.208061][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 77.208765][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 77.209532][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 77.210162][ T7123] sync_filesystem+0x1a0/0x218 [ 77.210823][ T7123] generic_shutdown_super+0x70/0x2b8 [ 77.211545][ T7123] kill_anon_super+0x4c/0x7c [ 77.212164][ T7123] btrfs_kill_super+0x40/0x58 [ 77.212795][ T7123] deactivate_locked_super+0xc4/0x12c [ 77.213521][ T7123] deactivate_super+0xe0/0x100 [ 77.214172][ T7123] cleanup_mnt+0x31c/0x3ac [ 77.214770][ T7123] __cleanup_mnt+0x20/0x30 [ 77.215469][ T7123] task_work_run+0x1dc/0x260 [ 77.216201][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 77.217043][ T7123] el0_svc+0x170/0x254 [ 77.217661][ T7123] el0t_64_sync_handler+0x84/0x12c [ 77.218395][ T7123] el0t_64_sync+0x198/0x19c [ 77.219019][ T7123] irq event stamp: 199300 [ 77.219652][ T7123] hardirqs last enabled at (199299): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 77.221099][ T7123] hardirqs last disabled at (199300): [] el1_brk64+0x20/0x54 [ 77.222346][ T7123] softirqs last enabled at (199270): [] handle_softirqs+0xaf8/0xc88 [ 77.223762][ T7123] softirqs last disabled at (199059): [] __do_softirq+0x14/0x20 [ 77.225041][ T7123] ---[ end trace 0000000000000000 ]--- [ 77.232428][ T7123] ------------[ cut here ]------------ [ 77.232443][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 77.235206][ T7123] Modules linked in: [ 77.235817][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.237517][ T7123] Tainted: [W]=WARN [ 77.238112][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.239662][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.240908][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 77.241950][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 77.243025][ T7123] sp : ffff80009d6672f0 [ 77.243681][ T7123] x29: ffff80009d667310 x28: 1fffe000184e1810 x27: dfff800000000000 [ 77.244949][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 77.246142][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 77.247359][ T7123] x20: ffff0000c270c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 77.248570][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acce54 [ 77.249805][ T7123] x14: 1ffff00013acce54 x13: 0000000000000004 x12: ffffffffffffffff [ 77.251073][ T7123] x11: ffff700013acce54 x10: 0000000000ff0100 x9 : 0000000000000000 [ 77.252262][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 77.253356][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 77.254534][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 77.255792][ T7123] Call trace: [ 77.256298][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 77.257348][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 77.258190][ T7123] __btrfs_update_delayed_inode+0x590/0xed0 [ 77.259020][ T7123] __btrfs_commit_inode_delayed_items+0x15f8/0x1748 [ 77.259991][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 77.260758][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 77.261554][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 77.262374][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 77.263054][ T7123] sync_filesystem+0x1a0/0x218 [ 77.263772][ T7123] generic_shutdown_super+0x70/0x2b8 [ 77.264516][ T7123] kill_anon_super+0x4c/0x7c [ 77.265191][ T7123] btrfs_kill_super+0x40/0x58 [ 77.265882][ T7123] deactivate_locked_super+0xc4/0x12c [ 77.266653][ T7123] deactivate_super+0xe0/0x100 [ 77.267246][ T7123] cleanup_mnt+0x31c/0x3ac [ 77.267884][ T7123] __cleanup_mnt+0x20/0x30 [ 77.268530][ T7123] task_work_run+0x1dc/0x260 [ 77.269206][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 77.269967][ T7123] el0_svc+0x170/0x254 [ 77.270572][ T7123] el0t_64_sync_handler+0x84/0x12c [ 77.271356][ T7123] el0t_64_sync+0x198/0x19c [ 77.272050][ T7123] irq event stamp: 199516 [ 77.272703][ T7123] hardirqs last enabled at (199515): [] kasan_quarantine_put+0x1a0/0x1c8 [ 77.274159][ T7123] hardirqs last disabled at (199516): [] el1_brk64+0x20/0x54 [ 77.275322][ T7123] softirqs last enabled at (199508): [] handle_softirqs+0xaf8/0xc88 [ 77.276730][ T7123] softirqs last disabled at (199303): [] __do_softirq+0x14/0x20 [ 77.278048][ T7123] ---[ end trace 0000000000000000 ]--- [ 77.281021][ T7123] ------------[ cut here ]------------ [ 77.281030][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 77.283291][ T7123] Modules linked in: [ 77.283895][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.285473][ T7123] Tainted: [W]=WARN [ 77.286016][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.287462][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.288708][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 77.289642][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 77.290547][ T7123] sp : ffff80009d666bc0 [ 77.291205][ T7123] x29: ffff80009d666c00 x28: 0000000000001000 x27: 0000000000000001 [ 77.292376][ T7123] x26: ffff0000c270c080 x25: fffffffffffff000 x24: 0000000000000000 [ 77.293564][ T7123] x23: 1fffe000184e1810 x22: 0000000000001000 x21: dfff800000000000 [ 77.294784][ T7123] x20: ffff0000c270c000 x19: ffff0000c270a000 x18: 1fffe000337db690 [ 77.295955][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013accd60 [ 77.297117][ T7123] x14: 1ffff00013accd60 x13: 0000000000000004 x12: ffffffffffffffff [ 77.298277][ T7123] x11: ffff700013accd60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 77.299497][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 77.300626][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 77.301822][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 77.303192][ T7123] Call trace: [ 77.303756][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 77.304760][ T7123] find_free_extent+0x37fc/0x4fc0 [ 77.305536][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 77.306305][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 77.307201][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 77.308043][ T7123] btrfs_cow_block+0x328/0x940 [ 77.308716][ T7123] btrfs_search_slot+0x96c/0x223c [ 77.309469][ T7123] btrfs_update_root+0xe4/0xcd8 [ 77.310187][ T7123] commit_fs_roots+0x440/0x784 [ 77.310894][ T7123] btrfs_commit_transaction+0x108c/0x2ce4 [ 77.311787][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 77.312433][ T7123] sync_filesystem+0x1a0/0x218 [ 77.313136][ T7123] generic_shutdown_super+0x70/0x2b8 [ 77.313945][ T7123] kill_anon_super+0x4c/0x7c [ 77.314660][ T7123] btrfs_kill_super+0x40/0x58 [ 77.315346][ T7123] deactivate_locked_super+0xc4/0x12c [ 77.316145][ T7123] deactivate_super+0xe0/0x100 [ 77.316859][ T7123] cleanup_mnt+0x31c/0x3ac [ 77.317529][ T7123] __cleanup_mnt+0x20/0x30 [ 77.318172][ T7123] task_work_run+0x1dc/0x260 [ 77.318840][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 77.319629][ T7123] el0_svc+0x170/0x254 [ 77.320214][ T7123] el0t_64_sync_handler+0x84/0x12c [ 77.320929][ T7123] el0t_64_sync+0x198/0x19c [ 77.321600][ T7123] irq event stamp: 199708 [ 77.322177][ T7123] hardirqs last enabled at (199707): [] btrfs_get_alloc_profile+0x110/0xab0 [ 77.323639][ T7123] hardirqs last disabled at (199708): [] el1_brk64+0x20/0x54 [ 77.324939][ T7123] softirqs last enabled at (199638): [] handle_softirqs+0xaf8/0xc88 [ 77.326315][ T7123] softirqs last disabled at (199519): [] __do_softirq+0x14/0x20 [ 77.327622][ T7123] ---[ end trace 0000000000000000 ]--- [ 77.331785][ T7123] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 77.350939][ T7123] ------------[ cut here ]------------ [ 77.350953][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 77.353606][ T7123] Modules linked in: [ 77.354183][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 77.355788][ T7123] Tainted: [W]=WARN [ 77.356389][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.357921][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 77.359071][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 77.360106][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 77.361130][ T7123] sp : ffff80009d667850 [ 77.361764][ T7123] x29: ffff80009d667870 x28: 1fffe000184e1810 x27: dfff800000000000 [ 77.362929][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 77.364048][ T7123] x23: 0000000000000005 x22: 0000000000001000 x21: 0000000000160000 [ 77.365298][ T7123] x20: ffff0000c270c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 77.366554][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accf00 [ 77.367916][ T7123] x14: 1ffff00013accf00 x13: 0000000000000004 x12: ffffffffffffffff [ 77.369114][ T7123] x11: ffff700013accf00 x10: 0000000000ff0100 x9 : 0000000000000000 [ 77.370247][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 77.371404][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 77.372600][ T7123] x2 : 0000000000000001 x1 : 0000000000160000 x0 : 0000000000001000 [ 77.373781][ T7123] Call trace: [ 77.374277][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 77.375315][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 77.376094][ T7123] btrfs_release_global_block_rsv+0x38/0x22c [ 77.377038][ T7123] btrfs_free_block_groups+0xa4c/0xd10 [ 77.377781][ T7123] close_ctree+0x650/0x113c [ 77.378416][ T7123] btrfs_put_super+0x1ac/0x1c0 [ 77.379061][ T7123] generic_shutdown_super+0x12c/0x2b8 [ 77.379857][ T7123] kill_anon_super+0x4c/0x7c [ 77.380472][ T7123] btrfs_kill_super+0x40/0x58 [ 77.381180][ T7123] deactivate_locked_super+0xc4/0x12c [ 77.381992][ T7123] deactivate_super+0xe0/0x100 [ 77.382679][ T7123] cleanup_mnt+0x31c/0x3ac [ 77.383272][ T7123] __cleanup_mnt+0x20/0x30 [ 77.383986][ T7123] task_work_run+0x1dc/0x260 [ 77.384734][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 77.385581][ T7123] el0_svc+0x170/0x254 [ 77.386294][ T7123] el0t_64_sync_handler+0x84/0x12c [ 77.387046][ T7123] el0t_64_sync+0x198/0x19c [ 77.387735][ T7123] irq event stamp: 202054 [ 77.388335][ T7123] hardirqs last enabled at (202053): [] kasan_quarantine_put+0x1a0/0x1c8 [ 77.389832][ T7123] hardirqs last disabled at (202054): [] el1_brk64+0x20/0x54 [ 77.391172][ T7123] softirqs last enabled at (201214): [] handle_softirqs+0xaf8/0xc88 [ 77.392579][ T7123] softirqs last disabled at (201091): [] __do_softirq+0x14/0x20 [ 77.393885][ T7123] ---[ end trace 0000000000000000 ]--- [ 77.498136][ T7237] loop0: detected capacity change from 0 to 32768 [ 77.498947][ T7237] btrfs: Deprecated parameter 'usebackuproot' [ 77.498959][ T7237] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 77.501882][ T7237] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.19 (7237) [ 77.506334][ T7237] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 77.508121][ T7237] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 77.528509][ T15] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 77.528571][ T7237] BTRFS error (device loop0): failed to load root extent [ 77.528587][ T7237] BTRFS warning (device loop0): try to load backup roots slot 1 [ 77.533344][ T260] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 77.535095][ T7237] BTRFS warning (device loop0): couldn't read tree root [ 77.535109][ T7237] BTRFS warning (device loop0): try to load backup roots slot 2 [ 77.535322][ T260] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 77.535392][ T7237] BTRFS warning (device loop0): couldn't read tree root [ 77.535411][ T7237] BTRFS warning (device loop0): try to load backup roots slot 3 [ 77.542463][ T7237] BTRFS info (device loop0): rebuilding free space tree [ 77.546094][ T7237] BTRFS info (device loop0): checking UUID tree [ 77.546323][ T7237] BTRFS info (device loop0): setting nodatasum [ 77.546333][ T7237] BTRFS info (device loop0): setting nodatacow [ 77.546341][ T7237] BTRFS info (device loop0): enabling ssd optimizations [ 77.546349][ T7237] BTRFS info (device loop0): turning off barriers [ 77.546355][ T7237] BTRFS info (device loop0): turning on sync discard [ 77.546361][ T7237] BTRFS info (device loop0): enabling free space tree [ 77.546366][ T7237] BTRFS info (device loop0): force clearing of disk cache [ 77.546371][ T7237] BTRFS info (device loop0): trying to use backup root at mount time [ 77.546377][ T7237] BTRFS info (device loop0): max_inline set to 0 [ 77.549067][ T7237] FAULT_INJECTION: forcing a failure. [ 77.549067][ T7237] name failslab, interval 1, probability 0, space 0, times 0 [ 77.549083][ T7237] CPU: 0 UID: 0 PID: 7237 Comm: syz.0.19 Tainted: G W syzkaller #0 PREEMPT [ 77.549092][ T7237] Tainted: [W]=WARN [ 77.549095][ T7237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.549098][ T7237] Call trace: [ 77.549101][ T7237] show_stack+0x2c/0x3c (C) [ 77.549113][ T7237] __dump_stack+0x30/0x40 [ 77.549119][ T7237] dump_stack_lvl+0xd8/0x12c [ 77.549124][ T7237] dump_stack+0x1c/0x28 [ 77.549128][ T7237] should_fail_ex+0x41c/0x594 [ 77.549135][ T7237] should_failslab+0xc0/0x128 [ 77.549143][ T7237] kmem_cache_alloc_noprof+0x80/0x648 [ 77.549148][ T7237] start_transaction+0x4f4/0x155c [ 77.549154][ T7237] btrfs_join_transaction+0x30/0x40 [ 77.549159][ T7237] find_free_extent+0x2f54/0x4fc0 [ 77.549165][ T7237] btrfs_reserve_extent+0x22c/0x624 [ 77.549171][ T7237] btrfs_get_blocks_direct_write+0x550/0xa14 [ 77.549178][ T7237] btrfs_dio_iomap_begin+0x86c/0xd24 [ 77.549184][ T7237] iomap_iter+0x494/0xe10 [ 77.549189][ T7237] __iomap_dio_rw+0xa00/0x1c60 [ 77.549195][ T7237] btrfs_direct_write+0x6c8/0x980 [ 77.549201][ T7237] btrfs_do_write_iter+0x1f0/0x5dc [ 77.549207][ T7237] btrfs_file_write_iter+0x2c/0x3c [ 77.549214][ T7237] do_iter_readv_writev+0x4bc/0x720 [ 77.549220][ T7237] vfs_writev+0x29c/0x7cc [ 77.549225][ T7237] __arm64_sys_pwritev2+0x1bc/0x2cc [ 77.549231][ T7237] invoke_syscall+0x98/0x254 [ 77.549236][ T7237] el0_svc_common+0x130/0x23c [ 77.549241][ T7237] do_el0_svc+0x48/0x58 [ 77.549246][ T7237] el0_svc+0x5c/0x254 [ 77.549261][ T7237] el0t_64_sync_handler+0x84/0x12c [ 77.549268][ T7237] el0t_64_sync+0x198/0x19c [ 77.565613][ T7123] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf 1970/01/01 00:01:17 executed programs: 5 [ 77.682484][ T7256] loop0: detected capacity change from 0 to 32768 [ 77.682804][ T7256] btrfs: Deprecated parameter 'usebackuproot' [ 77.682814][ T7256] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 77.683087][ T7256] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.20 (7256) [ 77.686769][ T7256] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 77.686809][ T7256] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 77.698880][ T12] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 77.701156][ T7256] BTRFS error (device loop0): failed to load root extent [ 77.702341][ T7256] BTRFS warning (device loop0): try to load backup roots slot 1 [ 77.704682][ T260] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 77.706889][ T7256] BTRFS warning (device loop0): couldn't read tree root [ 77.708343][ T7256] BTRFS warning (device loop0): try to load backup roots slot 2 [ 77.708551][ T260] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 77.711478][ T7256] BTRFS warning (device loop0): couldn't read tree root [ 77.712776][ T7256] BTRFS warning (device loop0): try to load backup roots slot 3 [ 77.724658][ T7256] BTRFS info (device loop0): rebuilding free space tree [ 77.730385][ T7256] BTRFS info (device loop0): checking UUID tree [ 77.732168][ T7256] BTRFS info (device loop0): setting nodatasum [ 77.733432][ T7256] BTRFS info (device loop0): setting nodatacow [ 77.735598][ T7256] BTRFS info (device loop0): enabling ssd optimizations [ 77.735649][ T7256] BTRFS info (device loop0): turning off barriers [ 77.735667][ T7256] BTRFS info (device loop0): turning on sync discard [ 77.735681][ T7256] BTRFS info (device loop0): enabling free space tree [ 77.735695][ T7256] BTRFS info (device loop0): force clearing of disk cache [ 77.735709][ T7256] BTRFS info (device loop0): trying to use backup root at mount time [ 77.735721][ T7256] BTRFS info (device loop0): max_inline set to 0 [ 77.745762][ T7256] FAULT_INJECTION: forcing a failure. [ 77.745762][ T7256] name failslab, interval 1, probability 0, space 0, times 0 [ 77.745788][ T7256] CPU: 1 UID: 0 PID: 7256 Comm: syz.0.20 Tainted: G W syzkaller #0 PREEMPT [ 77.745798][ T7256] Tainted: [W]=WARN [ 77.745800][ T7256] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.745804][ T7256] Call trace: [ 77.745806][ T7256] show_stack+0x2c/0x3c (C) [ 77.745818][ T7256] __dump_stack+0x30/0x40 [ 77.745824][ T7256] dump_stack_lvl+0xd8/0x12c [ 77.745829][ T7256] dump_stack+0x1c/0x28 [ 77.745833][ T7256] should_fail_ex+0x41c/0x594 [ 77.745840][ T7256] should_failslab+0xc0/0x128 [ 77.745848][ T7256] kmem_cache_alloc_noprof+0x80/0x648 [ 77.745853][ T7256] start_transaction+0x4f4/0x155c [ 77.745859][ T7256] btrfs_join_transaction+0x30/0x40 [ 77.745863][ T7256] find_free_extent+0x2f54/0x4fc0 [ 77.745869][ T7256] btrfs_reserve_extent+0x22c/0x624 [ 77.745874][ T7256] btrfs_get_blocks_direct_write+0x550/0xa14 [ 77.745881][ T7256] btrfs_dio_iomap_begin+0x86c/0xd24 [ 77.745887][ T7256] iomap_iter+0x494/0xe10 [ 77.745893][ T7256] __iomap_dio_rw+0xa00/0x1c60 [ 77.745898][ T7256] btrfs_direct_write+0x6c8/0x980 [ 77.745904][ T7256] btrfs_do_write_iter+0x1f0/0x5dc [ 77.745910][ T7256] btrfs_file_write_iter+0x2c/0x3c [ 77.745917][ T7256] do_iter_readv_writev+0x4bc/0x720 [ 77.745922][ T7256] vfs_writev+0x29c/0x7cc [ 77.745927][ T7256] __arm64_sys_pwritev2+0x1bc/0x2cc [ 77.745933][ T7256] invoke_syscall+0x98/0x254 [ 77.745938][ T7256] el0_svc_common+0x130/0x23c [ 77.745942][ T7256] do_el0_svc+0x48/0x58 [ 77.745947][ T7256] el0_svc+0x5c/0x254 [ 77.745954][ T7256] el0t_64_sync_handler+0x84/0x12c [ 77.745959][ T7256] el0t_64_sync+0x198/0x19c [ 77.786737][ T7123] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 77.889877][ T7277] loop0: detected capacity change from 0 to 32768 [ 77.891458][ T7277] btrfs: Deprecated parameter 'usebackuproot' [ 77.891496][ T7277] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 77.896214][ T7277] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.21 (7277) [ 77.901135][ T7277] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 77.901204][ T7277] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 77.934780][ T39] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 77.937188][ T7277] BTRFS error (device loop0): failed to load root extent [ 77.937233][ T7277] BTRFS warning (device loop0): try to load backup roots slot 1 [ 77.940046][ T39] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 77.942504][ T7277] BTRFS warning (device loop0): couldn't read tree root [ 77.942538][ T7277] BTRFS warning (device loop0): try to load backup roots slot 2 [ 77.945078][ T1236] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 77.945134][ T7277] BTRFS warning (device loop0): couldn't read tree root [ 77.945150][ T7277] BTRFS warning (device loop0): try to load backup roots slot 3 [ 77.954803][ T7277] BTRFS info (device loop0): rebuilding free space tree [ 77.958819][ T7277] BTRFS info (device loop0): checking UUID tree [ 77.960794][ T7277] BTRFS info (device loop0): setting nodatasum [ 77.961933][ T7277] BTRFS info (device loop0): setting nodatacow [ 77.963081][ T7277] BTRFS info (device loop0): enabling ssd optimizations [ 77.964999][ T7277] BTRFS info (device loop0): turning off barriers [ 77.966233][ T7277] BTRFS info (device loop0): turning on sync discard [ 77.967477][ T7277] BTRFS info (device loop0): enabling free space tree [ 77.968681][ T7277] BTRFS info (device loop0): force clearing of disk cache [ 77.969913][ T7277] BTRFS info (device loop0): trying to use backup root at mount time [ 77.971425][ T7277] BTRFS info (device loop0): max_inline set to 0 [ 77.984383][ T7277] FAULT_INJECTION: forcing a failure. [ 77.984383][ T7277] name failslab, interval 1, probability 0, space 0, times 0 [ 77.984423][ T7277] CPU: 0 UID: 0 PID: 7277 Comm: syz.0.21 Tainted: G W syzkaller #0 PREEMPT [ 77.984435][ T7277] Tainted: [W]=WARN [ 77.984438][ T7277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.984442][ T7277] Call trace: [ 77.984445][ T7277] show_stack+0x2c/0x3c (C) [ 77.984458][ T7277] __dump_stack+0x30/0x40 [ 77.984465][ T7277] dump_stack_lvl+0xd8/0x12c [ 77.984469][ T7277] dump_stack+0x1c/0x28 [ 77.984474][ T7277] should_fail_ex+0x41c/0x594 [ 77.984481][ T7277] should_failslab+0xc0/0x128 [ 77.984488][ T7277] __kmalloc_noprof+0xf4/0x728 [ 77.984494][ T7277] btrfs_create_chunk+0x6b8/0x2674 [ 77.984501][ T7277] btrfs_chunk_alloc+0x818/0x14f0 [ 77.984507][ T7277] find_free_extent+0x2f8c/0x4fc0 [ 77.984514][ T7277] btrfs_reserve_extent+0x22c/0x624 [ 77.984519][ T7277] btrfs_get_blocks_direct_write+0x550/0xa14 [ 77.984526][ T7277] btrfs_dio_iomap_begin+0x86c/0xd24 [ 77.984532][ T7277] iomap_iter+0x494/0xe10 [ 77.984538][ T7277] __iomap_dio_rw+0xa00/0x1c60 [ 77.984543][ T7277] btrfs_direct_write+0x6c8/0x980 [ 77.984549][ T7277] btrfs_do_write_iter+0x1f0/0x5dc [ 77.984556][ T7277] btrfs_file_write_iter+0x2c/0x3c [ 77.984562][ T7277] do_iter_readv_writev+0x4bc/0x720 [ 77.984569][ T7277] vfs_writev+0x29c/0x7cc [ 77.984574][ T7277] __arm64_sys_pwritev2+0x1bc/0x2cc [ 77.984579][ T7277] invoke_syscall+0x98/0x254 [ 77.984585][ T7277] el0_svc_common+0x130/0x23c [ 77.984589][ T7277] do_el0_svc+0x48/0x58 [ 77.984594][ T7277] el0_svc+0x5c/0x254 [ 77.984600][ T7277] el0t_64_sync_handler+0x84/0x12c [ 77.984606][ T7277] el0t_64_sync+0x198/0x19c [ 77.984618][ T7277] BTRFS error (device loop0 state A): Transaction aborted (error -12) [ 77.984633][ T7277] BTRFS: error (device loop0 state A) in find_free_extent_update_loop:4220: errno=-12 Out of memory [ 77.984641][ T7277] BTRFS info (device loop0 state EA): forced readonly [ 77.988353][ T7123] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 78.137611][ T7297] loop0: detected capacity change from 0 to 32768 [ 78.137960][ T7297] btrfs: Deprecated parameter 'usebackuproot' [ 78.137970][ T7297] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 78.142316][ T7297] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.22 (7297) [ 78.147122][ T7297] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 78.148902][ T7297] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 78.155412][ T7297] BTRFS error (device loop0): failed to load root extent [ 78.156693][ T7297] BTRFS warning (device loop0): try to load backup roots slot 1 [ 78.158824][ T7297] BTRFS warning (device loop0): couldn't read tree root [ 78.160186][ T7297] BTRFS warning (device loop0): try to load backup roots slot 2 [ 78.161923][ T39] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 78.163654][ T7297] BTRFS warning (device loop0): couldn't read tree root [ 78.165170][ T7297] BTRFS warning (device loop0): try to load backup roots slot 3 [ 78.170003][ T7297] BTRFS info (device loop0): rebuilding free space tree [ 78.173616][ T7297] BTRFS info (device loop0): checking UUID tree [ 78.175383][ T7297] BTRFS info (device loop0): setting nodatasum [ 78.176624][ T7297] BTRFS info (device loop0): setting nodatacow [ 78.176645][ T7297] BTRFS info (device loop0): enabling ssd optimizations [ 78.176658][ T7297] BTRFS info (device loop0): turning off barriers [ 78.176671][ T7297] BTRFS info (device loop0): turning on sync discard [ 78.176683][ T7297] BTRFS info (device loop0): enabling free space tree [ 78.176693][ T7297] BTRFS info (device loop0): force clearing of disk cache [ 78.176703][ T7297] BTRFS info (device loop0): trying to use backup root at mount time [ 78.176712][ T7297] BTRFS info (device loop0): max_inline set to 0 [ 78.194781][ T7297] FAULT_INJECTION: forcing a failure. [ 78.194781][ T7297] name failslab, interval 1, probability 0, space 0, times 0 [ 78.194815][ T7297] CPU: 1 UID: 0 PID: 7297 Comm: syz.0.22 Tainted: G W syzkaller #0 PREEMPT [ 78.194829][ T7297] Tainted: [W]=WARN [ 78.194832][ T7297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.194838][ T7297] Call trace: [ 78.194841][ T7297] show_stack+0x2c/0x3c (C) [ 78.194854][ T7297] __dump_stack+0x30/0x40 [ 78.194859][ T7297] dump_stack_lvl+0xd8/0x12c [ 78.194864][ T7297] dump_stack+0x1c/0x28 [ 78.194869][ T7297] should_fail_ex+0x41c/0x594 [ 78.194876][ T7297] should_failslab+0xc0/0x128 [ 78.194883][ T7297] kmem_cache_alloc_noprof+0x80/0x648 [ 78.194888][ T7297] btrfs_alloc_extent_map+0x28/0xec [ 78.194894][ T7297] btrfs_create_io_em+0x3b4/0x5f4 [ 78.194900][ T7297] btrfs_create_dio_extent+0x64/0x188 [ 78.194907][ T7297] btrfs_get_blocks_direct_write+0x658/0xa14 [ 78.194913][ T7297] btrfs_dio_iomap_begin+0x86c/0xd24 [ 78.194919][ T7297] iomap_iter+0x494/0xe10 [ 78.194925][ T7297] __iomap_dio_rw+0xa00/0x1c60 [ 78.194931][ T7297] btrfs_direct_write+0x6c8/0x980 [ 78.194937][ T7297] btrfs_do_write_iter+0x1f0/0x5dc [ 78.194943][ T7297] btrfs_file_write_iter+0x2c/0x3c [ 78.194950][ T7297] do_iter_readv_writev+0x4bc/0x720 [ 78.194956][ T7297] vfs_writev+0x29c/0x7cc [ 78.194961][ T7297] __arm64_sys_pwritev2+0x1bc/0x2cc [ 78.194967][ T7297] invoke_syscall+0x98/0x254 [ 78.194972][ T7297] el0_svc_common+0x130/0x23c [ 78.194977][ T7297] do_el0_svc+0x48/0x58 [ 78.194982][ T7297] el0_svc+0x5c/0x254 [ 78.194988][ T7297] el0t_64_sync_handler+0x84/0x12c [ 78.194994][ T7297] el0t_64_sync+0x198/0x19c [ 78.195138][ T7297] ------------[ cut here ]------------ [ 78.195143][ T7297] WARNING: CPU: 1 PID: 7297 at fs/btrfs/space-info.h:265 btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 78.221979][ T7297] Modules linked in: [ 78.222643][ T7297] CPU: 1 UID: 0 PID: 7297 Comm: syz.0.22 Tainted: G W syzkaller #0 PREEMPT [ 78.224082][ T7297] Tainted: [W]=WARN [ 78.224577][ T7297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.226058][ T7297] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.227181][ T7297] pc : btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 78.228261][ T7297] lr : btrfs_free_reserved_data_space_noquota+0x3f8/0x6d0 [ 78.229246][ T7297] sp : ffff80009d337140 [ 78.229798][ T7297] x29: ffff80009d337160 x28: 1fffe00019bd2c00 x27: dfff800000000000 [ 78.231117][ T7297] x26: ffff80008f57e768 x25: 0000000000000005 x24: 0000000000800000 [ 78.232419][ T7297] x23: ffff0000cde96080 x22: 1fffe00019bd2c10 x21: 00000000005cd000 [ 78.233715][ T7297] x20: ffff0000cde96000 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 78.235046][ T7297] x17: 70202c31206c6176 x16: ffff800082deb6c0 x15: ffff700013a66e10 [ 78.236342][ T7297] x14: 1ffff00013a66e10 x13: 0000000000000004 x12: ffffffffffffffff [ 78.237662][ T7297] x11: ffff700013a66e10 x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.239057][ T7297] x8 : ffff0000cd820000 x7 : ffff80008259886c x6 : 0000000000000000 [ 78.240293][ T7297] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000800000 [ 78.241505][ T7297] x2 : 0000000000000005 x1 : 0000000000800000 x0 : 00000000005cd000 [ 78.242782][ T7297] Call trace: [ 78.243256][ T7297] btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 (P) [ 78.244319][ T7297] btrfs_free_reserved_data_space+0xb4/0xf8 [ 78.245239][ T7297] btrfs_dio_iomap_begin+0x714/0xd24 [ 78.246107][ T7297] iomap_iter+0x494/0xe10 [ 78.246865][ T7297] __iomap_dio_rw+0xa00/0x1c60 [ 78.247688][ T7297] btrfs_direct_write+0x6c8/0x980 [ 78.248551][ T7297] btrfs_do_write_iter+0x1f0/0x5dc [ 78.249389][ T7297] btrfs_file_write_iter+0x2c/0x3c [ 78.250214][ T7297] do_iter_readv_writev+0x4bc/0x720 [ 78.251054][ T7297] vfs_writev+0x29c/0x7cc [ 78.251714][ T7297] __arm64_sys_pwritev2+0x1bc/0x2cc [ 78.252527][ T7297] invoke_syscall+0x98/0x254 [ 78.253245][ T7297] el0_svc_common+0x130/0x23c [ 78.253924][ T7297] do_el0_svc+0x48/0x58 [ 78.254586][ T7297] el0_svc+0x5c/0x254 [ 78.255224][ T7297] el0t_64_sync_handler+0x84/0x12c [ 78.255969][ T7297] el0t_64_sync+0x198/0x19c [ 78.256702][ T7297] irq event stamp: 45422 [ 78.257345][ T7297] hardirqs last enabled at (45421): [] kasan_quarantine_put+0x1a0/0x1c8 [ 78.258762][ T7297] hardirqs last disabled at (45422): [] el1_brk64+0x20/0x54 [ 78.260079][ T7297] softirqs last enabled at (45250): [] local_bh_enable+0x10/0x34 [ 78.261509][ T7297] softirqs last disabled at (45248): [] local_bh_disable+0x10/0x34 [ 78.262980][ T7297] ---[ end trace 0000000000000000 ]--- [ 78.269388][ T7123] ------------[ cut here ]------------ [ 78.269400][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 78.271908][ T7123] Modules linked in: [ 78.272514][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.274181][ T7123] Tainted: [W]=WARN [ 78.274774][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.276189][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.277347][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 78.278249][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 78.279148][ T7123] sp : ffff80009d666620 [ 78.279796][ T7123] x29: ffff80009d666660 x28: 0000000000001000 x27: 0000000000000002 [ 78.280881][ T7123] x26: ffff0000cde96080 x25: fffffffffffff000 x24: 0000000000000000 [ 78.282078][ T7123] x23: 1fffe00019bd2c10 x22: 0000000000001000 x21: dfff800000000000 [ 78.283317][ T7123] x20: ffff0000cde96000 x19: ffff0000c74e6800 x18: 1fffe000337dfe90 [ 78.284526][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acccac [ 78.285754][ T7123] x14: 1ffff00013acccac x13: 0000000000000004 x12: ffffffffffffffff [ 78.286942][ T7123] x11: ffff700013acccac x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.288017][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 78.289234][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 78.290551][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 78.291910][ T7123] Call trace: [ 78.292418][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 78.293363][ T7123] find_free_extent+0x37fc/0x4fc0 [ 78.294109][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 78.294962][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 78.295776][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 78.296594][ T7123] btrfs_cow_block+0x328/0x940 [ 78.297228][ T7123] btrfs_search_slot+0x96c/0x223c [ 78.297944][ T7123] lookup_inline_extent_backref+0x2c4/0x143c [ 78.298840][ T7123] __btrfs_free_extent+0x374/0x39b8 [ 78.299601][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 78.300486][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 78.301211][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 78.302060][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 78.302733][ T7123] sync_filesystem+0x1a0/0x218 [ 78.303427][ T7123] generic_shutdown_super+0x70/0x2b8 [ 78.304221][ T7123] kill_anon_super+0x4c/0x7c [ 78.304857][ T7123] btrfs_kill_super+0x40/0x58 [ 78.305547][ T7123] deactivate_locked_super+0xc4/0x12c [ 78.306333][ T7123] deactivate_super+0xe0/0x100 [ 78.307058][ T7123] cleanup_mnt+0x31c/0x3ac [ 78.307749][ T7123] __cleanup_mnt+0x20/0x30 [ 78.308427][ T7123] task_work_run+0x1dc/0x260 [ 78.309098][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 78.309912][ T7123] el0_svc+0x170/0x254 [ 78.310507][ T7123] el0t_64_sync_handler+0x84/0x12c [ 78.311219][ T7123] el0t_64_sync+0x198/0x19c [ 78.311938][ T7123] irq event stamp: 272982 [ 78.312594][ T7123] hardirqs last enabled at (272981): [] btrfs_get_alloc_profile+0x110/0xab0 [ 78.314283][ T7123] hardirqs last disabled at (272982): [] el1_brk64+0x20/0x54 [ 78.315804][ T7123] softirqs last enabled at (272656): [] local_bh_enable+0x10/0x34 [ 78.317350][ T7123] softirqs last disabled at (272654): [] local_bh_disable+0x10/0x34 [ 78.318820][ T7123] ---[ end trace 0000000000000000 ]--- [ 78.320346][ T7123] ------------[ cut here ]------------ [ 78.320355][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 78.322734][ T7123] Modules linked in: [ 78.323318][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.324971][ T7123] Tainted: [W]=WARN [ 78.325621][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.327166][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.328348][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 78.329212][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 78.330159][ T7123] sp : ffff80009d6665a0 [ 78.330758][ T7123] x29: ffff80009d6665e0 x28: 0000000000001000 x27: 0000000000000002 [ 78.332008][ T7123] x26: ffff0000cde96080 x25: fffffffffffff000 x24: 0000000000000000 [ 78.333292][ T7123] x23: 1fffe00019bd2c10 x22: 0000000000001000 x21: dfff800000000000 [ 78.334548][ T7123] x20: ffff0000cde96000 x19: ffff0000c74e6800 x18: 1fffe000337dfe90 [ 78.335850][ T7123] x17: ffff0001fea8c870 x16: ffff800082deb6c0 x15: ffff700013accc9c [ 78.337112][ T7123] x14: 1ffff00013accc9c x13: 0000000000000004 x12: ffffffffffffffff [ 78.338291][ T7123] x11: ffff700013accc9c x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.339542][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 78.340674][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 78.341952][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 78.343170][ T7123] Call trace: [ 78.343664][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 78.344554][ T7123] find_free_extent+0x37fc/0x4fc0 [ 78.345305][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 78.346070][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 78.346815][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 78.347539][ T7123] btrfs_cow_block+0x328/0x940 [ 78.348330][ T7123] btrfs_search_slot+0x96c/0x223c [ 78.349156][ T7123] add_free_space_extent+0x22c/0xa18 [ 78.349939][ T7123] __btrfs_add_to_free_space_tree+0x190/0x234 [ 78.350861][ T7123] btrfs_add_to_free_space_tree+0x118/0x55c [ 78.351772][ T7123] __btrfs_free_extent+0xffc/0x39b8 [ 78.352601][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 78.353462][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 78.354282][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 78.355105][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 78.355784][ T7123] sync_filesystem+0x1a0/0x218 [ 78.356496][ T7123] generic_shutdown_super+0x70/0x2b8 [ 78.357334][ T7123] kill_anon_super+0x4c/0x7c [ 78.357997][ T7123] btrfs_kill_super+0x40/0x58 [ 78.358730][ T7123] deactivate_locked_super+0xc4/0x12c [ 78.359630][ T7123] deactivate_super+0xe0/0x100 [ 78.360412][ T7123] cleanup_mnt+0x31c/0x3ac [ 78.361103][ T7123] __cleanup_mnt+0x20/0x30 [ 78.361783][ T7123] task_work_run+0x1dc/0x260 [ 78.362500][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 78.363260][ T7123] el0_svc+0x170/0x254 [ 78.363866][ T7123] el0t_64_sync_handler+0x84/0x12c [ 78.364653][ T7123] el0t_64_sync+0x198/0x19c [ 78.365350][ T7123] irq event stamp: 273132 [ 78.366013][ T7123] hardirqs last enabled at (273131): [] btrfs_get_alloc_profile+0x110/0xab0 [ 78.367509][ T7123] hardirqs last disabled at (273132): [] el1_brk64+0x20/0x54 [ 78.368725][ T7123] softirqs last enabled at (273072): [] handle_softirqs+0xaf8/0xc88 [ 78.370069][ T7123] softirqs last disabled at (272985): [] __do_softirq+0x14/0x20 [ 78.371287][ T7123] ---[ end trace 0000000000000000 ]--- [ 78.373364][ T7123] ------------[ cut here ]------------ [ 78.373372][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.376055][ T7123] Modules linked in: [ 78.376673][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.378298][ T7123] Tainted: [W]=WARN [ 78.378926][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.380416][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.381642][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.382763][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 78.383809][ T7123] sp : ffff80009d667350 [ 78.384454][ T7123] x29: ffff80009d667370 x28: 1fffe00019bd2c10 x27: dfff800000000000 [ 78.385735][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 78.386989][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000004000 [ 78.388183][ T7123] x20: ffff0000cde96080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 78.389393][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 78.390604][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 78.391779][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.392987][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 78.394109][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 78.395367][ T7123] x2 : 0000000000000001 x1 : 0000000000004000 x0 : 0000000000000000 [ 78.396760][ T7123] Call trace: [ 78.397321][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 78.398509][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 78.399345][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 78.400316][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 78.401211][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 78.402090][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 78.402936][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 78.403657][ T7123] sync_filesystem+0x1a0/0x218 [ 78.404402][ T7123] generic_shutdown_super+0x70/0x2b8 [ 78.405192][ T7123] kill_anon_super+0x4c/0x7c [ 78.405901][ T7123] btrfs_kill_super+0x40/0x58 [ 78.406581][ T7123] deactivate_locked_super+0xc4/0x12c [ 78.407398][ T7123] deactivate_super+0xe0/0x100 [ 78.408111][ T7123] cleanup_mnt+0x31c/0x3ac [ 78.408767][ T7123] __cleanup_mnt+0x20/0x30 [ 78.409443][ T7123] task_work_run+0x1dc/0x260 [ 78.410125][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 78.410945][ T7123] el0_svc+0x170/0x254 [ 78.411578][ T7123] el0t_64_sync_handler+0x84/0x12c [ 78.412391][ T7123] el0t_64_sync+0x198/0x19c [ 78.413051][ T7123] irq event stamp: 273384 [ 78.413708][ T7123] hardirqs last enabled at (273383): [] kasan_quarantine_put+0x1a0/0x1c8 [ 78.415175][ T7123] hardirqs last disabled at (273384): [] el1_brk64+0x20/0x54 [ 78.416690][ T7123] softirqs last enabled at (273214): [] handle_softirqs+0xaf8/0xc88 [ 78.418176][ T7123] softirqs last disabled at (273135): [] __do_softirq+0x14/0x20 [ 78.419642][ T7123] ---[ end trace 0000000000000000 ]--- [ 78.421607][ T7123] ------------[ cut here ]------------ [ 78.421616][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.424195][ T7123] Modules linked in: [ 78.424819][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.426458][ T7123] Tainted: [W]=WARN [ 78.427045][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.428691][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.429884][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.431037][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 78.432168][ T7123] sp : ffff80009d667350 [ 78.432839][ T7123] x29: ffff80009d667370 x28: 1fffe00019bd2c10 x27: dfff800000000000 [ 78.434128][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 78.435354][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000020000 [ 78.436665][ T7123] x20: ffff0000cde96080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 78.437944][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 78.439176][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 78.440392][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.441627][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 78.442839][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 78.444037][ T7123] x2 : 0000000000000001 x1 : 0000000000020000 x0 : 0000000000000000 [ 78.445277][ T7123] Call trace: [ 78.445722][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 78.446789][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 78.447625][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 78.448502][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 78.449371][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 78.450218][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 78.451150][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 78.451881][ T7123] sync_filesystem+0x1a0/0x218 [ 78.452620][ T7123] generic_shutdown_super+0x70/0x2b8 [ 78.453392][ T7123] kill_anon_super+0x4c/0x7c [ 78.454111][ T7123] btrfs_kill_super+0x40/0x58 [ 78.454819][ T7123] deactivate_locked_super+0xc4/0x12c [ 78.455698][ T7123] deactivate_super+0xe0/0x100 [ 78.456357][ T7123] cleanup_mnt+0x31c/0x3ac [ 78.456987][ T7123] __cleanup_mnt+0x20/0x30 [ 78.457658][ T7123] task_work_run+0x1dc/0x260 [ 78.458315][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 78.459072][ T7123] el0_svc+0x170/0x254 [ 78.459678][ T7123] el0t_64_sync_handler+0x84/0x12c [ 78.460456][ T7123] el0t_64_sync+0x198/0x19c [ 78.461153][ T7123] irq event stamp: 273590 [ 78.461807][ T7123] hardirqs last enabled at (273589): [] kasan_quarantine_put+0x1a0/0x1c8 [ 78.463281][ T7123] hardirqs last disabled at (273590): [] el1_brk64+0x20/0x54 [ 78.464541][ T7123] softirqs last enabled at (273570): [] handle_softirqs+0xaf8/0xc88 [ 78.465939][ T7123] softirqs last disabled at (273387): [] __do_softirq+0x14/0x20 [ 78.467268][ T7123] ---[ end trace 0000000000000000 ]--- [ 78.468585][ T7123] ------------[ cut here ]------------ [ 78.468592][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.471057][ T7123] Modules linked in: [ 78.471665][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.473240][ T7123] Tainted: [W]=WARN [ 78.473801][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.475275][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.476451][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.477449][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 78.478506][ T7123] sp : ffff80009d667350 [ 78.479093][ T7123] x29: ffff80009d667370 x28: 1fffe00019bd2c10 x27: dfff800000000000 [ 78.480280][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 78.481474][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000018000 [ 78.482954][ T7123] x20: ffff0000cde96080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 78.484187][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 78.485365][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 78.486400][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.487539][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 78.488744][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 78.489919][ T7123] x2 : 0000000000000001 x1 : 0000000000018000 x0 : 0000000000000000 [ 78.491101][ T7123] Call trace: [ 78.491589][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 78.492625][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 78.493410][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 78.494241][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 78.495051][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 78.495856][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 78.496626][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 78.497277][ T7123] sync_filesystem+0x1a0/0x218 [ 78.497993][ T7123] generic_shutdown_super+0x70/0x2b8 [ 78.498704][ T7123] kill_anon_super+0x4c/0x7c [ 78.499425][ T7123] btrfs_kill_super+0x40/0x58 [ 78.500048][ T7123] deactivate_locked_super+0xc4/0x12c [ 78.500826][ T7123] deactivate_super+0xe0/0x100 [ 78.501508][ T7123] cleanup_mnt+0x31c/0x3ac [ 78.502189][ T7123] __cleanup_mnt+0x20/0x30 [ 78.502870][ T7123] task_work_run+0x1dc/0x260 [ 78.503537][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 78.504346][ T7123] el0_svc+0x170/0x254 [ 78.504969][ T7123] el0t_64_sync_handler+0x84/0x12c [ 78.505707][ T7123] el0t_64_sync+0x198/0x19c [ 78.506367][ T7123] irq event stamp: 273730 [ 78.506971][ T7123] hardirqs last enabled at (273729): [] kasan_quarantine_put+0x1a0/0x1c8 [ 78.508402][ T7123] hardirqs last disabled at (273730): [] el1_brk64+0x20/0x54 [ 78.509657][ T7123] softirqs last enabled at (273704): [] handle_softirqs+0xaf8/0xc88 [ 78.511082][ T7123] softirqs last disabled at (273593): [] __do_softirq+0x14/0x20 [ 78.512373][ T7123] ---[ end trace 0000000000000000 ]--- [ 78.513553][ T7123] ------------[ cut here ]------------ [ 78.513559][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.516248][ T7123] Modules linked in: [ 78.516830][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.518324][ T7123] Tainted: [W]=WARN [ 78.518887][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.520316][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.521316][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.522275][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 78.523211][ T7123] sp : ffff80009d667610 [ 78.523798][ T7123] x29: ffff80009d667630 x28: 1fffe00019bd2c10 x27: dfff800000000000 [ 78.524903][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 78.526047][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 78.527144][ T7123] x20: ffff0000cde96080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 78.528351][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 78.529524][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 78.530692][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.531837][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 78.533071][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 78.534211][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 78.535357][ T7123] Call trace: [ 78.535804][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 78.536755][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 78.537462][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 78.538444][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 78.539341][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 78.540102][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 78.540737][ T7123] sync_filesystem+0x1a0/0x218 [ 78.541371][ T7123] generic_shutdown_super+0x70/0x2b8 [ 78.542087][ T7123] kill_anon_super+0x4c/0x7c [ 78.542758][ T7123] btrfs_kill_super+0x40/0x58 [ 78.543425][ T7123] deactivate_locked_super+0xc4/0x12c [ 78.544220][ T7123] deactivate_super+0xe0/0x100 [ 78.544914][ T7123] cleanup_mnt+0x31c/0x3ac [ 78.545565][ T7123] __cleanup_mnt+0x20/0x30 [ 78.546268][ T7123] task_work_run+0x1dc/0x260 [ 78.546856][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 78.547631][ T7123] el0_svc+0x170/0x254 [ 78.548247][ T7123] el0t_64_sync_handler+0x84/0x12c [ 78.549022][ T7123] el0t_64_sync+0x198/0x19c [ 78.549691][ T7123] irq event stamp: 273854 [ 78.550273][ T7123] hardirqs last enabled at (273853): [] kasan_quarantine_put+0x1a0/0x1c8 [ 78.551645][ T7123] hardirqs last disabled at (273854): [] el1_brk64+0x20/0x54 [ 78.552764][ T7123] softirqs last enabled at (273830): [] handle_softirqs+0xaf8/0xc88 [ 78.554054][ T7123] softirqs last disabled at (273733): [] __do_softirq+0x14/0x20 [ 78.555358][ T7123] ---[ end trace 0000000000000000 ]--- [ 78.556569][ T7123] ------------[ cut here ]------------ [ 78.556575][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.558956][ T7123] Modules linked in: [ 78.559513][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.561026][ T7123] Tainted: [W]=WARN [ 78.561561][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.563058][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.564195][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.565154][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 78.566226][ T7123] sp : ffff80009d667610 [ 78.566844][ T7123] x29: ffff80009d667630 x28: 1fffe00019bd2c10 x27: dfff800000000000 [ 78.568073][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 78.569284][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 78.570532][ T7123] x20: ffff0000cde96080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 78.571673][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 78.572823][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 78.574008][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.575145][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 78.576313][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 78.577466][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 78.578773][ T7123] Call trace: [ 78.579277][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 78.580317][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 78.581137][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 78.582126][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 78.583062][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 78.583892][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 78.584608][ T7123] sync_filesystem+0x1a0/0x218 [ 78.585341][ T7123] generic_shutdown_super+0x70/0x2b8 [ 78.586173][ T7123] kill_anon_super+0x4c/0x7c [ 78.586843][ T7123] btrfs_kill_super+0x40/0x58 [ 78.587572][ T7123] deactivate_locked_super+0xc4/0x12c [ 78.588424][ T7123] deactivate_super+0xe0/0x100 [ 78.589147][ T7123] cleanup_mnt+0x31c/0x3ac [ 78.589789][ T7123] __cleanup_mnt+0x20/0x30 [ 78.590462][ T7123] task_work_run+0x1dc/0x260 [ 78.591166][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 78.591902][ T7123] el0_svc+0x170/0x254 [ 78.592469][ T7123] el0t_64_sync_handler+0x84/0x12c [ 78.593202][ T7123] el0t_64_sync+0x198/0x19c [ 78.593839][ T7123] irq event stamp: 273924 [ 78.594450][ T7123] hardirqs last enabled at (273923): [] finish_lock_switch+0xb0/0x1c0 [ 78.595799][ T7123] hardirqs last disabled at (273924): [] el1_brk64+0x20/0x54 [ 78.597148][ T7123] softirqs last enabled at (273920): [] handle_softirqs+0xaf8/0xc88 [ 78.598548][ T7123] softirqs last disabled at (273857): [] __do_softirq+0x14/0x20 [ 78.599838][ T7123] ---[ end trace 0000000000000000 ]--- [ 78.601491][ T7123] ------------[ cut here ]------------ [ 78.601499][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.604022][ T7123] Modules linked in: [ 78.604583][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.606215][ T7123] Tainted: [W]=WARN [ 78.606755][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.608307][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.609489][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.610548][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 78.611585][ T7123] sp : ffff80009d667610 [ 78.612191][ T7123] x29: ffff80009d667630 x28: 1fffe00019bd2c10 x27: dfff800000000000 [ 78.613418][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 78.614793][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 78.616061][ T7123] x20: ffff0000cde96080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 78.617303][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 78.618473][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 78.619651][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.620860][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 78.622046][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 78.623272][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 78.624516][ T7123] Call trace: [ 78.625003][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 78.626014][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 78.626760][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 78.627768][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 78.628650][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 78.629452][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 78.630119][ T7123] sync_filesystem+0x1a0/0x218 [ 78.630752][ T7123] generic_shutdown_super+0x70/0x2b8 [ 78.631475][ T7123] kill_anon_super+0x4c/0x7c [ 78.632243][ T7123] btrfs_kill_super+0x40/0x58 [ 78.633010][ T7123] deactivate_locked_super+0xc4/0x12c [ 78.633841][ T7123] deactivate_super+0xe0/0x100 [ 78.634596][ T7123] cleanup_mnt+0x31c/0x3ac [ 78.635323][ T7123] __cleanup_mnt+0x20/0x30 [ 78.636023][ T7123] task_work_run+0x1dc/0x260 [ 78.636759][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 78.637586][ T7123] el0_svc+0x170/0x254 [ 78.638213][ T7123] el0t_64_sync_handler+0x84/0x12c [ 78.639003][ T7123] el0t_64_sync+0x198/0x19c [ 78.639723][ T7123] irq event stamp: 273980 [ 78.640371][ T7123] hardirqs last enabled at (273979): [] finish_lock_switch+0xb0/0x1c0 [ 78.641810][ T7123] hardirqs last disabled at (273980): [] el1_brk64+0x20/0x54 [ 78.643231][ T7123] softirqs last enabled at (273976): [] handle_softirqs+0xaf8/0xc88 [ 78.644661][ T7123] softirqs last disabled at (273927): [] __do_softirq+0x14/0x20 [ 78.646084][ T7123] ---[ end trace 0000000000000000 ]--- [ 78.647258][ T7123] ------------[ cut here ]------------ [ 78.647267][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 78.649672][ T7123] Modules linked in: [ 78.650282][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.651892][ T7123] Tainted: [W]=WARN [ 78.652418][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.653921][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.655104][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 78.656054][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 78.657012][ T7123] sp : ffff80009d666a60 [ 78.657747][ T7123] x29: ffff80009d666aa0 x28: 0000000000001000 x27: 0000000000000002 [ 78.659069][ T7123] x26: ffff0000cde96080 x25: fffffffffffff000 x24: 0000000000000000 [ 78.660368][ T7123] x23: 1fffe00019bd2c10 x22: 0000000000001000 x21: dfff800000000000 [ 78.661685][ T7123] x20: ffff0000cde96000 x19: ffff0000c74e6800 x18: 00000000ffffffff [ 78.662942][ T7123] x17: ffff800093303000 x16: ffff800082deb6c0 x15: ffff700013accd34 [ 78.664217][ T7123] x14: 1ffff00013accd34 x13: 0000000000000004 x12: ffffffffffffffff [ 78.665490][ T7123] x11: ffff700013accd34 x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.666795][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 78.668064][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 78.669312][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 78.670581][ T7123] Call trace: [ 78.671101][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 78.672029][ T7123] find_free_extent+0x37fc/0x4fc0 [ 78.672766][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 78.673634][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 78.674473][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 78.675310][ T7123] btrfs_cow_block+0x328/0x940 [ 78.676034][ T7123] btrfs_search_slot+0x96c/0x223c [ 78.676795][ T7123] btrfs_insert_empty_items+0xa4/0x17c [ 78.677647][ T7123] __btrfs_commit_inode_delayed_items+0x880/0x1748 [ 78.678735][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 78.679647][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 78.680423][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 78.681335][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 78.682014][ T7123] sync_filesystem+0x1a0/0x218 [ 78.682741][ T7123] generic_shutdown_super+0x70/0x2b8 [ 78.683610][ T7123] kill_anon_super+0x4c/0x7c [ 78.684300][ T7123] btrfs_kill_super+0x40/0x58 [ 78.685033][ T7123] deactivate_locked_super+0xc4/0x12c [ 78.685858][ T7123] deactivate_super+0xe0/0x100 [ 78.686620][ T7123] cleanup_mnt+0x31c/0x3ac [ 78.687288][ T7123] __cleanup_mnt+0x20/0x30 [ 78.687953][ T7123] task_work_run+0x1dc/0x260 [ 78.688642][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 78.689565][ T7123] el0_svc+0x170/0x254 [ 78.690183][ T7123] el0t_64_sync_handler+0x84/0x12c [ 78.691011][ T7123] el0t_64_sync+0x198/0x19c [ 78.691770][ T7123] irq event stamp: 274058 [ 78.692420][ T7123] hardirqs last enabled at (274057): [] btrfs_get_alloc_profile+0x110/0xab0 [ 78.694072][ T7123] hardirqs last disabled at (274058): [] el1_brk64+0x20/0x54 [ 78.695450][ T7123] softirqs last enabled at (274036): [] handle_softirqs+0xaf8/0xc88 [ 78.696915][ T7123] softirqs last disabled at (273983): [] __do_softirq+0x14/0x20 [ 78.698277][ T7123] ---[ end trace 0000000000000000 ]--- [ 78.699574][ T7123] ------------[ cut here ]------------ [ 78.699582][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.702146][ T7123] Modules linked in: [ 78.702768][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.704452][ T7123] Tainted: [W]=WARN [ 78.705056][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.706681][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.707887][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.708961][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 78.709965][ T7123] sp : ffff80009d667410 [ 78.710590][ T7123] x29: ffff80009d667430 x28: 1fffe00019bd2c10 x27: dfff800000000000 [ 78.711727][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 78.712844][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 000000000000e000 [ 78.714031][ T7123] x20: ffff0000cde96080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 78.715172][ T7123] x17: 00bea98bdb180000 x16: ffff800082deb6c0 x15: ffff700013acce78 [ 78.716249][ T7123] x14: 1ffff00013acce78 x13: 0000000000000004 x12: ffffffffffffffff [ 78.717426][ T7123] x11: ffff700013acce78 x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.718550][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 78.719789][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 78.720912][ T7123] x2 : 0000000000000001 x1 : 000000000000e000 x0 : 0000000000000000 [ 78.722035][ T7123] Call trace: [ 78.722511][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 78.723496][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 78.724293][ T7123] __btrfs_commit_inode_delayed_items+0xb00/0x1748 [ 78.725181][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 78.725927][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 78.726738][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 78.727597][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 78.728314][ T7123] sync_filesystem+0x1a0/0x218 [ 78.729043][ T7123] generic_shutdown_super+0x70/0x2b8 [ 78.729847][ T7123] kill_anon_super+0x4c/0x7c [ 78.730506][ T7123] btrfs_kill_super+0x40/0x58 [ 78.731199][ T7123] deactivate_locked_super+0xc4/0x12c [ 78.731980][ T7123] deactivate_super+0xe0/0x100 [ 78.732710][ T7123] cleanup_mnt+0x31c/0x3ac [ 78.733328][ T7123] __cleanup_mnt+0x20/0x30 [ 78.733985][ T7123] task_work_run+0x1dc/0x260 [ 78.734626][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 78.735401][ T7123] el0_svc+0x170/0x254 [ 78.735994][ T7123] el0t_64_sync_handler+0x84/0x12c [ 78.736797][ T7123] el0t_64_sync+0x198/0x19c [ 78.737522][ T7123] irq event stamp: 274140 [ 78.738200][ T7123] hardirqs last enabled at (274139): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 78.739768][ T7123] hardirqs last disabled at (274140): [] el1_brk64+0x20/0x54 [ 78.741061][ T7123] softirqs last enabled at (274118): [] handle_softirqs+0xaf8/0xc88 [ 78.742494][ T7123] softirqs last disabled at (274061): [] __do_softirq+0x14/0x20 [ 78.743825][ T7123] ---[ end trace 0000000000000000 ]--- [ 78.745046][ T53] Bluetooth: hci0: command tx timeout [ 78.746219][ T7123] ------------[ cut here ]------------ [ 78.746226][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.748682][ T7123] Modules linked in: [ 78.749236][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.750745][ T7123] Tainted: [W]=WARN [ 78.751276][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.752652][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.753719][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.754774][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 78.755833][ T7123] sp : ffff80009d6672f0 [ 78.756432][ T7123] x29: ffff80009d667310 x28: 1fffe00019bd2c10 x27: dfff800000000000 [ 78.757640][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 78.758880][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 78.760093][ T7123] x20: ffff0000cde96080 x19: 0000000000000000 x18: 1fffe000337db690 [ 78.761227][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acce54 [ 78.762360][ T7123] x14: 1ffff00013acce54 x13: 0000000000000004 x12: ffffffffffffffff [ 78.763549][ T7123] x11: ffff700013acce54 x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.764690][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 78.765911][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 78.767119][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 78.768313][ T7123] Call trace: [ 78.768773][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 78.770007][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 78.770905][ T7123] __btrfs_update_delayed_inode+0x590/0xed0 [ 78.771840][ T7123] __btrfs_commit_inode_delayed_items+0x15f8/0x1748 [ 78.772945][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 78.773856][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 78.774681][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 78.775508][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 78.776182][ T7123] sync_filesystem+0x1a0/0x218 [ 78.776886][ T7123] generic_shutdown_super+0x70/0x2b8 [ 78.777692][ T7123] kill_anon_super+0x4c/0x7c [ 78.778386][ T7123] btrfs_kill_super+0x40/0x58 [ 78.779140][ T7123] deactivate_locked_super+0xc4/0x12c [ 78.779960][ T7123] deactivate_super+0xe0/0x100 [ 78.780627][ T7123] cleanup_mnt+0x31c/0x3ac [ 78.781269][ T7123] __cleanup_mnt+0x20/0x30 [ 78.781914][ T7123] task_work_run+0x1dc/0x260 [ 78.782671][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 78.783434][ T7123] el0_svc+0x170/0x254 [ 78.784040][ T7123] el0t_64_sync_handler+0x84/0x12c [ 78.784892][ T7123] el0t_64_sync+0x198/0x19c [ 78.785522][ T7123] irq event stamp: 274182 [ 78.786185][ T7123] hardirqs last enabled at (274181): [] kasan_quarantine_put+0x1a0/0x1c8 [ 78.787610][ T7123] hardirqs last disabled at (274182): [] el1_brk64+0x20/0x54 [ 78.788874][ T7123] softirqs last enabled at (274174): [] handle_softirqs+0xaf8/0xc88 [ 78.790272][ T7123] softirqs last disabled at (274143): [] __do_softirq+0x14/0x20 [ 78.791580][ T7123] ---[ end trace 0000000000000000 ]--- [ 78.793326][ T7123] ------------[ cut here ]------------ [ 78.793335][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 78.795756][ T7123] Modules linked in: [ 78.796406][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.797968][ T7123] Tainted: [W]=WARN [ 78.798541][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.800151][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.801355][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 78.802222][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 78.803145][ T7123] sp : ffff80009d666bc0 [ 78.803797][ T7123] x29: ffff80009d666c00 x28: 0000000000001000 x27: 0000000000000001 [ 78.805040][ T7123] x26: ffff0000cde96080 x25: fffffffffffff000 x24: 0000000000000000 [ 78.806239][ T7123] x23: 1fffe00019bd2c10 x22: 0000000000001000 x21: dfff800000000000 [ 78.807479][ T7123] x20: ffff0000cde96000 x19: ffff0000c74e6800 x18: 00000000ffffffff [ 78.808770][ T7123] x17: ffff800093303000 x16: ffff800082deb6c0 x15: ffff700013accd60 [ 78.810062][ T7123] x14: 1ffff00013accd60 x13: 0000000000000004 x12: ffffffffffffffff [ 78.811343][ T7123] x11: ffff700013accd60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.812626][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 78.813978][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 78.815283][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 78.816546][ T7123] Call trace: [ 78.817064][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 78.817956][ T7123] find_free_extent+0x37fc/0x4fc0 [ 78.818770][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 78.819613][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 78.820445][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 78.821279][ T7123] btrfs_cow_block+0x328/0x940 [ 78.822025][ T7123] btrfs_search_slot+0x96c/0x223c [ 78.822787][ T7123] btrfs_update_root+0xe4/0xcd8 [ 78.823542][ T7123] commit_fs_roots+0x440/0x784 [ 78.824242][ T7123] btrfs_commit_transaction+0x108c/0x2ce4 [ 78.825075][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 78.825797][ T7123] sync_filesystem+0x1a0/0x218 [ 78.826583][ T7123] generic_shutdown_super+0x70/0x2b8 [ 78.827427][ T7123] kill_anon_super+0x4c/0x7c [ 78.828119][ T7123] btrfs_kill_super+0x40/0x58 [ 78.828865][ T7123] deactivate_locked_super+0xc4/0x12c [ 78.829667][ T7123] deactivate_super+0xe0/0x100 [ 78.830406][ T7123] cleanup_mnt+0x31c/0x3ac [ 78.831054][ T7123] __cleanup_mnt+0x20/0x30 [ 78.831789][ T7123] task_work_run+0x1dc/0x260 [ 78.832495][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 78.833279][ T7123] el0_svc+0x170/0x254 [ 78.833913][ T7123] el0t_64_sync_handler+0x84/0x12c [ 78.834663][ T7123] el0t_64_sync+0x198/0x19c [ 78.835303][ T7123] irq event stamp: 274314 [ 78.835959][ T7123] hardirqs last enabled at (274313): [] btrfs_get_alloc_profile+0x110/0xab0 [ 78.837462][ T7123] hardirqs last disabled at (274314): [] el1_brk64+0x20/0x54 [ 78.838912][ T7123] softirqs last enabled at (274236): [] handle_softirqs+0xaf8/0xc88 [ 78.840367][ T7123] softirqs last disabled at (274185): [] __do_softirq+0x14/0x20 [ 78.841794][ T7123] ---[ end trace 0000000000000000 ]--- [ 78.844950][ T7123] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 78.851448][ T7123] ------------[ cut here ]------------ [ 78.851459][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.854203][ T7123] Modules linked in: [ 78.854851][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 78.856516][ T7123] Tainted: [W]=WARN [ 78.857092][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.858717][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 78.860006][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 78.861048][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 78.862127][ T7123] sp : ffff80009d667850 [ 78.862815][ T7123] x29: ffff80009d667870 x28: 1fffe00019bd2c10 x27: dfff800000000000 [ 78.864199][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 78.865525][ T7123] x23: 0000000000000005 x22: 0000000000001000 x21: 0000000000160000 [ 78.866775][ T7123] x20: ffff0000cde96080 x19: 0000000000000000 x18: 1fffe000337db690 [ 78.868104][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accf00 [ 78.869409][ T7123] x14: 1ffff00013accf00 x13: 0000000000000004 x12: ffffffffffffffff [ 78.870697][ T7123] x11: ffff700013accf00 x10: 0000000000ff0100 x9 : 0000000000000000 [ 78.871973][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 78.873189][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 78.874411][ T7123] x2 : 0000000000000001 x1 : 0000000000160000 x0 : 0000000000001000 [ 78.875626][ T7123] Call trace: [ 78.876085][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 78.877119][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 78.877933][ T7123] btrfs_release_global_block_rsv+0x38/0x22c [ 78.878843][ T7123] btrfs_free_block_groups+0xa4c/0xd10 [ 78.879653][ T7123] close_ctree+0x650/0x113c [ 78.880308][ T7123] btrfs_put_super+0x1ac/0x1c0 [ 78.881009][ T7123] generic_shutdown_super+0x12c/0x2b8 [ 78.881817][ T7123] kill_anon_super+0x4c/0x7c [ 78.882534][ T7123] btrfs_kill_super+0x40/0x58 [ 78.883281][ T7123] deactivate_locked_super+0xc4/0x12c [ 78.884102][ T7123] deactivate_super+0xe0/0x100 [ 78.884844][ T7123] cleanup_mnt+0x31c/0x3ac [ 78.885500][ T7123] __cleanup_mnt+0x20/0x30 [ 78.886166][ T7123] task_work_run+0x1dc/0x260 [ 78.886804][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 78.887609][ T7123] el0_svc+0x170/0x254 [ 78.888222][ T7123] el0t_64_sync_handler+0x84/0x12c [ 78.888943][ T7123] el0t_64_sync+0x198/0x19c [ 78.889589][ T7123] irq event stamp: 276432 [ 78.890227][ T7123] hardirqs last enabled at (276431): [] kasan_quarantine_put+0x1a0/0x1c8 [ 78.891637][ T7123] hardirqs last disabled at (276432): [] el1_brk64+0x20/0x54 [ 78.893017][ T7123] softirqs last enabled at (274616): [] local_bh_enable+0x10/0x34 [ 78.894541][ T7123] softirqs last disabled at (274614): [] local_bh_disable+0x10/0x34 [ 78.896058][ T7123] ---[ end trace 0000000000000000 ]--- [ 78.999731][ T7317] loop0: detected capacity change from 0 to 32768 [ 79.000566][ T7317] btrfs: Deprecated parameter 'usebackuproot' [ 79.000578][ T7317] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 79.003950][ T7317] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.23 (7317) [ 79.008166][ T7317] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 79.008219][ T7317] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 79.016472][ T7317] BTRFS error (device loop0): failed to load root extent [ 79.016505][ T7317] BTRFS warning (device loop0): try to load backup roots slot 1 [ 79.016667][ T7317] BTRFS warning (device loop0): couldn't read tree root [ 79.016675][ T7317] BTRFS warning (device loop0): try to load backup roots slot 2 [ 79.016743][ T260] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 79.016773][ T7317] BTRFS warning (device loop0): couldn't read tree root [ 79.016779][ T7317] BTRFS warning (device loop0): try to load backup roots slot 3 [ 79.024720][ T7317] BTRFS info (device loop0): rebuilding free space tree [ 79.030680][ T7317] BTRFS info (device loop0): checking UUID tree [ 79.031741][ T7317] BTRFS info (device loop0): setting nodatasum [ 79.031778][ T7317] BTRFS info (device loop0): setting nodatacow [ 79.031796][ T7317] BTRFS info (device loop0): enabling ssd optimizations [ 79.031805][ T7317] BTRFS info (device loop0): turning off barriers [ 79.031815][ T7317] BTRFS info (device loop0): turning on sync discard [ 79.031823][ T7317] BTRFS info (device loop0): enabling free space tree [ 79.031831][ T7317] BTRFS info (device loop0): force clearing of disk cache [ 79.031840][ T7317] BTRFS info (device loop0): trying to use backup root at mount time [ 79.031848][ T7317] BTRFS info (device loop0): max_inline set to 0 [ 79.038718][ T7317] FAULT_INJECTION: forcing a failure. [ 79.038718][ T7317] name failslab, interval 1, probability 0, space 0, times 0 [ 79.038735][ T7317] CPU: 1 UID: 0 PID: 7317 Comm: syz.0.23 Tainted: G W syzkaller #0 PREEMPT [ 79.038744][ T7317] Tainted: [W]=WARN [ 79.038747][ T7317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.038750][ T7317] Call trace: [ 79.038753][ T7317] show_stack+0x2c/0x3c (C) [ 79.038765][ T7317] __dump_stack+0x30/0x40 [ 79.038771][ T7317] dump_stack_lvl+0xd8/0x12c [ 79.038776][ T7317] dump_stack+0x1c/0x28 [ 79.038781][ T7317] should_fail_ex+0x41c/0x594 [ 79.038787][ T7317] should_failslab+0xc0/0x128 [ 79.038795][ T7317] kmem_cache_alloc_noprof+0x80/0x648 [ 79.038801][ T7317] start_transaction+0x4f4/0x155c [ 79.038806][ T7317] btrfs_join_transaction+0x30/0x40 [ 79.038811][ T7317] find_free_extent+0x2f54/0x4fc0 [ 79.038817][ T7317] btrfs_reserve_extent+0x22c/0x624 [ 79.038822][ T7317] btrfs_get_blocks_direct_write+0x550/0xa14 [ 79.038829][ T7317] btrfs_dio_iomap_begin+0x86c/0xd24 [ 79.038835][ T7317] iomap_iter+0x494/0xe10 [ 79.038841][ T7317] __iomap_dio_rw+0xa00/0x1c60 [ 79.038846][ T7317] btrfs_direct_write+0x6c8/0x980 [ 79.038852][ T7317] btrfs_do_write_iter+0x1f0/0x5dc [ 79.038858][ T7317] btrfs_file_write_iter+0x2c/0x3c [ 79.038865][ T7317] do_iter_readv_writev+0x4bc/0x720 [ 79.038870][ T7317] vfs_writev+0x29c/0x7cc [ 79.038876][ T7317] __arm64_sys_pwritev2+0x1bc/0x2cc [ 79.038881][ T7317] invoke_syscall+0x98/0x254 [ 79.038886][ T7317] el0_svc_common+0x130/0x23c [ 79.038891][ T7317] do_el0_svc+0x48/0x58 [ 79.038896][ T7317] el0_svc+0x5c/0x254 [ 79.038902][ T7317] el0t_64_sync_handler+0x84/0x12c [ 79.038908][ T7317] el0t_64_sync+0x198/0x19c [ 79.048371][ T7123] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 79.168942][ T7336] loop0: detected capacity change from 0 to 32768 [ 79.170419][ T7336] btrfs: Deprecated parameter 'usebackuproot' [ 79.170431][ T7336] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 79.170674][ T7336] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.24 (7336) [ 79.175120][ T7336] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 79.181827][ T7336] BTRFS error (device loop0): failed to load root extent [ 79.182348][ T7336] BTRFS warning (device loop0): try to load backup roots slot 1 [ 79.185105][ T7336] BTRFS warning (device loop0): couldn't read tree root [ 79.185141][ T7336] BTRFS warning (device loop0): try to load backup roots slot 2 [ 79.186238][ T12] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 79.186388][ T7336] BTRFS warning (device loop0): couldn't read tree root [ 79.186404][ T7336] BTRFS warning (device loop0): try to load backup roots slot 3 [ 79.198812][ T7336] FAULT_INJECTION: forcing a failure. [ 79.198812][ T7336] name failslab, interval 1, probability 0, space 0, times 0 [ 79.198843][ T7336] CPU: 1 UID: 0 PID: 7336 Comm: syz.0.24 Tainted: G W syzkaller #0 PREEMPT [ 79.198856][ T7336] Tainted: [W]=WARN [ 79.198860][ T7336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.198866][ T7336] Call trace: [ 79.198869][ T7336] show_stack+0x2c/0x3c (C) [ 79.198881][ T7336] __dump_stack+0x30/0x40 [ 79.198887][ T7336] dump_stack_lvl+0xd8/0x12c [ 79.198892][ T7336] dump_stack+0x1c/0x28 [ 79.198896][ T7336] should_fail_ex+0x41c/0x594 [ 79.198903][ T7336] should_failslab+0xc0/0x128 [ 79.198911][ T7336] __kmalloc_noprof+0xf4/0x728 [ 79.198916][ T7336] btrfs_create_chunk+0x6b8/0x2674 [ 79.198923][ T7336] btrfs_chunk_alloc+0x818/0x14f0 [ 79.198929][ T7336] find_free_extent+0x2f8c/0x4fc0 [ 79.198935][ T7336] btrfs_reserve_extent+0x22c/0x624 [ 79.198941][ T7336] btrfs_get_blocks_direct_write+0x550/0xa14 [ 79.198947][ T7336] btrfs_dio_iomap_begin+0x86c/0xd24 [ 79.198953][ T7336] iomap_iter+0x494/0xe10 [ 79.198959][ T7336] __iomap_dio_rw+0xa00/0x1c60 [ 79.198964][ T7336] btrfs_direct_write+0x6c8/0x980 [ 79.198970][ T7336] btrfs_do_write_iter+0x1f0/0x5dc [ 79.198977][ T7336] btrfs_file_write_iter+0x2c/0x3c [ 79.198983][ T7336] do_iter_readv_writev+0x4bc/0x720 [ 79.198989][ T7336] vfs_writev+0x29c/0x7cc [ 79.198995][ T7336] __arm64_sys_pwritev2+0x1bc/0x2cc [ 79.199000][ T7336] invoke_syscall+0x98/0x254 [ 79.199005][ T7336] el0_svc_common+0x130/0x23c [ 79.199010][ T7336] do_el0_svc+0x48/0x58 [ 79.199015][ T7336] el0_svc+0x5c/0x254 [ 79.199021][ T7336] el0t_64_sync_handler+0x84/0x12c [ 79.199027][ T7336] el0t_64_sync+0x198/0x19c [ 79.199038][ T7336] BTRFS error (device loop0 state A): Transaction aborted (error -12) [ 79.199047][ T7336] BTRFS: error (device loop0 state A) in find_free_extent_update_loop:4220: errno=-12 Out of memory [ 79.326856][ T7355] loop0: detected capacity change from 0 to 32768 [ 79.328444][ T7355] btrfs: Deprecated parameter 'usebackuproot' [ 79.328456][ T7355] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 79.329298][ T7355] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.25 (7355) [ 79.339509][ T7355] BTRFS error (device loop0): failed to load root extent [ 79.339541][ T7355] BTRFS warning (device loop0): try to load backup roots slot 1 [ 79.344985][ T7355] BTRFS warning (device loop0): couldn't read tree root [ 79.345014][ T7355] BTRFS warning (device loop0): try to load backup roots slot 2 [ 79.345225][ T39] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 79.346078][ T7355] BTRFS warning (device loop0): couldn't read tree root [ 79.346096][ T7355] BTRFS warning (device loop0): try to load backup roots slot 3 [ 79.358566][ T7355] FAULT_INJECTION: forcing a failure. [ 79.358566][ T7355] name failslab, interval 1, probability 0, space 0, times 0 [ 79.358603][ T7355] CPU: 1 UID: 0 PID: 7355 Comm: syz.0.25 Tainted: G W syzkaller #0 PREEMPT [ 79.358614][ T7355] Tainted: [W]=WARN [ 79.358618][ T7355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.358623][ T7355] Call trace: [ 79.358626][ T7355] show_stack+0x2c/0x3c (C) [ 79.358640][ T7355] __dump_stack+0x30/0x40 [ 79.358647][ T7355] dump_stack_lvl+0xd8/0x12c [ 79.358652][ T7355] dump_stack+0x1c/0x28 [ 79.358657][ T7355] should_fail_ex+0x41c/0x594 [ 79.358664][ T7355] should_failslab+0xc0/0x128 [ 79.358672][ T7355] __kmalloc_noprof+0xf4/0x728 [ 79.358677][ T7355] btrfs_create_chunk+0x6b8/0x2674 [ 79.358684][ T7355] btrfs_chunk_alloc+0x818/0x14f0 [ 79.358690][ T7355] find_free_extent+0x2f8c/0x4fc0 [ 79.358696][ T7355] btrfs_reserve_extent+0x22c/0x624 [ 79.358701][ T7355] btrfs_get_blocks_direct_write+0x550/0xa14 [ 79.358708][ T7355] btrfs_dio_iomap_begin+0x86c/0xd24 [ 79.358714][ T7355] iomap_iter+0x494/0xe10 [ 79.358719][ T7355] __iomap_dio_rw+0xa00/0x1c60 [ 79.358725][ T7355] btrfs_direct_write+0x6c8/0x980 [ 79.358731][ T7355] btrfs_do_write_iter+0x1f0/0x5dc [ 79.358738][ T7355] btrfs_file_write_iter+0x2c/0x3c [ 79.358744][ T7355] do_iter_readv_writev+0x4bc/0x720 [ 79.358750][ T7355] vfs_writev+0x29c/0x7cc [ 79.358755][ T7355] __arm64_sys_pwritev2+0x1bc/0x2cc [ 79.358760][ T7355] invoke_syscall+0x98/0x254 [ 79.358766][ T7355] el0_svc_common+0x130/0x23c [ 79.358770][ T7355] do_el0_svc+0x48/0x58 [ 79.358775][ T7355] el0_svc+0x5c/0x254 [ 79.358781][ T7355] el0t_64_sync_handler+0x84/0x12c [ 79.358787][ T7355] el0t_64_sync+0x198/0x19c [ 79.358798][ T7355] BTRFS error (device loop0 state A): Transaction aborted (error -12) [ 79.358806][ T7355] BTRFS: error (device loop0 state A) in find_free_extent_update_loop:4220: errno=-12 Out of memory [ 79.491934][ T7374] loop0: detected capacity change from 0 to 32768 [ 79.492309][ T7374] btrfs: Deprecated parameter 'usebackuproot' [ 79.492322][ T7374] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 79.493139][ T7374] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.26 (7374) [ 79.516345][ T7374] BTRFS error (device loop0): failed to load root extent [ 79.517628][ T7374] BTRFS warning (device loop0): try to load backup roots slot 1 [ 79.519618][ T7374] BTRFS warning (device loop0): couldn't read tree root [ 79.520926][ T7374] BTRFS warning (device loop0): try to load backup roots slot 2 [ 79.522451][ T260] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 79.524891][ T7374] BTRFS warning (device loop0): couldn't read tree root [ 79.526288][ T7374] BTRFS warning (device loop0): try to load backup roots slot 3 [ 79.545381][ T7374] FAULT_INJECTION: forcing a failure. [ 79.545381][ T7374] name failslab, interval 1, probability 0, space 0, times 0 [ 79.545418][ T7374] CPU: 1 UID: 0 PID: 7374 Comm: syz.0.26 Tainted: G W syzkaller #0 PREEMPT [ 79.545432][ T7374] Tainted: [W]=WARN [ 79.545435][ T7374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.545441][ T7374] Call trace: [ 79.545445][ T7374] show_stack+0x2c/0x3c (C) [ 79.545458][ T7374] __dump_stack+0x30/0x40 [ 79.545464][ T7374] dump_stack_lvl+0xd8/0x12c [ 79.545469][ T7374] dump_stack+0x1c/0x28 [ 79.545474][ T7374] should_fail_ex+0x41c/0x594 [ 79.545480][ T7374] should_failslab+0xc0/0x128 [ 79.545488][ T7374] kmem_cache_alloc_noprof+0x80/0x648 [ 79.545493][ T7374] btrfs_alloc_extent_map+0x28/0xec [ 79.545499][ T7374] btrfs_create_io_em+0x3b4/0x5f4 [ 79.545504][ T7374] btrfs_create_dio_extent+0x64/0x188 [ 79.545511][ T7374] btrfs_get_blocks_direct_write+0x658/0xa14 [ 79.545517][ T7374] btrfs_dio_iomap_begin+0x86c/0xd24 [ 79.545523][ T7374] iomap_iter+0x494/0xe10 [ 79.545529][ T7374] __iomap_dio_rw+0xa00/0x1c60 [ 79.545534][ T7374] btrfs_direct_write+0x6c8/0x980 [ 79.545540][ T7374] btrfs_do_write_iter+0x1f0/0x5dc [ 79.545546][ T7374] btrfs_file_write_iter+0x2c/0x3c [ 79.545552][ T7374] do_iter_readv_writev+0x4bc/0x720 [ 79.545558][ T7374] vfs_writev+0x29c/0x7cc [ 79.545563][ T7374] __arm64_sys_pwritev2+0x1bc/0x2cc [ 79.545568][ T7374] invoke_syscall+0x98/0x254 [ 79.545574][ T7374] el0_svc_common+0x130/0x23c [ 79.545578][ T7374] do_el0_svc+0x48/0x58 [ 79.545583][ T7374] el0_svc+0x5c/0x254 [ 79.545590][ T7374] el0t_64_sync_handler+0x84/0x12c [ 79.545595][ T7374] el0t_64_sync+0x198/0x19c [ 79.545748][ T7374] ------------[ cut here ]------------ [ 79.545753][ T7374] WARNING: CPU: 1 PID: 7374 at fs/btrfs/space-info.h:265 btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 79.572449][ T7374] Modules linked in: [ 79.572997][ T7374] CPU: 1 UID: 0 PID: 7374 Comm: syz.0.26 Tainted: G W syzkaller #0 PREEMPT [ 79.574524][ T7374] Tainted: [W]=WARN [ 79.575087][ T7374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.576492][ T7374] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.577571][ T7374] pc : btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 79.578620][ T7374] lr : btrfs_free_reserved_data_space_noquota+0x3f8/0x6d0 [ 79.579811][ T7374] sp : ffff80009d377140 [ 79.580427][ T7374] x29: ffff80009d377160 x28: 1fffe0001bd04b00 x27: dfff800000000000 [ 79.581518][ T7374] x26: ffff80008f57e768 x25: 0000000000000005 x24: 0000000000800000 [ 79.582757][ T7374] x23: ffff0000de825880 x22: 1fffe0001bd04b10 x21: 00000000005d0000 [ 79.583947][ T7374] x20: ffff0000de825800 x19: 0000000000000000 x18: 00000000ffffffff [ 79.585156][ T7374] x17: ffff800093303000 x16: ffff800082deb6c0 x15: ffff700013a6ee10 [ 79.586408][ T7374] x14: 1ffff00013a6ee10 x13: 0000000000000004 x12: ffffffffffffffff [ 79.587589][ T7374] x11: ffff700013a6ee10 x10: 0000000000ff0100 x9 : 0000000000000000 [ 79.588884][ T7374] x8 : ffff0000cdca8000 x7 : ffff80008259886c x6 : 0000000000000000 [ 79.590109][ T7374] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000800000 [ 79.591363][ T7374] x2 : 0000000000000005 x1 : 0000000000800000 x0 : 00000000005d0000 [ 79.592569][ T7374] Call trace: [ 79.593049][ T7374] btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 (P) [ 79.594139][ T7374] btrfs_free_reserved_data_space+0xb4/0xf8 [ 79.595093][ T7374] btrfs_dio_iomap_begin+0x714/0xd24 [ 79.595949][ T7374] iomap_iter+0x494/0xe10 [ 79.596621][ T7374] __iomap_dio_rw+0xa00/0x1c60 [ 79.597410][ T7374] btrfs_direct_write+0x6c8/0x980 [ 79.598150][ T7374] btrfs_do_write_iter+0x1f0/0x5dc [ 79.598956][ T7374] btrfs_file_write_iter+0x2c/0x3c [ 79.599719][ T7374] do_iter_readv_writev+0x4bc/0x720 [ 79.600433][ T7374] vfs_writev+0x29c/0x7cc [ 79.601074][ T7374] __arm64_sys_pwritev2+0x1bc/0x2cc [ 79.601874][ T7374] invoke_syscall+0x98/0x254 [ 79.602580][ T7374] el0_svc_common+0x130/0x23c [ 79.603267][ T7374] do_el0_svc+0x48/0x58 [ 79.603841][ T7374] el0_svc+0x5c/0x254 [ 79.604436][ T7374] el0t_64_sync_handler+0x84/0x12c [ 79.605186][ T7374] el0t_64_sync+0x198/0x19c [ 79.605873][ T7374] irq event stamp: 46486 [ 79.606481][ T7374] hardirqs last enabled at (46485): [] kasan_quarantine_put+0x1a0/0x1c8 [ 79.607944][ T7374] hardirqs last disabled at (46486): [] el1_brk64+0x20/0x54 [ 79.609206][ T7374] softirqs last enabled at (46330): [] local_bh_enable+0x10/0x34 [ 79.610600][ T7374] softirqs last disabled at (46328): [] local_bh_disable+0x10/0x34 [ 79.611977][ T7374] ---[ end trace 0000000000000000 ]--- [ 79.613266][ T39] ------------[ cut here ]------------ [ 79.613278][ T39] WARNING: CPU: 0 PID: 39 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 79.615757][ T39] Modules linked in: [ 79.616407][ T39] CPU: 0 UID: 0 PID: 39 Comm: kworker/u8:2 Tainted: G W syzkaller #0 PREEMPT [ 79.617894][ T39] Tainted: [W]=WARN [ 79.618413][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.619851][ T39] Workqueue: events_unbound btrfs_async_reclaim_data_space [ 79.620774][ T39] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.621802][ T39] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 79.622578][ T39] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 79.623347][ T39] sp : ffff800099096a60 [ 79.623884][ T39] x29: ffff800099096aa0 x28: 0000000000001000 x27: 0000000000000001 [ 79.624926][ T39] x26: ffff0000de825880 x25: fffffffffffff000 x24: 0000000000000000 [ 79.626011][ T39] x23: 1fffe0001bd04b10 x22: 0000000000001000 x21: dfff800000000000 [ 79.627160][ T39] x20: ffff0000de825800 x19: ffff0000de825000 x18: 1fffe000337db690 [ 79.628461][ T39] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013212d34 [ 79.629719][ T39] x14: 1ffff00013212d34 x13: 0000000000000004 x12: ffffffffffffffff [ 79.631002][ T39] x11: ffff700013212d34 x10: 0000000000ff0100 x9 : 0000000000000000 [ 79.632289][ T39] x8 : ffff0000c25d8000 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 79.633511][ T39] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 79.634720][ T39] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 79.636071][ T39] Call trace: [ 79.636578][ T39] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 79.637527][ T39] find_free_extent+0x37fc/0x4fc0 [ 79.638311][ T39] btrfs_reserve_extent+0x22c/0x624 [ 79.639135][ T39] btrfs_alloc_tree_block+0x168/0xe38 [ 79.639988][ T39] btrfs_force_cow_block+0x404/0x2058 [ 79.640826][ T39] btrfs_cow_block+0x328/0x940 [ 79.641541][ T39] btrfs_search_slot+0x96c/0x223c [ 79.642334][ T39] btrfs_insert_item+0x100/0x290 [ 79.643072][ T39] btrfs_create_pending_block_groups+0x344/0x1514 [ 79.644065][ T39] __btrfs_end_transaction+0x134/0x5f4 [ 79.644900][ T39] btrfs_end_transaction+0x24/0x34 [ 79.645627][ T39] flush_space+0x2fc/0xb68 [ 79.646274][ T39] do_async_reclaim_data_space+0xf8/0x4b8 [ 79.647064][ T39] btrfs_async_reclaim_data_space+0x44/0x88 [ 79.647945][ T39] process_one_work+0x7e8/0x155c [ 79.648724][ T39] worker_thread+0x958/0xed8 [ 79.649384][ T39] kthread+0x5fc/0x75c [ 79.649995][ T39] ret_from_fork+0x10/0x20 [ 79.650633][ T39] irq event stamp: 1214492 [ 79.651271][ T39] hardirqs last enabled at (1214491): [] irqentry_exit+0xd8/0x108 [ 79.652753][ T39] hardirqs last disabled at (1214492): [] el1_brk64+0x20/0x54 [ 79.654327][ T39] softirqs last enabled at (1214490): [] handle_softirqs+0xaf8/0xc88 [ 79.655831][ T39] softirqs last disabled at (1214461): [] __do_softirq+0x14/0x20 [ 79.657310][ T39] ---[ end trace 0000000000000000 ]--- [ 79.660121][ T39] ------------[ cut here ]------------ [ 79.660132][ T39] WARNING: CPU: 1 PID: 39 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 79.662479][ T39] Modules linked in: [ 79.663083][ T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u8:2 Tainted: G W syzkaller #0 PREEMPT [ 79.664511][ T39] Tainted: [W]=WARN [ 79.665062][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.666412][ T39] Workqueue: events_unbound btrfs_async_reclaim_data_space [ 79.667444][ T39] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.668671][ T39] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 79.669647][ T39] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 79.670539][ T39] sp : ffff800099096b00 [ 79.671197][ T39] x29: ffff800099096b40 x28: 0000000000001000 x27: 0000000000000002 [ 79.672433][ T39] x26: ffff0000de825880 x25: fffffffffffff000 x24: 0000000000000000 [ 79.673624][ T39] x23: 1fffe0001bd04b10 x22: 0000000000001000 x21: dfff800000000000 [ 79.674828][ T39] x20: ffff0000de825800 x19: ffff0000de825000 x18: 1fffe000337dfe90 [ 79.676040][ T39] x17: ffff0001fea8c870 x16: ffff800082deb6c0 x15: ffff700013212d48 [ 79.677120][ T39] x14: 1ffff00013212d48 x13: 0000000000000004 x12: ffffffffffffffff [ 79.678241][ T39] x11: ffff700013212d48 x10: 0000000000ff0100 x9 : 0000000000000000 [ 79.679407][ T39] x8 : ffff0000c25d8000 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 79.680656][ T39] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 79.681917][ T39] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 79.683289][ T39] Call trace: [ 79.683803][ T39] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 79.684710][ T39] find_free_extent+0x37fc/0x4fc0 [ 79.685526][ T39] btrfs_reserve_extent+0x22c/0x624 [ 79.686339][ T39] btrfs_alloc_tree_block+0x168/0xe38 [ 79.687166][ T39] btrfs_force_cow_block+0x404/0x2058 [ 79.687969][ T39] btrfs_cow_block+0x328/0x940 [ 79.688651][ T39] btrfs_search_slot+0x96c/0x223c [ 79.689433][ T39] btrfs_insert_empty_items+0xa4/0x17c [ 79.690345][ T39] btrfs_create_pending_block_groups+0x66c/0x1514 [ 79.691345][ T39] __btrfs_end_transaction+0x134/0x5f4 [ 79.692161][ T39] btrfs_end_transaction+0x24/0x34 [ 79.692910][ T39] flush_space+0x2fc/0xb68 [ 79.693573][ T39] do_async_reclaim_data_space+0xf8/0x4b8 [ 79.694385][ T39] btrfs_async_reclaim_data_space+0x44/0x88 [ 79.695241][ T39] process_one_work+0x7e8/0x155c [ 79.696040][ T39] worker_thread+0x958/0xed8 [ 79.696698][ T39] kthread+0x5fc/0x75c [ 79.697233][ T39] ret_from_fork+0x10/0x20 [ 79.697851][ T39] irq event stamp: 1214530 [ 79.698496][ T39] hardirqs last enabled at (1214529): [] btrfs_get_alloc_profile+0x110/0xab0 [ 79.700035][ T39] hardirqs last disabled at (1214530): [] el1_brk64+0x20/0x54 [ 79.701376][ T39] softirqs last enabled at (1214504): [] handle_softirqs+0xaf8/0xc88 [ 79.702659][ T39] softirqs last disabled at (1214495): [] __do_softirq+0x14/0x20 [ 79.704060][ T39] ---[ end trace 0000000000000000 ]--- [ 79.706386][ T39] ------------[ cut here ]------------ [ 79.706397][ T39] WARNING: CPU: 0 PID: 39 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 79.708742][ T39] Modules linked in: [ 79.709318][ T39] CPU: 0 UID: 0 PID: 39 Comm: kworker/u8:2 Tainted: G W syzkaller #0 PREEMPT [ 79.710837][ T39] Tainted: [W]=WARN [ 79.711368][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.712921][ T39] Workqueue: events_unbound btrfs_async_reclaim_data_space [ 79.714094][ T39] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.715288][ T39] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 79.716164][ T39] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 79.717033][ T39] sp : ffff8000990968c0 [ 79.717732][ T39] x29: ffff800099096900 x28: 0000000000001000 x27: 0000000000000001 [ 79.719002][ T39] x26: ffff0000de825880 x25: fffffffffffff000 x24: 0000000000000000 [ 79.720223][ T39] x23: 1fffe0001bd04b10 x22: 0000000000001000 x21: dfff800000000000 [ 79.721399][ T39] x20: ffff0000de825800 x19: ffff0000de825000 x18: 00000000ffffffff [ 79.722596][ T39] x17: ffff800093303000 x16: ffff800082deb6c0 x15: ffff700013212d00 [ 79.723819][ T39] x14: 1ffff00013212d00 x13: 0000000000000004 x12: ffffffffffffffff [ 79.725069][ T39] x11: ffff700013212d00 x10: 0000000000ff0100 x9 : 0000000000000000 [ 79.726275][ T39] x8 : ffff0000c25d8000 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 79.727441][ T39] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 79.728626][ T39] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 79.729813][ T39] Call trace: [ 79.730314][ T39] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 79.731184][ T39] find_free_extent+0x37fc/0x4fc0 [ 79.731944][ T39] btrfs_reserve_extent+0x22c/0x624 [ 79.732747][ T39] btrfs_alloc_tree_block+0x168/0xe38 [ 79.733540][ T39] btrfs_force_cow_block+0x404/0x2058 [ 79.734293][ T39] btrfs_cow_block+0x328/0x940 [ 79.734980][ T39] btrfs_search_slot+0x96c/0x223c [ 79.735684][ T39] btrfs_insert_empty_items+0xa4/0x17c [ 79.736487][ T39] add_new_free_space_info+0x214/0x364 [ 79.737341][ T39] __add_block_group_free_space+0x104/0x878 [ 79.738310][ T39] btrfs_add_block_group_free_space+0xdc/0x128 [ 79.739302][ T39] btrfs_create_pending_block_groups+0x8e4/0x1514 [ 79.740275][ T39] __btrfs_end_transaction+0x134/0x5f4 [ 79.741095][ T39] btrfs_end_transaction+0x24/0x34 [ 79.741846][ T39] flush_space+0x2fc/0xb68 [ 79.742488][ T39] do_async_reclaim_data_space+0xf8/0x4b8 [ 79.743290][ T39] btrfs_async_reclaim_data_space+0x44/0x88 [ 79.744235][ T39] process_one_work+0x7e8/0x155c [ 79.745059][ T39] worker_thread+0x958/0xed8 [ 79.745805][ T39] kthread+0x5fc/0x75c [ 79.746393][ T39] ret_from_fork+0x10/0x20 [ 79.747099][ T39] irq event stamp: 1214752 [ 79.747757][ T39] hardirqs last enabled at (1214751): [] btrfs_get_alloc_profile+0x110/0xab0 [ 79.749275][ T39] hardirqs last disabled at (1214752): [] el1_brk64+0x20/0x54 [ 79.750668][ T39] softirqs last enabled at (1214716): [] handle_softirqs+0xaf8/0xc88 [ 79.752113][ T39] softirqs last disabled at (1214533): [] __do_softirq+0x14/0x20 [ 79.753504][ T39] ---[ end trace 0000000000000000 ]--- [ 79.760858][ T7123] ------------[ cut here ]------------ [ 79.760869][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 79.763435][ T7123] Modules linked in: [ 79.764043][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.765630][ T7123] Tainted: [W]=WARN [ 79.766190][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.767745][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.768977][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 79.769851][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 79.770784][ T7123] sp : ffff80009d666620 [ 79.771407][ T7123] x29: ffff80009d666660 x28: 0000000000001000 x27: 0000000000000001 [ 79.772648][ T7123] x26: ffff0000de825880 x25: fffffffffffff000 x24: 0000000000000000 [ 79.773828][ T7123] x23: 1fffe0001bd04b10 x22: 0000000000001000 x21: dfff800000000000 [ 79.775057][ T7123] x20: ffff0000de825800 x19: ffff0000de825000 x18: 1fffe000337db690 [ 79.776207][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acccac [ 79.777401][ T7123] x14: 1ffff00013acccac x13: 0000000000000004 x12: ffffffffffffffff [ 79.778612][ T7123] x11: ffff700013acccac x10: 0000000000ff0100 x9 : 0000000000000000 [ 79.779818][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 79.781111][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 79.782458][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 79.783716][ T7123] Call trace: [ 79.784213][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 79.785083][ T7123] find_free_extent+0x37fc/0x4fc0 [ 79.785786][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 79.786468][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 79.787290][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 79.788038][ T7123] btrfs_cow_block+0x328/0x940 [ 79.788736][ T7123] btrfs_search_slot+0x96c/0x223c [ 79.789424][ T7123] lookup_inline_extent_backref+0x2c4/0x143c [ 79.790277][ T7123] __btrfs_free_extent+0x374/0x39b8 [ 79.791094][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 79.791896][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 79.792656][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 79.793436][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 79.794117][ T7123] sync_filesystem+0x1a0/0x218 [ 79.794810][ T7123] generic_shutdown_super+0x70/0x2b8 [ 79.795589][ T7123] kill_anon_super+0x4c/0x7c [ 79.796308][ T7123] btrfs_kill_super+0x40/0x58 [ 79.796994][ T7123] deactivate_locked_super+0xc4/0x12c [ 79.797860][ T7123] deactivate_super+0xe0/0x100 [ 79.798619][ T7123] cleanup_mnt+0x31c/0x3ac [ 79.799342][ T7123] __cleanup_mnt+0x20/0x30 [ 79.800037][ T7123] task_work_run+0x1dc/0x260 [ 79.800799][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 79.801658][ T7123] el0_svc+0x170/0x254 [ 79.802265][ T7123] el0t_64_sync_handler+0x84/0x12c [ 79.803041][ T7123] el0t_64_sync+0x198/0x19c [ 79.803713][ T7123] irq event stamp: 331476 [ 79.804359][ T7123] hardirqs last enabled at (331475): [] btrfs_get_alloc_profile+0x110/0xab0 [ 79.805885][ T7123] hardirqs last disabled at (331476): [] el1_brk64+0x20/0x54 [ 79.807178][ T7123] softirqs last enabled at (331120): [] local_bh_enable+0x10/0x34 [ 79.808573][ T7123] softirqs last disabled at (331118): [] local_bh_disable+0x10/0x34 [ 79.809924][ T7123] ---[ end trace 0000000000000000 ]--- [ 79.814060][ T7123] ------------[ cut here ]------------ [ 79.814071][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 79.816570][ T7123] Modules linked in: [ 79.817206][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.818870][ T7123] Tainted: [W]=WARN [ 79.819458][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.820977][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.822085][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 79.822978][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 79.823795][ T7123] sp : ffff80009d6665a0 [ 79.824408][ T7123] x29: ffff80009d6665e0 x28: 0000000000001000 x27: 0000000000000001 [ 79.825614][ T7123] x26: ffff0000de825880 x25: fffffffffffff000 x24: 0000000000000000 [ 79.826785][ T7123] x23: 1fffe0001bd04b10 x22: 0000000000001000 x21: dfff800000000000 [ 79.828005][ T7123] x20: ffff0000de825800 x19: ffff0000de825000 x18: 1fffe000337db690 [ 79.829200][ T7123] x17: ffff0001fea8c870 x16: ffff800082deb6c0 x15: ffff700013accc9c [ 79.830416][ T7123] x14: 1ffff00013accc9c x13: 0000000000000004 x12: ffffffffffffffff [ 79.831655][ T7123] x11: ffff700013accc9c x10: 0000000000ff0100 x9 : 0000000000000000 [ 79.832903][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 79.834131][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 79.835393][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 79.836563][ T7123] Call trace: [ 79.837050][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 79.837909][ T7123] find_free_extent+0x37fc/0x4fc0 [ 79.838664][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 79.839412][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 79.840172][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 79.840997][ T7123] btrfs_cow_block+0x328/0x940 [ 79.841661][ T7123] btrfs_search_slot+0x96c/0x223c [ 79.842374][ T7123] add_free_space_extent+0x22c/0xa18 [ 79.843053][ T7123] __btrfs_add_to_free_space_tree+0x190/0x234 [ 79.843982][ T7123] btrfs_add_to_free_space_tree+0x118/0x55c [ 79.844881][ T7123] __btrfs_free_extent+0xffc/0x39b8 [ 79.845702][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 79.846504][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 79.847302][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 79.848099][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 79.848763][ T7123] sync_filesystem+0x1a0/0x218 [ 79.849487][ T7123] generic_shutdown_super+0x70/0x2b8 [ 79.850303][ T7123] kill_anon_super+0x4c/0x7c [ 79.851015][ T7123] btrfs_kill_super+0x40/0x58 [ 79.851706][ T7123] deactivate_locked_super+0xc4/0x12c [ 79.852543][ T7123] deactivate_super+0xe0/0x100 [ 79.853264][ T7123] cleanup_mnt+0x31c/0x3ac [ 79.853942][ T7123] __cleanup_mnt+0x20/0x30 [ 79.854619][ T7123] task_work_run+0x1dc/0x260 [ 79.855340][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 79.856167][ T7123] el0_svc+0x170/0x254 [ 79.856791][ T7123] el0t_64_sync_handler+0x84/0x12c [ 79.857575][ T7123] el0t_64_sync+0x198/0x19c [ 79.858206][ T7123] irq event stamp: 331676 [ 79.858849][ T7123] hardirqs last enabled at (331675): [] btrfs_get_alloc_profile+0x110/0xab0 [ 79.860424][ T7123] hardirqs last disabled at (331676): [] el1_brk64+0x20/0x54 [ 79.861685][ T7123] softirqs last enabled at (331638): [] handle_softirqs+0xaf8/0xc88 [ 79.863085][ T7123] softirqs last disabled at (331629): [] __do_softirq+0x14/0x20 [ 79.864477][ T7123] ---[ end trace 0000000000000000 ]--- [ 79.868974][ T7123] ------------[ cut here ]------------ [ 79.868983][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 79.871655][ T7123] Modules linked in: [ 79.872263][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.873858][ T7123] Tainted: [W]=WARN [ 79.874490][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.876020][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.877190][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 79.878238][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 79.879295][ T7123] sp : ffff80009d667350 [ 79.879876][ T7123] x29: ffff80009d667370 x28: 1fffe0001bd04b10 x27: dfff800000000000 [ 79.881153][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 79.882458][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000004000 [ 79.883818][ T7123] x20: ffff0000de825880 x19: 0000000000000000 x18: 1fffe000337db690 [ 79.885189][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 79.886548][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 79.887877][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 79.889175][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 79.890537][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 79.891797][ T7123] x2 : 0000000000000001 x1 : 0000000000004000 x0 : 0000000000000000 [ 79.893033][ T7123] Call trace: [ 79.893545][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 79.894633][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 79.895530][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 79.896458][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 79.897414][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 79.898224][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 79.899119][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 79.899834][ T7123] sync_filesystem+0x1a0/0x218 [ 79.900577][ T7123] generic_shutdown_super+0x70/0x2b8 [ 79.901421][ T7123] kill_anon_super+0x4c/0x7c [ 79.902108][ T7123] btrfs_kill_super+0x40/0x58 [ 79.902807][ T7123] deactivate_locked_super+0xc4/0x12c [ 79.903597][ T7123] deactivate_super+0xe0/0x100 [ 79.904327][ T7123] cleanup_mnt+0x31c/0x3ac [ 79.904947][ T7123] __cleanup_mnt+0x20/0x30 [ 79.905572][ T7123] task_work_run+0x1dc/0x260 [ 79.906205][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 79.906987][ T7123] el0_svc+0x170/0x254 [ 79.907605][ T7123] el0t_64_sync_handler+0x84/0x12c [ 79.908344][ T7123] el0t_64_sync+0x198/0x19c [ 79.908978][ T7123] irq event stamp: 331890 [ 79.909635][ T7123] hardirqs last enabled at (331889): [] kasan_quarantine_put+0x1a0/0x1c8 [ 79.911214][ T7123] hardirqs last disabled at (331890): [] el1_brk64+0x20/0x54 [ 79.912458][ T7123] softirqs last enabled at (331718): [] handle_softirqs+0xaf8/0xc88 [ 79.913820][ T7123] softirqs last disabled at (331679): [] __do_softirq+0x14/0x20 [ 79.915201][ T7123] ---[ end trace 0000000000000000 ]--- [ 79.916531][ T7123] ------------[ cut here ]------------ [ 79.916538][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 79.919216][ T7123] Modules linked in: [ 79.919814][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.921430][ T7123] Tainted: [W]=WARN [ 79.921975][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.923552][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.924750][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 79.925810][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 79.926862][ T7123] sp : ffff80009d667350 [ 79.927469][ T7123] x29: ffff80009d667370 x28: 1fffe0001bd04b10 x27: dfff800000000000 [ 79.928663][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 79.929874][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000020000 [ 79.931071][ T7123] x20: ffff0000de825880 x19: 0000000000000000 x18: 1fffe000337db690 [ 79.932290][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 79.933440][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 79.934787][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 79.935995][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 79.937272][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 79.938521][ T7123] x2 : 0000000000000001 x1 : 0000000000020000 x0 : 0000000000000000 [ 79.939823][ T7123] Call trace: [ 79.940281][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 79.941384][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 79.942249][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 79.943142][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 79.943973][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 79.944771][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 79.945621][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 79.946348][ T7123] sync_filesystem+0x1a0/0x218 [ 79.947135][ T7123] generic_shutdown_super+0x70/0x2b8 [ 79.947933][ T7123] kill_anon_super+0x4c/0x7c [ 79.948643][ T7123] btrfs_kill_super+0x40/0x58 [ 79.949365][ T7123] deactivate_locked_super+0xc4/0x12c [ 79.950133][ T7123] deactivate_super+0xe0/0x100 [ 79.950852][ T7123] cleanup_mnt+0x31c/0x3ac [ 79.951582][ T7123] __cleanup_mnt+0x20/0x30 [ 79.952277][ T7123] task_work_run+0x1dc/0x260 [ 79.952962][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 79.953724][ T7123] el0_svc+0x170/0x254 [ 79.954359][ T7123] el0t_64_sync_handler+0x84/0x12c [ 79.955137][ T7123] el0t_64_sync+0x198/0x19c [ 79.955847][ T7123] irq event stamp: 331960 [ 79.956490][ T7123] hardirqs last enabled at (331959): [] kasan_quarantine_put+0x1a0/0x1c8 [ 79.957954][ T7123] hardirqs last disabled at (331960): [] el1_brk64+0x20/0x54 [ 79.959240][ T7123] softirqs last enabled at (331940): [] handle_softirqs+0xaf8/0xc88 [ 79.960630][ T7123] softirqs last disabled at (331893): [] __do_softirq+0x14/0x20 [ 79.961912][ T7123] ---[ end trace 0000000000000000 ]--- [ 79.963687][ T7123] ------------[ cut here ]------------ [ 79.963694][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 79.966224][ T7123] Modules linked in: [ 79.966821][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 79.968351][ T7123] Tainted: [W]=WARN [ 79.968944][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.970354][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 79.971598][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 79.972661][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 79.973771][ T7123] sp : ffff80009d667350 [ 79.974402][ T7123] x29: ffff80009d667370 x28: 1fffe0001bd04b10 x27: dfff800000000000 [ 79.975568][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 79.976823][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000018000 [ 79.978056][ T7123] x20: ffff0000de825880 x19: 0000000000000000 x18: 1fffe000337db690 [ 79.979326][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 79.980551][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 79.981848][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 79.983158][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 79.984458][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 79.985813][ T7123] x2 : 0000000000000001 x1 : 0000000000018000 x0 : 0000000000000000 [ 79.987067][ T7123] Call trace: [ 79.987610][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 79.988737][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 79.989571][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 79.990517][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 79.991396][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 79.992165][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 79.993019][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 79.993702][ T7123] sync_filesystem+0x1a0/0x218 [ 79.994370][ T7123] generic_shutdown_super+0x70/0x2b8 [ 79.995188][ T7123] kill_anon_super+0x4c/0x7c [ 79.995854][ T7123] btrfs_kill_super+0x40/0x58 [ 79.996600][ T7123] deactivate_locked_super+0xc4/0x12c [ 79.997417][ T7123] deactivate_super+0xe0/0x100 [ 79.998164][ T7123] cleanup_mnt+0x31c/0x3ac [ 79.998839][ T7123] __cleanup_mnt+0x20/0x30 [ 79.999517][ T7123] task_work_run+0x1dc/0x260 [ 80.000179][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 80.000942][ T7123] el0_svc+0x170/0x254 [ 80.001551][ T7123] el0t_64_sync_handler+0x84/0x12c [ 80.002347][ T7123] el0t_64_sync+0x198/0x19c [ 80.003018][ T7123] irq event stamp: 332078 [ 80.003647][ T7123] hardirqs last enabled at (332077): [] kasan_quarantine_put+0x1a0/0x1c8 [ 80.005102][ T7123] hardirqs last disabled at (332078): [] el1_brk64+0x20/0x54 [ 80.006421][ T7123] softirqs last enabled at (332052): [] handle_softirqs+0xaf8/0xc88 [ 80.007761][ T7123] softirqs last disabled at (331963): [] __do_softirq+0x14/0x20 [ 80.009326][ T7123] ---[ end trace 0000000000000000 ]--- [ 80.010990][ T7123] ------------[ cut here ]------------ [ 80.011000][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.013470][ T7123] Modules linked in: [ 80.014116][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.015705][ T7123] Tainted: [W]=WARN [ 80.016269][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.017894][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.019106][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.020317][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 80.021450][ T7123] sp : ffff80009d667610 [ 80.022120][ T7123] x29: ffff80009d667630 x28: 1fffe0001bd04b10 x27: dfff800000000000 [ 80.023426][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 80.024660][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 80.025945][ T7123] x20: ffff0000de825880 x19: 0000000000000000 x18: 1fffe000337db690 [ 80.027266][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 80.028487][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 80.029733][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.030933][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 80.032213][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 80.033587][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 80.034938][ T7123] Call trace: [ 80.035494][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 80.036659][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 80.037573][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 80.038639][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 80.039616][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 80.040610][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 80.041310][ T7123] sync_filesystem+0x1a0/0x218 [ 80.042110][ T7123] generic_shutdown_super+0x70/0x2b8 [ 80.042941][ T7123] kill_anon_super+0x4c/0x7c [ 80.043638][ T7123] btrfs_kill_super+0x40/0x58 [ 80.044365][ T7123] deactivate_locked_super+0xc4/0x12c [ 80.045199][ T7123] deactivate_super+0xe0/0x100 [ 80.045898][ T7123] cleanup_mnt+0x31c/0x3ac [ 80.046571][ T7123] __cleanup_mnt+0x20/0x30 [ 80.047303][ T7123] task_work_run+0x1dc/0x260 [ 80.048025][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 80.048845][ T7123] el0_svc+0x170/0x254 [ 80.049436][ T7123] el0t_64_sync_handler+0x84/0x12c [ 80.050177][ T7123] el0t_64_sync+0x198/0x19c [ 80.050873][ T7123] irq event stamp: 332170 [ 80.051513][ T7123] hardirqs last enabled at (332169): [] irqentry_exit+0xd8/0x108 [ 80.052850][ T7123] hardirqs last disabled at (332170): [] el1_brk64+0x20/0x54 [ 80.054283][ T7123] softirqs last enabled at (332140): [] handle_softirqs+0xaf8/0xc88 [ 80.055754][ T7123] softirqs last disabled at (332081): [] __do_softirq+0x14/0x20 [ 80.057205][ T7123] ---[ end trace 0000000000000000 ]--- [ 80.059014][ T7123] ------------[ cut here ]------------ [ 80.059024][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.061659][ T7123] Modules linked in: [ 80.062251][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.063911][ T7123] Tainted: [W]=WARN [ 80.064500][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.066000][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.067065][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.068173][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 80.069306][ T7123] sp : ffff80009d667610 [ 80.069973][ T7123] x29: ffff80009d667630 x28: 1fffe0001bd04b10 x27: dfff800000000000 [ 80.071281][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 80.072591][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 80.073896][ T7123] x20: ffff0000de825880 x19: 0000000000000000 x18: 1fffe000337db690 [ 80.075184][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 80.076405][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 80.077655][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.078853][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 80.079973][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 80.081114][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 80.082276][ T7123] Call trace: [ 80.082750][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 80.083771][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 80.084511][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 80.085475][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 80.086313][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 80.087083][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 80.087696][ T7123] sync_filesystem+0x1a0/0x218 [ 80.088369][ T7123] generic_shutdown_super+0x70/0x2b8 [ 80.089102][ T7123] kill_anon_super+0x4c/0x7c [ 80.089743][ T7123] btrfs_kill_super+0x40/0x58 [ 80.090419][ T7123] deactivate_locked_super+0xc4/0x12c [ 80.091255][ T7123] deactivate_super+0xe0/0x100 [ 80.091948][ T7123] cleanup_mnt+0x31c/0x3ac [ 80.092594][ T7123] __cleanup_mnt+0x20/0x30 [ 80.093245][ T7123] task_work_run+0x1dc/0x260 [ 80.093887][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 80.094626][ T7123] el0_svc+0x170/0x254 [ 80.095256][ T7123] el0t_64_sync_handler+0x84/0x12c [ 80.096027][ T7123] el0t_64_sync+0x198/0x19c [ 80.096703][ T7123] irq event stamp: 332288 [ 80.097316][ T7123] hardirqs last enabled at (332287): [] finish_lock_switch+0xb0/0x1c0 [ 80.098711][ T7123] hardirqs last disabled at (332288): [] el1_brk64+0x20/0x54 [ 80.100130][ T7123] softirqs last enabled at (332284): [] handle_softirqs+0xaf8/0xc88 [ 80.101517][ T7123] softirqs last disabled at (332173): [] __do_softirq+0x14/0x20 [ 80.102845][ T7123] ---[ end trace 0000000000000000 ]--- [ 80.104222][ T7123] ------------[ cut here ]------------ [ 80.104231][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.106739][ T7123] Modules linked in: [ 80.107290][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.108809][ T7123] Tainted: [W]=WARN [ 80.109370][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.110745][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.111842][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.112991][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 80.114040][ T7123] sp : ffff80009d667610 [ 80.114680][ T7123] x29: ffff80009d667630 x28: 1fffe0001bd04b10 x27: dfff800000000000 [ 80.115947][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 80.117103][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 80.118283][ T7123] x20: ffff0000de825880 x19: 0000000000000000 x18: 1fffe000337db690 [ 80.119495][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 80.120690][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 80.121940][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.123154][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 80.124448][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 80.125669][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 80.126932][ T7123] Call trace: [ 80.127404][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 80.128553][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 80.129495][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 80.130589][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 80.131626][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 80.132533][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 80.133280][ T7123] sync_filesystem+0x1a0/0x218 [ 80.134064][ T7123] generic_shutdown_super+0x70/0x2b8 [ 80.134993][ T7123] kill_anon_super+0x4c/0x7c [ 80.135713][ T7123] btrfs_kill_super+0x40/0x58 [ 80.136486][ T7123] deactivate_locked_super+0xc4/0x12c [ 80.137348][ T7123] deactivate_super+0xe0/0x100 [ 80.138063][ T7123] cleanup_mnt+0x31c/0x3ac [ 80.138975][ T7123] __cleanup_mnt+0x20/0x30 [ 80.139654][ T7123] task_work_run+0x1dc/0x260 [ 80.140375][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 80.141239][ T7123] el0_svc+0x170/0x254 [ 80.141846][ T7123] el0t_64_sync_handler+0x84/0x12c [ 80.142625][ T7123] el0t_64_sync+0x198/0x19c [ 80.143326][ T7123] irq event stamp: 332398 [ 80.143966][ T7123] hardirqs last enabled at (332397): [] finish_lock_switch+0xb0/0x1c0 [ 80.145529][ T7123] hardirqs last disabled at (332398): [] el1_brk64+0x20/0x54 [ 80.146969][ T7123] softirqs last enabled at (332394): [] handle_softirqs+0xaf8/0xc88 [ 80.148498][ T7123] softirqs last disabled at (332291): [] __do_softirq+0x14/0x20 [ 80.149836][ T7123] ---[ end trace 0000000000000000 ]--- [ 80.150996][ T7123] ------------[ cut here ]------------ [ 80.151002][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 80.153365][ T7123] Modules linked in: [ 80.153958][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.155483][ T7123] Tainted: [W]=WARN [ 80.156072][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.157748][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.159010][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 80.159878][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 80.160801][ T7123] sp : ffff80009d666a60 [ 80.161462][ T7123] x29: ffff80009d666aa0 x28: 0000000000001000 x27: 0000000000000001 [ 80.162705][ T7123] x26: ffff0000de825880 x25: fffffffffffff000 x24: 0000000000000000 [ 80.163911][ T7123] x23: 1fffe0001bd04b10 x22: 0000000000001000 x21: dfff800000000000 [ 80.165135][ T7123] x20: ffff0000de825800 x19: ffff0000de825000 x18: 1fffe000337db690 [ 80.166350][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accd34 [ 80.167598][ T7123] x14: 1ffff00013accd34 x13: 0000000000000004 x12: ffffffffffffffff [ 80.168903][ T7123] x11: ffff700013accd34 x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.170107][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 80.171325][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 80.172490][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 80.173767][ T7123] Call trace: [ 80.174247][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 80.175101][ T7123] find_free_extent+0x37fc/0x4fc0 [ 80.175855][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 80.176634][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 80.177492][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 80.178451][ T7123] btrfs_cow_block+0x328/0x940 [ 80.179328][ T7123] btrfs_search_slot+0x96c/0x223c [ 80.180148][ T7123] btrfs_insert_empty_items+0xa4/0x17c [ 80.181037][ T7123] __btrfs_commit_inode_delayed_items+0x880/0x1748 [ 80.182017][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 80.182879][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 80.183746][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 80.184627][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 80.185358][ T7123] sync_filesystem+0x1a0/0x218 [ 80.186156][ T7123] generic_shutdown_super+0x70/0x2b8 [ 80.187002][ T7123] kill_anon_super+0x4c/0x7c [ 80.187756][ T7123] btrfs_kill_super+0x40/0x58 [ 80.188506][ T7123] deactivate_locked_super+0xc4/0x12c [ 80.189350][ T7123] deactivate_super+0xe0/0x100 [ 80.190145][ T7123] cleanup_mnt+0x31c/0x3ac [ 80.190865][ T7123] __cleanup_mnt+0x20/0x30 [ 80.191599][ T7123] task_work_run+0x1dc/0x260 [ 80.192381][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 80.193256][ T7123] el0_svc+0x170/0x254 [ 80.193889][ T7123] el0t_64_sync_handler+0x84/0x12c [ 80.194654][ T7123] el0t_64_sync+0x198/0x19c [ 80.195395][ T7123] irq event stamp: 332488 [ 80.196092][ T7123] hardirqs last enabled at (332487): [] btrfs_get_alloc_profile+0x110/0xab0 [ 80.197713][ T7123] hardirqs last disabled at (332488): [] el1_brk64+0x20/0x54 [ 80.199077][ T7123] softirqs last enabled at (332472): [] handle_softirqs+0xaf8/0xc88 [ 80.200784][ T7123] softirqs last disabled at (332401): [] __do_softirq+0x14/0x20 [ 80.202368][ T7123] ---[ end trace 0000000000000000 ]--- [ 80.204846][ T7123] ------------[ cut here ]------------ [ 80.204855][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.207532][ T7123] Modules linked in: [ 80.208111][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.209601][ T7123] Tainted: [W]=WARN [ 80.210173][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.211683][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.212820][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.213825][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 80.214885][ T7123] sp : ffff80009d667410 [ 80.215469][ T7123] x29: ffff80009d667430 x28: 1fffe0001bd04b10 x27: dfff800000000000 [ 80.216643][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 80.217802][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 000000000000e000 [ 80.219083][ T7123] x20: ffff0000de825880 x19: 0000000000000000 x18: 1fffe000337db690 [ 80.220365][ T7123] x17: 00bea98bdb180000 x16: ffff800082deb6c0 x15: ffff700013acce78 [ 80.221578][ T7123] x14: 1ffff00013acce78 x13: 0000000000000004 x12: ffffffffffffffff [ 80.222788][ T7123] x11: ffff700013acce78 x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.223903][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 80.225124][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 80.226431][ T7123] x2 : 0000000000000001 x1 : 000000000000e000 x0 : 0000000000000000 [ 80.227750][ T7123] Call trace: [ 80.228275][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 80.229415][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 80.230306][ T7123] __btrfs_commit_inode_delayed_items+0xb00/0x1748 [ 80.231337][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 80.232198][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 80.233036][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 80.233917][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 80.234615][ T7123] sync_filesystem+0x1a0/0x218 [ 80.235335][ T7123] generic_shutdown_super+0x70/0x2b8 [ 80.236185][ T7123] kill_anon_super+0x4c/0x7c [ 80.236873][ T7123] btrfs_kill_super+0x40/0x58 [ 80.237659][ T7123] deactivate_locked_super+0xc4/0x12c [ 80.238464][ T7123] deactivate_super+0xe0/0x100 [ 80.239142][ T7123] cleanup_mnt+0x31c/0x3ac [ 80.239781][ T7123] __cleanup_mnt+0x20/0x30 [ 80.240434][ T7123] task_work_run+0x1dc/0x260 [ 80.241114][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 80.241847][ T7123] el0_svc+0x170/0x254 [ 80.242508][ T7123] el0t_64_sync_handler+0x84/0x12c [ 80.243277][ T7123] el0t_64_sync+0x198/0x19c [ 80.243890][ T7123] irq event stamp: 332672 [ 80.244500][ T7123] hardirqs last enabled at (332671): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 80.246018][ T7123] hardirqs last disabled at (332672): [] el1_brk64+0x20/0x54 [ 80.247387][ T7123] softirqs last enabled at (332646): [] handle_softirqs+0xaf8/0xc88 [ 80.248770][ T7123] softirqs last disabled at (332491): [] __do_softirq+0x14/0x20 [ 80.250087][ T7123] ---[ end trace 0000000000000000 ]--- [ 80.251145][ T7123] ------------[ cut here ]------------ [ 80.251151][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.253823][ T7123] Modules linked in: [ 80.254438][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.256100][ T7123] Tainted: [W]=WARN [ 80.256665][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.258206][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.259408][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.260456][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 80.261581][ T7123] sp : ffff80009d6672f0 [ 80.262214][ T7123] x29: ffff80009d667310 x28: 1fffe0001bd04b10 x27: dfff800000000000 [ 80.263358][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 80.264521][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 80.265743][ T7123] x20: ffff0000de825880 x19: 0000000000000000 x18: 1fffe000337db690 [ 80.266974][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acce54 [ 80.268143][ T7123] x14: 1ffff00013acce54 x13: 0000000000000004 x12: ffffffffffffffff [ 80.269359][ T7123] x11: ffff700013acce54 x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.270576][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 80.271757][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 80.272919][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 80.274069][ T7123] Call trace: [ 80.274496][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 80.275427][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 80.276169][ T7123] __btrfs_update_delayed_inode+0x590/0xed0 [ 80.276935][ T7123] __btrfs_commit_inode_delayed_items+0x15f8/0x1748 [ 80.277783][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 80.278515][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 80.279278][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 80.280014][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 80.280646][ T7123] sync_filesystem+0x1a0/0x218 [ 80.281336][ T7123] generic_shutdown_super+0x70/0x2b8 [ 80.282094][ T7123] kill_anon_super+0x4c/0x7c [ 80.282775][ T7123] btrfs_kill_super+0x40/0x58 [ 80.283475][ T7123] deactivate_locked_super+0xc4/0x12c [ 80.284215][ T7123] deactivate_super+0xe0/0x100 [ 80.284894][ T7123] cleanup_mnt+0x31c/0x3ac [ 80.285517][ T7123] __cleanup_mnt+0x20/0x30 [ 80.286114][ T7123] task_work_run+0x1dc/0x260 [ 80.286735][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 80.287472][ T7123] el0_svc+0x170/0x254 [ 80.288070][ T7123] el0t_64_sync_handler+0x84/0x12c [ 80.288810][ T7123] el0t_64_sync+0x198/0x19c [ 80.289420][ T7123] irq event stamp: 332706 [ 80.290006][ T7123] hardirqs last enabled at (332705): [] kasan_quarantine_put+0x1a0/0x1c8 [ 80.291396][ T7123] hardirqs last disabled at (332706): [] el1_brk64+0x20/0x54 [ 80.292598][ T7123] softirqs last enabled at (332698): [] handle_softirqs+0xaf8/0xc88 [ 80.294012][ T7123] softirqs last disabled at (332675): [] __do_softirq+0x14/0x20 [ 80.295318][ T7123] ---[ end trace 0000000000000000 ]--- [ 80.296817][ T7123] ------------[ cut here ]------------ [ 80.296826][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 80.299245][ T7123] Modules linked in: [ 80.299790][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.301314][ T7123] Tainted: [W]=WARN [ 80.301828][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.303244][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.304455][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 80.305307][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 80.306160][ T7123] sp : ffff80009d666bc0 [ 80.306779][ T7123] x29: ffff80009d666c00 x28: 0000000000001000 x27: 0000000000000001 [ 80.307970][ T7123] x26: ffff0000de825880 x25: fffffffffffff000 x24: 0000000000000000 [ 80.309101][ T7123] x23: 1fffe0001bd04b10 x22: 0000000000001000 x21: dfff800000000000 [ 80.310267][ T7123] x20: ffff0000de825800 x19: ffff0000de825000 x18: 00000000ffffffff [ 80.311462][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013accd60 [ 80.312589][ T7123] x14: 1ffff00013accd60 x13: 0000000000000004 x12: ffffffffffffffff [ 80.313593][ T7123] x11: ffff700013accd60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.314732][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 80.315844][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 80.316971][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 80.318157][ T7123] Call trace: [ 80.318674][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 80.319496][ T7123] find_free_extent+0x37fc/0x4fc0 [ 80.320272][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 80.321035][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 80.321764][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 80.322512][ T7123] btrfs_cow_block+0x328/0x940 [ 80.323248][ T7123] btrfs_search_slot+0x96c/0x223c [ 80.323981][ T7123] btrfs_update_root+0xe4/0xcd8 [ 80.324623][ T7123] commit_fs_roots+0x440/0x784 [ 80.325293][ T7123] btrfs_commit_transaction+0x108c/0x2ce4 [ 80.326083][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 80.326694][ T7123] sync_filesystem+0x1a0/0x218 [ 80.327312][ T7123] generic_shutdown_super+0x70/0x2b8 [ 80.328042][ T7123] kill_anon_super+0x4c/0x7c [ 80.328712][ T7123] btrfs_kill_super+0x40/0x58 [ 80.329343][ T7123] deactivate_locked_super+0xc4/0x12c [ 80.330076][ T7123] deactivate_super+0xe0/0x100 [ 80.330765][ T7123] cleanup_mnt+0x31c/0x3ac [ 80.331391][ T7123] __cleanup_mnt+0x20/0x30 [ 80.332009][ T7123] task_work_run+0x1dc/0x260 [ 80.332693][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 80.333475][ T7123] el0_svc+0x170/0x254 [ 80.334035][ T7123] el0t_64_sync_handler+0x84/0x12c [ 80.334796][ T7123] el0t_64_sync+0x198/0x19c [ 80.335478][ T7123] irq event stamp: 332846 [ 80.336120][ T7123] hardirqs last enabled at (332845): [] btrfs_get_alloc_profile+0x110/0xab0 [ 80.337527][ T7123] hardirqs last disabled at (332846): [] el1_brk64+0x20/0x54 [ 80.338790][ T7123] softirqs last enabled at (332770): [] handle_softirqs+0xaf8/0xc88 [ 80.340209][ T7123] softirqs last disabled at (332709): [] __do_softirq+0x14/0x20 [ 80.341516][ T7123] ---[ end trace 0000000000000000 ]--- [ 80.355462][ T7123] ------------[ cut here ]------------ [ 80.355475][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.358114][ T7123] Modules linked in: [ 80.358721][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.360267][ T7123] Tainted: [W]=WARN [ 80.360872][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.362316][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.363431][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.364572][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 80.365599][ T7123] sp : ffff80009d667850 [ 80.366190][ T7123] x29: ffff80009d667870 x28: 1fffe0001bd04b10 x27: dfff800000000000 [ 80.367356][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 80.368556][ T7123] x23: 0000000000000005 x22: 0000000000001000 x21: 0000000000160000 [ 80.369920][ T7123] x20: ffff0000de825880 x19: 0000000000000000 x18: 1fffe000337db690 [ 80.371233][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accf00 [ 80.372539][ T7123] x14: 1ffff00013accf00 x13: 0000000000000004 x12: ffffffffffffffff [ 80.373754][ T7123] x11: ffff700013accf00 x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.374922][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 80.376170][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 80.377395][ T7123] x2 : 0000000000000001 x1 : 0000000000160000 x0 : 0000000000001000 [ 80.378639][ T7123] Call trace: [ 80.379094][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 80.380296][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 80.381177][ T7123] btrfs_release_global_block_rsv+0x38/0x22c [ 80.382148][ T7123] btrfs_free_block_groups+0xa4c/0xd10 [ 80.383021][ T7123] close_ctree+0x650/0x113c [ 80.383732][ T7123] btrfs_put_super+0x1ac/0x1c0 [ 80.384473][ T7123] generic_shutdown_super+0x12c/0x2b8 [ 80.385419][ T7123] kill_anon_super+0x4c/0x7c [ 80.386172][ T7123] btrfs_kill_super+0x40/0x58 [ 80.386916][ T7123] deactivate_locked_super+0xc4/0x12c [ 80.387779][ T7123] deactivate_super+0xe0/0x100 [ 80.388487][ T7123] cleanup_mnt+0x31c/0x3ac [ 80.389174][ T7123] __cleanup_mnt+0x20/0x30 [ 80.389856][ T7123] task_work_run+0x1dc/0x260 [ 80.390572][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 80.391341][ T7123] el0_svc+0x170/0x254 [ 80.391978][ T7123] el0t_64_sync_handler+0x84/0x12c [ 80.392770][ T7123] el0t_64_sync+0x198/0x19c [ 80.393496][ T7123] irq event stamp: 335062 [ 80.394165][ T7123] hardirqs last enabled at (335061): [] kasan_quarantine_put+0x1a0/0x1c8 [ 80.395651][ T7123] hardirqs last disabled at (335062): [] el1_brk64+0x20/0x54 [ 80.396968][ T7123] softirqs last enabled at (334702): [] handle_softirqs+0xaf8/0xc88 [ 80.398352][ T7123] softirqs last disabled at (334671): [] __do_softirq+0x14/0x20 [ 80.399733][ T7123] ---[ end trace 0000000000000000 ]--- [ 80.497697][ T7397] loop0: detected capacity change from 0 to 32768 [ 80.498026][ T7397] btrfs: Deprecated parameter 'usebackuproot' [ 80.498037][ T7397] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 80.502077][ T7397] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.27 (7397) [ 80.513266][ T7397] BTRFS error (device loop0): failed to load root extent [ 80.513306][ T7397] BTRFS warning (device loop0): try to load backup roots slot 1 [ 80.513427][ T7397] BTRFS warning (device loop0): couldn't read tree root [ 80.513439][ T7397] BTRFS warning (device loop0): try to load backup roots slot 2 [ 80.513514][ T12] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 80.513550][ T7397] BTRFS warning (device loop0): couldn't read tree root [ 80.513560][ T7397] BTRFS warning (device loop0): try to load backup roots slot 3 [ 80.696957][ T7416] loop0: detected capacity change from 0 to 32768 [ 80.697305][ T7416] btrfs: Deprecated parameter 'usebackuproot' [ 80.697317][ T7416] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 80.700922][ T7416] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.28 (7416) [ 80.709520][ T7416] BTRFS error (device loop0): failed to load root extent [ 80.709554][ T7416] BTRFS warning (device loop0): try to load backup roots slot 1 [ 80.712535][ T7416] BTRFS warning (device loop0): couldn't read tree root [ 80.713117][ T7416] BTRFS warning (device loop0): try to load backup roots slot 2 [ 80.713258][ T39] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 80.713305][ T7416] BTRFS warning (device loop0): couldn't read tree root [ 80.713313][ T7416] BTRFS warning (device loop0): try to load backup roots slot 3 [ 80.734200][ T7416] FAULT_INJECTION: forcing a failure. [ 80.734200][ T7416] name failslab, interval 1, probability 0, space 0, times 0 [ 80.736562][ T7416] CPU: 0 UID: 0 PID: 7416 Comm: syz.0.28 Tainted: G W syzkaller #0 PREEMPT [ 80.736577][ T7416] Tainted: [W]=WARN [ 80.736580][ T7416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.736586][ T7416] Call trace: [ 80.736589][ T7416] show_stack+0x2c/0x3c (C) [ 80.736604][ T7416] __dump_stack+0x30/0x40 [ 80.736613][ T7416] dump_stack_lvl+0xd8/0x12c [ 80.736619][ T7416] dump_stack+0x1c/0x28 [ 80.736625][ T7416] should_fail_ex+0x41c/0x594 [ 80.736632][ T7416] should_failslab+0xc0/0x128 [ 80.736640][ T7416] kmem_cache_alloc_noprof+0x80/0x648 [ 80.736645][ T7416] btrfs_a ** replaying previous printk message ** [ 80.736645][ T7416] btrfs_alloc_extent_map+0x28/0xec [ 80.736651][ T7416] btrfs_create_io_em+0x3b4/0x5f4 [ 80.736657][ T7416] btrfs_create_dio_extent+0x64/0x188 [ 80.736664][ T7416] btrfs_get_blocks_direct_write+0x658/0xa14 [ 80.736670][ T7416] btrfs_dio_iomap_begin+0x86c/0xd24 [ 80.736676][ T7416] iomap_iter+0x494/0xe10 [ 80.736682][ T7416] __iomap_dio_rw+0xa00/0x1c60 [ 80.736688][ T7416] btrfs_direct_write+0x6c8/0x980 [ 80.736694][ T7416] btrfs_do_write_iter+0x1f0/0x5dc [ 80.736700][ T7416] btrfs_file_write_iter+0x2c/0x3c [ 80.736707][ T7416] do_iter_readv_writev+0x4bc/0x720 [ 80.736713][ T7416] vfs_writev+0x29c/0x7cc [ 80.736718][ T7416] __arm64_sys_pwritev2+0x1bc/0x2cc [ 80.736724][ T7416] invoke_syscall+0x98/0x254 [ 80.736730][ T7416] el0_svc_common+0x130/0x23c [ 80.736734][ T7416] do_el0_svc+0x48/0x58 [ 80.736739][ T7416] el0_svc+0x5c/0x254 [ 80.736746][ T7416] el0t_64_sync_handler+0x84/0x12c [ 80.736752][ T7416] el0t_64_sync+0x198/0x19c [ 80.746420][ T7416] ------------[ cut here ]------------ [ 80.746426][ T7416] WARNING: CPU: 1 PID: 7416 at fs/btrfs/space-info.h:265 btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 80.762877][ T7416] Modules linked in: [ 80.763501][ T7416] CPU: 1 UID: 0 PID: 7416 Comm: syz.0.28 Tainted: G W syzkaller #0 PREEMPT [ 80.765035][ T7416] Tainted: [W]=WARN [ 80.765546][ T7416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.767009][ T7416] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.768204][ T7416] pc : btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 80.769313][ T7416] lr : btrfs_free_reserved_data_space_noquota+0x3f8/0x6d0 [ 80.770360][ T7416] sp : ffff80009d377140 [ 80.770926][ T7416] x29: ffff80009d377160 x28: 1fffe0001905d800 x27: dfff800000000000 [ 80.772111][ T7416] x26: ffff80008f57e768 x25: 0000000000000005 x24: 0000000000800000 [ 80.773258][ T7416] x23: ffff0000c82ec080 x22: 1fffe0001905d810 x21: 00000000005cd000 [ 80.774477][ T7416] x20: ffff0000c82ec000 x19: 0000000000000000 x18: 1fffe000337db690 [ 80.775636][ T7416] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013a6ee10 [ 80.776776][ T7416] x14: 1ffff00013a6ee10 x13: 0000000000000004 x12: ffffffffffffffff [ 80.777920][ T7416] x11: ffff700013a6ee10 x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.779040][ T7416] x8 : ffff0000cb4e5c40 x7 : ffff80008259886c x6 : 0000000000000000 [ 80.780237][ T7416] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000800000 [ 80.781394][ T7416] x2 : 0000000000000005 x1 : 0000000000800000 x0 : 00000000005cd000 [ 80.782501][ T7416] Call trace: [ 80.782994][ T7416] btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 (P) [ 80.784028][ T7416] btrfs_free_reserved_data_space+0xb4/0xf8 [ 80.784900][ T7416] btrfs_dio_iomap_begin+0x714/0xd24 [ 80.785647][ T7416] iomap_iter+0x494/0xe10 [ 80.786286][ T7416] __iomap_dio_rw+0xa00/0x1c60 [ 80.787029][ T7416] btrfs_direct_write+0x6c8/0x980 [ 80.787780][ T7416] btrfs_do_write_iter+0x1f0/0x5dc [ 80.788537][ T7416] btrfs_file_write_iter+0x2c/0x3c [ 80.789282][ T7416] do_iter_readv_writev+0x4bc/0x720 [ 80.790028][ T7416] vfs_writev+0x29c/0x7cc [ 80.790670][ T7416] __arm64_sys_pwritev2+0x1bc/0x2cc [ 80.791512][ T7416] invoke_syscall+0x98/0x254 [ 80.792238][ T7416] el0_svc_common+0x130/0x23c [ 80.792951][ T7416] do_el0_svc+0x48/0x58 [ 80.793626][ T7416] el0_svc+0x5c/0x254 [ 80.794254][ T7416] el0t_64_sync_handler+0x84/0x12c [ 80.795049][ T7416] el0t_64_sync+0x198/0x19c [ 80.795846][ T7416] irq event stamp: 46300 [ 80.796496][ T7416] hardirqs last enabled at (46299): [] kasan_quarantine_put+0x1a0/0x1c8 [ 80.798013][ T7416] hardirqs last disabled at (46300): [] el1_brk64+0x20/0x54 [ 80.799326][ T7416] softirqs last enabled at (46136): [] local_bh_enable+0x10/0x34 [ 80.800684][ T7416] softirqs last disabled at (46134): [] local_bh_disable+0x10/0x34 [ 80.802065][ T7416] ---[ end trace 0000000000000000 ]--- [ 80.809459][ T7123] ------------[ cut here ]------------ [ 80.809471][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 80.811918][ T7123] Modules linked in: [ 80.812469][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.813994][ T7123] Tainted: [W]=WARN [ 80.814660][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.816161][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.817337][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 80.818191][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 80.819053][ T7123] sp : ffff80009d666620 [ 80.819658][ T7123] x29: ffff80009d666660 x28: 0000000000001000 x27: 0000000000000002 [ 80.820887][ T7123] x26: ffff0000c82ec080 x25: fffffffffffff000 x24: 0000000000000000 [ 80.822129][ T7123] x23: 1fffe0001905d810 x22: 0000000000001000 x21: dfff800000000000 [ 80.823344][ T7123] x20: ffff0000c82ec000 x19: ffff0000c2de1000 x18: 1fffe000337dfe90 [ 80.824559][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acccac [ 80.825856][ T7123] x14: 1ffff00013acccac x13: 0000000000000004 x12: ffffffffffffffff [ 80.827030][ T7123] x11: ffff700013acccac x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.828288][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 80.829474][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 80.830698][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 80.831836][ T7123] Call trace: [ 80.832347][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 80.833227][ T7123] find_free_extent+0x37fc/0x4fc0 [ 80.833956][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 80.834767][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 80.835576][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 80.836399][ T7123] btrfs_cow_block+0x328/0x940 [ 80.837132][ T7123] btrfs_search_slot+0x96c/0x223c [ 80.837962][ T7123] lookup_inline_extent_backref+0x2c4/0x143c [ 80.838972][ T7123] __btrfs_free_extent+0x374/0x39b8 [ 80.839866][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 80.840823][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 80.841658][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 80.842618][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 80.843355][ T7123] sync_filesystem+0x1a0/0x218 [ 80.844081][ T7123] generic_shutdown_super+0x70/0x2b8 [ 80.844853][ T7123] kill_anon_super+0x4c/0x7c [ 80.845612][ T7123] btrfs_kill_super+0x40/0x58 [ 80.846323][ T7123] deactivate_locked_super+0xc4/0x12c [ 80.847112][ T7123] deactivate_super+0xe0/0x100 [ 80.847861][ T7123] cleanup_mnt+0x31c/0x3ac [ 80.848613][ T7123] __cleanup_mnt+0x20/0x30 [ 80.849350][ T7123] task_work_run+0x1dc/0x260 [ 80.850142][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 80.850998][ T7123] el0_svc+0x170/0x254 [ 80.851646][ T7123] el0t_64_sync_handler+0x84/0x12c [ 80.852470][ T7123] el0t_64_sync+0x198/0x19c [ 80.853186][ T7123] irq event stamp: 388504 [ 80.853884][ T7123] hardirqs last enabled at (388503): [] btrfs_get_alloc_profile+0x110/0xab0 [ 80.855534][ T7123] hardirqs last disabled at (388504): [] el1_brk64+0x20/0x54 [ 80.856975][ T7123] softirqs last enabled at (388212): [] local_bh_enable+0x10/0x34 [ 80.858438][ T7123] softirqs last disabled at (388210): [] local_bh_disable+0x10/0x34 [ 80.859959][ T7123] ---[ end trace 0000000000000000 ]--- [ 80.863226][ T7123] ------------[ cut here ]------------ [ 80.863238][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 80.865766][ T7123] Modules linked in: [ 80.866393][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.867254][ T53] Bluetooth: hci0: command tx timeout [ 80.868591][ T7123] Tainted: [W]=WARN [ 80.869166][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.870629][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.871775][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 80.872674][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 80.873595][ T7123] sp : ffff80009d6665a0 [ 80.874186][ T7123] x29: ffff80009d6665e0 x28: 0000000000001000 x27: 0000000000000002 [ 80.875369][ T7123] x26: ffff0000c82ec080 x25: fffffffffffff000 x24: 0000000000000000 [ 80.876472][ T7123] x23: 1fffe0001905d810 x22: 0000000000001000 x21: dfff800000000000 [ 80.877656][ T7123] x20: ffff0000c82ec000 x19: ffff0000c2de1000 x18: 1fffe000337dfe90 [ 80.878843][ T7123] x17: ffff0001fea8c870 x16: ffff800082deb6c0 x15: ffff700013accc9c [ 80.880053][ T7123] x14: 1ffff00013accc9c x13: 0000000000000004 x12: ffffffffffffffff [ 80.881311][ T7123] x11: ffff700013accc9c x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.882681][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 80.884040][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 80.885311][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 80.886594][ T7123] Call trace: [ 80.887083][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 80.887998][ T7123] find_free_extent+0x37fc/0x4fc0 [ 80.888817][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 80.889593][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 80.890424][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 80.891213][ T7123] btrfs_cow_block+0x328/0x940 [ 80.891938][ T7123] btrfs_search_slot+0x96c/0x223c [ 80.892659][ T7123] add_free_space_extent+0x22c/0xa18 [ 80.893419][ T7123] __btrfs_add_to_free_space_tree+0x190/0x234 [ 80.894257][ T7123] btrfs_add_to_free_space_tree+0x118/0x55c [ 80.895188][ T7123] __btrfs_free_extent+0xffc/0x39b8 [ 80.895985][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 80.896904][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 80.897771][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 80.898653][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 80.899346][ T7123] sync_filesystem+0x1a0/0x218 [ 80.900010][ T7123] generic_shutdown_super+0x70/0x2b8 [ 80.900825][ T7123] kill_anon_super+0x4c/0x7c [ 80.901520][ T7123] btrfs_kill_super+0x40/0x58 [ 80.902228][ T7123] deactivate_locked_super+0xc4/0x12c [ 80.903041][ T7123] deactivate_super+0xe0/0x100 [ 80.903769][ T7123] cleanup_mnt+0x31c/0x3ac [ 80.904403][ T7123] __cleanup_mnt+0x20/0x30 [ 80.905053][ T7123] task_work_run+0x1dc/0x260 [ 80.905726][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 80.906481][ T7123] el0_svc+0x170/0x254 [ 80.907101][ T7123] el0t_64_sync_handler+0x84/0x12c [ 80.907779][ T7123] el0t_64_sync+0x198/0x19c [ 80.908382][ T7123] irq event stamp: 388858 [ 80.909023][ T7123] hardirqs last enabled at (388857): [] btrfs_get_alloc_profile+0x110/0xab0 [ 80.910456][ T7123] hardirqs last disabled at (388858): [] el1_brk64+0x20/0x54 [ 80.911712][ T7123] softirqs last enabled at (388806): [] handle_softirqs+0xaf8/0xc88 [ 80.913081][ T7123] softirqs last disabled at (388507): [] __do_softirq+0x14/0x20 [ 80.914371][ T7123] ---[ end trace 0000000000000000 ]--- [ 80.916249][ T7123] ------------[ cut here ]------------ [ 80.916257][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.918789][ T7123] Modules linked in: [ 80.919382][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.920929][ T7123] Tainted: [W]=WARN [ 80.921493][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.923043][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.924290][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.925292][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 80.926310][ T7123] sp : ffff80009d667350 [ 80.926920][ T7123] x29: ffff80009d667370 x28: 1fffe0001905d810 x27: dfff800000000000 [ 80.928025][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 80.929144][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000004000 [ 80.930274][ T7123] x20: ffff0000c82ec080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 80.931545][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 80.932855][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 80.934045][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.935245][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 80.936415][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 80.937680][ T7123] x2 : 0000000000000001 x1 : 0000000000004000 x0 : 0000000000000000 [ 80.939025][ T7123] Call trace: [ 80.939502][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 80.940661][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 80.941511][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 80.942389][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 80.943317][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 80.944162][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 80.945020][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 80.945660][ T7123] sync_filesystem+0x1a0/0x218 [ 80.946441][ T7123] generic_shutdown_super+0x70/0x2b8 [ 80.947244][ T7123] kill_anon_super+0x4c/0x7c [ 80.947965][ T7123] btrfs_kill_super+0x40/0x58 [ 80.948626][ T7123] deactivate_locked_super+0xc4/0x12c [ 80.949470][ T7123] deactivate_super+0xe0/0x100 [ 80.950160][ T7123] cleanup_mnt+0x31c/0x3ac [ 80.950860][ T7123] __cleanup_mnt+0x20/0x30 [ 80.951559][ T7123] task_work_run+0x1dc/0x260 [ 80.952237][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 80.953040][ T7123] el0_svc+0x170/0x254 [ 80.953637][ T7123] el0t_64_sync_handler+0x84/0x12c [ 80.954412][ T7123] el0t_64_sync+0x198/0x19c [ 80.955099][ T7123] irq event stamp: 389136 [ 80.955720][ T7123] hardirqs last enabled at (389135): [] kasan_quarantine_put+0x1a0/0x1c8 [ 80.957239][ T7123] hardirqs last disabled at (389136): [] el1_brk64+0x20/0x54 [ 80.958538][ T7123] softirqs last enabled at (388956): [] handle_softirqs+0xaf8/0xc88 [ 80.959967][ T7123] softirqs last disabled at (388861): [] __do_softirq+0x14/0x20 [ 80.961412][ T7123] ---[ end trace 0000000000000000 ]--- [ 80.962588][ T7123] ------------[ cut here ]------------ [ 80.962595][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.965093][ T7123] Modules linked in: [ 80.965681][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 80.967106][ T7123] Tainted: [W]=WARN [ 80.967637][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.969071][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 80.970200][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 80.971153][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 80.972158][ T7123] sp : ffff80009d667350 [ 80.972686][ T7123] x29: ffff80009d667370 x28: 1fffe0001905d810 x27: dfff800000000000 [ 80.973805][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 80.974984][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000020000 [ 80.976291][ T7123] x20: ffff0000c82ec080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 80.977660][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 80.978914][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 80.980154][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 80.981515][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 80.982850][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 80.984110][ T7123] x2 : 0000000000000001 x1 : 0000000000020000 x0 : 0000000000000000 [ 80.985380][ T7123] Call trace: [ 80.985865][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 80.986971][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 80.987838][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 80.988776][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 80.989650][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 80.990428][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 80.991277][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 80.991985][ T7123] sync_filesystem+0x1a0/0x218 [ 80.992704][ T7123] generic_shutdown_super+0x70/0x2b8 [ 80.993515][ T7123] kill_anon_super+0x4c/0x7c [ 80.994139][ T7123] btrfs_kill_super+0x40/0x58 [ 80.994880][ T7123] deactivate_locked_super+0xc4/0x12c [ 80.995756][ T7123] deactivate_super+0xe0/0x100 [ 80.996468][ T7123] cleanup_mnt+0x31c/0x3ac [ 80.997228][ T7123] __cleanup_mnt+0x20/0x30 [ 80.997967][ T7123] task_work_run+0x1dc/0x260 [ 80.998742][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 80.999648][ T7123] el0_svc+0x170/0x254 [ 81.000305][ T7123] el0t_64_sync_handler+0x84/0x12c [ 81.001087][ T7123] el0t_64_sync+0x198/0x19c [ 81.001796][ T7123] irq event stamp: 389184 [ 81.002487][ T7123] hardirqs last enabled at (389183): [] kasan_quarantine_put+0x1a0/0x1c8 [ 81.003989][ T7123] hardirqs last disabled at (389184): [] el1_brk64+0x20/0x54 [ 81.005360][ T7123] softirqs last enabled at (389166): [] handle_softirqs+0xaf8/0xc88 [ 81.006801][ T7123] softirqs last disabled at (389139): [] __do_softirq+0x14/0x20 [ 81.008131][ T7123] ---[ end trace 0000000000000000 ]--- [ 81.009280][ T7123] ------------[ cut here ]------------ [ 81.009287][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.011708][ T7123] Modules linked in: [ 81.012302][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.013737][ T7123] Tainted: [W]=WARN [ 81.014250][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.015728][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.016827][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.017890][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 81.018932][ T7123] sp : ffff80009d667350 [ 81.019561][ T7123] x29: ffff80009d667370 x28: 1fffe0001905d810 x27: dfff800000000000 [ 81.020864][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 81.021963][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000018000 [ 81.023109][ T7123] x20: ffff0000c82ec080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 81.024298][ T7123] x17: ffff0001fea8c870 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 81.025499][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 81.026618][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.027723][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 81.028834][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 81.030013][ T7123] x2 : 0000000000000001 x1 : 0000000000018000 x0 : 0000000000000000 [ 81.031164][ T7123] Call trace: [ 81.031689][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 81.032668][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 81.033482][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 81.034344][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 81.035149][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 81.036008][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 81.036809][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 81.037436][ T7123] sync_filesystem+0x1a0/0x218 [ 81.038168][ T7123] generic_shutdown_super+0x70/0x2b8 [ 81.038916][ T7123] kill_anon_super+0x4c/0x7c [ 81.039584][ T7123] btrfs_kill_super+0x40/0x58 [ 81.040300][ T7123] deactivate_locked_super+0xc4/0x12c [ 81.041024][ T7123] deactivate_super+0xe0/0x100 [ 81.041690][ T7123] cleanup_mnt+0x31c/0x3ac [ 81.042285][ T7123] __cleanup_mnt+0x20/0x30 [ 81.042946][ T7123] task_work_run+0x1dc/0x260 [ 81.043612][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 81.044389][ T7123] el0_svc+0x170/0x254 [ 81.044955][ T7123] el0t_64_sync_handler+0x84/0x12c [ 81.045694][ T7123] el0t_64_sync+0x198/0x19c [ 81.046363][ T7123] irq event stamp: 389266 [ 81.046957][ T7123] hardirqs last enabled at (389265): [] kasan_quarantine_put+0x1a0/0x1c8 [ 81.048435][ T7123] hardirqs last disabled at (389266): [] el1_brk64+0x20/0x54 [ 81.049732][ T7123] softirqs last enabled at (389236): [] handle_softirqs+0xaf8/0xc88 [ 81.051136][ T7123] softirqs last disabled at (389187): [] __do_softirq+0x14/0x20 [ 81.052496][ T7123] ---[ end trace 0000000000000000 ]--- [ 81.053672][ T7123] ------------[ cut here ]------------ [ 81.053679][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.056149][ T7123] Modules linked in: [ 81.056692][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.058181][ T7123] Tainted: [W]=WARN [ 81.058667][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.060063][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.061101][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.062022][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 81.063055][ T7123] sp : ffff80009d667610 [ 81.063671][ T7123] x29: ffff80009d667630 x28: 1fffe0001905d810 x27: dfff800000000000 [ 81.064745][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 81.065855][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 81.066979][ T7123] x20: ffff0000c82ec080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 81.068050][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 81.069090][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 81.070271][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.071426][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 81.072579][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 81.073868][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 81.075115][ T7123] Call trace: [ 81.075591][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 81.076669][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 81.077459][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 81.078395][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 81.079327][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 81.080129][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 81.080816][ T7123] sync_filesystem+0x1a0/0x218 [ 81.081526][ T7123] generic_shutdown_super+0x70/0x2b8 [ 81.082338][ T7123] kill_anon_super+0x4c/0x7c [ 81.083030][ T7123] btrfs_kill_super+0x40/0x58 [ 81.083700][ T7123] deactivate_locked_super+0xc4/0x12c [ 81.084517][ T7123] deactivate_super+0xe0/0x100 [ 81.085235][ T7123] cleanup_mnt+0x31c/0x3ac [ 81.085848][ T7123] __cleanup_mnt+0x20/0x30 [ 81.086447][ T7123] task_work_run+0x1dc/0x260 [ 81.087052][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 81.087774][ T7123] el0_svc+0x170/0x254 [ 81.088378][ T7123] el0t_64_sync_handler+0x84/0x12c [ 81.089088][ T7123] el0t_64_sync+0x198/0x19c [ 81.089738][ T7123] irq event stamp: 389334 [ 81.090368][ T7123] hardirqs last enabled at (389333): [] kasan_quarantine_put+0x1a0/0x1c8 [ 81.091760][ T7123] hardirqs last disabled at (389334): [] el1_brk64+0x20/0x54 [ 81.093046][ T7123] softirqs last enabled at (389310): [] handle_softirqs+0xaf8/0xc88 [ 81.094418][ T7123] softirqs last disabled at (389269): [] __do_softirq+0x14/0x20 [ 81.095913][ T7123] ---[ end trace 0000000000000000 ]--- [ 81.098451][ T7123] ------------[ cut here ]------------ [ 81.098461][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.101106][ T7123] Modules linked in: [ 81.101686][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.103178][ T7123] Tainted: [W]=WARN [ 81.103695][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.105177][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.106353][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.107401][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 81.108429][ T7123] sp : ffff80009d667610 [ 81.109013][ T7123] x29: ffff80009d667630 x28: 1fffe0001905d810 x27: dfff800000000000 [ 81.110221][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 81.111420][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 81.112527][ T7123] x20: ffff0000c82ec080 x19: 0000000000000000 x18: 1fffe000337db690 [ 81.113587][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 81.114734][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 81.115958][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.117135][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 81.118323][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 81.119506][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 81.120638][ T7123] Call trace: [ 81.121110][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 81.122151][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 81.122949][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 81.123823][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 81.124673][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 81.125478][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 81.126113][ T7123] sync_filesystem+0x1a0/0x218 [ 81.126793][ T7123] generic_shutdown_super+0x70/0x2b8 [ 81.127583][ T7123] kill_anon_super+0x4c/0x7c [ 81.128282][ T7123] btrfs_kill_super+0x40/0x58 [ 81.128967][ T7123] deactivate_locked_super+0xc4/0x12c [ 81.129720][ T7123] deactivate_super+0xe0/0x100 [ 81.130380][ T7123] cleanup_mnt+0x31c/0x3ac [ 81.130965][ T7123] __cleanup_mnt+0x20/0x30 [ 81.131662][ T7123] task_work_run+0x1dc/0x260 [ 81.132284][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 81.133032][ T7123] el0_svc+0x170/0x254 [ 81.133609][ T7123] el0t_64_sync_handler+0x84/0x12c [ 81.134307][ T7123] el0t_64_sync+0x198/0x19c [ 81.134944][ T7123] irq event stamp: 389376 [ 81.135505][ T7123] hardirqs last enabled at (389375): [] finish_lock_switch+0xb0/0x1c0 [ 81.136810][ T7123] hardirqs last disabled at (389376): [] el1_brk64+0x20/0x54 [ 81.138092][ T7123] softirqs last enabled at (389372): [] handle_softirqs+0xaf8/0xc88 [ 81.139455][ T7123] softirqs last disabled at (389337): [] __do_softirq+0x14/0x20 [ 81.140709][ T7123] ---[ end trace 0000000000000000 ]--- [ 81.143296][ T7123] ------------[ cut here ]------------ [ 81.143309][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.145981][ T7123] Modules linked in: [ 81.146649][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.148207][ T7123] Tainted: [W]=WARN [ 81.148789][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.150288][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.151463][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.152487][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 81.153503][ T7123] sp : ffff80009d667610 [ 81.154141][ T7123] x29: ffff80009d667630 x28: 1fffe0001905d810 x27: dfff800000000000 [ 81.155522][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 81.156830][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 81.158089][ T7123] x20: ffff0000c82ec080 x19: 0000000000000000 x18: 1fffe000337db690 [ 81.159335][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 81.160581][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 81.161931][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.163248][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 81.164524][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 81.165720][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 81.166883][ T7123] Call trace: [ 81.167411][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 81.168422][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 81.169275][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 81.170248][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 81.171137][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 81.171941][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 81.172642][ T7123] sync_filesystem+0x1a0/0x218 [ 81.173311][ T7123] generic_shutdown_super+0x70/0x2b8 [ 81.174048][ T7123] kill_anon_super+0x4c/0x7c [ 81.174662][ T7123] btrfs_kill_super+0x40/0x58 [ 81.175321][ T7123] deactivate_locked_super+0xc4/0x12c [ 81.176155][ T7123] deactivate_super+0xe0/0x100 [ 81.176827][ T7123] cleanup_mnt+0x31c/0x3ac [ 81.177439][ T7123] __cleanup_mnt+0x20/0x30 [ 81.178070][ T7123] task_work_run+0x1dc/0x260 [ 81.178707][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 81.179483][ T7123] el0_svc+0x170/0x254 [ 81.180043][ T7123] el0t_64_sync_handler+0x84/0x12c [ 81.180847][ T7123] el0t_64_sync+0x198/0x19c [ 81.181551][ T7123] irq event stamp: 389666 [ 81.182182][ T7123] hardirqs last enabled at (389665): [] finish_lock_switch+0xb0/0x1c0 [ 81.183789][ T7123] hardirqs last disabled at (389666): [] el1_brk64+0x20/0x54 [ 81.185147][ T7123] softirqs last enabled at (389662): [] handle_softirqs+0xaf8/0xc88 [ 81.186714][ T7123] softirqs last disabled at (389379): [] __do_softirq+0x14/0x20 [ 81.188167][ T7123] ---[ end trace 0000000000000000 ]--- [ 81.189473][ T7123] ------------[ cut here ]------------ [ 81.189481][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 81.191829][ T7123] Modules linked in: [ 81.192416][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.194120][ T7123] Tainted: [W]=WARN [ 81.194708][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.196213][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.197334][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 81.198170][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 81.198989][ T7123] sp : ffff80009d666a60 [ 81.199561][ T7123] x29: ffff80009d666aa0 x28: 0000000000001000 x27: 0000000000000001 [ 81.200695][ T7123] x26: ffff0000c82ec080 x25: fffffffffffff000 x24: 0000000000000000 [ 81.201827][ T7123] x23: 1fffe0001905d810 x22: 0000000000001000 x21: dfff800000000000 [ 81.202964][ T7123] x20: ffff0000c82ec000 x19: ffff0000c2de1000 x18: 1fffe000337db690 [ 81.204267][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accd34 [ 81.205492][ T7123] x14: 1ffff00013accd34 x13: 0000000000000004 x12: ffffffffffffffff [ 81.206768][ T7123] x11: ffff700013accd34 x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.207959][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 81.209130][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 81.210477][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 81.211851][ T7123] Call trace: [ 81.212408][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 81.213416][ T7123] find_free_extent+0x37fc/0x4fc0 [ 81.214276][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 81.215146][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 81.216069][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 81.216982][ T7123] btrfs_cow_block+0x328/0x940 [ 81.217785][ T7123] btrfs_search_slot+0x96c/0x223c [ 81.218583][ T7123] btrfs_insert_empty_items+0xa4/0x17c [ 81.219477][ T7123] __btrfs_commit_inode_delayed_items+0x880/0x1748 [ 81.220454][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 81.221311][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 81.222146][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 81.223123][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 81.223864][ T7123] sync_filesystem+0x1a0/0x218 [ 81.224625][ T7123] generic_shutdown_super+0x70/0x2b8 [ 81.225435][ T7123] kill_anon_super+0x4c/0x7c [ 81.226105][ T7123] btrfs_kill_super+0x40/0x58 [ 81.226832][ T7123] deactivate_locked_super+0xc4/0x12c [ 81.227687][ T7123] deactivate_super+0xe0/0x100 [ 81.228408][ T7123] cleanup_mnt+0x31c/0x3ac [ 81.229094][ T7123] __cleanup_mnt+0x20/0x30 [ 81.229739][ T7123] task_work_run+0x1dc/0x260 [ 81.230443][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 81.231334][ T7123] el0_svc+0x170/0x254 [ 81.232001][ T7123] el0t_64_sync_handler+0x84/0x12c [ 81.232809][ T7123] el0t_64_sync+0x198/0x19c [ 81.233523][ T7123] irq event stamp: 389814 [ 81.234160][ T7123] hardirqs last enabled at (389813): [] btrfs_get_alloc_profile+0x110/0xab0 [ 81.235640][ T7123] hardirqs last disabled at (389814): [] el1_brk64+0x20/0x54 [ 81.236984][ T7123] softirqs last enabled at (389796): [] handle_softirqs+0xaf8/0xc88 [ 81.238399][ T7123] softirqs last disabled at (389669): [] __do_softirq+0x14/0x20 [ 81.239763][ T7123] ---[ end trace 0000000000000000 ]--- [ 81.241241][ T7123] ------------[ cut here ]------------ [ 81.241249][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.243727][ T7123] Modules linked in: [ 81.244297][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.245908][ T7123] Tainted: [W]=WARN [ 81.246521][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.248068][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.249248][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.250317][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 81.251347][ T7123] sp : ffff80009d667410 [ 81.251962][ T7123] x29: ffff80009d667430 x28: 1fffe0001905d810 x27: dfff800000000000 [ 81.253122][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 81.254310][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 000000000000e000 [ 81.255470][ T7123] x20: ffff0000c82ec080 x19: 0000000000000000 x18: 1fffe000337db690 [ 81.256567][ T7123] x17: 00bea98bdb180000 x16: ffff800082deb6c0 x15: ffff700013acce78 [ 81.257704][ T7123] x14: 1ffff00013acce78 x13: 0000000000000004 x12: ffffffffffffffff [ 81.258873][ T7123] x11: ffff700013acce78 x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.260013][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 81.261194][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 81.262367][ T7123] x2 : 0000000000000001 x1 : 000000000000e000 x0 : 0000000000000000 [ 81.263568][ T7123] Call trace: [ 81.264015][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 81.265006][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 81.265754][ T7123] __btrfs_commit_inode_delayed_items+0xb00/0x1748 [ 81.266656][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 81.267495][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 81.268243][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 81.269018][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 81.269607][ T7123] sync_filesystem+0x1a0/0x218 [ 81.270294][ T7123] generic_shutdown_super+0x70/0x2b8 [ 81.271057][ T7123] kill_anon_super+0x4c/0x7c [ 81.271768][ T7123] btrfs_kill_super+0x40/0x58 [ 81.272432][ T7123] deactivate_locked_super+0xc4/0x12c [ 81.273216][ T7123] deactivate_super+0xe0/0x100 [ 81.273876][ T7123] cleanup_mnt+0x31c/0x3ac [ 81.274478][ T7123] __cleanup_mnt+0x20/0x30 [ 81.275074][ T7123] task_work_run+0x1dc/0x260 [ 81.275695][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 81.276480][ T7123] el0_svc+0x170/0x254 [ 81.277081][ T7123] el0t_64_sync_handler+0x84/0x12c [ 81.277843][ T7123] el0t_64_sync+0x198/0x19c [ 81.278477][ T7123] irq event stamp: 389966 [ 81.279028][ T7123] hardirqs last enabled at (389965): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 81.280568][ T7123] hardirqs last disabled at (389966): [] el1_brk64+0x20/0x54 [ 81.281823][ T7123] softirqs last enabled at (389946): [] handle_softirqs+0xaf8/0xc88 [ 81.283221][ T7123] softirqs last disabled at (389817): [] __do_softirq+0x14/0x20 [ 81.284489][ T7123] ---[ end trace 0000000000000000 ]--- [ 81.285490][ T7123] ------------[ cut here ]------------ [ 81.285497][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.287699][ T7123] Modules linked in: [ 81.288267][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.289748][ T7123] Tainted: [W]=WARN [ 81.290299][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.291685][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.292828][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.293853][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 81.294882][ T7123] sp : ffff80009d6672f0 [ 81.295463][ T7123] x29: ffff80009d667310 x28: 1fffe0001905d810 x27: dfff800000000000 [ 81.296688][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 81.297892][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 81.299160][ T7123] x20: ffff0000c82ec080 x19: 0000000000000000 x18: 1fffe000337db690 [ 81.300527][ T7123] x17: 00bea98bdb180000 x16: ffff800082deb6c0 x15: ffff700013acce54 [ 81.301868][ T7123] x14: 1ffff00013acce54 x13: 0000000000000004 x12: ffffffffffffffff [ 81.303233][ T7123] x11: ffff700013acce54 x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.304550][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 81.305798][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 81.307024][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 81.308246][ T7123] Call trace: [ 81.308731][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 81.309731][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 81.310530][ T7123] __btrfs_update_delayed_inode+0x590/0xed0 [ 81.311357][ T7123] __btrfs_commit_inode_delayed_items+0x15f8/0x1748 [ 81.312283][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 81.313121][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 81.313902][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 81.314700][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 81.315363][ T7123] sync_filesystem+0x1a0/0x218 [ 81.315988][ T7123] generic_shutdown_super+0x70/0x2b8 [ 81.316771][ T7123] kill_anon_super+0x4c/0x7c [ 81.317369][ T7123] btrfs_kill_super+0x40/0x58 [ 81.318035][ T7123] deactivate_locked_super+0xc4/0x12c [ 81.318792][ T7123] deactivate_super+0xe0/0x100 [ 81.319481][ T7123] cleanup_mnt+0x31c/0x3ac [ 81.320088][ T7123] __cleanup_mnt+0x20/0x30 [ 81.320734][ T7123] task_work_run+0x1dc/0x260 [ 81.321389][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 81.322143][ T7123] el0_svc+0x170/0x254 [ 81.322739][ T7123] el0t_64_sync_handler+0x84/0x12c [ 81.323527][ T7123] el0t_64_sync+0x198/0x19c [ 81.324171][ T7123] irq event stamp: 389988 [ 81.324801][ T7123] hardirqs last enabled at (389987): [] kasan_quarantine_put+0x1a0/0x1c8 [ 81.326237][ T7123] hardirqs last disabled at (389988): [] el1_brk64+0x20/0x54 [ 81.327510][ T7123] softirqs last enabled at (389982): [] handle_softirqs+0xaf8/0xc88 [ 81.328820][ T7123] softirqs last disabled at (389969): [] __do_softirq+0x14/0x20 [ 81.330148][ T7123] ---[ end trace 0000000000000000 ]--- [ 81.331893][ T7123] ------------[ cut here ]------------ [ 81.331904][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 81.334193][ T7123] Modules linked in: [ 81.334764][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.336225][ T7123] Tainted: [W]=WARN [ 81.336799][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.338212][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.339370][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 81.340218][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 81.341046][ T7123] sp : ffff80009d666bc0 [ 81.341755][ T7123] x29: ffff80009d666c00 x28: 0000000000001000 x27: 0000000000000001 [ 81.343080][ T7123] x26: ffff0000c82ec080 x25: fffffffffffff000 x24: 0000000000000000 [ 81.344357][ T7123] x23: 1fffe0001905d810 x22: 0000000000001000 x21: dfff800000000000 [ 81.345572][ T7123] x20: ffff0000c82ec000 x19: ffff0000c2de1000 x18: 1fffe000337db690 [ 81.346776][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013accd60 [ 81.347983][ T7123] x14: 1ffff00013accd60 x13: 0000000000000004 x12: ffffffffffffffff [ 81.349211][ T7123] x11: ffff700013accd60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.350478][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 81.351760][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 81.352917][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 81.354194][ T7123] Call trace: [ 81.354705][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 81.355557][ T7123] find_free_extent+0x37fc/0x4fc0 [ 81.356324][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 81.357046][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 81.357813][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 81.358565][ T7123] btrfs_cow_block+0x328/0x940 [ 81.359276][ T7123] btrfs_search_slot+0x96c/0x223c [ 81.360051][ T7123] btrfs_update_root+0xe4/0xcd8 [ 81.360780][ T7123] commit_fs_roots+0x440/0x784 [ 81.361444][ T7123] btrfs_commit_transaction+0x108c/0x2ce4 [ 81.362250][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 81.362919][ T7123] sync_filesystem+0x1a0/0x218 [ 81.363612][ T7123] generic_shutdown_super+0x70/0x2b8 [ 81.364387][ T7123] kill_anon_super+0x4c/0x7c [ 81.365089][ T7123] btrfs_kill_super+0x40/0x58 [ 81.365724][ T7123] deactivate_locked_super+0xc4/0x12c [ 81.366499][ T7123] deactivate_super+0xe0/0x100 [ 81.367127][ T7123] cleanup_mnt+0x31c/0x3ac [ 81.367770][ T7123] __cleanup_mnt+0x20/0x30 [ 81.368423][ T7123] task_work_run+0x1dc/0x260 [ 81.369074][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 81.369794][ T7123] el0_svc+0x170/0x254 [ 81.370362][ T7123] el0t_64_sync_handler+0x84/0x12c [ 81.371129][ T7123] el0t_64_sync+0x198/0x19c [ 81.371780][ T7123] irq event stamp: 390296 [ 81.372456][ T7123] hardirqs last enabled at (390295): [] btrfs_get_alloc_profile+0x110/0xab0 [ 81.373912][ T7123] hardirqs last disabled at (390296): [] el1_brk64+0x20/0x54 [ 81.375333][ T7123] softirqs last enabled at (390224): [] handle_softirqs+0xaf8/0xc88 [ 81.376912][ T7123] softirqs last disabled at (389991): [] __do_softirq+0x14/0x20 [ 81.378510][ T7123] ---[ end trace 0000000000000000 ]--- [ 81.382945][ T7123] _btrfs_printk: 70 callbacks suppressed [ 81.382970][ T7123] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 81.390938][ T7123] ------------[ cut here ]------------ [ 81.390951][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.393488][ T7123] Modules linked in: [ 81.394126][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.395689][ T7123] Tainted: [W]=WARN [ 81.396240][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.397673][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.398789][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.399777][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 81.400788][ T7123] sp : ffff80009d667850 [ 81.401403][ T7123] x29: ffff80009d667870 x28: 1fffe0001905d810 x27: dfff800000000000 [ 81.402572][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 81.403760][ T7123] x23: 0000000000000005 x22: 0000000000001000 x21: 0000000000160000 [ 81.404997][ T7123] x20: ffff0000c82ec080 x19: 0000000000000000 x18: 1fffe000337db690 [ 81.406310][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accf00 [ 81.407601][ T7123] x14: 1ffff00013accf00 x13: 0000000000000004 x12: ffffffffffffffff [ 81.408846][ T7123] x11: ffff700013accf00 x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.410144][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 81.411356][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 81.412551][ T7123] x2 : 0000000000000001 x1 : 0000000000160000 x0 : 0000000000001000 [ 81.413712][ T7123] Call trace: [ 81.414148][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 81.415281][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 81.416063][ T7123] btrfs_release_global_block_rsv+0x38/0x22c [ 81.416924][ T7123] btrfs_free_block_groups+0xa4c/0xd10 [ 81.417777][ T7123] close_ctree+0x650/0x113c [ 81.418421][ T7123] btrfs_put_super+0x1ac/0x1c0 [ 81.419118][ T7123] generic_shutdown_super+0x12c/0x2b8 [ 81.419911][ T7123] kill_anon_super+0x4c/0x7c [ 81.420613][ T7123] btrfs_kill_super+0x40/0x58 [ 81.421266][ T7123] deactivate_locked_super+0xc4/0x12c [ 81.422081][ T7123] deactivate_super+0xe0/0x100 [ 81.422750][ T7123] cleanup_mnt+0x31c/0x3ac [ 81.423433][ T7123] __cleanup_mnt+0x20/0x30 [ 81.424081][ T7123] task_work_run+0x1dc/0x260 [ 81.424786][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 81.425581][ T7123] el0_svc+0x170/0x254 [ 81.426153][ T7123] el0t_64_sync_handler+0x84/0x12c [ 81.426918][ T7123] el0t_64_sync+0x198/0x19c [ 81.427605][ T7123] irq event stamp: 392666 [ 81.428199][ T7123] hardirqs last enabled at (392665): [] kasan_quarantine_put+0x1a0/0x1c8 [ 81.429640][ T7123] hardirqs last disabled at (392666): [] el1_brk64+0x20/0x54 [ 81.430927][ T7123] softirqs last enabled at (391492): [] handle_softirqs+0xaf8/0xc88 [ 81.432242][ T7123] softirqs last disabled at (391429): [] __do_softirq+0x14/0x20 [ 81.433628][ T7123] ---[ end trace 0000000000000000 ]--- [ 81.540637][ T7436] loop0: detected capacity change from 0 to 32768 [ 81.540972][ T7436] btrfs: Deprecated parameter 'usebackuproot' [ 81.540983][ T7436] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 81.544761][ T7436] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.29 (7436) [ 81.551608][ T7436] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 81.551658][ T7436] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 81.557754][ T39] btrfs_validate_extent_buffer: 14 callbacks suppressed [ 81.557791][ T39] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 81.561101][ T7436] BTRFS error (device loop0): failed to load root extent [ 81.562373][ T7436] BTRFS warning (device loop0): try to load backup roots slot 1 [ 81.563755][ T39] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 81.563911][ T7436] BTRFS warning (device loop0): couldn't read tree root [ 81.563926][ T7436] BTRFS warning (device loop0): try to load backup roots slot 2 [ 81.568352][ T15] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 81.570487][ T7436] BTRFS warning (device loop0): couldn't read tree root [ 81.570529][ T7436] BTRFS warning (device loop0): try to load backup roots slot 3 [ 81.575985][ T7436] BTRFS info (device loop0): rebuilding free space tree [ 81.584527][ T7436] BTRFS info (device loop0): checking UUID tree [ 81.584896][ T7436] BTRFS info (device loop0): setting nodatasum [ 81.584904][ T7436] BTRFS info (device loop0): setting nodatacow [ 81.584910][ T7436] BTRFS info (device loop0): enabling ssd optimizations [ 81.584916][ T7436] BTRFS info (device loop0): turning off barriers [ 81.584921][ T7436] BTRFS info (device loop0): turning on sync discard [ 81.584927][ T7436] BTRFS info (device loop0): enabling free space tree [ 81.584932][ T7436] BTRFS info (device loop0): force clearing of disk cache [ 81.584938][ T7436] BTRFS info (device loop0): trying to use backup root at mount time [ 81.584943][ T7436] BTRFS info (device loop0): max_inline set to 0 [ 81.597339][ T7436] FAULT_INJECTION: forcing a failure. [ 81.597339][ T7436] name failslab, interval 1, probability 0, space 0, times 0 [ 81.599527][ T7436] CPU: 0 UID: 0 PID: 7436 Comm: syz.0.29 Tainted: G W syzkaller #0 PREEMPT [ 81.599553][ T7436] Tainted: [W]=WARN [ 81.599556][ T7436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.599561][ T7436] Call trace: [ 81.599565][ T7436] show_stack+0x2c/0x3c (C) [ 81.599580][ T7436] __dump_stack+0x30/0x40 [ 81.599589][ T7436] dump_stack_lvl+0xd8/0x12c [ 81.599596][ T7436] dump_stack+0x1c/0x28 [ 81.599601][ T7436] should_fail_ex+0x41c/0x594 [ 81.599608][ T7436] should_failslab+0xc0/0x128 [ 81.599616][ T7436] __kmalloc_noprof+0xf4/0x728 [ 81.599621][ T7436] btrfs_create_chunk+0x6b8/0x2674 [ 81.599628][ T7436] btrfs_chunk_alloc+0x818/0x14f0 [ 81.599634][ T7436] find_free_extent+0x2f8c/0x4fc0 [ 81.599640][ T7436] btrfs_reserve_extent+0x22c/0x624 [ 81.599646][ T7436] btrfs_get_blocks_direct_write+0x550/0xa14 [ 81.599652][ T7436] btrfs_dio_iomap_begin+0x86c/0xd24 [ 81.599658][ T7436] iomap_iter+0x494/0xe10 [ 81.599664][ T7436] __iomap_dio_rw+0xa00/0x1c60 [ 81.599670][ T7436] btrfs_direct_write+0x6c8/0x980 [ 81.599676][ T7436] btrfs_do_write_iter+0x1f0/0x5dc [ 81.599682][ T7436] btrfs_file_write_iter+0x2c/0x3c [ 81.599689][ T7436] do_iter_readv_writev+0x4bc/0x720 [ 81.599695][ T7436] vfs_writev+0x29c/0x7cc [ 81.599700][ T7436] __arm64_sys_pwritev2+0x1bc/0x2cc [ 81.599706][ T7436] invoke_syscall+0x98/0x254 [ 81.599711][ T7436] el0_svc_common+0x130/0x23c [ 81.599716][ T7436] do_el0_svc+0x48/0x58 [ 81.599720][ T7436] el0_svc+0x5c/0x254 [ 81.599727][ T7436] el0t_64_sync_handler+0x84/0x12c [ 81.599733][ T7436] el0t_64_sync+0x198/0x19c [ 81.619757][ T7436] BTRFS error (device loop0 state A): Transaction aborted (error -12) [ 81.619785][ T7436] BTRFS: error (device loop0 state A) in find_free_extent_update_loop:4220: errno=-12 Out of memory [ 81.619799][ T7436] BTRFS info (device loop0 state EA): forced readonly [ 81.623545][ T7123] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 81.721194][ T7455] loop0: detected capacity change from 0 to 32768 [ 81.722687][ T7455] btrfs: Deprecated parameter 'usebackuproot' [ 81.723849][ T7455] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 81.724190][ T7455] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.30 (7455) [ 81.728910][ T7455] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 81.728977][ T7455] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 81.746913][ T15] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 81.746991][ T7455] BTRFS error (device loop0): failed to load root extent [ 81.747022][ T7455] BTRFS warning (device loop0): try to load backup roots slot 1 [ 81.747350][ T15] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 81.749155][ T7455] BTRFS warning (device loop0): couldn't read tree root [ 81.749173][ T7455] BTRFS warning (device loop0): try to load backup roots slot 2 [ 81.749313][ T15] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 81.757409][ T7455] BTRFS warning (device loop0): couldn't read tree root [ 81.758510][ T7455] BTRFS warning (device loop0): try to load backup roots slot 3 [ 81.761887][ T7455] BTRFS info (device loop0): rebuilding free space tree [ 81.766883][ T7455] BTRFS info (device loop0): checking UUID tree [ 81.768339][ T7455] BTRFS info (device loop0): setting nodatasum [ 81.769421][ T7455] BTRFS info (device loop0): setting nodatacow [ 81.770463][ T7455] BTRFS info (device loop0): enabling ssd optimizations [ 81.771852][ T7455] BTRFS info (device loop0): turning off barriers [ 81.772842][ T7455] BTRFS info (device loop0): turning on sync discard [ 81.775131][ T7455] BTRFS info (device loop0): enabling free space tree [ 81.776220][ T7455] BTRFS info (device loop0): force clearing of disk cache [ 81.777481][ T7455] BTRFS info (device loop0): trying to use backup root at mount time [ 81.778849][ T7455] BTRFS info (device loop0): max_inline set to 0 [ 81.782686][ T7455] FAULT_INJECTION: forcing a failure. [ 81.782686][ T7455] name failslab, interval 1, probability 0, space 0, times 0 [ 81.785147][ T7455] CPU: 0 UID: 0 PID: 7455 Comm: syz.0.30 Tainted: G W syzkaller #0 PREEMPT [ 81.785167][ T7455] Tainted: [W]=WARN [ 81.785170][ T7455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.785175][ T7455] Call trace: [ 81.785177][ T7455] show_stack+0x2c/0x3c (C) [ 81.785190][ T7455] __dump_stack+0x30/0x40 [ 81.785196][ T7455] dump_stack_lvl+0xd8/0x12c [ 81.785200][ T7455] dump_stack+0x1c/0x28 [ 81.785205][ T7455] should_fail_ex+0x41c/0x594 [ 81.785212][ T7455] should_failslab+0xc0/0x128 [ 81.785219][ T7455] kmem_cache_alloc_noprof+0x80/0x648 [ 81.785224][ T7455] btrfs_alloc_extent_map+0x28/0xec [ 81.785230][ T7455] btrfs_create_io_em+0x3b4/0x5f4 [ 81.785236][ T7455] btrfs_create_dio_extent+0x64/0x188 [ 81.785243][ T7455] btrfs_get_blocks_direct_write+0x658/0xa14 [ 81.785249][ T7455] btrfs_dio_iomap_begin+0x86c/0xd24 [ 81.785260][ T7455] iomap_iter+0x494/0xe10 [ 81.785266][ T7455] __iomap_dio_rw+0xa00/0x1c60 [ 81.785271][ T7455] btrfs_direct_write+0x6c8/0x980 [ 81.785277][ T7455] btrfs_do_write_iter+0x1f0/0x5dc [ 81.785284][ T7455] btrfs_file_write_iter+0x2c/0x3c [ 81.785291][ T7455] do_iter_readv_writev+0x4bc/0x720 [ 81.785297][ T7455] v ** replaying previous printk message ** [ 81.785297][ T7455] vfs_writev+0x29c/0x7cc [ 81.785302][ T7455] __arm64_sys_pwritev2+0x1bc/0x2cc [ 81.785308][ T7455] invoke_syscall+0x98/0x254 [ 81.785313][ T7455] el0_svc_common+0x130/0x23c [ 81.785318][ T7455] do_el0_svc+0x48/0x58 [ 81.785322][ T7455] el0_svc+0x5c/0x254 [ 81.785329][ T7455] el0t_64_sync_handler+0x84/0x12c [ 81.785335][ T7455] el0t_64_sync+0x198/0x19c [ 81.804282][ T7455] ------------[ cut here ]------------ [ 81.804291][ T7455] WARNING: CPU: 1 PID: 7455 at fs/btrfs/space-info.h:265 btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 81.813126][ T7455] Modules linked in: [ 81.813713][ T7455] CPU: 1 UID: 0 PID: 7455 Comm: syz.0.30 Tainted: G W syzkaller #0 PREEMPT [ 81.815298][ T7455] Tainted: [W]=WARN [ 81.815894][ T7455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.817462][ T7455] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.818778][ T7455] pc : btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 81.819913][ T7455] lr : btrfs_free_reserved_data_space_noquota+0x3f8/0x6d0 [ 81.821028][ T7455] sp : ffff80009cc67140 [ 81.821715][ T7455] x29: ffff80009cc67160 x28: 1fffe0001b463900 x27: dfff800000000000 [ 81.823008][ T7455] x26: ffff80008f57e768 x25: 0000000000000005 x24: 0000000000800000 [ 81.824319][ T7455] x23: ffff0000da31c880 x22: 1fffe0001b463910 x21: 00000000005cd000 [ 81.825614][ T7455] x20: ffff0000da31c800 x19: 0000000000000000 x18: 1fffe000337db690 [ 81.826927][ T7455] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff70001398ce10 [ 81.828271][ T7455] x14: 1ffff0001398ce10 x13: 0000000000000004 x12: ffffffffffffffff [ 81.829475][ T7455] x11: ffff70001398ce10 x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.830770][ T7455] x8 : ffff0000d92a8000 x7 : ffff80008259886c x6 : 0000000000000000 [ 81.832011][ T7455] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000800000 [ 81.833225][ T7455] x2 : 0000000000000005 x1 : 0000000000800000 x0 : 00000000005cd000 [ 81.834420][ T7455] Call trace: [ 81.834908][ T7455] btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 (P) [ 81.835941][ T7455] btrfs_free_reserved_data_space+0xb4/0xf8 [ 81.836807][ T7455] btrfs_dio_iomap_begin+0x714/0xd24 [ 81.837538][ T7455] iomap_iter+0x494/0xe10 [ 81.838092][ T7455] __iomap_dio_rw+0xa00/0x1c60 [ 81.838761][ T7455] btrfs_direct_write+0x6c8/0x980 [ 81.839475][ T7455] btrfs_do_write_iter+0x1f0/0x5dc [ 81.840227][ T7455] btrfs_file_write_iter+0x2c/0x3c [ 81.840986][ T7455] do_iter_readv_writev+0x4bc/0x720 [ 81.841692][ T7455] vfs_writev+0x29c/0x7cc [ 81.842256][ T7455] __arm64_sys_pwritev2+0x1bc/0x2cc [ 81.843090][ T7455] invoke_syscall+0x98/0x254 [ 81.843809][ T7455] el0_svc_common+0x130/0x23c [ 81.844556][ T7455] do_el0_svc+0x48/0x58 [ 81.845184][ T7455] el0_svc+0x5c/0x254 [ 81.845857][ T7455] el0t_64_sync_handler+0x84/0x12c [ 81.846597][ T7455] el0t_64_sync+0x198/0x19c [ 81.847353][ T7455] irq event stamp: 46762 [ 81.848004][ T7455] hardirqs last enabled at (46761): [] kasan_quarantine_put+0x1a0/0x1c8 [ 81.849533][ T7455] hardirqs last disabled at (46762): [] el1_brk64+0x20/0x54 [ 81.850902][ T7455] softirqs last enabled at (46040): [] local_bh_enable+0x10/0x34 [ 81.852302][ T7455] softirqs last disabled at (46038): [] local_bh_disable+0x10/0x34 [ 81.853655][ T7455] ---[ end trace 0000000000000000 ]--- [ 81.865255][ T7123] ------------[ cut here ]------------ [ 81.865274][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 81.867776][ T7123] Modules linked in: [ 81.868383][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.869920][ T7123] Tainted: [W]=WARN [ 81.870474][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.871933][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.873090][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 81.873910][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 81.874835][ T7123] sp : ffff80009d666620 [ 81.875416][ T7123] x29: ffff80009d666660 x28: 0000000000001000 x27: 0000000000000002 [ 81.876704][ T7123] x26: ffff0000da31c880 x25: fffffffffffff000 x24: 0000000000000000 [ 81.877862][ T7123] x23: 1fffe0001b463910 x22: 0000000000001000 x21: dfff800000000000 [ 81.879165][ T7123] x20: ffff0000da31c800 x19: ffff0000d2242800 x18: 1fffe000337dfe90 [ 81.880531][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acccac [ 81.881736][ T7123] x14: 1ffff00013acccac x13: 0000000000000004 x12: ffffffffffffffff [ 81.883109][ T7123] x11: ffff700013acccac x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.884534][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 81.885866][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 81.887225][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 81.888536][ T7123] Call trace: [ 81.889074][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 81.890082][ T7123] find_free_extent+0x37fc/0x4fc0 [ 81.890836][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 81.891684][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 81.892531][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 81.893413][ T7123] btrfs_cow_block+0x328/0x940 [ 81.894153][ T7123] btrfs_search_slot+0x96c/0x223c [ 81.894937][ T7123] lookup_inline_extent_backref+0x2c4/0x143c [ 81.895831][ T7123] __btrfs_free_extent+0x374/0x39b8 [ 81.896648][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 81.897530][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 81.898305][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 81.899204][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 81.899883][ T7123] sync_filesystem+0x1a0/0x218 [ 81.900640][ T7123] generic_shutdown_super+0x70/0x2b8 [ 81.901447][ T7123] kill_anon_super+0x4c/0x7c [ 81.902195][ T7123] btrfs_kill_super+0x40/0x58 [ 81.902868][ T7123] deactivate_locked_super+0xc4/0x12c [ 81.903673][ T7123] deactivate_super+0xe0/0x100 [ 81.904432][ T7123] cleanup_mnt+0x31c/0x3ac [ 81.905142][ T7123] __cleanup_mnt+0x20/0x30 [ 81.905804][ T7123] task_work_run+0x1dc/0x260 [ 81.906487][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 81.907232][ T7123] el0_svc+0x170/0x254 [ 81.907796][ T7123] el0t_64_sync_handler+0x84/0x12c [ 81.908519][ T7123] el0t_64_sync+0x198/0x19c [ 81.909178][ T7123] irq event stamp: 427780 [ 81.909790][ T7123] hardirqs last enabled at (427779): [] btrfs_get_alloc_profile+0x110/0xab0 [ 81.911278][ T7123] hardirqs last disabled at (427780): [] el1_brk64+0x20/0x54 [ 81.912503][ T7123] softirqs last enabled at (427612): [] local_bh_enable+0x10/0x34 [ 81.913913][ T7123] softirqs last disabled at (427610): [] local_bh_disable+0x10/0x34 [ 81.915276][ T7123] ---[ end trace 0000000000000000 ]--- [ 81.917858][ T7123] ------------[ cut here ]------------ [ 81.917871][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 81.920292][ T7123] Modules linked in: [ 81.920899][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.922466][ T7123] Tainted: [W]=WARN [ 81.923016][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.924498][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.925631][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 81.926471][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 81.927371][ T7123] sp : ffff80009d6665a0 [ 81.927928][ T7123] x29: ffff80009d6665e0 x28: 0000000000001000 x27: 0000000000000001 [ 81.929165][ T7123] x26: ffff0000da31c880 x25: fffffffffffff000 x24: 0000000000000000 [ 81.930322][ T7123] x23: 1fffe0001b463910 x22: 0000000000001000 x21: dfff800000000000 [ 81.931370][ T7123] x20: ffff0000da31c800 x19: ffff0000d2242800 x18: 1fffe000337db690 [ 81.932631][ T7123] x17: ffff0001fea8c870 x16: ffff800082deb6c0 x15: ffff700013accc9c [ 81.933943][ T7123] x14: 1ffff00013accc9c x13: 0000000000000004 x12: ffffffffffffffff [ 81.935175][ T7123] x11: ffff700013accc9c x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.936361][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 81.937656][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 81.938871][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 81.940078][ T7123] Call trace: [ 81.940560][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 81.941431][ T7123] find_free_extent+0x37fc/0x4fc0 [ 81.942169][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 81.942956][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 81.943744][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 81.944438][ T7123] btrfs_cow_block+0x328/0x940 [ 81.945078][ T7123] btrfs_search_slot+0x96c/0x223c [ 81.945840][ T7123] add_free_space_extent+0x22c/0xa18 [ 81.946675][ T7123] __btrfs_add_to_free_space_tree+0x190/0x234 [ 81.947674][ T7123] btrfs_add_to_free_space_tree+0x118/0x55c [ 81.948615][ T7123] __btrfs_free_extent+0xffc/0x39b8 [ 81.949398][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 81.950257][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 81.951151][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 81.952052][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 81.952763][ T7123] sync_filesystem+0x1a0/0x218 [ 81.953529][ T7123] generic_shutdown_super+0x70/0x2b8 [ 81.954351][ T7123] kill_anon_super+0x4c/0x7c [ 81.955067][ T7123] btrfs_kill_super+0x40/0x58 [ 81.955772][ T7123] deactivate_locked_super+0xc4/0x12c [ 81.956585][ T7123] deactivate_super+0xe0/0x100 [ 81.957290][ T7123] cleanup_mnt+0x31c/0x3ac [ 81.957935][ T7123] __cleanup_mnt+0x20/0x30 [ 81.958576][ T7123] task_work_run+0x1dc/0x260 [ 81.959276][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 81.960141][ T7123] el0_svc+0x170/0x254 [ 81.960877][ T7123] el0t_64_sync_handler+0x84/0x12c [ 81.961724][ T7123] el0t_64_sync+0x198/0x19c [ 81.962439][ T7123] irq event stamp: 427906 [ 81.963076][ T7123] hardirqs last enabled at (427905): [] btrfs_get_alloc_profile+0x110/0xab0 [ 81.964616][ T7123] hardirqs last disabled at (427906): [] el1_brk64+0x20/0x54 [ 81.965908][ T7123] softirqs last enabled at (427852): [] handle_softirqs+0xaf8/0xc88 [ 81.967299][ T7123] softirqs last disabled at (427783): [] __do_softirq+0x14/0x20 [ 81.968663][ T7123] ---[ end trace 0000000000000000 ]--- [ 81.970815][ T7123] ------------[ cut here ]------------ [ 81.970825][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.973338][ T7123] Modules linked in: [ 81.973889][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 81.975457][ T7123] Tainted: [W]=WARN [ 81.976047][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.977641][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 81.978847][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 81.979859][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 81.980901][ T7123] sp : ffff80009d667350 [ 81.981521][ T7123] x29: ffff80009d667370 x28: 1fffe0001b463910 x27: dfff800000000000 [ 81.982676][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 81.983844][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000004000 [ 81.985039][ T7123] x20: ffff0000da31c880 x19: 0000000000000000 x18: 1fffe000337db690 [ 81.986403][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 81.987622][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 81.988935][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 81.990177][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 81.991312][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 81.992544][ T7123] x2 : 0000000000000001 x1 : 0000000000004000 x0 : 0000000000000000 [ 81.993708][ T7123] Call trace: [ 81.994227][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 81.995302][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 81.996157][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 81.996997][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 81.997798][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 81.998577][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 81.999332][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 82.000009][ T7123] sync_filesystem+0x1a0/0x218 [ 82.000709][ T7123] generic_shutdown_super+0x70/0x2b8 [ 82.001461][ T7123] kill_anon_super+0x4c/0x7c [ 82.002147][ T7123] btrfs_kill_super+0x40/0x58 [ 82.002873][ T7123] deactivate_locked_super+0xc4/0x12c [ 82.003664][ T7123] deactivate_super+0xe0/0x100 [ 82.004380][ T7123] cleanup_mnt+0x31c/0x3ac [ 82.005002][ T7123] __cleanup_mnt+0x20/0x30 [ 82.005619][ T7123] task_work_run+0x1dc/0x260 [ 82.006277][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 82.007078][ T7123] el0_svc+0x170/0x254 [ 82.007719][ T7123] el0t_64_sync_handler+0x84/0x12c [ 82.008410][ T7123] el0t_64_sync+0x198/0x19c [ 82.009133][ T7123] irq event stamp: 428206 [ 82.009855][ T7123] hardirqs last enabled at (428205): [] kasan_quarantine_put+0x1a0/0x1c8 [ 82.011478][ T7123] hardirqs last disabled at (428206): [] el1_brk64+0x20/0x54 [ 82.012901][ T7123] softirqs last enabled at (428028): [] handle_softirqs+0xaf8/0xc88 [ 82.014412][ T7123] softirqs last disabled at (427909): [] __do_softirq+0x14/0x20 [ 82.015799][ T7123] ---[ end trace 0000000000000000 ]--- [ 82.020054][ T7123] ------------[ cut here ]------------ [ 82.020062][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.022659][ T7123] Modules linked in: [ 82.023284][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.024825][ T7123] Tainted: [W]=WARN [ 82.025419][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.026859][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.027954][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.029007][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 82.029990][ T7123] sp : ffff80009d667350 [ 82.030545][ T7123] x29: ffff80009d667370 x28: 1fffe0001b463910 x27: dfff800000000000 [ 82.031720][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 82.032897][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000020000 [ 82.034071][ T7123] x20: ffff0000da31c880 x19: 0000000000000000 x18: 1fffe000337db690 [ 82.035243][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 82.036410][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 82.037646][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.038844][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 82.039968][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 82.041051][ T7123] x2 : 0000000000000001 x1 : 0000000000020000 x0 : 0000000000000000 [ 82.042199][ T7123] Call trace: [ 82.042652][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 82.043654][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 82.044411][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 82.045214][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 82.045960][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 82.046786][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 82.047539][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 82.048181][ T7123] sync_filesystem+0x1a0/0x218 [ 82.048838][ T7123] generic_shutdown_super+0x70/0x2b8 [ 82.049590][ T7123] kill_anon_super+0x4c/0x7c [ 82.050270][ T7123] btrfs_kill_super+0x40/0x58 [ 82.050929][ T7123] deactivate_locked_super+0xc4/0x12c [ 82.051715][ T7123] deactivate_super+0xe0/0x100 [ 82.052419][ T7123] cleanup_mnt+0x31c/0x3ac [ 82.053051][ T7123] __cleanup_mnt+0x20/0x30 [ 82.053728][ T7123] task_work_run+0x1dc/0x260 [ 82.054384][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 82.055094][ T7123] el0_svc+0x170/0x254 [ 82.055674][ T7123] el0t_64_sync_handler+0x84/0x12c [ 82.056461][ T7123] el0t_64_sync+0x198/0x19c [ 82.057132][ T7123] irq event stamp: 428416 [ 82.057820][ T7123] hardirqs last enabled at (428415): [] kasan_quarantine_put+0x1a0/0x1c8 [ 82.059309][ T7123] hardirqs last disabled at (428416): [] el1_brk64+0x20/0x54 [ 82.060638][ T7123] softirqs last enabled at (428394): [] handle_softirqs+0xaf8/0xc88 [ 82.062029][ T7123] softirqs last disabled at (428209): [] __do_softirq+0x14/0x20 [ 82.063352][ T7123] ---[ end trace 0000000000000000 ]--- [ 82.064881][ T7123] ------------[ cut here ]------------ [ 82.064890][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.067441][ T7123] Modules linked in: [ 82.067991][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.069449][ T7123] Tainted: [W]=WARN [ 82.070021][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.071462][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.072597][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.073622][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 82.074654][ T7123] sp : ffff80009d667350 [ 82.075305][ T7123] x29: ffff80009d667370 x28: 1fffe0001b463910 x27: dfff800000000000 [ 82.076560][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 82.077667][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000018000 [ 82.078810][ T7123] x20: ffff0000da31c880 x19: 0000000000000000 x18: 1fffe000337db690 [ 82.079956][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 82.081110][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 82.082379][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.083501][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 82.084726][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 82.085922][ T7123] x2 : 0000000000000001 x1 : 0000000000018000 x0 : 0000000000000000 [ 82.087201][ T7123] Call trace: [ 82.087720][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 82.088759][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 82.089621][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 82.090445][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 82.091442][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 82.092302][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 82.093168][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 82.093876][ T7123] sync_filesystem+0x1a0/0x218 [ 82.094623][ T7123] generic_shutdown_super+0x70/0x2b8 [ 82.095460][ T7123] kill_anon_super+0x4c/0x7c [ 82.096155][ T7123] btrfs_kill_super+0x40/0x58 [ 82.096900][ T7123] deactivate_locked_super+0xc4/0x12c [ 82.097679][ T7123] deactivate_super+0xe0/0x100 [ 82.098402][ T7123] cleanup_mnt+0x31c/0x3ac [ 82.099018][ T7123] __cleanup_mnt+0x20/0x30 [ 82.099724][ T7123] task_work_run+0x1dc/0x260 [ 82.100405][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 82.101159][ T7123] el0_svc+0x170/0x254 [ 82.101743][ T7123] el0t_64_sync_handler+0x84/0x12c [ 82.102459][ T7123] el0t_64_sync+0x198/0x19c [ 82.103089][ T7123] irq event stamp: 428522 [ 82.103664][ T7123] hardirqs last enabled at (428521): [] kasan_quarantine_put+0x1a0/0x1c8 [ 82.105138][ T7123] hardirqs last disabled at (428522): [] el1_brk64+0x20/0x54 [ 82.106638][ T7123] softirqs last enabled at (428496): [] handle_softirqs+0xaf8/0xc88 [ 82.107981][ T7123] softirqs last disabled at (428419): [] __do_softirq+0x14/0x20 [ 82.109238][ T7123] ---[ end trace 0000000000000000 ]--- [ 82.110641][ T7123] ------------[ cut here ]------------ [ 82.110649][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.113069][ T7123] Modules linked in: [ 82.113663][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.115263][ T7123] Tainted: [W]=WARN [ 82.115818][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.117227][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.118380][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.119457][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 82.120417][ T7123] sp : ffff80009d667610 [ 82.120992][ T7123] x29: ffff80009d667630 x28: 1fffe0001b463910 x27: dfff800000000000 [ 82.122103][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 82.123340][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 82.124452][ T7123] x20: ffff0000da31c880 x19: 0000000000000000 x18: 1fffe000337db690 [ 82.125715][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 82.126932][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 82.128071][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.129237][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 82.130401][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 82.131629][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 82.132874][ T7123] Call trace: [ 82.133321][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 82.134305][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 82.135121][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 82.136143][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 82.137104][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 82.137933][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 82.138543][ T7123] sync_filesystem+0x1a0/0x218 [ 82.139339][ T7123] generic_shutdown_super+0x70/0x2b8 [ 82.140190][ T7123] kill_anon_super+0x4c/0x7c [ 82.140927][ T7123] btrfs_kill_super+0x40/0x58 [ 82.141660][ T7123] deactivate_locked_super+0xc4/0x12c [ 82.142472][ T7123] deactivate_super+0xe0/0x100 [ 82.143240][ T7123] cleanup_mnt+0x31c/0x3ac [ 82.143918][ T7123] __cleanup_mnt+0x20/0x30 [ 82.144626][ T7123] task_work_run+0x1dc/0x260 [ 82.145334][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 82.146101][ T7123] el0_svc+0x170/0x254 [ 82.146729][ T7123] el0t_64_sync_handler+0x84/0x12c [ 82.147562][ T7123] el0t_64_sync+0x198/0x19c [ 82.148260][ T7123] irq event stamp: 428666 [ 82.148900][ T7123] hardirqs last enabled at (428665): [] kasan_quarantine_put+0x1a0/0x1c8 [ 82.150384][ T7123] hardirqs last disabled at (428666): [] el1_brk64+0x20/0x54 [ 82.151703][ T7123] softirqs last enabled at (428642): [] handle_softirqs+0xaf8/0xc88 [ 82.153240][ T7123] softirqs last disabled at (428525): [] __do_softirq+0x14/0x20 [ 82.154606][ T7123] ---[ end trace 0000000000000000 ]--- [ 82.155787][ T7123] ------------[ cut here ]------------ [ 82.155795][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.158236][ T7123] Modules linked in: [ 82.158871][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.160551][ T7123] Tainted: [W]=WARN [ 82.161125][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.162649][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.163764][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.164880][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 82.165900][ T7123] sp : ffff80009d667610 [ 82.166544][ T7123] x29: ffff80009d667630 x28: 1fffe0001b463910 x27: dfff800000000000 [ 82.167769][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 82.168983][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 82.170215][ T7123] x20: ffff0000da31c880 x19: 0000000000000000 x18: 1fffe000337db690 [ 82.171410][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 82.172666][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 82.173951][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.175348][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 82.176666][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 82.177942][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 82.179206][ T7123] Call trace: [ 82.179713][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 82.180837][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 82.181698][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 82.182744][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 82.183705][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 82.184579][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 82.185348][ T7123] sync_filesystem+0x1a0/0x218 [ 82.186104][ T7123] generic_shutdown_super+0x70/0x2b8 [ 82.186963][ T7123] kill_anon_super+0x4c/0x7c [ 82.187620][ T7123] btrfs_kill_super+0x40/0x58 [ 82.188390][ T7123] deactivate_locked_super+0xc4/0x12c [ 82.189156][ T7123] deactivate_super+0xe0/0x100 [ 82.189829][ T7123] cleanup_mnt+0x31c/0x3ac [ 82.190450][ T7123] __cleanup_mnt+0x20/0x30 [ 82.191099][ T7123] task_work_run+0x1dc/0x260 [ 82.191898][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 82.192709][ T7123] el0_svc+0x170/0x254 [ 82.193357][ T7123] el0t_64_sync_handler+0x84/0x12c [ 82.194278][ T7123] el0t_64_sync+0x198/0x19c [ 82.194981][ T7123] irq event stamp: 428726 [ 82.195660][ T7123] hardirqs last enabled at (428725): [] finish_lock_switch+0xb0/0x1c0 [ 82.197126][ T7123] hardirqs last disabled at (428726): [] el1_brk64+0x20/0x54 [ 82.198417][ T7123] softirqs last enabled at (428722): [] handle_softirqs+0xaf8/0xc88 [ 82.199752][ T7123] softirqs last disabled at (428669): [] __do_softirq+0x14/0x20 [ 82.201055][ T7123] ---[ end trace 0000000000000000 ]--- [ 82.202103][ T7123] ------------[ cut here ]------------ [ 82.202109][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.204388][ T7123] Modules linked in: [ 82.204951][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.206525][ T7123] Tainted: [W]=WARN [ 82.207090][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.208499][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.209779][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.210855][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 82.211926][ T7123] sp : ffff80009d667610 [ 82.212569][ T7123] x29: ffff80009d667630 x28: 1fffe0001b463910 x27: dfff800000000000 [ 82.213799][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 82.215010][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 82.216242][ T7123] x20: ffff0000da31c880 x19: 0000000000000000 x18: 1fffe000337db690 [ 82.217376][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 82.218535][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 82.219716][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.220905][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 82.222064][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 82.223297][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 82.224550][ T7123] Call trace: [ 82.225038][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 82.226124][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 82.226941][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 82.227857][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 82.228740][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 82.229549][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 82.230212][ T7123] sync_filesystem+0x1a0/0x218 [ 82.230919][ T7123] generic_shutdown_super+0x70/0x2b8 [ 82.231815][ T7123] kill_anon_super+0x4c/0x7c [ 82.232489][ T7123] btrfs_kill_super+0x40/0x58 [ 82.233282][ T7123] deactivate_locked_super+0xc4/0x12c [ 82.234148][ T7123] deactivate_super+0xe0/0x100 [ 82.234941][ T7123] cleanup_mnt+0x31c/0x3ac [ 82.235614][ T7123] __cleanup_mnt+0x20/0x30 [ 82.236303][ T7123] task_work_run+0x1dc/0x260 [ 82.236966][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 82.237738][ T7123] el0_svc+0x170/0x254 [ 82.238356][ T7123] el0t_64_sync_handler+0x84/0x12c [ 82.239112][ T7123] el0t_64_sync+0x198/0x19c [ 82.239809][ T7123] irq event stamp: 428758 [ 82.240434][ T7123] hardirqs last enabled at (428757): [] finish_lock_switch+0xb0/0x1c0 [ 82.241902][ T7123] hardirqs last disabled at (428758): [] el1_brk64+0x20/0x54 [ 82.243182][ T7123] softirqs last enabled at (428754): [] handle_softirqs+0xaf8/0xc88 [ 82.244574][ T7123] softirqs last disabled at (428729): [] __do_softirq+0x14/0x20 [ 82.245820][ T7123] ---[ end trace 0000000000000000 ]--- [ 82.247034][ T7123] ------------[ cut here ]------------ [ 82.247042][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 82.249294][ T7123] Modules linked in: [ 82.249871][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.251381][ T7123] Tainted: [W]=WARN [ 82.251886][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.253417][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.254571][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 82.255492][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 82.256315][ T7123] sp : ffff80009d666a60 [ 82.256966][ T7123] x29: ffff80009d666aa0 x28: 0000000000001000 x27: 0000000000000001 [ 82.258127][ T7123] x26: ffff0000da31c880 x25: fffffffffffff000 x24: 0000000000000000 [ 82.259330][ T7123] x23: 1fffe0001b463910 x22: 0000000000001000 x21: dfff800000000000 [ 82.260498][ T7123] x20: ffff0000da31c800 x19: ffff0000d2242800 x18: 1fffe000337db690 [ 82.261705][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accd34 [ 82.262992][ T7123] x14: 1ffff00013accd34 x13: 0000000000000004 x12: ffffffffffffffff [ 82.264162][ T7123] x11: ffff700013accd34 x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.265357][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 82.266574][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 82.267773][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 82.268966][ T7123] Call trace: [ 82.269439][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 82.270332][ T7123] find_free_extent+0x37fc/0x4fc0 [ 82.271108][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 82.271837][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 82.272598][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 82.273428][ T7123] btrfs_cow_block+0x328/0x940 [ 82.274171][ T7123] btrfs_search_slot+0x96c/0x223c [ 82.274927][ T7123] btrfs_insert_empty_items+0xa4/0x17c [ 82.275746][ T7123] __btrfs_commit_inode_delayed_items+0x880/0x1748 [ 82.276784][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 82.277626][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 82.278438][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 82.279200][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 82.279906][ T7123] sync_filesystem+0x1a0/0x218 [ 82.280631][ T7123] generic_shutdown_super+0x70/0x2b8 [ 82.281443][ T7123] kill_anon_super+0x4c/0x7c [ 82.282098][ T7123] btrfs_kill_super+0x40/0x58 [ 82.282791][ T7123] deactivate_locked_super+0xc4/0x12c [ 82.283599][ T7123] deactivate_super+0xe0/0x100 [ 82.284323][ T7123] cleanup_mnt+0x31c/0x3ac [ 82.285030][ T7123] __cleanup_mnt+0x20/0x30 [ 82.285676][ T7123] task_work_run+0x1dc/0x260 [ 82.286344][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 82.287135][ T7123] el0_svc+0x170/0x254 [ 82.287729][ T7123] el0t_64_sync_handler+0x84/0x12c [ 82.288440][ T7123] el0t_64_sync+0x198/0x19c [ 82.289087][ T7123] irq event stamp: 428898 [ 82.289785][ T7123] hardirqs last enabled at (428897): [] btrfs_get_alloc_profile+0x110/0xab0 [ 82.291477][ T7123] hardirqs last disabled at (428898): [] el1_brk64+0x20/0x54 [ 82.292958][ T7123] softirqs last enabled at (428882): [] handle_softirqs+0xaf8/0xc88 [ 82.294457][ T7123] softirqs last disabled at (428761): [] __do_softirq+0x14/0x20 [ 82.295888][ T7123] ---[ end trace 0000000000000000 ]--- [ 82.297334][ T7123] ------------[ cut here ]------------ [ 82.297341][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.299958][ T7123] Modules linked in: [ 82.300585][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.302288][ T7123] Tainted: [W]=WARN [ 82.302948][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.304495][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.305693][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.306783][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 82.307847][ T7123] sp : ffff80009d667410 [ 82.308504][ T7123] x29: ffff80009d667430 x28: 1fffe0001b463910 x27: dfff800000000000 [ 82.309805][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 82.311012][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 000000000000e000 [ 82.312086][ T7123] x20: ffff0000da31c880 x19: 0000000000000000 x18: 1fffe000337db690 [ 82.313338][ T7123] x17: 00bea98bdb180000 x16: ffff800082deb6c0 x15: ffff700013acce78 [ 82.314532][ T7123] x14: 1ffff00013acce78 x13: 0000000000000004 x12: ffffffffffffffff [ 82.315675][ T7123] x11: ffff700013acce78 x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.316882][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 82.318015][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 82.319195][ T7123] x2 : 0000000000000001 x1 : 000000000000e000 x0 : 0000000000000000 [ 82.320430][ T7123] Call trace: [ 82.320894][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 82.321889][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 82.322720][ T7123] __btrfs_commit_inode_delayed_items+0xb00/0x1748 [ 82.323643][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 82.324383][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 82.325148][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 82.325941][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 82.326573][ T7123] sync_filesystem+0x1a0/0x218 [ 82.327224][ T7123] generic_shutdown_super+0x70/0x2b8 [ 82.327953][ T7123] kill_anon_super+0x4c/0x7c [ 82.328638][ T7123] btrfs_kill_super+0x40/0x58 [ 82.329306][ T7123] deactivate_locked_super+0xc4/0x12c [ 82.330064][ T7123] deactivate_super+0xe0/0x100 [ 82.330854][ T7123] cleanup_mnt+0x31c/0x3ac [ 82.331528][ T7123] __cleanup_mnt+0x20/0x30 [ 82.332123][ T7123] task_work_run+0x1dc/0x260 [ 82.332788][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 82.333534][ T7123] el0_svc+0x170/0x254 [ 82.334165][ T7123] el0t_64_sync_handler+0x84/0x12c [ 82.334889][ T7123] el0t_64_sync+0x198/0x19c [ 82.335552][ T7123] irq event stamp: 429030 [ 82.336138][ T7123] hardirqs last enabled at (429029): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 82.337579][ T7123] hardirqs last disabled at (429030): [] el1_brk64+0x20/0x54 [ 82.338825][ T7123] softirqs last enabled at (429010): [] handle_softirqs+0xaf8/0xc88 [ 82.340156][ T7123] softirqs last disabled at (428901): [] __do_softirq+0x14/0x20 [ 82.341465][ T7123] ---[ end trace 0000000000000000 ]--- [ 82.342740][ T7123] ------------[ cut here ]------------ [ 82.342748][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.345105][ T7123] Modules linked in: [ 82.345721][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.347332][ T7123] Tainted: [W]=WARN [ 82.347872][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.349325][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.350439][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.351450][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 82.352500][ T7123] sp : ffff80009d6672f0 [ 82.353187][ T7123] x29: ffff80009d667310 x28: 1fffe0001b463910 x27: dfff800000000000 [ 82.354572][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 82.355668][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 82.356976][ T7123] x20: ffff0000da31c880 x19: 0000000000000000 x18: 1fffe000337db690 [ 82.358135][ T7123] x17: 00bea98bdb180000 x16: ffff800082deb6c0 x15: ffff700013acce54 [ 82.359352][ T7123] x14: 1ffff00013acce54 x13: 0000000000000004 x12: ffffffffffffffff [ 82.360672][ T7123] x11: ffff700013acce54 x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.362011][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 82.363352][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 82.364635][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 82.365855][ T7123] Call trace: [ 82.366366][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 82.367454][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 82.368397][ T7123] __btrfs_update_delayed_inode+0x590/0xed0 [ 82.369323][ T7123] __btrfs_commit_inode_delayed_items+0x15f8/0x1748 [ 82.370409][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 82.371315][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 82.372208][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 82.373063][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 82.373827][ T7123] sync_filesystem+0x1a0/0x218 [ 82.374601][ T7123] generic_shutdown_super+0x70/0x2b8 [ 82.375445][ T7123] kill_anon_super+0x4c/0x7c [ 82.376178][ T7123] btrfs_kill_super+0x40/0x58 [ 82.376954][ T7123] deactivate_locked_super+0xc4/0x12c [ 82.377780][ T7123] deactivate_super+0xe0/0x100 [ 82.378473][ T7123] cleanup_mnt+0x31c/0x3ac [ 82.379185][ T7123] __cleanup_mnt+0x20/0x30 [ 82.379831][ T7123] task_work_run+0x1dc/0x260 [ 82.380479][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 82.381290][ T7123] el0_svc+0x170/0x254 [ 82.381902][ T7123] el0t_64_sync_handler+0x84/0x12c [ 82.382644][ T7123] el0t_64_sync+0x198/0x19c [ 82.383303][ T7123] irq event stamp: 429192 [ 82.383941][ T7123] hardirqs last enabled at (429191): [] kasan_quarantine_put+0x1a0/0x1c8 [ 82.385415][ T7123] hardirqs last disabled at (429192): [] el1_brk64+0x20/0x54 [ 82.386699][ T7123] softirqs last enabled at (429186): [] handle_softirqs+0xaf8/0xc88 [ 82.388114][ T7123] softirqs last disabled at (429033): [] __do_softirq+0x14/0x20 [ 82.389423][ T7123] ---[ end trace 0000000000000000 ]--- [ 82.390905][ T7123] ------------[ cut here ]------------ [ 82.390913][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 82.393267][ T7123] Modules linked in: [ 82.393825][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.395385][ T7123] Tainted: [W]=WARN [ 82.395940][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.397349][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.398570][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 82.399487][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 82.400418][ T7123] sp : ffff80009d666bc0 [ 82.401047][ T7123] x29: ffff80009d666c00 x28: 0000000000001000 x27: 0000000000000001 [ 82.402226][ T7123] x26: ffff0000da31c880 x25: fffffffffffff000 x24: 0000000000000000 [ 82.403399][ T7123] x23: 1fffe0001b463910 x22: 0000000000001000 x21: dfff800000000000 [ 82.404621][ T7123] x20: ffff0000da31c800 x19: ffff0000d2242800 x18: 1fffe000337db690 [ 82.405845][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013accd60 [ 82.407047][ T7123] x14: 1ffff00013accd60 x13: 0000000000000004 x12: ffffffffffffffff [ 82.408187][ T7123] x11: ffff700013accd60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.409353][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 82.410548][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 82.411707][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 82.412829][ T7123] Call trace: [ 82.413285][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 82.414139][ T7123] find_free_extent+0x37fc/0x4fc0 [ 82.414873][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 82.415603][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 82.416448][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 82.417291][ T7123] btrfs_cow_block+0x328/0x940 [ 82.418014][ T7123] btrfs_search_slot+0x96c/0x223c [ 82.418765][ T7123] btrfs_update_root+0xe4/0xcd8 [ 82.419533][ T7123] commit_fs_roots+0x440/0x784 [ 82.420195][ T7123] btrfs_commit_transaction+0x108c/0x2ce4 [ 82.421095][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 82.421770][ T7123] sync_filesystem+0x1a0/0x218 [ 82.422471][ T7123] generic_shutdown_super+0x70/0x2b8 [ 82.423292][ T7123] kill_anon_super+0x4c/0x7c [ 82.423987][ T7123] btrfs_kill_super+0x40/0x58 [ 82.424628][ T7123] deactivate_locked_super+0xc4/0x12c [ 82.425368][ T7123] deactivate_super+0xe0/0x100 [ 82.426074][ T7123] cleanup_mnt+0x31c/0x3ac [ 82.426695][ T7123] __cleanup_mnt+0x20/0x30 [ 82.427346][ T7123] task_work_run+0x1dc/0x260 [ 82.428048][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 82.428825][ T7123] el0_svc+0x170/0x254 [ 82.429424][ T7123] el0t_64_sync_handler+0x84/0x12c [ 82.430244][ T7123] el0t_64_sync+0x198/0x19c [ 82.430879][ T7123] irq event stamp: 429312 [ 82.431486][ T7123] hardirqs last enabled at (429311): [] btrfs_get_alloc_profile+0x110/0xab0 [ 82.432977][ T7123] hardirqs last disabled at (429312): [] el1_brk64+0x20/0x54 [ 82.434298][ T7123] softirqs last enabled at (429242): [] handle_softirqs+0xaf8/0xc88 [ 82.435681][ T7123] softirqs last disabled at (429195): [] __do_softirq+0x14/0x20 [ 82.437023][ T7123] ---[ end trace 0000000000000000 ]--- [ 82.440495][ T7123] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 82.452006][ T7123] ------------[ cut here ]------------ [ 82.452019][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.454561][ T7123] Modules linked in: [ 82.455114][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.456621][ T7123] Tainted: [W]=WARN [ 82.457168][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.458563][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.459692][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 82.460704][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 82.461719][ T7123] sp : ffff80009d667850 [ 82.462310][ T7123] x29: ffff80009d667870 x28: 1fffe0001b463910 x27: dfff800000000000 [ 82.463465][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 82.464648][ T7123] x23: 0000000000000005 x22: 0000000000001000 x21: 0000000000160000 [ 82.465812][ T7123] x20: ffff0000da31c880 x19: 0000000000000000 x18: 1fffe000337db690 [ 82.466986][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accf00 [ 82.468256][ T7123] x14: 1ffff00013accf00 x13: 0000000000000004 x12: ffffffffffffffff [ 82.469326][ T7123] x11: ffff700013accf00 x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.470593][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 82.471934][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 82.473153][ T7123] x2 : 0000000000000001 x1 : 0000000000160000 x0 : 0000000000001000 [ 82.474429][ T7123] Call trace: [ 82.474908][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 82.475955][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 82.476756][ T7123] btrfs_release_global_block_rsv+0x38/0x22c [ 82.477629][ T7123] btrfs_free_block_groups+0xa4c/0xd10 [ 82.478421][ T7123] close_ctree+0x650/0x113c [ 82.479201][ T7123] btrfs_put_super+0x1ac/0x1c0 [ 82.480004][ T7123] generic_shutdown_super+0x12c/0x2b8 [ 82.480812][ T7123] kill_anon_super+0x4c/0x7c [ 82.481508][ T7123] btrfs_kill_super+0x40/0x58 [ 82.482282][ T7123] deactivate_locked_super+0xc4/0x12c [ 82.483100][ T7123] deactivate_super+0xe0/0x100 [ 82.483897][ T7123] cleanup_mnt+0x31c/0x3ac [ 82.484601][ T7123] __cleanup_mnt+0x20/0x30 [ 82.485342][ T7123] task_work_run+0x1dc/0x260 [ 82.486090][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 82.486917][ T7123] el0_svc+0x170/0x254 [ 82.487576][ T7123] el0t_64_sync_handler+0x84/0x12c [ 82.488333][ T7123] el0t_64_sync+0x198/0x19c [ 82.489036][ T7123] irq event stamp: 431460 [ 82.489675][ T7123] hardirqs last enabled at (431459): [] kasan_quarantine_put+0x1a0/0x1c8 [ 82.491198][ T7123] hardirqs last disabled at (431460): [] el1_brk64+0x20/0x54 [ 82.492577][ T7123] softirqs last enabled at (430694): [] handle_softirqs+0xaf8/0xc88 [ 82.494073][ T7123] softirqs last disabled at (430653): [] __do_softirq+0x14/0x20 [ 82.495483][ T7123] ---[ end trace 0000000000000000 ]--- [ 82.599208][ T7476] loop0: detected capacity change from 0 to 32768 [ 82.599798][ T7476] btrfs: Deprecated parameter 'usebackuproot' [ 82.599808][ T7476] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 82.602431][ T7476] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.31 (7476) [ 82.606820][ T7476] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 82.608593][ T7476] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 82.615048][ T1236] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 82.617225][ T7476] BTRFS error (device loop0): failed to load root extent [ 82.617268][ T7476] BTRFS warning (device loop0): try to load backup roots slot 1 [ 82.619717][ T1236] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 82.621857][ T7476] BTRFS warning (device loop0): couldn't read tree root [ 82.621889][ T7476] BTRFS warning (device loop0): try to load backup roots slot 2 [ 82.624762][ T1236] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 82.626467][ T7476] BTRFS warning (device loop0): couldn't read tree root [ 82.626496][ T7476] BTRFS warning (device loop0): try to load backup roots slot 3 [ 82.635628][ T7476] BTRFS info (device loop0): rebuilding free space tree [ 82.639358][ T7476] BTRFS info (device loop0): checking UUID tree [ 82.644111][ T7476] BTRFS info (device loop0): setting nodatasum [ 82.645092][ T7476] BTRFS info (device loop0): setting nodatacow [ 82.646239][ T7476] BTRFS info (device loop0): enabling ssd optimizations [ 82.647498][ T7476] BTRFS info (device loop0): turning off barriers [ 82.648623][ T7476] BTRFS info (device loop0): turning on sync discard [ 82.649852][ T7476] BTRFS info (device loop0): enabling free space tree [ 82.651341][ T7476] BTRFS info (device loop0): force clearing of disk cache [ 82.652594][ T7476] BTRFS info (device loop0): trying to use backup root at mount time [ 82.656546][ T7476] BTRFS info (device loop0): max_inline set to 0 [ 82.659848][ T7476] FAULT_INJECTION: forcing a failure. [ 82.659848][ T7476] name failslab, interval 1, probability 0, space 0, times 0 [ 82.662038][ T7476] CPU: 1 UID: 0 PID: 7476 Comm: syz.0.31 Tainted: G W syzkaller #0 PREEMPT [ 82.662059][ T7476] Tainted: [W]=WARN [ 82.662065][ T7476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.662072][ T7476] Call trace: [ 82.662078][ T7476] show_stack+0x2c/0x3c (C) [ 82.662094][ T7476] __dump_stack+0x30/0x40 [ 82.662101][ T7476] dump_stack_lvl+0xd8/0x12c [ 82.662106][ T7476] dump_stack+0x1c/0x28 [ 82.662111][ T7476] should_fail_ex+0x41c/0x594 [ 82.662118][ T7476] should_failslab+0xc0/0x128 [ 82.662126][ T7476] __kmalloc_noprof+0xf4/0x728 [ 82.662131][ T7476] btrfs_create_chunk+0x6b8/0x2674 [ 82.662138][ T7476] btrfs_chunk_alloc+0x818/0x14f0 [ 82.662144][ T7476] find_free_extent+0x2f8c/0x4fc0 [ 82.662150][ T7476] btrfs_reserve_extent+0x22c/0x624 [ 82.662156][ T7476] btrfs_get_blocks_direct_write+0x550/0xa14 [ 82.662163][ T7476] btrfs_dio_iomap_begin+0x86c/0xd24 [ 82.662169][ T7476] iomap_iter+0x494/0xe10 [ 82.662174][ T7476] __iomap_dio_rw+0xa00/0x1c60 [ 82.662180][ T7476] btrfs_direct_write+0x6c8/0x980 [ 82.662186][ T7476] btrfs_do_write_iter+0x1f0/0x5dc [ 82.662193][ T7476] btrfs_file_write_iter+0x2c/0x3c [ 82.662199][ T7476] do_iter_readv_writev+0x4bc/0x720 [ 82.662205][ T7476] vfs_writev+0x29c/0x7cc [ 82.662211][ T7476] __arm64_sys_pwritev2+0x1bc/0x2cc [ 82.662216][ T7476] invoke_syscall+0x98/0x254 [ 82.662221][ T7476] el0_svc_common+0x130/0x23c [ 82.662226][ T7476] do_el0_svc+0x48/0x58 [ 82.662230][ T7476] el0_svc+0x5c/0x254 [ 82.662237][ T7476] el0t_64_sync_handler+0x84/0x12c [ 82.662243][ T7476] el0t_64_sync+0x198/0x19c [ 82.663856][ T7476] BTRFS error (device loop0 state A): Transaction aborted (error -12) [ 82.663876][ T7476] BTRFS: error (device loop0 state A) in find_free_extent_update_loop:4220: errno=-12 Out of memory [ 82.663886][ T7476] BTRFS info (device loop0 state EA): forced readonly [ 82.667135][ T7123] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf 1970/01/01 00:01:22 executed programs: 17 [ 82.786479][ T7495] loop0: detected capacity change from 0 to 32768 [ 82.787617][ T7495] btrfs: Deprecated parameter 'usebackuproot' [ 82.787658][ T7495] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 82.788143][ T7495] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.32 (7495) [ 82.794559][ T7495] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 82.796223][ T7495] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 82.813153][ T39] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 82.815653][ T7495] BTRFS error (device loop0): failed to load root extent [ 82.816790][ T7495] BTRFS warning (device loop0): try to load backup roots slot 1 [ 82.818328][ T39] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 82.820377][ T7495] BTRFS warning (device loop0): couldn't read tree root [ 82.820409][ T7495] BTRFS warning (device loop0): try to load backup roots slot 2 [ 82.822774][ T39] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 82.825612][ T7495] BTRFS warning (device loop0): couldn't read tree root [ 82.826716][ T7495] BTRFS warning (device loop0): try to load backup roots slot 3 [ 82.830886][ T7495] BTRFS info (device loop0): rebuilding free space tree [ 82.835056][ T7495] BTRFS info (device loop0): checking UUID tree [ 82.836534][ T7495] BTRFS info (device loop0): setting nodatasum [ 82.837581][ T7495] BTRFS info (device loop0): setting nodatacow [ 82.838603][ T7495] BTRFS info (device loop0): enabling ssd optimizations [ 82.839836][ T7495] BTRFS info (device loop0): turning off barriers [ 82.840826][ T7495] BTRFS info (device loop0): turning on sync discard [ 82.841908][ T7495] BTRFS info (device loop0): enabling free space tree [ 82.843032][ T7495] BTRFS info (device loop0): force clearing of disk cache [ 82.844073][ T7495] BTRFS info (device loop0): trying to use backup root at mount time [ 82.844093][ T7495] BTRFS info (device loop0): max_inline set to 0 [ 82.854183][ T7495] ** replaying previous printk message ** [ 82.854183][ T7495] FAULT_INJECTION: forcing a failure. [ 82.854183][ T7495] name failslab, interval 1, probability 0, space 0, times 0 [ 82.854220][ T7495] CPU: 0 UID: 0 PID: 7495 Comm: syz.0.32 Tainted: G W syzkaller #0 PREEMPT [ 82.854233][ T7495] Tainted: [W]=WARN [ 82.854237][ T7495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.854243][ T7495] Call trace: [ 82.854247][ T7495] show_stack+0x2c/0x3c (C) [ 82.854263][ T7495] __dump_stack+0x30/0x40 [ 82.854270][ T7495] dump_stack_lvl+0xd8/0x12c [ 82.854275][ T7495] dump_stack+0x1c/0x28 [ 82.854280][ T7495] should_fail_ex+0x41c/0x594 [ 82.854287][ T7495] should_failslab+0xc0/0x128 [ 82.854295][ T7495] kmem_cache_alloc_noprof+0x80/0x648 [ 82.854300][ T7495] btrfs_alloc_extent_map+0x28/0xec [ 82.854306][ T7495] btrfs_create_io_em+0x3b4/0x5f4 [ 82.854313][ T7495] btrfs_create_dio_extent+0x64/0x188 [ 82.854320][ T7495] btrfs_get_blocks_direct_write+0x658/0xa14 [ 82.854326][ T7495] btrfs_dio_iomap_begin+0x86c/0xd24 [ 82.854333][ T7495] iomap_iter+0x494/0xe10 [ 82.854339][ T7495] __iomap_dio_rw+0xa00/0x1c60 [ 82.854345][ T7495] btrfs_direct_write+0x6c8/0x980 [ 82.854351][ T7495] btrfs_do_write_iter+0x1f0/0x5dc [ 82.854357][ T7495] btrfs_file_write_iter+0x2c/0x3c [ 82.854364][ T7495] do_iter_readv_writev+0x4bc/0x720 [ 82.854370][ T7495] vfs_writev+0x29c/0x7cc [ 82.854376][ T7495] __arm64_sys_pwritev2+0x1bc/0x2cc [ 82.854381][ T7495] invoke_syscall+0x98/0x254 [ 82.854386][ T7495] el0_svc_common+0x130/0x23c [ 82.854391][ T7495] do_el0_svc+0x48/0x58 [ 82.854396][ T7495] el0_svc+0x5c/0x254 [ 82.854403][ T7495] el0t_64_sync_handler+0x84/0x12c [ 82.854409][ T7495] el0t_64_sync+0x198/0x19c [ 82.854555][ T7495] ------------[ cut here ]------------ [ 82.854558][ T7495] WARNING: CPU: 0 PID: 7495 at fs/btrfs/space-info.h:265 btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 82.883099][ T7495] Modules linked in: [ 82.883638][ T7495] CPU: 0 UID: 0 PID: 7495 Comm: syz.0.32 Tainted: G W syzkaller #0 PREEMPT [ 82.885085][ T7495] Tainted: [W]=WARN [ 82.885645][ T7495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.887100][ T7495] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.888220][ T7495] pc : btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 82.889318][ T7495] lr : btrfs_free_reserved_data_space_noquota+0x3f8/0x6d0 [ 82.890274][ T7495] sp : ffff80009c9d7140 [ 82.890858][ T7495] x29: ffff80009c9d7160 x28: 1fffe0001bb2d800 x27: dfff800000000000 [ 82.892220][ T7495] x26: ffff80008f57e768 x25: 0000000000000005 x24: 0000000000800000 [ 82.893545][ T7495] x23: ffff0000dd96c080 x22: 1fffe0001bb2d810 x21: 00000000005cd000 [ 82.894804][ T7495] x20: ffff0000dd96c000 x19: 0000000000000000 x18: 1fffe000337db690 [ 82.896014][ T7495] x17: 70202c31206c6176 x16: ffff800082deb6c0 x15: ffff70001393ae10 [ 82.897265][ T7495] x14: 1ffff0001393ae10 x13: 0000000000000004 x12: ffffffffffffffff [ 82.898462][ T7495] x11: ffff70001393ae10 x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.899702][ T7495] x8 : ffff0000d694bd80 x7 : ffff80008259886c x6 : 0000000000000000 [ 82.900913][ T7495] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000800000 [ 82.902143][ T7495] x2 : 0000000000000005 x1 : 0000000000800000 x0 : 00000000005cd000 [ 82.903301][ T7495] Call trace: [ 82.903786][ T7495] btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 (P) [ 82.904842][ T7495] btrfs_free_reserved_data_space+0xb4/0xf8 [ 82.905737][ T7495] btrfs_dio_iomap_begin+0x714/0xd24 [ 82.906467][ T7495] iomap_iter+0x494/0xe10 [ 82.907080][ T7495] __iomap_dio_rw+0xa00/0x1c60 [ 82.907805][ T7495] btrfs_direct_write+0x6c8/0x980 [ 82.908520][ T7495] btrfs_do_write_iter+0x1f0/0x5dc [ 82.909269][ T7495] btrfs_file_write_iter+0x2c/0x3c [ 82.909962][ T7495] do_iter_readv_writev+0x4bc/0x720 [ 82.910702][ T7495] vfs_writev+0x29c/0x7cc [ 82.911370][ T7495] __arm64_sys_pwritev2+0x1bc/0x2cc [ 82.912200][ T7495] invoke_syscall+0x98/0x254 [ 82.912945][ T7495] el0_svc_common+0x130/0x23c [ 82.913716][ T7495] do_el0_svc+0x48/0x58 [ 82.914378][ T7495] el0_svc+0x5c/0x254 [ 82.914987][ T7495] el0t_64_sync_handler+0x84/0x12c [ 82.915772][ T7495] el0t_64_sync+0x198/0x19c [ 82.916471][ T7495] irq event stamp: 46860 [ 82.917097][ T7495] hardirqs last enabled at (46859): [] kasan_quarantine_put+0x1a0/0x1c8 [ 82.918606][ T7495] hardirqs last disabled at (46860): [] el1_brk64+0x20/0x54 [ 82.919997][ T7495] softirqs last enabled at (46698): [] local_bh_enable+0x10/0x34 [ 82.921420][ T7495] softirqs last disabled at (46696): [] local_bh_disable+0x10/0x34 [ 82.922772][ T7495] ---[ end trace 0000000000000000 ]--- [ 82.928561][ T7123] ------------[ cut here ]------------ [ 82.928574][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 82.930990][ T7123] Modules linked in: [ 82.931563][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.933236][ T7123] Tainted: [W]=WARN [ 82.933840][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.935458][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.936673][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 82.937604][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 82.938467][ T7123] sp : ffff80009d666620 [ 82.939110][ T7123] x29: ffff80009d666660 x28: 0000000000001000 x27: 0000000000000001 [ 82.940340][ T7123] x26: ffff0000dd96c080 x25: fffffffffffff000 x24: 0000000000000000 [ 82.941510][ T7123] x23: 1fffe0001bb2d810 x22: 0000000000001000 x21: dfff800000000000 [ 82.942660][ T7123] x20: ffff0000dd96c000 x19: ffff0000dd968000 x18: 1fffe000337db690 [ 82.943836][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acccac [ 82.945123][ T7123] x14: 1ffff00013acccac x13: 0000000000000004 x12: ffffffffffffffff [ 82.946335][ T7123] x11: ffff700013acccac x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.947516][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 82.948628][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 82.949836][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 82.951215][ T7123] Call trace: [ 82.951717][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 82.952625][ T7123] find_free_extent+0x37fc/0x4fc0 [ 82.953419][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 82.954192][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 82.955068][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 82.955899][ T7123] btrfs_cow_block+0x328/0x940 [ 82.956618][ T7123] btrfs_search_slot+0x96c/0x223c [ 82.957386][ T7123] lookup_inline_extent_backref+0x2c4/0x143c [ 82.958332][ T7123] __btrfs_free_extent+0x374/0x39b8 [ 82.959052][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 82.959842][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 82.960645][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 82.961414][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 82.962033][ T7123] sync_filesystem+0x1a0/0x218 [ 82.962759][ T7123] generic_shutdown_super+0x70/0x2b8 [ 82.963550][ T7123] kill_anon_super+0x4c/0x7c [ 82.964232][ T7123] btrfs_kill_super+0x40/0x58 [ 82.964887][ T7123] deactivate_locked_super+0xc4/0x12c [ 82.965679][ T7123] deactivate_super+0xe0/0x100 [ 82.966332][ T7123] cleanup_mnt+0x31c/0x3ac [ 82.967007][ T7123] __cleanup_mnt+0x20/0x30 [ 82.967634][ T7123] task_work_run+0x1dc/0x260 [ 82.968274][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 82.969018][ T7123] el0_svc+0x170/0x254 [ 82.969593][ T7123] el0t_64_sync_handler+0x84/0x12c [ 82.970331][ T7123] el0t_64_sync+0x198/0x19c [ 82.971087][ T7123] irq event stamp: 482174 [ 82.971730][ T7123] hardirqs last enabled at (482173): [] btrfs_get_alloc_profile+0x110/0xab0 [ 82.973216][ T7123] hardirqs last disabled at (482174): [] el1_brk64+0x20/0x54 [ 82.974560][ T7123] softirqs last enabled at (481846): [] local_bh_enable+0x10/0x34 [ 82.975976][ T7123] softirqs last disabled at (481844): [] local_bh_disable+0x10/0x34 [ 82.977374][ T7123] ---[ end trace 0000000000000000 ]--- [ 82.979093][ T7123] ------------[ cut here ]------------ [ 82.979102][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 82.981564][ T7123] Modules linked in: [ 82.982236][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 82.983763][ T7123] Tainted: [W]=WARN [ 82.984321][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.985813][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 82.986981][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 82.987709][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 82.988552][ T7123] sp : ffff80009d6665a0 [ 82.989128][ T7123] x29: ffff80009d6665e0 x28: 0000000000001000 x27: 0000000000000001 [ 82.990462][ T7123] x26: ffff0000dd96c080 x25: fffffffffffff000 x24: 0000000000000000 [ 82.991751][ T7123] x23: 1fffe0001bb2d810 x22: 0000000000001000 x21: dfff800000000000 [ 82.993017][ T7123] x20: ffff0000dd96c000 x19: ffff0000dd968000 x18: 1fffe000337db690 [ 82.994247][ T7123] x17: ffff0001fea8c870 x16: ffff800082deb6c0 x15: ffff700013accc9c [ 82.995479][ T7123] x14: 1ffff00013accc9c x13: 0000000000000004 x12: ffffffffffffffff [ 82.996644][ T7123] x11: ffff700013accc9c x10: 0000000000ff0100 x9 : 0000000000000000 [ 82.997885][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 82.999104][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 83.000302][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 83.001503][ T7123] Call trace: [ 83.001934][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 83.002775][ T7123] find_free_extent+0x37fc/0x4fc0 [ 83.003497][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 83.004263][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 83.005070][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 83.005844][ T7123] btrfs_cow_block+0x328/0x940 [ 83.006474][ T7123] btrfs_search_slot+0x96c/0x223c [ 83.007127][ T7123] add_free_space_extent+0x22c/0xa18 [ 83.007881][ T7123] __btrfs_add_to_free_space_tree+0x190/0x234 [ 83.008757][ T7123] btrfs_add_to_free_space_tree+0x118/0x55c [ 83.009668][ T7123] __btrfs_free_extent+0xffc/0x39b8 [ 83.010495][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 83.011302][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 83.012085][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 83.012930][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.013627][ T7123] sync_filesystem+0x1a0/0x218 [ 83.014358][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.015109][ T7123] kill_anon_super+0x4c/0x7c [ 83.015819][ T7123] btrfs_kill_super+0x40/0x58 [ 83.016519][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.017327][ T7123] deactivate_super+0xe0/0x100 [ 83.017999][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.018684][ T7123] __cleanup_mnt+0x20/0x30 [ 83.019335][ T7123] task_work_run+0x1dc/0x260 [ 83.020019][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.020791][ T7123] el0_svc+0x170/0x254 [ 83.021384][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.022145][ T7123] el0t_64_sync+0x198/0x19c [ 83.022792][ T7123] irq event stamp: 482404 [ 83.023411][ T7123] hardirqs last enabled at (482403): [] btrfs_get_alloc_profile+0x110/0xab0 [ 83.024816][ T7123] hardirqs last disabled at (482404): [] el1_brk64+0x20/0x54 [ 83.026154][ T7123] softirqs last enabled at (482348): [] handle_softirqs+0xaf8/0xc88 [ 83.027549][ T7123] softirqs last disabled at (482177): [] __do_softirq+0x14/0x20 [ 83.028866][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.030698][ T7123] ------------[ cut here ]------------ [ 83.030705][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.033377][ T7123] Modules linked in: [ 83.033972][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.035628][ T7123] Tainted: [W]=WARN [ 83.036247][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.037769][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.038933][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.039877][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 83.040851][ T7123] sp : ffff80009d667350 [ 83.041472][ T7123] x29: ffff80009d667370 x28: 1fffe0001bb2d810 x27: dfff800000000000 [ 83.042660][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 83.043862][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000004000 [ 83.045081][ T7123] x20: ffff0000dd96c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 83.046211][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 83.047465][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 83.048637][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.049927][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 83.051048][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 83.052222][ T7123] x2 : 0000000000000001 x1 : 0000000000004000 x0 : 0000000000000000 [ 83.053392][ T7123] Call trace: [ 83.053816][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 83.054845][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 83.055625][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 83.056499][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 83.057271][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 83.057996][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 83.058774][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.059435][ T7123] sync_filesystem+0x1a0/0x218 [ 83.060090][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.060877][ T7123] kill_anon_super+0x4c/0x7c [ 83.061454][ T7123] btrfs_kill_super+0x40/0x58 [ 83.062076][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.062780][ T7123] deactivate_super+0xe0/0x100 [ 83.063447][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.064068][ T7123] __cleanup_mnt+0x20/0x30 [ 83.064700][ T7123] task_work_run+0x1dc/0x260 [ 83.065328][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.066041][ T7123] el0_svc+0x170/0x254 [ 83.066590][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.067331][ T7123] el0t_64_sync+0x198/0x19c [ 83.068022][ T7123] irq event stamp: 482620 [ 83.068681][ T7123] hardirqs last enabled at (482619): [] kasan_quarantine_put+0x1a0/0x1c8 [ 83.070155][ T7123] hardirqs last disabled at (482620): [] el1_brk64+0x20/0x54 [ 83.071412][ T7123] softirqs last enabled at (482432): [] handle_softirqs+0xaf8/0xc88 [ 83.072705][ T7123] softirqs last disabled at (482407): [] __do_softirq+0x14/0x20 [ 83.074110][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.076165][ T7123] ------------[ cut here ]------------ [ 83.076177][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.078759][ T7123] Modules linked in: [ 83.079301][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.080748][ T7123] Tainted: [W]=WARN [ 83.081281][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.082986][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.084203][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.085401][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 83.086519][ T7123] sp : ffff80009d667350 [ 83.087153][ T7123] x29: ffff80009d667370 x28: 1fffe0001bb2d810 x27: dfff800000000000 [ 83.088427][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 83.089730][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000020000 [ 83.091054][ T7123] x20: ffff0000dd96c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 83.092320][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 83.093592][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 83.094909][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.095999][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 83.097291][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 83.098521][ T7123] x2 : 0000000000000001 x1 : 0000000000020000 x0 : 0000000000000000 [ 83.099721][ T7123] Call trace: [ 83.100187][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 83.101191][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 83.102009][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 83.102906][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 83.103741][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 83.104526][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 83.105329][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.105948][ T7123] sync_filesystem+0x1a0/0x218 [ 83.106595][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.107362][ T7123] kill_anon_super+0x4c/0x7c [ 83.108043][ T7123] btrfs_kill_super+0x40/0x58 [ 83.108732][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.109499][ T7123] deactivate_super+0xe0/0x100 [ 83.110272][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.110938][ T7123] __cleanup_mnt+0x20/0x30 [ 83.111640][ T7123] task_work_run+0x1dc/0x260 [ 83.112316][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.113101][ T7123] el0_svc+0x170/0x254 [ 83.113749][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.114488][ T7123] el0t_64_sync+0x198/0x19c [ 83.115169][ T7123] irq event stamp: 482694 [ 83.115794][ T7123] hardirqs last enabled at (482693): [] kasan_quarantine_put+0x1a0/0x1c8 [ 83.117184][ T7123] hardirqs last disabled at (482694): [] el1_brk64+0x20/0x54 [ 83.118451][ T7123] softirqs last enabled at (482674): [] handle_softirqs+0xaf8/0xc88 [ 83.119844][ T7123] softirqs last disabled at (482623): [] __do_softirq+0x14/0x20 [ 83.121107][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.122703][ T7123] ------------[ cut here ]------------ [ 83.122710][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.125264][ T7123] Modules linked in: [ 83.125833][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.127391][ T7123] Tainted: [W]=WARN [ 83.127970][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.129440][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.130623][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.131681][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 83.132809][ T7123] sp : ffff80009d667350 [ 83.133426][ T7123] x29: ffff80009d667370 x28: 1fffe0001bb2d810 x27: dfff800000000000 [ 83.134630][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 83.135850][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000018000 [ 83.137022][ T7123] x20: ffff0000dd96c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 83.138268][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 83.139505][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 83.140686][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.141894][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 83.143076][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 83.144230][ T7123] x2 : 0000000000000001 x1 : 0000000000018000 x0 : 0000000000000000 [ 83.145393][ T7123] Call trace: [ 83.145861][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 83.146890][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 83.147796][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 83.148745][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 83.149659][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 83.150488][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 83.151354][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.152060][ T7123] sync_filesystem+0x1a0/0x218 [ 83.152770][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.153527][ T7123] kill_anon_super+0x4c/0x7c [ 83.154272][ T7123] btrfs_kill_super+0x40/0x58 [ 83.154957][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.155749][ T7123] deactivate_super+0xe0/0x100 [ 83.156471][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.157097][ T7123] __cleanup_mnt+0x20/0x30 [ 83.157758][ T7123] task_work_run+0x1dc/0x260 [ 83.158468][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.159268][ T7123] el0_svc+0x170/0x254 [ 83.159896][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.160671][ T7123] el0t_64_sync+0x198/0x19c [ 83.161307][ T7123] irq event stamp: 482864 [ 83.161920][ T7123] hardirqs last enabled at (482863): [] kasan_quarantine_put+0x1a0/0x1c8 [ 83.163414][ T7123] hardirqs last disabled at (482864): [] el1_brk64+0x20/0x54 [ 83.164719][ T7123] softirqs last enabled at (482838): [] handle_softirqs+0xaf8/0xc88 [ 83.166142][ T7123] softirqs last disabled at (482697): [] __do_softirq+0x14/0x20 [ 83.167482][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.168921][ T7123] ------------[ cut here ]------------ [ 83.168929][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.171692][ T7123] Modules linked in: [ 83.172346][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.173987][ T7123] Tainted: [W]=WARN [ 83.174608][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.176202][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.177364][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.178417][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 83.179500][ T7123] sp : ffff80009d667610 [ 83.180142][ T7123] x29: ffff80009d667630 x28: 1fffe0001bb2d810 x27: dfff800000000000 [ 83.181335][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 83.182489][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 83.183650][ T7123] x20: ffff0000dd96c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 83.184860][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 83.186160][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 83.187360][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.188516][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 83.189895][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 83.191112][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 83.192402][ T7123] Call trace: [ 83.192908][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 83.194013][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 83.194851][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 83.195852][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 83.196797][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 83.197678][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.198388][ T7123] sync_filesystem+0x1a0/0x218 [ 83.199127][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.199916][ T7123] kill_anon_super+0x4c/0x7c [ 83.200699][ T7123] btrfs_kill_super+0x40/0x58 [ 83.201493][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.202359][ T7123] deactivate_super+0xe0/0x100 [ 83.203115][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.203843][ T7123] __cleanup_mnt+0x20/0x30 [ 83.204561][ T7123] task_work_run+0x1dc/0x260 [ 83.205322][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.206218][ T7123] el0_svc+0x170/0x254 [ 83.206835][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.207645][ T7123] el0t_64_sync+0x198/0x19c [ 83.208342][ T7123] irq event stamp: 482976 [ 83.209000][ T7123] hardirqs last enabled at (482975): [] kasan_quarantine_put+0x1a0/0x1c8 [ 83.210629][ T7123] hardirqs last disabled at (482976): [] el1_brk64+0x20/0x54 [ 83.211985][ T7123] softirqs last enabled at (482952): [] handle_softirqs+0xaf8/0xc88 [ 83.213410][ T7123] softirqs last disabled at (482867): [] __do_softirq+0x14/0x20 [ 83.214759][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.215886][ T7123] ------------[ cut here ]------------ [ 83.215893][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.218234][ T7123] Modules linked in: [ 83.218768][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.220203][ T7123] Tainted: [W]=WARN [ 83.220717][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.222074][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.223166][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.224085][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 83.225065][ T7123] sp : ffff80009d667610 [ 83.225625][ T7123] x29: ffff80009d667630 x28: 1fffe0001bb2d810 x27: dfff800000000000 [ 83.226706][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 83.227832][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 83.229076][ T7123] x20: ffff0000dd96c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 83.230304][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 83.231543][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 83.232699][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.233826][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 83.234991][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 83.236141][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 83.237274][ T7123] Call trace: [ 83.237725][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 83.238693][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 83.239439][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 83.240345][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 83.241216][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 83.242016][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.242658][ T7123] sync_filesystem+0x1a0/0x218 [ 83.243329][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.244072][ T7123] kill_anon_super+0x4c/0x7c [ 83.244697][ T7123] btrfs_kill_super+0x40/0x58 [ 83.245347][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.246094][ T7123] deactivate_super+0xe0/0x100 [ 83.246763][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.247386][ T7123] __cleanup_mnt+0x20/0x30 [ 83.248004][ T7123] task_work_run+0x1dc/0x260 [ 83.248639][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.249355][ T7123] el0_svc+0x170/0x254 [ 83.249916][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.250646][ T7123] el0t_64_sync+0x198/0x19c [ 83.251282][ T7123] irq event stamp: 483028 [ 83.251901][ T7123] hardirqs last enabled at (483027): [] irqentry_exit+0xd8/0x108 [ 83.253279][ T7123] hardirqs last disabled at (483028): [] el1_brk64+0x20/0x54 [ 83.254560][ T7123] softirqs last enabled at (483026): [] handle_softirqs+0xaf8/0xc88 [ 83.255881][ T7123] softirqs last disabled at (482979): [] __do_softirq+0x14/0x20 [ 83.257128][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.258498][ T7123] ------------[ cut here ]------------ [ 83.258505][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.260919][ T7123] Modules linked in: [ 83.261545][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.263016][ T7123] Tainted: [W]=WARN [ 83.263547][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.265049][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.266161][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.267179][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 83.268164][ T7123] sp : ffff80009d667610 [ 83.268710][ T7123] x29: ffff80009d667630 x28: 1fffe0001bb2d810 x27: dfff800000000000 [ 83.269810][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 83.271006][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 83.272118][ T7123] x20: ffff0000dd96c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 83.273228][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 83.274356][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 83.275466][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.276579][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 83.277701][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 83.278823][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 83.279929][ T7123] Call trace: [ 83.280367][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 83.281319][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 83.282068][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 83.282955][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 83.283793][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 83.284574][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.285212][ T7123] sync_filesystem+0x1a0/0x218 [ 83.285863][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.286570][ T7123] kill_anon_super+0x4c/0x7c [ 83.287205][ T7123] btrfs_kill_super+0x40/0x58 [ 83.287840][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.288560][ T7123] deactivate_super+0xe0/0x100 [ 83.289222][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.289818][ T7123] __cleanup_mnt+0x20/0x30 [ 83.290427][ T7123] task_work_run+0x1dc/0x260 [ 83.291080][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.291802][ T7123] el0_svc+0x170/0x254 [ 83.292374][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.293094][ T7123] el0t_64_sync+0x198/0x19c [ 83.293713][ T7123] irq event stamp: 483056 [ 83.294275][ T7123] hardirqs last enabled at (483055): [] finish_lock_switch+0xb0/0x1c0 [ 83.295647][ T7123] hardirqs last disabled at (483056): [] el1_brk64+0x20/0x54 [ 83.296912][ T7123] softirqs last enabled at (483052): [] handle_softirqs+0xaf8/0xc88 [ 83.298227][ T7123] softirqs last disabled at (483031): [] __do_softirq+0x14/0x20 [ 83.299542][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.300785][ T7123] ------------[ cut here ]------------ [ 83.300793][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 83.303034][ T7123] Modules linked in: [ 83.303590][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.305128][ T7123] Tainted: [W]=WARN [ 83.305697][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.307137][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.308389][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 83.309262][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 83.310130][ T7123] sp : ffff80009d666a60 [ 83.310766][ T7123] x29: ffff80009d666aa0 x28: 0000000000001000 x27: 0000000000000001 [ 83.311959][ T7123] x26: ffff0000dd96c080 x25: fffffffffffff000 x24: 0000000000000000 [ 83.313189][ T7123] x23: 1fffe0001bb2d810 x22: 0000000000001000 x21: dfff800000000000 [ 83.314421][ T7123] x20: ffff0000dd96c000 x19: ffff0000dd968000 x18: 1fffe000337db690 [ 83.315625][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accd34 [ 83.316802][ T7123] x14: 1ffff00013accd34 x13: 0000000000000004 x12: ffffffffffffffff [ 83.317964][ T7123] x11: ffff700013accd34 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.319149][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 83.320332][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 83.321461][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 83.322602][ T7123] Call trace: [ 83.323094][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 83.324283][ T7123] find_free_extent+0x37fc/0x4fc0 [ 83.325017][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 83.325747][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 83.326505][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 83.327268][ T7123] btrfs_cow_block+0x328/0x940 [ 83.327972][ T7123] btrfs_search_slot+0x96c/0x223c [ 83.328703][ T7123] btrfs_insert_empty_items+0xa4/0x17c [ 83.329501][ T7123] __btrfs_commit_inode_delayed_items+0x880/0x1748 [ 83.330432][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 83.331242][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 83.332014][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 83.332834][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.333497][ T7123] sync_filesystem+0x1a0/0x218 [ 83.334197][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.334972][ T7123] kill_anon_super+0x4c/0x7c [ 83.335642][ T7123] btrfs_kill_super+0x40/0x58 [ 83.336323][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.337117][ T7123] deactivate_super+0xe0/0x100 [ 83.337794][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.338402][ T7123] __cleanup_mnt+0x20/0x30 [ 83.339029][ T7123] task_work_run+0x1dc/0x260 [ 83.339674][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.340425][ T7123] el0_svc+0x170/0x254 [ 83.341023][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.341733][ T7123] el0t_64_sync+0x198/0x19c [ 83.342362][ T7123] irq event stamp: 483130 [ 83.342967][ T7123] hardirqs last enabled at (483129): [] btrfs_get_alloc_profile+0x110/0xab0 [ 83.344430][ T7123] hardirqs last disabled at (483130): [] el1_brk64+0x20/0x54 [ 83.345675][ T7123] softirqs last enabled at (483114): [] handle_softirqs+0xaf8/0xc88 [ 83.347021][ T7123] softirqs last disabled at (483059): [] __do_softirq+0x14/0x20 [ 83.348336][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.349509][ T7123] ------------[ cut here ]------------ [ 83.349515][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.351799][ T7123] Modules linked in: [ 83.352311][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.353809][ T7123] Tainted: [W]=WARN [ 83.354347][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.355804][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.357025][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.358111][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 83.359156][ T7123] sp : ffff80009d667410 [ 83.359802][ T7123] x29: ffff80009d667430 x28: 1fffe0001bb2d810 x27: dfff800000000000 [ 83.361046][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 83.362299][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 000000000000e000 [ 83.363568][ T7123] x20: ffff0000dd96c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 83.364801][ T7123] x17: 00bea98bdb180000 x16: ffff800082deb6c0 x15: ffff700013acce78 [ 83.365947][ T7123] x14: 1ffff00013acce78 x13: 0000000000000004 x12: ffffffffffffffff [ 83.367188][ T7123] x11: ffff700013acce78 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.368403][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 83.369603][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 83.370861][ T7123] x2 : 0000000000000001 x1 : 000000000000e000 x0 : 0000000000000000 [ 83.372091][ T7123] Call trace: [ 83.372591][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 83.373627][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 83.374451][ T7123] __btrfs_commit_inode_delayed_items+0xb00/0x1748 [ 83.375465][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 83.376334][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 83.377082][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 83.377879][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.378496][ T7123] sync_filesystem+0x1a0/0x218 [ 83.379157][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.379894][ T7123] kill_anon_super+0x4c/0x7c [ 83.380603][ T7123] btrfs_kill_super+0x40/0x58 [ 83.381306][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.382051][ T7123] deactivate_super+0xe0/0x100 [ 83.382695][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.383356][ T7123] __cleanup_mnt+0x20/0x30 [ 83.383959][ T7123] task_work_run+0x1dc/0x260 [ 83.384533][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.385196][ T7123] el0_svc+0x170/0x254 [ 83.385770][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.386534][ T7123] el0t_64_sync+0x198/0x19c [ 83.387149][ T7123] irq event stamp: 483214 [ 83.387770][ T7123] hardirqs last enabled at (483213): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 83.389260][ T7123] hardirqs last disabled at (483214): [] el1_brk64+0x20/0x54 [ 83.390475][ T7123] softirqs last enabled at (483190): [] handle_softirqs+0xaf8/0xc88 [ 83.391867][ T7123] softirqs last disabled at (483133): [] __do_softirq+0x14/0x20 [ 83.393316][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.394449][ T7123] ------------[ cut here ]------------ [ 83.394455][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.397096][ T7123] Modules linked in: [ 83.397724][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.399241][ T7123] Tainted: [W]=WARN [ 83.399790][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.401173][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.402395][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.403398][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 83.404330][ T7123] sp : ffff80009d6672f0 [ 83.404923][ T7123] x29: ffff80009d667310 x28: 1fffe0001bb2d810 x27: dfff800000000000 [ 83.406060][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 83.407240][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 83.408353][ T7123] x20: ffff0000dd96c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 83.409468][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acce54 [ 83.410568][ T7123] x14: 1ffff00013acce54 x13: 0000000000000004 x12: ffffffffffffffff [ 83.411713][ T7123] x11: ffff700013acce54 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.412841][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 83.413988][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 83.415145][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 83.416240][ T7123] Call trace: [ 83.416706][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 83.417696][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 83.418395][ T7123] __btrfs_update_delayed_inode+0x590/0xed0 [ 83.419162][ T7123] __btrfs_commit_inode_delayed_items+0x15f8/0x1748 [ 83.420163][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 83.420946][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 83.421687][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 83.422508][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.423173][ T7123] sync_filesystem+0x1a0/0x218 [ 83.423876][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.424684][ T7123] kill_anon_super+0x4c/0x7c [ 83.425418][ T7123] btrfs_kill_super+0x40/0x58 [ 83.426083][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.426819][ T7123] deactivate_super+0xe0/0x100 [ 83.427497][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.428139][ T7123] __cleanup_mnt+0x20/0x30 [ 83.428712][ T7123] task_work_run+0x1dc/0x260 [ 83.429416][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.430206][ T7123] el0_svc+0x170/0x254 [ 83.430983][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.431751][ T7123] el0t_64_sync+0x198/0x19c [ 83.432367][ T7123] irq event stamp: 483292 [ 83.432964][ T7123] hardirqs last enabled at (483291): [] kasan_quarantine_put+0x1a0/0x1c8 [ 83.434278][ T7123] hardirqs last disabled at (483292): [] el1_brk64+0x20/0x54 [ 83.435546][ T7123] softirqs last enabled at (483284): [] handle_softirqs+0xaf8/0xc88 [ 83.436892][ T7123] softirqs last disabled at (483217): [] __do_softirq+0x14/0x20 [ 83.438205][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.439451][ T7123] ------------[ cut here ]------------ [ 83.439458][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 83.441650][ T7123] Modules linked in: [ 83.442173][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.443651][ T7123] Tainted: [W]=WARN [ 83.444186][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.445717][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.446829][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 83.447655][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 83.448468][ T7123] sp : ffff80009d666bc0 [ 83.449031][ T7123] x29: ffff80009d666c00 x28: 0000000000001000 x27: 0000000000000001 [ 83.450288][ T7123] x26: ffff0000dd96c080 x25: fffffffffffff000 x24: 0000000000000000 [ 83.451445][ T7123] x23: 1fffe0001bb2d810 x22: 0000000000001000 x21: dfff800000000000 [ 83.452629][ T7123] x20: ffff0000dd96c000 x19: ffff0000dd968000 x18: 1fffe000337db690 [ 83.453780][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013accd60 [ 83.454922][ T7123] x14: 1ffff00013accd60 x13: 0000000000000004 x12: ffffffffffffffff [ 83.456123][ T7123] x11: ffff700013accd60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.457369][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 83.458496][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 83.459734][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 83.461089][ T7123] Call trace: [ 83.461590][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 83.462553][ T7123] find_free_extent+0x37fc/0x4fc0 [ 83.463343][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 83.464148][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 83.464999][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 83.465884][ T7123] btrfs_cow_block+0x328/0x940 [ 83.466653][ T7123] btrfs_search_slot+0x96c/0x223c [ 83.467415][ T7123] btrfs_update_root+0xe4/0xcd8 [ 83.468152][ T7123] commit_fs_roots+0x440/0x784 [ 83.468861][ T7123] btrfs_commit_transaction+0x108c/0x2ce4 [ 83.469695][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.470402][ T7123] sync_filesystem+0x1a0/0x218 [ 83.471103][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.471843][ T7123] kill_anon_super+0x4c/0x7c [ 83.472482][ T7123] btrfs_kill_super+0x40/0x58 [ 83.473182][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.473890][ T7123] deactivate_super+0xe0/0x100 [ 83.474523][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.475142][ T7123] __cleanup_mnt+0x20/0x30 [ 83.475786][ T7123] task_work_run+0x1dc/0x260 [ 83.476443][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.477139][ T7123] el0_svc+0x170/0x254 [ 83.477724][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.478408][ T7123] el0t_64_sync+0x198/0x19c [ 83.479071][ T7123] irq event stamp: 483386 [ 83.479706][ T7123] hardirqs last enabled at (483385): [] btrfs_get_alloc_profile+0x110/0xab0 [ 83.481194][ T7123] hardirqs last disabled at (483386): [] el1_brk64+0x20/0x54 [ 83.482420][ T7123] softirqs last enabled at (483318): [] handle_softirqs+0xaf8/0xc88 [ 83.483754][ T7123] softirqs last disabled at (483295): [] __do_softirq+0x14/0x20 [ 83.485041][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.488773][ T7123] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 83.500691][ T7123] ------------[ cut here ]------------ [ 83.500705][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.503348][ T7123] Modules linked in: [ 83.503957][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.505638][ T7123] Tainted: [W]=WARN [ 83.506224][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.507759][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.509001][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.510031][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 83.511082][ T7123] sp : ffff80009d667850 [ 83.511670][ T7123] x29: ffff80009d667870 x28: 1fffe0001bb2d810 x27: dfff800000000000 [ 83.512801][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 83.513952][ T7123] x23: 0000000000000005 x22: 0000000000001000 x21: 0000000000160000 [ 83.515121][ T7123] x20: ffff0000dd96c080 x19: 0000000000000000 x18: 1fffe000337db690 [ 83.516285][ T7123] x17: ffff80010ca0e000 x16: ffff800082deb6c0 x15: ffff700013accf00 [ 83.517493][ T7123] x14: 1ffff00013accf00 x13: 0000000000000004 x12: ffffffffffffffff [ 83.518664][ T7123] x11: ffff700013accf00 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.519860][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 83.521088][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 83.522431][ T7123] x2 : 0000000000000001 x1 : 0000000000160000 x0 : 0000000000001000 [ 83.523646][ T7123] Call trace: [ 83.524165][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 83.525120][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 83.525893][ T7123] btrfs_release_global_block_rsv+0x38/0x22c [ 83.526757][ T7123] btrfs_free_block_groups+0xa4c/0xd10 [ 83.527505][ T7123] close_ctree+0x650/0x113c [ 83.528162][ T7123] btrfs_put_super+0x1ac/0x1c0 [ 83.528829][ T7123] generic_shutdown_super+0x12c/0x2b8 [ 83.529618][ T7123] kill_anon_super+0x4c/0x7c [ 83.530247][ T7123] btrfs_kill_super+0x40/0x58 [ 83.530922][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.531834][ T7123] deactivate_super+0xe0/0x100 [ 83.532621][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.533301][ T7123] __cleanup_mnt+0x20/0x30 [ 83.534049][ T7123] task_work_run+0x1dc/0x260 [ 83.534763][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.535632][ T7123] el0_svc+0x170/0x254 [ 83.536277][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.537039][ T7123] el0t_64_sync+0x198/0x19c [ 83.537723][ T7123] irq event stamp: 485558 [ 83.538426][ T7123] hardirqs last enabled at (485557): [] kasan_quarantine_put+0x1a0/0x1c8 [ 83.539955][ T7123] hardirqs last disabled at (485558): [] el1_brk64+0x20/0x54 [ 83.541296][ T7123] softirqs last enabled at (483686): [] local_bh_enable+0x10/0x34 [ 83.542737][ T7123] softirqs last disabled at (483684): [] local_bh_disable+0x10/0x34 [ 83.544137][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.654558][ T7515] loop0: detected capacity change from 0 to 32768 [ 83.654913][ T7515] btrfs: Deprecated parameter 'usebackuproot' [ 83.654923][ T7515] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 83.658332][ T7515] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.33 (7515) [ 83.678072][ T7515] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 83.678132][ T7515] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 83.685306][ T15] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 83.685372][ T7515] BTRFS error (device loop0): failed to load root extent [ 83.685384][ T7515] BTRFS warning (device loop0): try to load backup roots slot 1 [ 83.685460][ T15] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 83.685494][ T7515] BTRFS warning (device loop0): couldn't read tree root [ 83.685500][ T7515] BTRFS warning (device loop0): try to load backup roots slot 2 [ 83.685570][ T15] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 83.685601][ T7515] BTRFS warning (device loop0): couldn't read tree root [ 83.685607][ T7515] BTRFS warning (device loop0): try to load backup roots slot 3 [ 83.700298][ T7515] BTRFS info (device loop0): rebuilding free space tree [ 83.703235][ T7515] BTRFS info (device loop0): checking UUID tree [ 83.705012][ T7515] BTRFS info (device loop0): setting nodatasum [ 83.705046][ T7515] BTRFS info (device loop0): setting nodatacow [ 83.705058][ T7515] BTRFS info (device loop0): enabling ssd optimizations [ 83.705065][ T7515] BTRFS info (device loop0): turning off ** replaying previous printk message ** [ 83.705065][ T7515] BTRFS info (device loop0): turning off barriers [ 83.705071][ T7515] BTRFS info (device loop0): turning on sync discard [ 83.705077][ T7515] BTRFS info (device loop0): enabling free space tree [ 83.705083][ T7515] BTRFS info (device loop0): force clearing of disk cache [ 83.705089][ T7515] BTRFS info (device loop0): trying to use backup root at mount time [ 83.705094][ T7515] BTRFS info (device loop0): max_inline set to 0 [ 83.708477][ T7515] FAULT_INJECTION: forcing a failure. [ 83.708477][ T7515] name failslab, interval 1, probability 0, space 0, times 0 [ 83.708495][ T7515] CPU: 0 UID: 0 PID: 7515 Comm: syz.0.33 Tainted: G W syzkaller #0 PREEMPT [ 83.708504][ T7515] Tainted: [W]=WARN [ 83.708507][ T7515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.708511][ T7515] Call trace: [ 83.708514][ T7515] show_stack+0x2c/0x3c (C) [ 83.708527][ T7515] __dump_stack+0x30/0x40 [ 83.708533][ T7515] dump_stack_lvl+0xd8/0x12c [ 83.708538][ T7515] dump_stack+0x1c/0x28 [ 83.708543][ T7515] should_fail_ex+0x41c/0x594 [ 83.708550][ T7515] should_failslab+0xc0/0x128 [ 83.708558][ T7515] kmem_cache_alloc_noprof+0x80/0x648 [ 83.708563][ T7515] btrfs_alloc_extent_map+0x28/0xec [ 83.708569][ T7515] btrfs_create_io_em+0x3b4/0x5f4 [ 83.708576][ T7515] btrfs_create_dio_extent+0x64/0x188 [ 83.708583][ T7515] btrfs_get_blocks_direct_write+0x658/0xa14 [ 83.708589][ T7515] btrfs_dio_iomap_begin+0x86c/0xd24 [ 83.708596][ T7515] iomap_iter+0x494/0xe10 [ 83.708601][ T7515] __iomap_dio_rw+0xa00/0x1c60 [ 83.708607][ T7515] btrfs_direct_write+0x6c8/0x980 [ 83.708613][ T7515] btrfs_do_write_iter+0x1f0/0x5dc [ 83.708620][ T7515] btrfs_file_write_iter+0x2c/0x3c [ 83.708627][ T7515] do_iter_readv_writev+0x4bc/0x720 [ 83.708633][ T7515] vfs_writev+0x29c/0x7cc [ 83.708638][ T7515] __arm64_sys_pwritev2+0x1bc/0x2cc [ 83.708644][ T7515] invoke_syscall+0x98/0x254 [ 83.708649][ T7515] el0_svc_common+0x130/0x23c [ 83.708654][ T7515] do_el0_svc+0x48/0x58 [ 83.708659][ T7515] el0_svc+0x5c/0x254 [ 83.708666][ T7515] el0t_64_sync_handler+0x84/0x12c [ 83.708672][ T7515] el0t_64_sync+0x198/0x19c [ 83.708807][ T7515] ------------[ cut here ]------------ [ 83.708810][ T7515] WARNING: CPU: 0 PID: 7515 at fs/btrfs/space-info.h:265 btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 83.742125][ T7515] Modules linked in: [ 83.742709][ T7515] CPU: 0 UID: 0 PID: 7515 Comm: syz.0.33 Tainted: G W syzkaller #0 PREEMPT [ 83.744156][ T7515] Tainted: [W]=WARN [ 83.744714][ T7515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.746156][ T7515] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.747260][ T7515] pc : btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 83.748342][ T7515] lr : btrfs_free_reserved_data_space_noquota+0x3f8/0x6d0 [ 83.749341][ T7515] sp : ffff80009c8c7140 [ 83.749896][ T7515] x29: ffff80009c8c7160 x28: 1fffe0001a782900 x27: dfff800000000000 [ 83.751260][ T7515] x26: ffff80008f57e768 x25: 0000000000000005 x24: 0000000000800000 [ 83.752640][ T7515] x23: ffff0000d3c14880 x22: 1fffe0001a782910 x21: 00000000005cd000 [ 83.754019][ T7515] x20: ffff0000d3c14800 x19: 0000000000000000 x18: 1fffe000337db690 [ 83.755303][ T7515] x17: 70202c31206c6176 x16: ffff800082deb6c0 x15: ffff700013918e10 [ 83.756648][ T7515] x14: 1ffff00013918e10 x13: 0000000000000004 x12: ffffffffffffffff [ 83.757965][ T7515] x11: ffff700013918e10 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.759281][ T7515] x8 : ffff0000d8108000 x7 : ffff80008259886c x6 : 0000000000000000 [ 83.760629][ T7515] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000800000 [ 83.761914][ T7515] x2 : 0000000000000005 x1 : 0000000000800000 x0 : 00000000005cd000 [ 83.763160][ T7515] Call trace: [ 83.763694][ T7515] btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 (P) [ 83.764829][ T7515] btrfs_free_reserved_data_space+0xb4/0xf8 [ 83.765742][ T7515] btrfs_dio_iomap_begin+0x714/0xd24 [ 83.766609][ T7515] iomap_iter+0x494/0xe10 [ 83.767266][ T7515] __iomap_dio_rw+0xa00/0x1c60 [ 83.768042][ T7515] btrfs_direct_write+0x6c8/0x980 [ 83.768770][ T7515] btrfs_do_write_iter+0x1f0/0x5dc [ 83.769534][ T7515] btrfs_file_write_iter+0x2c/0x3c [ 83.770330][ T7515] do_iter_readv_writev+0x4bc/0x720 [ 83.771107][ T7515] vfs_writev+0x29c/0x7cc [ 83.771816][ T7515] __arm64_sys_pwritev2+0x1bc/0x2cc [ 83.772642][ T7515] invoke_syscall+0x98/0x254 [ 83.773325][ T7515] el0_svc_common+0x130/0x23c [ 83.774027][ T7515] do_el0_svc+0x48/0x58 [ 83.774694][ T7515] el0_svc+0x5c/0x254 [ 83.775284][ T7515] el0t_64_sync_handler+0x84/0x12c [ 83.776092][ T7515] el0t_64_sync+0x198/0x19c [ 83.776824][ T7515] irq event stamp: 45474 [ 83.777445][ T7515] hardirqs last enabled at (45473): [] kasan_quarantine_put+0x1a0/0x1c8 [ 83.778868][ T7515] hardirqs last disabled at (45474): [] el1_brk64+0x20/0x54 [ 83.780216][ T7515] softirqs last enabled at (45328): [] local_bh_enable+0x10/0x34 [ 83.781499][ T7515] softirqs last disabled at (45326): [] local_bh_disable+0x10/0x34 [ 83.782962][ T7515] ---[ end trace 0000000000000000 ]--- [ 83.806897][ T7123] ------------[ cut here ]------------ [ 83.806911][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.809592][ T7123] Modules linked in: [ 83.810220][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.811802][ T7123] Tainted: [W]=WARN [ 83.812353][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.813854][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.815031][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.816068][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 83.817115][ T7123] sp : ffff80009d667350 [ 83.817760][ T7123] x29: ffff80009d667370 x28: 1fffe0001a782910 x27: dfff800000000000 [ 83.819022][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 83.820296][ T7123] x23: 0000000000000005 x22: 000000000001b000 x21: 0000000000020000 [ 83.821562][ T7123] x20: ffff0000d3c14880 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 83.822925][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 83.824147][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 83.825437][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.826655][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 83.828015][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 83.829316][ T7123] x2 : 0000000000000001 x1 : 0000000000020000 x0 : 000000000001b000 [ 83.830629][ T7123] Call trace: [ 83.831149][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 83.832199][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 83.833076][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 83.834044][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 83.834985][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 83.835789][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 83.836704][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.837507][ T7123] sync_filesystem+0x1a0/0x218 [ 83.838276][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.839102][ T7123] kill_anon_super+0x4c/0x7c [ 83.839859][ T7123] btrfs_kill_super+0x40/0x58 [ 83.840582][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.841481][ T7123] deactivate_super+0xe0/0x100 [ 83.842196][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.842919][ T7123] __cleanup_mnt+0x20/0x30 [ 83.843619][ T7123] task_work_run+0x1dc/0x260 [ 83.844288][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.845118][ T7123] el0_svc+0x170/0x254 [ 83.845736][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.846561][ T7123] el0t_64_sync+0x198/0x19c [ 83.847261][ T7123] irq event stamp: 510270 [ 83.847961][ T7123] hardirqs last enabled at (510269): [] kasan_quarantine_put+0x1a0/0x1c8 [ 83.849488][ T7123] hardirqs last disabled at (510270): [] el1_brk64+0x20/0x54 [ 83.850854][ T7123] softirqs last enabled at (509722): [] local_bh_enable+0x10/0x34 [ 83.852189][ T7123] softirqs last disabled at (509720): [] local_bh_disable+0x10/0x34 [ 83.853591][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.856146][ T7123] ------------[ cut here ]------------ [ 83.856157][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.858896][ T7123] Modules linked in: [ 83.859588][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.861228][ T7123] Tainted: [W]=WARN [ 83.861807][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.863488][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.864690][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.865798][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 83.866833][ T7123] sp : ffff80009d667350 [ 83.867442][ T7123] x29: ffff80009d667370 x28: 1fffe0001a782910 x27: dfff800000000000 [ 83.868674][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 83.870036][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000018000 [ 83.871446][ T7123] x20: ffff0000d3c14880 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 83.872746][ T7123] x17: 00007e0000c70000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 83.874009][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 83.875292][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.876541][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 83.877755][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 83.878946][ T7123] x2 : 0000000000000001 x1 : 0000000000018000 x0 : 0000000000000000 [ 83.880180][ T7123] Call trace: [ 83.880694][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 83.881747][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 83.882505][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 83.883386][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 83.884165][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 83.884914][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 83.885770][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.886466][ T7123] sync_filesystem+0x1a0/0x218 [ 83.887169][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.887925][ T7123] kill_anon_super+0x4c/0x7c [ 83.888580][ T7123] btrfs_kill_super+0x40/0x58 [ 83.889228][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.890021][ T7123] deactivate_super+0xe0/0x100 [ 83.890694][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.891345][ T7123] __cleanup_mnt+0x20/0x30 [ 83.891943][ T7123] task_work_run+0x1dc/0x260 [ 83.892572][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.893367][ T7123] el0_svc+0x170/0x254 [ 83.893974][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.894759][ T7123] el0t_64_sync+0x198/0x19c [ 83.895437][ T7123] irq event stamp: 510336 [ 83.896061][ T7123] hardirqs last enabled at (510335): [] kasan_quarantine_put+0x1a0/0x1c8 [ 83.897495][ T7123] hardirqs last disabled at (510336): [] el1_brk64+0x20/0x54 [ 83.898727][ T7123] softirqs last enabled at (510310): [] handle_softirqs+0xaf8/0xc88 [ 83.900169][ T7123] softirqs last disabled at (510273): [] __do_softirq+0x14/0x20 [ 83.901461][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.902862][ T7123] ------------[ cut here ]------------ [ 83.902871][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.905368][ T7123] Modules linked in: [ 83.905921][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.907506][ T7123] Tainted: [W]=WARN [ 83.908102][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.909558][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.910725][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.911871][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 83.912955][ T7123] sp : ffff80009d667350 [ 83.913525][ T7123] x29: ffff80009d667370 x28: 1fffe0001a782910 x27: dfff800000000000 [ 83.914721][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 83.915816][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000020000 [ 83.917042][ T7123] x20: ffff0000d3c14880 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 83.918250][ T7123] x17: 00007e0000c70000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 83.919460][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 83.920570][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.921675][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 83.922785][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 83.924119][ T7123] x2 : 0000000000000001 x1 : 0000000000020000 x0 : 0000000000000000 [ 83.925481][ T7123] Call trace: [ 83.925989][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 83.927178][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 83.928105][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 83.929055][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 83.929970][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 83.930794][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 83.931684][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.932380][ T7123] sync_filesystem+0x1a0/0x218 [ 83.933138][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.934005][ T7123] kill_anon_super+0x4c/0x7c [ 83.934781][ T7123] btrfs_kill_super+0x40/0x58 [ 83.935579][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.936513][ T7123] deactivate_super+0xe0/0x100 [ 83.937331][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.938068][ T7123] __cleanup_mnt+0x20/0x30 [ 83.938760][ T7123] task_work_run+0x1dc/0x260 [ 83.939488][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.940354][ T7123] el0_svc+0x170/0x254 [ 83.941037][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.941879][ T7123] el0t_64_sync+0x198/0x19c [ 83.942594][ T7123] irq event stamp: 510460 [ 83.943256][ T7123] hardirqs last enabled at (510459): [] kasan_quarantine_put+0x1a0/0x1c8 [ 83.944863][ T7123] hardirqs last disabled at (510460): [] el1_brk64+0x20/0x54 [ 83.946196][ T7123] softirqs last enabled at (510436): [] handle_softirqs+0xaf8/0xc88 [ 83.947697][ T7123] softirqs last disabled at (510339): [] __do_softirq+0x14/0x20 [ 83.949022][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.950741][ T7123] ------------[ cut here ]------------ [ 83.950748][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.953170][ T7123] Modules linked in: [ 83.953704][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 83.955241][ T7123] Tainted: [W]=WARN [ 83.955835][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.957270][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 83.958447][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.959437][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 83.960514][ T7123] sp : ffff80009d667610 [ 83.961194][ T7123] x29: ffff80009d667630 x28: 1fffe0001a782910 x27: dfff800000000000 [ 83.962452][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 83.963713][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 83.964966][ T7123] x20: ffff0000d3c14880 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 83.966250][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 83.967548][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 83.968827][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 83.970077][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 83.971327][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 83.972601][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 83.973774][ T7123] Call trace: [ 83.974252][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 83.975306][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 83.976167][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 83.977154][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 83.977985][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 83.978823][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 83.979472][ T7123] sync_filesystem+0x1a0/0x218 [ 83.980163][ T7123] generic_shutdown_super+0x70/0x2b8 [ 83.980950][ T7123] kill_anon_super+0x4c/0x7c [ 83.981612][ T7123] btrfs_kill_super+0x40/0x58 [ 83.982271][ T7123] deactivate_locked_super+0xc4/0x12c [ 83.983048][ T7123] deactivate_super+0xe0/0x100 [ 83.983711][ T7123] cleanup_mnt+0x31c/0x3ac [ 83.984387][ T7123] __cleanup_mnt+0x20/0x30 [ 83.985045][ T7123] task_work_run+0x1dc/0x260 [ 83.985727][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 83.986554][ T7123] el0_svc+0x170/0x254 [ 83.987129][ T7123] el0t_64_sync_handler+0x84/0x12c [ 83.987898][ T7123] el0t_64_sync+0x198/0x19c [ 83.988556][ T7123] irq event stamp: 510630 [ 83.989176][ T7123] hardirqs last enabled at (510629): [] kasan_quarantine_put+0x1a0/0x1c8 [ 83.990583][ T7123] hardirqs last disabled at (510630): [] el1_brk64+0x20/0x54 [ 83.991982][ T7123] softirqs last enabled at (510606): [] handle_softirqs+0xaf8/0xc88 [ 83.993455][ T7123] softirqs last disabled at (510463): [] __do_softirq+0x14/0x20 [ 83.994802][ T7123] ---[ end trace 0000000000000000 ]--- [ 83.995968][ T7123] ------------[ cut here ]------------ [ 83.995975][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 83.998362][ T7123] Modules linked in: [ 83.998939][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.000545][ T7123] Tainted: [W]=WARN [ 84.001163][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.002723][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.003944][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.005154][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 84.006231][ T7123] sp : ffff80009d667610 [ 84.006860][ T7123] x29: ffff80009d667630 x28: 1fffe0001a782910 x27: dfff800000000000 [ 84.008075][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 84.009288][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 84.010511][ T7123] x20: ffff0000d3c14880 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 84.011692][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 84.012832][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 84.014063][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.015212][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 84.016412][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 84.017611][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 84.018927][ T7123] Call trace: [ 84.019478][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 84.020606][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 84.021432][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 84.022480][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 84.023417][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 84.024264][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 84.024944][ T7123] sync_filesystem+0x1a0/0x218 [ 84.025666][ T7123] generic_shutdown_super+0x70/0x2b8 [ 84.026380][ T7123] kill_anon_super+0x4c/0x7c [ 84.027075][ T7123] btrfs_kill_super+0x40/0x58 [ 84.027783][ T7123] deactivate_locked_super+0xc4/0x12c [ 84.028573][ T7123] deactivate_super+0xe0/0x100 [ 84.029292][ T7123] cleanup_mnt+0x31c/0x3ac [ 84.029989][ T7123] __cleanup_mnt+0x20/0x30 [ 84.030644][ T7123] task_work_run+0x1dc/0x260 [ 84.031300][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 84.032062][ T7123] el0_svc+0x170/0x254 [ 84.032668][ T7123] el0t_64_sync_handler+0x84/0x12c [ 84.033444][ T7123] el0t_64_sync+0x198/0x19c [ 84.034145][ T7123] irq event stamp: 510704 [ 84.034712][ T7123] hardirqs last enabled at (510703): [] finish_lock_switch+0xb0/0x1c0 [ 84.036171][ T7123] hardirqs last disabled at (510704): [] el1_brk64+0x20/0x54 [ 84.037398][ T7123] softirqs last enabled at (510700): [] handle_softirqs+0xaf8/0xc88 [ 84.038886][ T7123] softirqs last disabled at (510633): [] __do_softirq+0x14/0x20 [ 84.040291][ T7123] ---[ end trace 0000000000000000 ]--- [ 84.041365][ T7123] ------------[ cut here ]------------ [ 84.041370][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.043706][ T7123] Modules linked in: [ 84.044246][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.045754][ T7123] Tainted: [W]=WARN [ 84.046261][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.047613][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.048737][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.049745][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 84.050850][ T7123] sp : ffff80009d667610 [ 84.051495][ T7123] x29: ffff80009d667630 x28: 1fffe0001a782910 x27: dfff800000000000 [ 84.052603][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 84.053977][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 84.055340][ T7123] x20: ffff0000d3c14880 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 84.056710][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 84.058018][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 84.059242][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.060371][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 84.061637][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 84.062871][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 84.064051][ T7123] Call trace: [ 84.064527][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 84.065474][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 84.066271][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 84.067278][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 84.068172][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 84.069003][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 84.069652][ T7123] sync_filesystem+0x1a0/0x218 [ 84.070343][ T7123] generic_shutdown_super+0x70/0x2b8 [ 84.071102][ T7123] kill_anon_super+0x4c/0x7c [ 84.071782][ T7123] btrfs_kill_super+0x40/0x58 [ 84.072539][ T7123] deactivate_locked_super+0xc4/0x12c [ 84.073436][ T7123] deactivate_super+0xe0/0x100 [ 84.074094][ T7123] cleanup_mnt+0x31c/0x3ac [ 84.074719][ T7123] __cleanup_mnt+0x20/0x30 [ 84.075395][ T7123] task_work_run+0x1dc/0x260 [ 84.076057][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 84.076793][ T7123] el0_svc+0x170/0x254 [ 84.077355][ T7123] el0t_64_sync_handler+0x84/0x12c [ 84.078124][ T7123] el0t_64_sync+0x198/0x19c [ 84.078881][ T7123] irq event stamp: 510736 [ 84.079495][ T7123] hardirqs last enabled at (510735): [] finish_lock_switch+0xb0/0x1c0 [ 84.080981][ T7123] hardirqs last disabled at (510736): [] el1_brk64+0x20/0x54 [ 84.082244][ T7123] softirqs last enabled at (510732): [] handle_softirqs+0xaf8/0xc88 [ 84.083617][ T7123] softirqs last disabled at (510707): [] __do_softirq+0x14/0x20 [ 84.084964][ T7123] ---[ end trace 0000000000000000 ]--- [ 84.086254][ T7123] ------------[ cut here ]------------ [ 84.086263][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 84.088559][ T7123] Modules linked in: [ 84.089185][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.090706][ T7123] Tainted: [W]=WARN [ 84.091223][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.092669][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.093868][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 84.094751][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 84.095592][ T7123] sp : ffff80009d666a60 [ 84.096176][ T7123] x29: ffff80009d666aa0 x28: 0000000000001000 x27: 0000000000000002 [ 84.097317][ T7123] x26: ffff0000d3c14880 x25: fffffffffffff000 x24: 0000000000000000 [ 84.098442][ T7123] x23: 1fffe0001a782910 x22: 0000000000001000 x21: dfff800000000000 [ 84.099554][ T7123] x20: ffff0000d3c14800 x19: ffff0000d37ab000 x18: 1fffe000337dfe90 [ 84.100784][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accd34 [ 84.101951][ T7123] x14: 1ffff00013accd34 x13: 0000000000000004 x12: ffffffffffffffff [ 84.103022][ T7123] x11: ffff700013accd34 x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.104157][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 84.105396][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 84.106515][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 84.107665][ T7123] Call trace: [ 84.108154][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 84.109018][ T7123] find_free_extent+0x37fc/0x4fc0 [ 84.109743][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 84.110484][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 84.111194][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 84.111965][ T7123] btrfs_cow_block+0x328/0x940 [ 84.112618][ T7123] btrfs_search_slot+0x96c/0x223c [ 84.113313][ T7123] btrfs_insert_empty_items+0xa4/0x17c [ 84.114118][ T7123] __btrfs_commit_inode_delayed_items+0x880/0x1748 [ 84.115066][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 84.115875][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 84.116650][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 84.117480][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 84.118168][ T7123] sync_filesystem+0x1a0/0x218 [ 84.118838][ T7123] generic_shutdown_super+0x70/0x2b8 [ 84.119610][ T7123] kill_anon_super+0x4c/0x7c [ 84.120286][ T7123] btrfs_kill_super+0x40/0x58 [ 84.120958][ T7123] deactivate_locked_super+0xc4/0x12c [ 84.121716][ T7123] deactivate_super+0xe0/0x100 [ 84.122369][ T7123] cleanup_mnt+0x31c/0x3ac [ 84.123028][ T7123] __cleanup_mnt+0x20/0x30 [ 84.123662][ T7123] task_work_run+0x1dc/0x260 [ 84.124331][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 84.125094][ T7123] el0_svc+0x170/0x254 [ 84.125700][ T7123] el0t_64_sync_handler+0x84/0x12c [ 84.126405][ T7123] el0t_64_sync+0x198/0x19c [ 84.127035][ T7123] irq event stamp: 510832 [ 84.127676][ T7123] hardirqs last enabled at (510831): [] btrfs_get_alloc_profile+0x110/0xab0 [ 84.129130][ T7123] hardirqs last disabled at (510832): [] el1_brk64+0x20/0x54 [ 84.130356][ T7123] softirqs last enabled at (510816): [] handle_softirqs+0xaf8/0xc88 [ 84.131644][ T7123] softirqs last disabled at (510739): [] __do_softirq+0x14/0x20 [ 84.132949][ T7123] ---[ end trace 0000000000000000 ]--- [ 84.135029][ T7123] ------------[ cut here ]------------ [ 84.135042][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.137610][ T7123] Modules linked in: [ 84.138215][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.139817][ T7123] Tainted: [W]=WARN [ 84.140369][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.141835][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.142895][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.143845][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 84.144861][ T7123] sp : ffff80009d667410 [ 84.145480][ T7123] x29: ffff80009d667430 x28: 1fffe0001a782910 x27: dfff800000000000 [ 84.146854][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 84.148137][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 000000000000f000 [ 84.149449][ T7123] x20: ffff0000d3c14880 x19: 0000000000000000 x18: 00000000ffffffff [ 84.150733][ T7123] x17: 00bea98bdb180000 x16: ffff800082deb6c0 x15: ffff700013acce78 [ 84.152075][ T7123] x14: 1ffff00013acce78 x13: 0000000000000004 x12: ffffffffffffffff [ 84.153269][ T7123] x11: ffff700013acce78 x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.154471][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 84.155788][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 84.157120][ T7123] x2 : 0000000000000001 x1 : 000000000000f000 x0 : 0000000000000000 [ 84.158387][ T7123] Call trace: [ 84.158894][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 84.160050][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 84.160926][ T7123] __btrfs_commit_inode_delayed_items+0xb00/0x1748 [ 84.161936][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 84.162819][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 84.163597][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 84.164528][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 84.165252][ T7123] sync_filesystem+0x1a0/0x218 [ 84.165974][ T7123] generic_shutdown_super+0x70/0x2b8 [ 84.166744][ T7123] kill_anon_super+0x4c/0x7c [ 84.167412][ T7123] btrfs_kill_super+0x40/0x58 [ 84.168079][ T7123] deactivate_locked_super+0xc4/0x12c [ 84.168842][ T7123] deactivate_super+0xe0/0x100 [ 84.169496][ T7123] cleanup_mnt+0x31c/0x3ac [ 84.170120][ T7123] __cleanup_mnt+0x20/0x30 [ 84.170726][ T7123] task_work_run+0x1dc/0x260 [ 84.171432][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 84.172208][ T7123] el0_svc+0x170/0x254 [ 84.172791][ T7123] el0t_64_sync_handler+0x84/0x12c [ 84.173554][ T7123] el0t_64_sync+0x198/0x19c [ 84.174151][ T7123] irq event stamp: 510904 [ 84.174751][ T7123] hardirqs last enabled at (510903): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 84.176224][ T7123] hardirqs last disabled at (510904): [] el1_brk64+0x20/0x54 [ 84.177545][ T7123] softirqs last enabled at (510870): [] handle_softirqs+0xaf8/0xc88 [ 84.178957][ T7123] softirqs last disabled at (510835): [] __do_softirq+0x14/0x20 [ 84.180238][ T7123] ---[ end trace 0000000000000000 ]--- [ 84.181245][ T7123] ------------[ cut here ]------------ [ 84.181252][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.183531][ T7123] Modules linked in: [ 84.184052][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.185544][ T7123] Tainted: [W]=WARN [ 84.186024][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.187306][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.188353][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.189371][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 84.190382][ T7123] sp : ffff80009d6672f0 [ 84.190968][ T7123] x29: ffff80009d667310 x28: 1fffe0001a782910 x27: dfff800000000000 [ 84.192118][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 84.193233][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 84.194519][ T7123] x20: ffff0000d3c14880 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 84.195697][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acce54 [ 84.196849][ T7123] x14: 1ffff00013acce54 x13: 0000000000000004 x12: ffffffffffffffff [ 84.198062][ T7123] x11: ffff700013acce54 x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.199236][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 84.200427][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 84.201587][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 84.202955][ T7123] Call trace: [ 84.203505][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 84.204521][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 84.205353][ T7123] __btrfs_update_delayed_inode+0x590/0xed0 [ 84.206255][ T7123] __btrfs_commit_inode_delayed_items+0x15f8/0x1748 [ 84.207243][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 84.208060][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 84.208831][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 84.209681][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 84.210357][ T7123] sync_filesystem+0x1a0/0x218 [ 84.211044][ T7123] generic_shutdown_super+0x70/0x2b8 [ 84.211820][ T7123] kill_anon_super+0x4c/0x7c [ 84.212506][ T7123] btrfs_kill_super+0x40/0x58 [ 84.213206][ T7123] deactivate_locked_super+0xc4/0x12c [ 84.213960][ T7123] deactivate_super+0xe0/0x100 [ 84.214687][ T7123] cleanup_mnt+0x31c/0x3ac [ 84.215344][ T7123] __cleanup_mnt+0x20/0x30 [ 84.216018][ T7123] task_work_run+0x1dc/0x260 [ 84.216725][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 84.217584][ T7123] el0_svc+0x170/0x254 [ 84.218202][ T7123] el0t_64_sync_handler+0x84/0x12c [ 84.219009][ T7123] el0t_64_sync+0x198/0x19c [ 84.219658][ T7123] irq event stamp: 510952 [ 84.220280][ T7123] hardirqs last enabled at (510951): [] kasan_quarantine_put+0x1a0/0x1c8 [ 84.221728][ T7123] hardirqs last disabled at (510952): [] el1_brk64+0x20/0x54 [ 84.223028][ T7123] softirqs last enabled at (510944): [] handle_softirqs+0xaf8/0xc88 [ 84.224420][ T7123] softirqs last disabled at (510907): [] __do_softirq+0x14/0x20 [ 84.225796][ T7123] ---[ end trace 0000000000000000 ]--- [ 84.227148][ T7123] ------------[ cut here ]------------ [ 84.227157][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 84.229574][ T7123] Modules linked in: [ 84.230160][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.231632][ T7123] Tainted: [W]=WARN [ 84.232170][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.233674][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.234806][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 84.235654][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 84.236422][ T7123] sp : ffff80009d666bc0 [ 84.237001][ T7123] x29: ffff80009d666c00 x28: 0000000000001000 x27: 0000000000000002 [ 84.238088][ T7123] x26: ffff0000d3c14880 x25: fffffffffffff000 x24: 0000000000000000 [ 84.239215][ T7123] x23: 1fffe0001a782910 x22: 0000000000001000 x21: dfff800000000000 [ 84.240436][ T7123] x20: ffff0000d3c14800 x19: ffff0000d37ab000 x18: 1fffe000337dfe90 [ 84.241762][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013accd60 [ 84.243014][ T7123] x14: 1ffff00013accd60 x13: 0000000000000004 x12: ffffffffffffffff [ 84.244273][ T7123] x11: ffff700013accd60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.245468][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 84.246740][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 84.247945][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 84.249094][ T7123] Call trace: [ 84.249610][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 84.250519][ T7123] find_free_extent+0x37fc/0x4fc0 [ 84.251228][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 84.252016][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 84.252738][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 84.253476][ T7123] btrfs_cow_block+0x328/0x940 [ 84.254168][ T7123] btrfs_search_slot+0x96c/0x223c [ 84.254915][ T7123] btrfs_update_root+0xe4/0xcd8 [ 84.255559][ T7123] commit_fs_roots+0x440/0x784 [ 84.256261][ T7123] btrfs_commit_transaction+0x108c/0x2ce4 [ 84.257089][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 84.257702][ T7123] sync_filesystem+0x1a0/0x218 [ 84.258378][ T7123] generic_shutdown_super+0x70/0x2b8 [ 84.259118][ T7123] kill_anon_super+0x4c/0x7c [ 84.259789][ T7123] btrfs_kill_super+0x40/0x58 [ 84.260434][ T7123] deactivate_locked_super+0xc4/0x12c [ 84.261282][ T7123] deactivate_super+0xe0/0x100 [ 84.262013][ T7123] cleanup_mnt+0x31c/0x3ac [ 84.262662][ T7123] __cleanup_mnt+0x20/0x30 [ 84.263259][ T7123] task_work_run+0x1dc/0x260 [ 84.263938][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 84.264677][ T7123] el0_svc+0x170/0x254 [ 84.265278][ T7123] el0t_64_sync_handler+0x84/0x12c [ 84.266013][ T7123] el0t_64_sync+0x198/0x19c [ 84.266697][ T7123] irq event stamp: 511094 [ 84.267324][ T7123] hardirqs last enabled at (511093): [] btrfs_get_alloc_profile+0x110/0xab0 [ 84.268710][ T7123] hardirqs last disabled at (511094): [] el1_brk64+0x20/0x54 [ 84.269963][ T7123] softirqs last enabled at (511024): [] handle_softirqs+0xaf8/0xc88 [ 84.271322][ T7123] softirqs last disabled at (510955): [] __do_softirq+0x14/0x20 [ 84.272585][ T7123] ---[ end trace 0000000000000000 ]--- [ 84.275102][ T7123] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 84.281595][ T7123] ------------[ cut here ]------------ [ 84.281608][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.284151][ T7123] Modules linked in: [ 84.284733][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.286354][ T7123] Tainted: [W]=WARN [ 84.286903][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.288347][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.289529][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.290537][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 84.291648][ T7123] sp : ffff80009d667850 [ 84.292338][ T7123] x29: ffff80009d667870 x28: 1fffe0001a782910 x27: dfff800000000000 [ 84.293600][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 84.294747][ T7123] x23: 0000000000000005 x22: 0000000000001000 x21: 0000000000160000 [ 84.295883][ T7123] x20: ffff0000d3c14880 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 84.297094][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accf00 [ 84.298309][ T7123] x14: 1ffff00013accf00 x13: 0000000000000004 x12: ffffffffffffffff [ 84.299672][ T7123] x11: ffff700013accf00 x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.300962][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 84.302261][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 84.303500][ T7123] x2 : 0000000000000001 x1 : 0000000000160000 x0 : 0000000000001000 [ 84.304741][ T7123] Call trace: [ 84.305171][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 84.306149][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 84.306939][ T7123] btrfs_release_global_block_rsv+0x38/0x22c [ 84.307799][ T7123] btrfs_free_block_groups+0xa4c/0xd10 [ 84.308580][ T7123] close_ctree+0x650/0x113c [ 84.309219][ T7123] btrfs_put_super+0x1ac/0x1c0 [ 84.309908][ T7123] generic_shutdown_super+0x12c/0x2b8 [ 84.310678][ T7123] kill_anon_super+0x4c/0x7c [ 84.311368][ T7123] btrfs_kill_super+0x40/0x58 [ 84.312033][ T7123] deactivate_locked_super+0xc4/0x12c [ 84.312793][ T7123] deactivate_super+0xe0/0x100 [ 84.313530][ T7123] cleanup_mnt+0x31c/0x3ac [ 84.314173][ T7123] __cleanup_mnt+0x20/0x30 [ 84.314845][ T7123] task_work_run+0x1dc/0x260 [ 84.315467][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 84.316243][ T7123] el0_svc+0x170/0x254 [ 84.316844][ T7123] el0t_64_sync_handler+0x84/0x12c [ 84.317550][ T7123] el0t_64_sync+0x198/0x19c [ 84.318182][ T7123] irq event stamp: 513326 [ 84.318780][ T7123] hardirqs last enabled at (513325): [] kasan_quarantine_put+0x1a0/0x1c8 [ 84.320211][ T7123] hardirqs last disabled at (513326): [] el1_brk64+0x20/0x54 [ 84.321465][ T7123] softirqs last enabled at (511370): [] local_bh_enable+0x10/0x34 [ 84.322821][ T7123] softirqs last disabled at (511368): [] local_bh_disable+0x10/0x34 [ 84.324135][ T7123] ---[ end trace 0000000000000000 ]--- [ 84.435532][ T7535] loop0: detected capacity change from 0 to 32768 [ 84.437159][ T7535] btrfs: Deprecated parameter 'usebackuproot' [ 84.442304][ T7535] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 84.445555][ T7535] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.34 (7535) [ 84.450025][ T7535] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 84.452095][ T7535] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 84.475915][ T7535] BTRFS error (device loop0): failed to load root extent [ 84.475953][ T7535] BTRFS warning (device loop0): try to load backup roots slot 1 [ 84.476060][ T7535] BTRFS warning (device loop0): couldn't read tree root [ 84.476068][ T7535] BTRFS warning (device loop0): try to load backup roots slot 2 [ 84.476136][ T39] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 84.476166][ T7535] BTRFS warning (device loop0): couldn't read tree root [ 84.476172][ T7535] BTRFS warning (device loop0): try to load backup roots slot 3 [ 84.493174][ T7535] BTRFS info (device loop0): rebuilding free space tree [ 84.496730][ T7535] BTRFS info (device loop0): checking UUID tree [ 84.497121][ T7535] BTRFS info (device loop0): setting nodatasum [ 84.497131][ T7535] BTRFS info (device loop0): setting nodatacow [ 84.497138][ T7535] BTRFS info (device loop0): enabling ssd optimizations [ 84.497144][ T7535] BTRFS info (device loop0): turning off barriers [ 84.497149][ T7535] BTRFS info (device loop0): turning on sync discard [ 84.497155][ T7535] BTRFS info (device loop0): enabling free space tree [ 84.497160][ T7535] BTRFS info (device loop0): force clearing of disk cache [ 84.497166][ T7535] BTRFS info (device loop0): trying to use backup root at mount time [ 84.497172][ T7535] BTRFS info (device loop0): max_inline set to 0 [ 84.506683][ T7535] FAULT_INJECTION: forcing a failure. [ 84.506683][ T7535] name failslab, interval 1, probability 0, space 0, times 0 [ 84.506702][ T7535] CPU: 1 UID: 0 PID: 7535 Comm: syz.0.34 Tainted: G W syzkaller #0 PREEMPT [ 84.506711][ T7535] Tainted: [W]=WARN [ 84.506714][ T7535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.506718][ T7535] Call trace: [ 84.506721][ T7535] show_stack+0x2c/0x3c (C) [ 84.506734][ T7535] __dump_stack+0x30/0x40 [ 84.506740][ T7535] dump_stack_lvl+0xd8/0x12c [ 84.506745][ T7535] dump_stack+0x1c/0x28 [ 84.506750][ T7535] should_fail_ex+0x41c/0x594 [ 84.506756][ T7535] should_failslab+0xc0/0x128 [ 84.506764][ T7535] __kmalloc_noprof+0xf4/0x728 [ 84.506770][ T7535] btrfs_create_chunk+0x6b8/0x2674 [ 84.506777][ T7535] btrfs_chunk_alloc+0x818/0x14f0 [ 84.506784][ T7535] find_free_extent+0x2f8c/0x4fc0 [ 84.506790][ T7535] btrfs_reserve_extent+0x22c/0x624 [ 84.506796][ T7535] btrfs_get_blocks_direct_write+0x550/0xa14 [ 84.506803][ T7535] btrfs_dio_iomap_begin+0x86c/0xd24 [ 84.506809][ T7535] iomap_iter+0x494/0xe10 [ 84.506815][ T7535] __iomap_dio_rw+0xa00/0x1c60 [ 84.506821][ T7535] btrfs_direct_write+0x6c8/0x980 [ 84.506827][ T7535] btrfs_do_write_iter+0x1f0/0x5dc [ 84.506834][ T7535] btrfs_file_write_iter+0x2c/0x3c [ 84.506841][ T7535] do_iter_readv_writev+0x4bc/0x720 [ 84.506847][ T7535] vfs_writev+0x29c/0x7cc [ 84.506852][ T7535] __arm64_sys_pwritev2+0x1bc/0x2cc [ 84.506858][ T7535] invoke_syscall+0x98/0x254 [ 84.506863][ T7535] el0_svc_common+0x130/0x23c [ 84.506868][ T7535] do_el0_svc+0x48/0x58 [ 84.506872][ T7535] el0_svc+0x5c/0x254 [ 84.506879][ T7535] el0t_64_sync_handler+0x84/0x12c [ 84.506885][ T7535] el0t_64_sync+0x198/0x19c [ 84.506898][ T7535] BTRFS error (device loop0 state A): Transaction aborted (error -12) [ 84.506907][ T7535] BTRFS: error (device loop0 state A) in find_free_extent_update_loop:4220: errno=-12 Out of memory [ 84.506914][ T7535] BTRFS info (device loop0 state EA): forced readonly [ 84.512291][ T7123] BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 84.639470][ T7555] loop0: detected capacity change from 0 to 32768 [ 84.641224][ T7555] btrfs: Deprecated parameter 'usebackuproot' [ 84.644367][ T7555] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 84.646402][ T7555] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.35 (7555) [ 84.652713][ T7555] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 84.652777][ T7555] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 84.662086][ T7555] BTRFS error (device loop0): failed to load root extent [ 84.662131][ T7555] BTRFS warning (device loop0): try to load backup roots slot 1 [ 84.662246][ T7555] BTRFS warning (device loop0): couldn't read tree root [ 84.662253][ T7555] BTRFS warning (device loop0): try to load backup roots slot 2 [ 84.662344][ T15] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 84.662374][ T7555] BTRFS warning (device loop0): couldn't read tree root [ 84.662380][ T7555] BTRFS warning (device loop0): try to load backup roots slot 3 [ 84.671473][ T7555] BTRFS info (device loop0): rebuilding free space tree [ 84.679111][ T7555] BTRFS info (device loop0): checking UUID tree [ 84.680343][ T7555] BTRFS info (device loop0): setting nodatasum [ 84.680393][ T7555] BTRFS info (device loop0): setting nodatacow [ 84.680414][ T7555] BTRFS info (device loop0): enabling ssd optimizations [ 84.680429][ T7555] BTRFS info (device loop0): turning off barriers [ 84.680443][ T7555] BTRFS info (device loop0): turning on sync discard [ 84.680457][ T7555] BTRFS info (device loop0): enabling free space tree [ 84.680468][ T7555] BTRFS info (device loop0): force clearing of disk cache [ 84.680478][ T7555] BTRFS info (device loop0): trying to use backup root at mount time [ 84.690053][ T7555] F ** replaying previous printk message ** [ 84.690053][ T7555] FAULT_INJECTION: forcing a failure. [ 84.690053][ T7555] name failslab, interval 1, probability 0, space 0, times 0 [ 84.690093][ T7555] CPU: 1 UID: 0 PID: 7555 Comm: syz.0.35 Tainted: G W syzkaller #0 PREEMPT [ 84.690105][ T7555] Tainted: [W]=WARN [ 84.690109][ T7555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.690116][ T7555] Call trace: [ 84.690119][ T7555] show_stack+0x2c/0x3c (C) [ 84.690134][ T7555] __dump_stack+0x30/0x40 [ 84.690140][ T7555] dump_stack_lvl+0xd8/0x12c [ 84.690145][ T7555] dump_stack+0x1c/0x28 [ 84.690150][ T7555] should_fail_ex+0x41c/0x594 [ 84.690157][ T7555] should_failslab+0xc0/0x128 [ 84.690165][ T7555] kmem_cache_alloc_noprof+0x80/0x648 [ 84.690170][ T7555] btrfs_alloc_extent_map+0x28/0xec [ 84.690176][ T7555] btrfs_create_io_em+0x3b4/0x5f4 [ 84.690182][ T7555] btrfs_create_dio_extent+0x64/0x188 [ 84.690189][ T7555] btrfs_get_blocks_direct_write+0x658/0xa14 [ 84.690195][ T7555] btrfs_dio_iomap_begin+0x86c/0xd24 [ 84.690201][ T7555] iomap_iter+0x494/0xe10 [ 84.690207][ T7555] __iomap_dio_rw+0xa00/0x1c60 [ 84.690213][ T7555] btrfs_direct_write+0x6c8/0x980 [ 84.690219][ T7555] btrfs_do_write_iter+0x1f0/0x5dc [ 84.690225][ T7555] btrfs_file_write_iter+0x2c/0x3c [ 84.690232][ T7555] do_iter_readv_writev+0x4bc/0x720 [ 84.690238][ T7555] vfs_writev+0x29c/0x7cc [ 84.690243][ T7555] __arm64_sys_pwritev2+0x1bc/0x2cc [ 84.690248][ T7555] invoke_syscall+0x98/0x254 [ 84.690254][ T7555] el0_svc_common+0x130/0x23c [ 84.690259][ T7555] do_el0_svc+0x48/0x58 [ 84.690264][ T7555] el0_svc+0x5c/0x254 [ 84.690277][ T7555] el0t_64_sync_handler+0x84/0x12c [ 84.690283][ T7555] el0t_64_sync+0x198/0x19c [ 84.690420][ T7555] ------------[ cut here ]------------ [ 84.690423][ T7555] WARNING: CPU: 1 PID: 7555 at fs/btrfs/space-info.h:265 btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 84.718496][ T7555] Modules linked in: [ 84.719117][ T7555] CPU: 1 UID: 0 PID: 7555 Comm: syz.0.35 Tainted: G W syzkaller #0 PREEMPT [ 84.720774][ T7555] Tainted: [W]=WARN [ 84.721366][ T7555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.722844][ T7555] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.723992][ T7555] pc : btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 84.725115][ T7555] lr : btrfs_free_reserved_data_space_noquota+0x3f8/0x6d0 [ 84.726182][ T7555] sp : ffff80009c9c7140 [ 84.726754][ T7555] x29: ffff80009c9c7160 x28: 1fffe0001a7d4c00 x27: dfff800000000000 [ 84.727896][ T7555] x26: ffff80008f57e768 x25: 0000000000000005 x24: 0000000000800000 [ 84.729116][ T7555] x23: ffff0000d3ea6080 x22: 1fffe0001a7d4c10 x21: 00000000005cd000 [ 84.730258][ T7555] x20: ffff0000d3ea6000 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 84.731483][ T7555] x17: 70202c31206c6176 x16: ffff800082deb6c0 x15: ffff700013938e10 [ 84.732794][ T7555] x14: 1ffff00013938e10 x13: 0000000000000004 x12: ffffffffffffffff [ 84.734102][ T7555] x11: ffff700013938e10 x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.735425][ T7555] x8 : ffff0000cb970000 x7 : ffff80008259886c x6 : 0000000000000000 [ 84.736687][ T7555] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000800000 [ 84.737923][ T7555] x2 : 0000000000000005 x1 : 0000000000800000 x0 : 00000000005cd000 [ 84.739224][ T7555] Call trace: [ 84.739744][ T7555] btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 (P) [ 84.740795][ T7555] btrfs_free_reserved_data_space+0xb4/0xf8 [ 84.741720][ T7555] btrfs_dio_iomap_begin+0x714/0xd24 [ 84.742524][ T7555] iomap_iter+0x494/0xe10 [ 84.743198][ T7555] __iomap_dio_rw+0xa00/0x1c60 [ 84.743872][ T7555] btrfs_direct_write+0x6c8/0x980 [ 84.744631][ T7555] btrfs_do_write_iter+0x1f0/0x5dc [ 84.745406][ T7555] btrfs_file_write_iter+0x2c/0x3c [ 84.746120][ T7555] do_iter_readv_writev+0x4bc/0x720 [ 84.746942][ T7555] vfs_writev+0x29c/0x7cc [ 84.747615][ T7555] __arm64_sys_pwritev2+0x1bc/0x2cc [ 84.748389][ T7555] invoke_syscall+0x98/0x254 [ 84.749041][ T7555] el0_svc_common+0x130/0x23c [ 84.749656][ T7555] do_el0_svc+0x48/0x58 [ 84.750263][ T7555] el0_svc+0x5c/0x254 [ 84.750877][ T7555] el0t_64_sync_handler+0x84/0x12c [ 84.751619][ T7555] el0t_64_sync+0x198/0x19c [ 84.752326][ T7555] irq event stamp: 47896 [ 84.752977][ T7555] hardirqs last enabled at (47895): [] kasan_quarantine_put+0x1a0/0x1c8 [ 84.754441][ T7555] hardirqs last disabled at (47896): [] el1_brk64+0x20/0x54 [ 84.755748][ T7555] softirqs last enabled at (47748): [] local_bh_enable+0x10/0x34 [ 84.757166][ T7555] softirqs last disabled at (47746): [] local_bh_disable+0x10/0x34 [ 84.758591][ T7555] ---[ end trace 0000000000000000 ]--- [ 84.774801][ T7123] ------------[ cut here ]------------ [ 84.774816][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 84.777404][ T7123] Modules linked in: [ 84.778027][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.779803][ T7123] Tainted: [W]=WARN [ 84.780425][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.782188][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.783481][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 84.784440][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 84.785353][ T7123] sp : ffff80009d666620 [ 84.786027][ T7123] x29: ffff80009d666660 x28: 0000000000001000 x27: 0000000000000002 [ 84.787293][ T7123] x26: ffff0000d3ea6080 x25: fffffffffffff000 x24: 0000000000000000 [ 84.788570][ T7123] x23: 1fffe0001a7d4c10 x22: 0000000000001000 x21: dfff800000000000 [ 84.789861][ T7123] x20: ffff0000d3ea6000 x19: ffff0000dd26f800 x18: 1fffe000337dfe90 [ 84.791002][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acccac [ 84.792223][ T7123] x14: 1ffff00013acccac x13: 0000000000000004 x12: ffffffffffffffff [ 84.793466][ T7123] x11: ffff700013acccac x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.794686][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 84.795918][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 84.797115][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 84.798284][ T7123] Call trace: [ 84.798756][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 84.799580][ T7123] find_free_extent+0x37fc/0x4fc0 [ 84.800290][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 84.801086][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 84.801880][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 84.802626][ T7123] btrfs_cow_block+0x328/0x940 [ 84.803313][ T7123] btrfs_search_slot+0x96c/0x223c [ 84.804067][ T7123] lookup_inline_extent_backref+0x2c4/0x143c [ 84.804938][ T7123] __btrfs_free_extent+0x374/0x39b8 [ 84.805678][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 84.806467][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 84.807243][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 84.808024][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 84.808699][ T7123] sync_filesystem+0x1a0/0x218 [ 84.809420][ T7123] generic_shutdown_super+0x70/0x2b8 [ 84.810203][ T7123] kill_anon_super+0x4c/0x7c [ 84.810924][ T7123] btrfs_kill_super+0x40/0x58 [ 84.811663][ T7123] deactivate_locked_super+0xc4/0x12c [ 84.812529][ T7123] deactivate_super+0xe0/0x100 [ 84.813293][ T7123] cleanup_mnt+0x31c/0x3ac [ 84.814022][ T7123] __cleanup_mnt+0x20/0x30 [ 84.814702][ T7123] task_work_run+0x1dc/0x260 [ 84.815416][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 84.816213][ T7123] el0_svc+0x170/0x254 [ 84.816821][ T7123] el0t_64_sync_handler+0x84/0x12c [ 84.817550][ T7123] el0t_64_sync+0x198/0x19c [ 84.818240][ T7123] irq event stamp: 547494 [ 84.818884][ T7123] hardirqs last enabled at (547493): [] btrfs_get_alloc_profile+0x110/0xab0 [ 84.820421][ T7123] hardirqs last disabled at (547494): [] el1_brk64+0x20/0x54 [ 84.821825][ T7123] softirqs last enabled at (547344): [] local_bh_enable+0x10/0x34 [ 84.823236][ T7123] softirqs last disabled at (547342): [] local_bh_disable+0x10/0x34 [ 84.824617][ T7123] ---[ end trace 0000000000000000 ]--- [ 84.827394][ T7123] ------------[ cut here ]------------ [ 84.827407][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 84.829854][ T7123] Modules linked in: [ 84.830462][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.832096][ T7123] Tainted: [W]=WARN [ 84.832664][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.834236][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.835526][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 84.836460][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 84.837435][ T7123] sp : ffff80009d6665a0 [ 84.838080][ T7123] x29: ffff80009d6665e0 x28: 0000000000001000 x27: 0000000000000002 [ 84.839320][ T7123] x26: ffff0000d3ea6080 x25: fffffffffffff000 x24: 0000000000000000 [ 84.840514][ T7123] x23: 1fffe0001a7d4c10 x22: 0000000000001000 x21: dfff800000000000 [ 84.841684][ T7123] x20: ffff0000d3ea6000 x19: ffff0000dd26f800 x18: 1fffe000337dfe90 [ 84.842920][ T7123] x17: ffff0001fea8c870 x16: ffff800082deb6c0 x15: ffff700013accc9c [ 84.844118][ T7123] x14: 1ffff00013accc9c x13: 0000000000000004 x12: ffffffffffffffff [ 84.845317][ T7123] x11: ffff700013accc9c x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.846664][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 84.847919][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 84.849207][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 84.850466][ T7123] Call trace: [ 84.850913][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 84.851741][ T7123] find_free_extent+0x37fc/0x4fc0 [ 84.852420][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 84.853171][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 84.854043][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 84.854847][ T7123] btrfs_cow_block+0x328/0x940 [ 84.855493][ T7123] btrfs_search_slot+0x96c/0x223c [ 84.856214][ T7123] add_free_space_extent+0x22c/0xa18 [ 84.857034][ T7123] __btrfs_add_to_free_space_tree+0x190/0x234 [ 84.857916][ T7123] btrfs_add_to_free_space_tree+0x118/0x55c [ 84.858804][ T7123] __btrfs_free_extent+0xffc/0x39b8 [ 84.859566][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 84.860397][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 84.861292][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 84.862237][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 84.863010][ T7123] sync_filesystem+0x1a0/0x218 [ 84.863754][ T7123] generic_shutdown_super+0x70/0x2b8 [ 84.864616][ T7123] kill_anon_super+0x4c/0x7c [ 84.865390][ T7123] btrfs_kill_super+0x40/0x58 [ 84.866186][ T7123] deactivate_locked_super+0xc4/0x12c [ 84.867100][ T7123] deactivate_super+0xe0/0x100 [ 84.867865][ T7123] cleanup_mnt+0x31c/0x3ac [ 84.868602][ T7123] __cleanup_mnt+0x20/0x30 [ 84.869296][ T7123] task_work_run+0x1dc/0x260 [ 84.870007][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 84.870830][ T7123] el0_svc+0x170/0x254 [ 84.871464][ T7123] el0t_64_sync_handler+0x84/0x12c [ 84.872286][ T7123] el0t_64_sync+0x198/0x19c [ 84.873003][ T7123] irq event stamp: 547620 [ 84.873615][ T7123] hardirqs last enabled at (547619): [] btrfs_get_alloc_profile+0x110/0xab0 [ 84.875096][ T7123] hardirqs last disabled at (547620): [] el1_brk64+0x20/0x54 [ 84.876297][ T7123] softirqs last enabled at (547568): [] handle_softirqs+0xaf8/0xc88 [ 84.877641][ T7123] softirqs last disabled at (547497): [] __do_softirq+0x14/0x20 [ 84.878919][ T7123] ---[ end trace 0000000000000000 ]--- [ 84.881002][ T7123] ------------[ cut here ]------------ [ 84.881009][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.883509][ T7123] Modules linked in: [ 84.884131][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.885680][ T7123] Tainted: [W]=WARN [ 84.886247][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.887747][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.888937][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.890002][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 84.891160][ T7123] sp : ffff80009d667350 [ 84.891868][ T7123] x29: ffff80009d667370 x28: 1fffe0001a7d4c10 x27: dfff800000000000 [ 84.893163][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 84.894458][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000004000 [ 84.895733][ T7123] x20: ffff0000d3ea6080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 84.897059][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 84.898381][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 84.899730][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.901102][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 84.902424][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 84.903645][ T7123] x2 : 0000000000000001 x1 : 0000000000004000 x0 : 0000000000000000 [ 84.904951][ T7123] Call trace: [ 84.905440][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 84.906479][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 84.907270][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 84.908128][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 84.908951][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 84.909764][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 84.910579][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 84.911286][ T7123] sync_filesystem+0x1a0/0x218 [ 84.912015][ T7123] generic_shutdown_super+0x70/0x2b8 [ 84.912915][ T7123] kill_anon_super+0x4c/0x7c [ 84.913657][ T7123] btrfs_kill_super+0x40/0x58 [ 84.914390][ T7123] deactivate_locked_super+0xc4/0x12c [ 84.915187][ T7123] deactivate_super+0xe0/0x100 [ 84.915900][ T7123] cleanup_mnt+0x31c/0x3ac [ 84.916550][ T7123] __cleanup_mnt+0x20/0x30 [ 84.917235][ T7123] task_work_run+0x1dc/0x260 [ 84.917970][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 84.918724][ T7123] el0_svc+0x170/0x254 [ 84.919293][ T7123] el0t_64_sync_handler+0x84/0x12c [ 84.920078][ T7123] el0t_64_sync+0x198/0x19c [ 84.920765][ T7123] irq event stamp: 548506 [ 84.921418][ T7123] hardirqs last enabled at (548505): [] kasan_quarantine_put+0x1a0/0x1c8 [ 84.922940][ T7123] hardirqs last disabled at (548506): [] el1_brk64+0x20/0x54 [ 84.924273][ T7123] softirqs last enabled at (548326): [] handle_softirqs+0xaf8/0xc88 [ 84.925709][ T7123] softirqs last disabled at (547623): [] __do_softirq+0x14/0x20 [ 84.927105][ T7123] ---[ end trace 0000000000000000 ]--- [ 84.928337][ T7123] ------------[ cut here ]------------ [ 84.928344][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.930759][ T7123] Modules linked in: [ 84.931318][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.932855][ T7123] Tainted: [W]=WARN [ 84.933381][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.934912][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.936062][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.937102][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 84.938122][ T7123] sp : ffff80009d667350 [ 84.938761][ T7123] x29: ffff80009d667370 x28: 1fffe0001a7d4c10 x27: dfff800000000000 [ 84.940001][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 84.941245][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000020000 [ 84.942577][ T7123] x20: ffff0000d3ea6080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 84.943808][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 84.945075][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 84.946280][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.947520][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 84.948715][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 84.949908][ T7123] x2 : 0000000000000001 x1 : 0000000000020000 x0 : 0000000000000000 [ 84.951109][ T7123] Call trace: [ 84.951606][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 84.952670][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 84.953499][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 84.954412][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 84.955293][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 84.956078][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 84.956903][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 84.957563][ T7123] sync_filesystem+0x1a0/0x218 [ 84.958229][ T7123] generic_shutdown_super+0x70/0x2b8 [ 84.959040][ T7123] kill_anon_super+0x4c/0x7c [ 84.959735][ T7123] btrfs_kill_super+0x40/0x58 [ 84.960418][ T7123] deactivate_locked_super+0xc4/0x12c [ 84.961178][ T7123] deactivate_super+0xe0/0x100 [ 84.961943][ T7123] cleanup_mnt+0x31c/0x3ac [ 84.962653][ T7123] __cleanup_mnt+0x20/0x30 [ 84.963268][ T7123] task_work_run+0x1dc/0x260 [ 84.963952][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 84.964729][ T7123] el0_svc+0x170/0x254 [ 84.965341][ T7123] el0t_64_sync_handler+0x84/0x12c [ 84.966107][ T7123] el0t_64_sync+0x198/0x19c [ 84.966774][ T7123] irq event stamp: 548618 [ 84.967359][ T7123] hardirqs last enabled at (548617): [] kasan_quarantine_put+0x1a0/0x1c8 [ 84.968733][ T7123] hardirqs last disabled at (548618): [] el1_brk64+0x20/0x54 [ 84.969975][ T7123] softirqs last enabled at (548600): [] handle_softirqs+0xaf8/0xc88 [ 84.971407][ T7123] softirqs last disabled at (548509): [] __do_softirq+0x14/0x20 [ 84.972869][ T7123] ---[ end trace 0000000000000000 ]--- [ 84.973937][ T7123] ------------[ cut here ]------------ [ 84.973945][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.976340][ T7123] Modules linked in: [ 84.976924][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 84.978377][ T7123] Tainted: [W]=WARN [ 84.978861][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.980349][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 84.981483][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 84.982577][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 84.983626][ T7123] sp : ffff80009d667350 [ 84.984202][ T7123] x29: ffff80009d667370 x28: 1fffe0001a7d4c10 x27: dfff800000000000 [ 84.985357][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 84.986472][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000018000 [ 84.987550][ T7123] x20: ffff0000d3ea6080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 84.988657][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 84.989770][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 84.990976][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 84.992303][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 84.993561][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 84.994816][ T7123] x2 : 0000000000000001 x1 : 0000000000018000 x0 : 0000000000000000 [ 84.996074][ T7123] Call trace: [ 84.996616][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 84.997655][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 84.998430][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 84.999235][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 85.000095][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 85.000863][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 85.001703][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 85.002364][ T7123] sync_filesystem+0x1a0/0x218 [ 85.003089][ T7123] generic_shutdown_super+0x70/0x2b8 [ 85.003904][ T7123] kill_anon_super+0x4c/0x7c [ 85.004543][ T7123] btrfs_kill_super+0x40/0x58 [ 85.005208][ T7123] deactivate_locked_super+0xc4/0x12c [ 85.005980][ T7123] deactivate_super+0xe0/0x100 [ 85.006657][ T7123] cleanup_mnt+0x31c/0x3ac [ 85.007267][ T7123] __cleanup_mnt+0x20/0x30 [ 85.007884][ T7123] task_work_run+0x1dc/0x260 [ 85.008524][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 85.009272][ T7123] el0_svc+0x170/0x254 [ 85.009834][ T7123] el0t_64_sync_handler+0x84/0x12c [ 85.010535][ T7123] el0t_64_sync+0x198/0x19c [ 85.011135][ T7123] irq event stamp: 548676 [ 85.011744][ T7123] hardirqs last enabled at (548675): [] kasan_quarantine_put+0x1a0/0x1c8 [ 85.013223][ T7123] hardirqs last disabled at (548676): [] el1_brk64+0x20/0x54 [ 85.014584][ T7123] softirqs last enabled at (548666): [] handle_softirqs+0xaf8/0xc88 [ 85.016076][ T7123] softirqs last disabled at (548657): [] __do_softirq+0x14/0x20 [ 85.017464][ T7123] ---[ end trace 0000000000000000 ]--- [ 85.019472][ T7123] ------------[ cut here ]------------ [ 85.019480][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 85.021991][ T7123] Modules linked in: [ 85.022609][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 85.024200][ T7123] Tainted: [W]=WARN [ 85.024803][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.026335][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 85.027415][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 85.028445][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 85.029504][ T7123] sp : ffff80009d667610 [ 85.030069][ T7123] x29: ffff80009d667630 x28: 1fffe0001a7d4c10 x27: dfff800000000000 [ 85.031184][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 85.032297][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 85.033507][ T7123] x20: ffff0000d3ea6080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 85.034710][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 85.035930][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 85.037106][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 85.038478][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 85.039720][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 85.040879][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 85.042086][ T7123] Call trace: [ 85.042587][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 85.043623][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 85.044431][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 85.045404][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 85.046283][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 85.047061][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 85.047779][ T7123] sync_filesystem+0x1a0/0x218 [ 85.048463][ T7123] generic_shutdown_super+0x70/0x2b8 [ 85.049259][ T7123] kill_anon_super+0x4c/0x7c [ 85.050045][ T7123] btrfs_kill_super+0x40/0x58 [ 85.050749][ T7123] deactivate_locked_super+0xc4/0x12c [ 85.051518][ T7123] deactivate_super+0xe0/0x100 [ 85.052232][ T7123] cleanup_mnt+0x31c/0x3ac [ 85.052913][ T7123] __cleanup_mnt+0x20/0x30 [ 85.053549][ T7123] task_work_run+0x1dc/0x260 [ 85.054258][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 85.055057][ T7123] el0_svc+0x170/0x254 [ 85.055678][ T7123] el0t_64_sync_handler+0x84/0x12c [ 85.056493][ T7123] el0t_64_sync+0x198/0x19c [ 85.057156][ T7123] irq event stamp: 548832 [ 85.057792][ T7123] hardirqs last enabled at (548831): [] kasan_quarantine_put+0x1a0/0x1c8 [ 85.059307][ T7123] hardirqs last disabled at (548832): [] el1_brk64+0x20/0x54 [ 85.060631][ T7123] softirqs last enabled at (548808): [] handle_softirqs+0xaf8/0xc88 [ 85.061931][ T7123] softirqs last disabled at (548679): [] __do_softirq+0x14/0x20 [ 85.063276][ T7123] ---[ end trace 0000000000000000 ]--- [ 85.064391][ T7123] ------------[ cut here ]------------ [ 85.064398][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 85.066749][ T7123] Modules linked in: [ 85.067293][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 85.068824][ T7123] Tainted: [W]=WARN [ 85.069370][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.070822][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 85.071915][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 85.072946][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 85.073971][ T7123] sp : ffff80009d667610 [ 85.074549][ T7123] x29: ffff80009d667630 x28: 1fffe0001a7d4c10 x27: dfff800000000000 [ 85.075738][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 85.076898][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 85.078098][ T7123] x20: ffff0000d3ea6080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 85.079199][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 85.080288][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 85.081380][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 85.082459][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 85.083634][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 85.084957][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 85.086186][ T7123] Call trace: [ 85.086738][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 85.087825][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 85.088665][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 85.089637][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 85.090580][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 85.091388][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 85.092100][ T7123] sync_filesystem+0x1a0/0x218 [ 85.092824][ T7123] generic_shutdown_super+0x70/0x2b8 [ 85.093643][ T7123] kill_anon_super+0x4c/0x7c [ 85.094286][ T7123] btrfs_kill_super+0x40/0x58 [ 85.094981][ T7123] deactivate_locked_super+0xc4/0x12c [ 85.095787][ T7123] deactivate_super+0xe0/0x100 [ 85.096475][ T7123] cleanup_mnt+0x31c/0x3ac [ 85.097161][ T7123] __cleanup_mnt+0x20/0x30 [ 85.097803][ T7123] task_work_run+0x1dc/0x260 [ 85.098452][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 85.099221][ T7123] el0_svc+0x170/0x254 [ 85.099793][ T7123] el0t_64_sync_handler+0x84/0x12c [ 85.100542][ T7123] el0t_64_sync+0x198/0x19c [ 85.101212][ T7123] irq event stamp: 548884 [ 85.101802][ T7123] hardirqs last enabled at (548883): [] finish_lock_switch+0xb0/0x1c0 [ 85.103246][ T7123] hardirqs last disabled at (548884): [] el1_brk64+0x20/0x54 [ 85.104550][ T7123] softirqs last enabled at (548880): [] handle_softirqs+0xaf8/0xc88 [ 85.106031][ T7123] softirqs last disabled at (548835): [] __do_softirq+0x14/0x20 [ 85.107321][ T7123] ---[ end trace 0000000000000000 ]--- [ 85.109501][ T7123] ------------[ cut here ]------------ [ 85.109511][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 85.112179][ T7123] Modules linked in: [ 85.112741][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 85.114421][ T7123] Tainted: [W]=WARN [ 85.114982][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.116501][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 85.117586][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 85.118566][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 85.119468][ T7123] sp : ffff80009d667610 [ 85.120100][ T7123] x29: ffff80009d667630 x28: 1fffe0001a7d4c10 x27: dfff800000000000 [ 85.121269][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 85.122610][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 85.123904][ T7123] x20: ffff0000d3ea6080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 85.125205][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 85.126440][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 85.127662][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 85.128889][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 85.130112][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 85.131301][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 85.132498][ T7123] Call trace: [ 85.133006][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 85.134051][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 85.134844][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 85.135828][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 85.136657][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 85.137530][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 85.138193][ T7123] sync_filesystem+0x1a0/0x218 [ 85.138936][ T7123] generic_shutdown_super+0x70/0x2b8 [ 85.139739][ T7123] kill_anon_super+0x4c/0x7c [ 85.140401][ T7123] btrfs_kill_super+0x40/0x58 [ 85.141133][ T7123] deactivate_locked_super+0xc4/0x12c [ 85.141962][ T7123] deactivate_super+0xe0/0x100 [ 85.142645][ T7123] cleanup_mnt+0x31c/0x3ac [ 85.143319][ T7123] __cleanup_mnt+0x20/0x30 [ 85.144068][ T7123] task_work_run+0x1dc/0x260 [ 85.144833][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 85.145722][ T7123] el0_svc+0x170/0x254 [ 85.146398][ T7123] el0t_64_sync_handler+0x84/0x12c [ 85.147185][ T7123] el0t_64_sync+0x198/0x19c [ 85.147911][ T7123] irq event stamp: 548994 [ 85.148579][ T7123] hardirqs last enabled at (548993): [] irqentry_exit+0xd8/0x108 [ 85.150046][ T7123] hardirqs last disabled at (548994): [] el1_brk64+0x20/0x54 [ 85.151422][ T7123] softirqs last enabled at (548984): [] handle_softirqs+0xaf8/0xc88 [ 85.152825][ T7123] softirqs last disabled at (548887): [] __do_softirq+0x14/0x20 [ 85.154132][ T7123] ---[ end trace 0000000000000000 ]--- [ 85.155906][ T7123] ------------[ cut here ]------------ [ 85.155914][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 85.158299][ T7123] Modules linked in: [ 85.158900][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 85.160502][ T7123] Tainted: [W]=WARN [ 85.161086][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.162663][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 85.163831][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 85.164720][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 85.165586][ T7123] sp : ffff80009d666a60 [ 85.166180][ T7123] x29: ffff80009d666aa0 x28: 0000000000001000 x27: 0000000000000002 [ 85.167333][ T7123] x26: ffff0000d3ea6080 x25: fffffffffffff000 x24: 0000000000000000 [ 85.168715][ T7123] x23: 1fffe0001a7d4c10 x22: 0000000000001000 x21: dfff800000000000 [ 85.170023][ T7123] x20: ffff0000d3ea6000 x19: ffff0000dd26f800 x18: 1fffe000337dfe90 [ 85.171351][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accd34 [ 85.172607][ T7123] x14: 1ffff00013accd34 x13: 0000000000000004 x12: ffffffffffffffff [ 85.173924][ T7123] x11: ffff700013accd34 x10: 0000000000ff0100 x9 : 0000000000000000 [ 85.175203][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 85.176392][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 85.177609][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 85.178740][ T7123] Call trace: [ 85.179213][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 85.180076][ T7123] find_free_extent+0x37fc/0x4fc0 [ 85.180785][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 85.181548][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 85.182295][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 85.183080][ T7123] btrfs_cow_block+0x328/0x940 [ 85.183825][ T7123] btrfs_search_slot+0x96c/0x223c [ 85.184580][ T7123] btrfs_insert_empty_items+0xa4/0x17c [ 85.185408][ T7123] __btrfs_commit_inode_delayed_items+0x880/0x1748 [ 85.186368][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 85.187365][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 85.188195][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 85.189116][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 85.189868][ T7123] sync_filesystem+0x1a0/0x218 [ 85.190630][ T7123] generic_shutdown_super+0x70/0x2b8 [ 85.191436][ T7123] kill_anon_super+0x4c/0x7c [ 85.192129][ T7123] btrfs_kill_super+0x40/0x58 [ 85.192823][ T7123] deactivate_locked_super+0xc4/0x12c [ 85.193636][ T7123] deactivate_super+0xe0/0x100 [ 85.194393][ T7123] cleanup_mnt+0x31c/0x3ac [ 85.195068][ T7123] __cleanup_mnt+0x20/0x30 [ 85.195748][ T7123] task_work_run+0x1dc/0x260 [ 85.196474][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 85.197409][ T7123] el0_svc+0x170/0x254 [ 85.198038][ T7123] el0t_64_sync_handler+0x84/0x12c [ 85.198841][ T7123] el0t_64_sync+0x198/0x19c [ 85.199527][ T7123] irq event stamp: 549072 [ 85.200183][ T7123] hardirqs last enabled at (549071): [] btrfs_get_alloc_profile+0x110/0xab0 [ 85.201813][ T7123] hardirqs last disabled at (549072): [] el1_brk64+0x20/0x54 [ 85.203210][ T7123] softirqs last enabled at (549056): [] handle_softirqs+0xaf8/0xc88 [ 85.204668][ T7123] softirqs last disabled at (548997): [] __do_softirq+0x14/0x20 [ 85.205999][ T7123] ---[ end trace 0000000000000000 ]--- [ 85.207125][ T7123] ------------[ cut here ]------------ [ 85.207131][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 85.209452][ T7123] Modules linked in: [ 85.209972][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 85.211394][ T7123] Tainted: [W]=WARN [ 85.211902][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.213437][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 85.214652][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 85.215684][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 85.216809][ T7123] sp : ffff80009d667410 [ 85.217414][ T7123] x29: ffff80009d667430 x28: 1fffe0001a7d4c10 x27: dfff800000000000 [ 85.218614][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 85.219796][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 000000000000e000 [ 85.220999][ T7123] x20: ffff0000d3ea6080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 85.222120][ T7123] x17: 00bea98bdb180000 x16: ffff800082deb6c0 x15: ffff700013acce78 [ 85.223272][ T7123] x14: 1ffff00013acce78 x13: 0000000000000004 x12: ffffffffffffffff [ 85.224496][ T7123] x11: ffff700013acce78 x10: 0000000000ff0100 x9 : 0000000000000000 [ 85.225620][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 85.226844][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 85.227969][ T7123] x2 : 0000000000000001 x1 : 000000000000e000 x0 : 0000000000000000 [ 85.229113][ T7123] Call trace: [ 85.229566][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 85.230493][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 85.231216][ T7123] __btrfs_commit_inode_delayed_items+0xb00/0x1748 [ 85.232165][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 85.232976][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 85.233745][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 85.234557][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 85.235195][ T7123] sync_filesystem+0x1a0/0x218 [ 85.235895][ T7123] generic_shutdown_super+0x70/0x2b8 [ 85.236709][ T7123] kill_anon_super+0x4c/0x7c [ 85.237384][ T7123] btrfs_kill_super+0x40/0x58 [ 85.237988][ T7123] deactivate_locked_super+0xc4/0x12c [ 85.238744][ T7123] deactivate_super+0xe0/0x100 [ 85.239448][ T7123] cleanup_mnt+0x31c/0x3ac [ 85.240138][ T7123] __cleanup_mnt+0x20/0x30 [ 85.240778][ T7123] task_work_run+0x1dc/0x260 [ 85.241482][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 85.242242][ T7123] el0_svc+0x170/0x254 [ 85.242814][ T7123] el0t_64_sync_handler+0x84/0x12c [ 85.243511][ T7123] el0t_64_sync+0x198/0x19c [ 85.244179][ T7123] irq event stamp: 549148 [ 85.244797][ T7123] hardirqs last enabled at (549147): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 85.246336][ T7123] hardirqs last disabled at (549148): [] el1_brk64+0x20/0x54 [ 85.247630][ T7123] softirqs last enabled at (549130): [] handle_softirqs+0xaf8/0xc88 [ 85.249109][ T7123] softirqs last disabled at (549075): [] __do_softirq+0x14/0x20 [ 85.250473][ T7123] ---[ end trace 0000000000000000 ]--- [ 85.251623][ T7123] ------------[ cut here ]------------ [ 85.251629][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 85.254127][ T7123] Modules linked in: [ 85.254734][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 85.256252][ T7123] Tainted: [W]=WARN [ 85.256814][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.258414][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 85.259682][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 85.260745][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 85.261791][ T7123] sp : ffff80009d6672f0 [ 85.262430][ T7123] x29: ffff80009d667310 x28: 1fffe0001a7d4c10 x27: dfff800000000000 [ 85.263706][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 85.264946][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 85.266187][ T7123] x20: ffff0000d3ea6080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 85.267407][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acce54 [ 85.268687][ T7123] x14: 1ffff00013acce54 x13: 0000000000000004 x12: ffffffffffffffff [ 85.269871][ T7123] x11: ffff700013acce54 x10: 0000000000ff0100 x9 : 0000000000000000 [ 85.270989][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 85.272122][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 85.273282][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 85.274524][ T7123] Call trace: [ 85.275009][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 85.276037][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 85.276834][ T7123] __btrfs_update_delayed_inode+0x590/0xed0 [ 85.277712][ T7123] __btrfs_commit_inode_delayed_items+0x15f8/0x1748 [ 85.278604][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 85.279354][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 85.280091][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 85.280924][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 85.281624][ T7123] sync_filesystem+0x1a0/0x218 [ 85.282376][ T7123] generic_shutdown_super+0x70/0x2b8 [ 85.283182][ T7123] kill_anon_super+0x4c/0x7c [ 85.283860][ T7123] btrfs_kill_super+0x40/0x58 [ 85.284540][ T7123] deactivate_locked_super+0xc4/0x12c [ 85.285333][ T7123] deactivate_super+0xe0/0x100 [ 85.286032][ T7123] cleanup_mnt+0x31c/0x3ac [ 85.286701][ T7123] __cleanup_mnt+0x20/0x30 [ 85.287418][ T7123] task_work_run+0x1dc/0x260 [ 85.288147][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 85.288904][ T7123] el0_svc+0x170/0x254 [ 85.289495][ T7123] el0t_64_sync_handler+0x84/0x12c [ 85.290233][ T7123] el0t_64_sync+0x198/0x19c [ 85.290864][ T7123] irq event stamp: 549206 [ 85.291433][ T7123] hardirqs last enabled at (549205): [] kasan_quarantine_put+0x1a0/0x1c8 [ 85.292863][ T7123] hardirqs last disabled at (549206): [] el1_brk64+0x20/0x54 [ 85.294210][ T7123] softirqs last enabled at (549198): [] handle_softirqs+0xaf8/0xc88 [ 85.295559][ T7123] softirqs last disabled at (549151): [] __do_softirq+0x14/0x20 [ 85.296801][ T7123] ---[ end trace 0000000000000000 ]--- [ 85.298103][ T7123] ------------[ cut here ]------------ [ 85.298111][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 85.300398][ T7123] Modules linked in: [ 85.301032][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 85.302515][ T7123] Tainted: [W]=WARN [ 85.303018][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.304481][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 85.305704][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 85.306636][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 85.307482][ T7123] sp : ffff80009d666bc0 [ 85.308066][ T7123] x29: ffff80009d666c00 x28: 0000000000001000 x27: 0000000000000002 [ 85.309256][ T7123] x26: ffff0000d3ea6080 x25: fffffffffffff000 x24: 0000000000000000 [ 85.310431][ T7123] x23: 1fffe0001a7d4c10 x22: 0000000000001000 x21: dfff800000000000 [ 85.311601][ T7123] x20: ffff0000d3ea6000 x19: ffff0000dd26f800 x18: 1fffe000337dfe90 [ 85.312745][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013accd60 [ 85.313897][ T7123] x14: 1ffff00013accd60 x13: 0000000000000004 x12: ffffffffffffffff [ 85.315169][ T7123] x11: ffff700013accd60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 85.316480][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 85.317791][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 85.319113][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 85.320341][ T7123] Call trace: [ 85.320838][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 85.321729][ T7123] find_free_extent+0x37fc/0x4fc0 [ 85.322474][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 85.323240][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 85.324065][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 85.324852][ T7123] btrfs_cow_block+0x328/0x940 [ 85.325554][ T7123] btrfs_search_slot+0x96c/0x223c [ 85.326361][ T7123] btrfs_update_root+0xe4/0xcd8 [ 85.327090][ T7123] commit_fs_roots+0x440/0x784 [ 85.327811][ T7123] btrfs_commit_transaction+0x108c/0x2ce4 [ 85.328690][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 85.329362][ T7123] sync_filesystem+0x1a0/0x218 [ 85.330099][ T7123] generic_shutdown_super+0x70/0x2b8 [ 85.330913][ T7123] kill_anon_super+0x4c/0x7c [ 85.331652][ T7123] btrfs_kill_super+0x40/0x58 [ 85.332374][ T7123] deactivate_locked_super+0xc4/0x12c [ 85.333141][ T7123] deactivate_super+0xe0/0x100 [ 85.333896][ T7123] cleanup_mnt+0x31c/0x3ac [ 85.334536][ T7123] __cleanup_mnt+0x20/0x30 [ 85.335196][ T7123] task_work_run+0x1dc/0x260 [ 85.335827][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 85.336632][ T7123] el0_svc+0x170/0x254 [ 85.337211][ T7123] el0t_64_sync_handler+0x84/0x12c [ 85.337963][ T7123] el0t_64_sync+0x198/0x19c [ 85.338685][ T7123] irq event stamp: 549314 [ 85.339301][ T7123] hardirqs last enabled at (549313): [] btrfs_get_alloc_profile+0x110/0xab0 [ 85.340706][ T7123] hardirqs last disabled at (549314): [] el1_brk64+0x20/0x54 [ 85.341969][ T7123] softirqs last enabled at (549244): [] handle_softirqs+0xaf8/0xc88 [ 85.343328][ T7123] softirqs last disabled at (549209): [] __do_softirq+0x14/0x20 [ 85.344657][ T7123] ---[ end trace 0000000000000000 ]--- [ 85.353225][ T7123] ------------[ cut here ]------------ [ 85.353239][ T7123] WARNING: CPU: 1 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 85.356076][ T7123] Modules linked in: [ 85.356718][ T7123] CPU: 1 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 85.358327][ T7123] Tainted: [W]=WARN [ 85.358887][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.360367][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 85.361484][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 85.362487][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 85.363523][ T7123] sp : ffff80009d667850 [ 85.364141][ T7123] x29: ffff80009d667870 x28: 1fffe0001a7d4c10 x27: dfff800000000000 [ 85.365360][ T7123] x26: ffff80008f57e768 x25: 0000000000000002 x24: ffff0000cfccbd90 [ 85.366529][ T7123] x23: 0000000000000005 x22: 0000000000001000 x21: 0000000000160000 [ 85.367834][ T7123] x20: ffff0000d3ea6080 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 85.369154][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accf00 [ 85.370405][ T7123] x14: 1ffff00013accf00 x13: 0000000000000004 x12: ffffffffffffffff [ 85.371555][ T7123] x11: ffff700013accf00 x10: 0000000000ff0100 x9 : 0000000000000000 [ 85.372705][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 85.373900][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 85.375137][ T7123] x2 : 0000000000000001 x1 : 0000000000160000 x0 : 0000000000001000 [ 85.376370][ T7123] Call trace: [ 85.376808][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 85.377730][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 85.378513][ T7123] btrfs_release_global_block_rsv+0x38/0x22c [ 85.379393][ T7123] btrfs_free_block_groups+0xa4c/0xd10 [ 85.380209][ T7123] close_ctree+0x650/0x113c [ 85.380876][ T7123] btrfs_put_super+0x1ac/0x1c0 [ 85.381618][ T7123] generic_shutdown_super+0x12c/0x2b8 [ 85.382431][ T7123] kill_anon_super+0x4c/0x7c [ 85.383119][ T7123] btrfs_kill_super+0x40/0x58 [ 85.383853][ T7123] deactivate_locked_super+0xc4/0x12c [ 85.384696][ T7123] deactivate_super+0xe0/0x100 [ 85.385389][ T7123] cleanup_mnt+0x31c/0x3ac [ 85.386144][ T7123] __cleanup_mnt+0x20/0x30 [ 85.386867][ T7123] task_work_run+0x1dc/0x260 [ 85.387620][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 85.388477][ T7123] el0_svc+0x170/0x254 [ 85.389127][ T7123] el0t_64_sync_handler+0x84/0x12c [ 85.389971][ T7123] el0t_64_sync+0x198/0x19c [ 85.390671][ T7123] irq event stamp: 551436 [ 85.391326][ T7123] hardirqs last enabled at (551435): [] kasan_quarantine_put+0x1a0/0x1c8 [ 85.392802][ T7123] hardirqs last disabled at (551436): [] el1_brk64+0x20/0x54 [ 85.394088][ T7123] softirqs last enabled at (549634): [] local_bh_enable+0x10/0x34 [ 85.395544][ T7123] softirqs last disabled at (549632): [] local_bh_disable+0x10/0x34 [ 85.396901][ T7123] ---[ end trace 0000000000000000 ]--- [ 85.506727][ T7575] loop0: detected capacity change from 0 to 32768 [ 85.508343][ T7575] btrfs: Deprecated parameter 'usebackuproot' [ 85.509398][ T7575] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 85.511252][ T7575] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.36 (7575) [ 85.524629][ T7575] BTRFS error (device loop0): failed to load root extent [ 85.526036][ T7575] BTRFS warning (device loop0): try to load backup roots slot 1 [ 85.527589][ T7575] BTRFS warning (device loop0): couldn't read tree root [ 85.528775][ T7575] BTRFS warning (device loop0): try to load backup roots slot 2 [ 85.530224][ T12] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 85.532243][ T7575] BTRFS warning (device loop0): couldn't read tree root [ 85.532292][ T7575] BTRFS warning (device loop0): try to load backup roots slot 3 [ 85.542103][ T7575] FAULT_INJECTION: forcing a failure. [ 85.542103][ T7575] name failslab, interval 1, probability 0, space 0, times 0 [ 85.542145][ T7575] CPU: 1 UID: 0 PID: 7575 Comm: syz.0.36 Tainted: G W syzkaller #0 PREEMPT [ 85.542159][ T7575] Tainted: [W]=WARN [ 85.542163][ T7575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.542169][ T7575] Call trace: [ 85.542173][ T7575] show_stack+0x2c/0x3c (C) [ 85.542187][ T7575] __dump_stack+0x30/0x40 [ 85.542194][ T7575] dump_stack_lvl+0xd8/0x12c [ 85.542199][ T7575] dump_stack+0x1c/0x28 [ 85.542204][ T7575] should_fail_ex+0x41c/0x594 [ 85.542213][ T7575] should_failslab+0xc0/0x128 [ 85.542223][ T7575] __kmalloc_noprof+0xf4/0x728 [ 85.542229][ T7575] btrfs_create_chunk+0x6b8/0x2674 [ 85.542237][ T7575] btrfs_chunk_alloc+0x818/0x14f0 [ 85.542244][ T7575] find_free_extent+0x2f8c/0x4fc0 [ 85.542251][ T7575] btrfs_reserve_extent+0x22c/0x624 [ 85.542256][ T7575] btrfs_get_blocks_direct_write+0x550/0xa14 [ 85.542264][ T7575] btrfs_dio_iomap_begin+0x86c/0xd24 [ 85.542276][ T7575] iomap_iter+0x494/0xe10 [ 85.542283][ T7575] __iomap_dio_rw+0xa00/0x1c60 [ 85.542291][ T7575] btrfs_direct_write+0x6c8/0x980 [ 85.542297][ T7575] btrfs_do_write_iter+0x1f0/0x5dc [ 85.542305][ T7575] btrfs_file_write_iter+0x2c/0x3c [ 85.542312][ T7575] do_iter_readv_writev+0x4bc/0x720 [ 85.542319][ T7575] vfs_writev+0x29c/0x7cc [ 85.542325][ T7575] __arm64_sys_pwritev2+0x1bc/0x2cc [ 85.542331][ T7575] invoke_syscall+0x98/0x254 [ 85.542337][ T7575] el0_svc_common+0x130/0x23c [ 85.542342][ T7575] do_el0_svc+0x48/0x58 [ 85.542346][ T7575] el0_svc+0x5c/0x254 [ 85.542355][ T7575] el0t_64_sync_handler+0x84/0x12c [ 85.542360][ T7575] el0t_64_sync+0x198/0x19c [ 85.542391][ T7575] BTRFS error (device loop0 state A): Transaction aborted (error -12) [ 85.542409][ T7575] BTRFS: error (device loop0 state A) in find_free_extent_update_loop:4220: errno=-12 Out of memory [ 85.676033][ T7594] loop0: detected capacity change from 0 to 32768 [ 85.676929][ T7594] btrfs: Deprecated parameter 'usebackuproot' [ 85.676942][ T7594] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 85.679183][ T7594] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.37 (7594) [ 85.688676][ T7594] BTRFS error (device loop0): failed to load root extent [ 85.688710][ T7594] BTRFS warning (device loop0): try to load backup roots slot 1 [ 85.696409][ T7594] BTRFS warning (device loop0): couldn't read tree root [ 85.697632][ T7594] BTRFS warning (device loop0): try to load backup roots slot 2 [ 85.699103][ T15] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 85.701108][ T7594] BTRFS warning (device loop0): couldn't read tree root [ 85.702240][ T7594] BTRFS warning (device loop0): try to load backup roots slot 3 [ 85.719417][ T7594] FAULT_INJECTION: forcing a failure. [ 85.719417][ T7594] name failslab, interval 1, probability 0, space 0, times 0 [ 85.721646][ T7594] CPU: 1 UID: 0 PID: 7594 Comm: syz.0.37 Tainted: G W syzkaller #0 PREEMPT [ 85.721672][ T7594] Tainted: [W]=WARN [ 85.721675][ T7594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.721680][ T7594] Call trace: [ 85.721683][ T7594] show_stack+0x2c/0x3c (C) [ 85.721696][ T7594] __dump_stack+0x30/0x40 [ 85.721703][ T7594] dump_stack_lvl+0xd8/0x12c [ 85.721707][ T7594] dump_stack+0x1c/0x28 [ 85.721712][ T7594] should_fail_ex+0x41c/0x594 [ 85.721719][ T7594] should_failslab+0xc0/0x128 [ 85.721728][ T7594] __kmalloc_noprof+0xf4/0x728 [ 85.721733][ T7594] btrfs_create_chunk+0x6b8/0x2674 [ 85.721740][ T7594] btrfs_chunk_alloc+0x818/0x14f0 [ 85.721747][ T7594] find_free_extent+0x2f8c/0x4fc0 [ 85.721753][ T7594] btrfs_reserve_extent+0x22c/0x624 [ 85.721759][ T7594] btrfs_get_blocks_direct_write+0x550/0xa14 [ 85.721766][ T7594] btrfs_dio_iomap_begin+0x86c/0xd24 [ 85.721772][ T7594] iomap_iter+0x494/0xe10 [ 85.721778][ T7594] __iomap_dio_rw+0xa00/0x1c60 [ 85.721783][ T7594] btrfs_direct_write+0x6c8/0x980 [ 85.721790][ T7594] btrfs_do_write_iter+0x1f0/0x5dc [ 85.721797][ T7594] btrfs_file_write_iter+0x2c/0x3c [ 85.721803][ T7594] do_iter_readv_writev+0x4bc/0x720 [ 85.721809][ T7594] vfs_writev+0x29c/0x7cc [ 85.721814][ T7594] __arm64_sys_pwritev2+0x1bc/0x2cc [ 85.721820][ T7594] invoke_syscall+0x98/0x254 [ 85.721825][ T7594] el0_svc_common+0x130/0x23c [ 85.721830][ T7594] do_el0_svc+0x48/0x58 [ 85.721835][ T7594] el0_svc+0x5c/0x254 [ 85.721842][ T7594] el0t_64_sync_handler+0x84/0x12c [ 85.721848][ T7594] el0t_64_sync+0x198/0x19c [ 85.735276][ T7594] BTRFS error (device loop0 state A): Transaction aborted (error -12) [ 85.735293][ T7594] BTRFS: error (device loop0 state A) in find_free_extent_update_loop:4220: errno=-12 Out of memory [ 85.860212][ T7613] loop0: detected capacity change from 0 to 32768 [ 85.860571][ T7613] btrfs: Deprecated parameter 'usebackuproot' [ 85.860583][ T7613] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 85.865535][ T7613] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.38 (7613) [ 85.892585][ T7613] BTRFS error (device loop0): failed to load root extent [ 85.893859][ T7613] BTRFS warning (device loop0): try to load backup roots slot 1 [ 85.895564][ T7613] BTRFS warning (device loop0): couldn't read tree root [ 85.896884][ T7613] BTRFS warning (device loop0): try to load backup roots slot 2 [ 85.898495][ T39] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 85.900238][ T7613] BTRFS warning (device loop0): couldn't read tree root [ 85.901544][ T7613] BTRFS warning (device loop0): try to load backup roots slot 3 [ 85.917384][ T7613] FAULT_INJECTION: forcing a failure. [ 85.917384][ T7613] name failslab, interval 1, probability 0, space 0, times 0 [ 85.919397][ T7613] CPU: 1 UID: 0 PID: 7613 Comm: syz.0.38 Tainted: G W syzkaller #0 PREEMPT [ 85.919421][ T7613] Tainted: [W]=WARN [ 85.919425][ T7613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.919430][ T76 ** replaying previous printk message ** [ 85.919430][ T7613] Call trace: [ 85.919434][ T7613] show_stack+0x2c/0x3c (C) [ 85.919450][ T7613] __dump_stack+0x30/0x40 [ 85.919459][ T7613] dump_stack_lvl+0xd8/0x12c [ 85.919466][ T7613] dump_stack+0x1c/0x28 [ 85.919471][ T7613] should_fail_ex+0x41c/0x594 [ 85.919478][ T7613] should_failslab+0xc0/0x128 [ 85.919486][ T7613] kmem_cache_alloc_noprof+0x80/0x648 [ 85.919492][ T7613] btrfs_alloc_extent_map+0x28/0xec [ 85.919498][ T7613] btrfs_create_io_em+0x3b4/0x5f4 [ 85.919504][ T7613] btrfs_create_dio_extent+0x64/0x188 [ 85.919511][ T7613] btrfs_get_blocks_direct_write+0x658/0xa14 [ 85.919517][ T7613] btrfs_dio_iomap_begin+0x86c/0xd24 [ 85.919523][ T7613] iomap_iter+0x494/0xe10 [ 85.919529][ T7613] __iomap_dio_rw+0xa00/0x1c60 [ 85.919535][ T7613] btrfs_direct_write+0x6c8/0x980 [ 85.919541][ T7613] btrfs_do_write_iter+0x1f0/0x5dc [ 85.919547][ T7613] btrfs_file_write_iter+0x2c/0x3c [ 85.919554][ T7613] do_iter_readv_writev+0x4bc/0x720 [ 85.919560][ T7613] vfs_writev+0x29c/0x7cc [ 85.919565][ T7613] __arm64_sys_pwritev2+0x1bc/0x2cc [ 85.919571][ T7613] invoke_syscall+0x98/0x254 [ 85.919576][ T7613] el0_svc_common+0x130/0x23c [ 85.919581][ T7613] do_el0_svc+0x48/0x58 [ 85.919586][ T7613] el0_svc+0x5c/0x254 [ 85.919593][ T7613] el0t_64_sync_handler+0x84/0x12c [ 85.919598][ T7613] el0t_64_sync+0x198/0x19c [ 85.924371][ T7613] ------------[ cut here ]------------ [ 85.924378][ T7613] WARNING: CPU: 0 PID: 7613 at fs/btrfs/space-info.h:265 btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 85.946205][ T7613] Modules linked in: [ 85.946767][ T7613] CPU: 0 UID: 0 PID: 7613 Comm: syz.0.38 Tainted: G W syzkaller #0 PREEMPT [ 85.948163][ T7613] Tainted: [W]=WARN [ 85.948730][ T7613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.950192][ T7613] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 85.951329][ T7613] pc : btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 [ 85.952286][ T7613] lr : btrfs_free_reserved_data_space_noquota+0x3f8/0x6d0 [ 85.953310][ T7613] sp : ffff80009c5e7140 [ 85.953933][ T7613] x29: ffff80009c5e7160 x28: 1fffe0001b2ca800 x27: dfff800000000000 [ 85.955192][ T7613] x26: ffff80008f57e768 x25: 0000000000000005 x24: 0000000000800000 [ 85.956415][ T7613] x23: ffff0000d9654080 x22: 1fffe0001b2ca810 x21: 00000000005cd000 [ 85.957627][ T7613] x20: ffff0000d9654000 x19: 0000000000000000 x18: 1fffe000337dfe90 [ 85.958868][ T7613] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff7000138bce10 [ 85.960089][ T7613] x14: 1ffff000138bce10 x13: 0000000000000004 x12: ffffffffffffffff [ 85.961407][ T7613] x11: ffff7000138bce10 x10: 0000000000ff0100 x9 : 0000000000000000 [ 85.962635][ T7613] x8 : ffff0000cba58000 x7 : ffff80008259886c x6 : 0000000000000000 [ 85.963843][ T7613] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000800000 [ 85.965162][ T7613] x2 : 0000000000000005 x1 : 0000000000800000 x0 : 00000000005cd000 [ 85.966485][ T7613] Call trace: [ 85.967006][ T7613] btrfs_free_reserved_data_space_noquota+0x3fc/0x6d0 (P) [ 85.968118][ T7613] btrfs_free_reserved_data_space+0xb4/0xf8 [ 85.969113][ T7613] btrfs_dio_iomap_begin+0x714/0xd24 [ 85.969928][ T7613] iomap_iter+0x494/0xe10 [ 85.970580][ T7613] __iomap_dio_rw+0xa00/0x1c60 [ 85.971318][ T7613] btrfs_direct_write+0x6c8/0x980 [ 85.972080][ T7613] btrfs_do_write_iter+0x1f0/0x5dc [ 85.972832][ T7613] btrfs_file_write_iter+0x2c/0x3c [ 85.973662][ T7613] do_iter_readv_writev+0x4bc/0x720 [ 85.974469][ T7613] vfs_writev+0x29c/0x7cc [ 85.975073][ T7613] __arm64_sys_pwritev2+0x1bc/0x2cc [ 85.975787][ T7613] invoke_syscall+0x98/0x254 [ 85.976488][ T7613] el0_svc_common+0x130/0x23c [ 85.977180][ T7613] do_el0_svc+0x48/0x58 [ 85.977778][ T7613] el0_svc+0x5c/0x254 [ 85.978368][ T7613] el0t_64_sync_handler+0x84/0x12c [ 85.979171][ T7613] el0t_64_sync+0x198/0x19c [ 85.979860][ T7613] irq event stamp: 46006 [ 85.980475][ T7613] hardirqs last enabled at (46005): [] kasan_quarantine_put+0x1a0/0x1c8 [ 85.981965][ T7613] hardirqs last disabled at (46006): [] el1_brk64+0x20/0x54 [ 85.983296][ T7613] softirqs last enabled at (45856): [] local_bh_enable+0x10/0x34 [ 85.984709][ T7613] softirqs last disabled at (45854): [] local_bh_disable+0x10/0x34 [ 85.986071][ T7613] ---[ end trace 0000000000000000 ]--- [ 85.993957][ T7123] ------------[ cut here ]------------ [ 85.993969][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 85.996391][ T7123] Modules linked in: [ 85.996987][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 85.998542][ T7123] Tainted: [W]=WARN [ 85.999071][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.000642][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 86.001851][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 86.002804][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 86.003699][ T7123] sp : ffff80009d666620 [ 86.004264][ T7123] x29: ffff80009d666660 x28: 0000000000001000 x27: 0000000000000001 [ 86.005504][ T7123] x26: ffff0000d9654080 x25: fffffffffffff000 x24: 0000000000000000 [ 86.006730][ T7123] x23: 1fffe0001b2ca810 x22: 0000000000001000 x21: dfff800000000000 [ 86.007948][ T7123] x20: ffff0000d9654000 x19: ffff0000d9652800 x18: 1fffe000337db690 [ 86.009166][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acccac [ 86.010394][ T7123] x14: 1ffff00013acccac x13: 0000000000000004 x12: ffffffffffffffff [ 86.011594][ T7123] x11: ffff700013acccac x10: 0000000000ff0100 x9 : 0000000000000000 [ 86.012853][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 86.014020][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 86.015095][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 86.016240][ T7123] Call trace: [ 86.016723][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 86.017561][ T7123] find_free_extent+0x37fc/0x4fc0 [ 86.018323][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 86.019081][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 86.019863][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 86.020648][ T7123] btrfs_cow_block+0x328/0x940 [ 86.021365][ T7123] btrfs_search_slot+0x96c/0x223c [ 86.022103][ T7123] lookup_inline_extent_backref+0x2c4/0x143c [ 86.022979][ T7123] __btrfs_free_extent+0x374/0x39b8 [ 86.023753][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 86.024564][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 86.025308][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 86.026146][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 86.026783][ T7123] sync_filesystem+0x1a0/0x218 [ 86.027509][ T7123] generic_shutdown_super+0x70/0x2b8 [ 86.028232][ T7123] kill_anon_super+0x4c/0x7c [ 86.028869][ T7123] btrfs_kill_super+0x40/0x58 [ 86.029536][ T7123] deactivate_locked_super+0xc4/0x12c [ 86.030314][ T7123] deactivate_super+0xe0/0x100 [ 86.030982][ T7123] cleanup_mnt+0x31c/0x3ac [ 86.031720][ T7123] __cleanup_mnt+0x20/0x30 [ 86.032351][ T7123] task_work_run+0x1dc/0x260 [ 86.033022][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 86.033781][ T7123] el0_svc+0x170/0x254 [ 86.034430][ T7123] el0t_64_sync_handler+0x84/0x12c [ 86.035309][ T7123] el0t_64_sync+0x198/0x19c [ 86.036049][ T7123] irq event stamp: 626782 [ 86.036757][ T7123] hardirqs last enabled at (626781): [] btrfs_get_alloc_profile+0x110/0xab0 [ 86.038320][ T7123] hardirqs last disabled at (626782): [] el1_brk64+0x20/0x54 [ 86.039697][ T7123] softirqs last enabled at (626778): [] handle_softirqs+0xaf8/0xc88 [ 86.041117][ T7123] softirqs last disabled at (626767): [] __do_softirq+0x14/0x20 [ 86.042513][ T7123] ---[ end trace 0000000000000000 ]--- [ 86.045060][ T7123] ------------[ cut here ]------------ [ 86.045071][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 86.047461][ T7123] Modules linked in: [ 86.048057][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 86.049650][ T7123] Tainted: [W]=WARN [ 86.050214][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.051739][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 86.053001][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 86.053909][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 86.054784][ T7123] sp : ffff80009d6665a0 [ 86.055429][ T7123] x29: ffff80009d6665e0 x28: 0000000000001000 x27: 0000000000000001 [ 86.056673][ T7123] x26: ffff0000d9654080 x25: fffffffffffff000 x24: 0000000000000000 [ 86.058008][ T7123] x23: 1fffe0001b2ca810 x22: 0000000000001000 x21: dfff800000000000 [ 86.059358][ T7123] x20: ffff0000d9654000 x19: ffff0000d9652800 x18: 00000000ffffffff [ 86.060688][ T7123] x17: ffff0001fea8c870 x16: ffff800082deb6c0 x15: ffff700013accc9c [ 86.061925][ T7123] x14: 1ffff00013accc9c x13: 0000000000000004 x12: ffffffffffffffff [ 86.063248][ T7123] x11: ffff700013accc9c x10: 0000000000ff0100 x9 : 0000000000000000 [ 86.064516][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 86.065731][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 86.066955][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 86.068296][ T7123] Call trace: [ 86.068799][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 86.069681][ T7123] find_free_extent+0x37fc/0x4fc0 [ 86.070408][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 86.071199][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 86.072143][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 86.073035][ T7123] btrfs_cow_block+0x328/0x940 [ 86.073764][ T7123] btrfs_search_slot+0x96c/0x223c [ 86.074524][ T7123] add_free_space_extent+0x22c/0xa18 [ 86.075432][ T7123] __btrfs_add_to_free_space_tree+0x190/0x234 [ 86.076392][ T7123] btrfs_add_to_free_space_tree+0x118/0x55c [ 86.077318][ T7123] __btrfs_free_extent+0xffc/0x39b8 [ 86.078080][ T7123] __btrfs_run_delayed_refs+0xbac/0x377c [ 86.078980][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 86.079845][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 86.080708][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 86.081389][ T7123] sync_filesystem+0x1a0/0x218 [ 86.082055][ T7123] generic_shutdown_super+0x70/0x2b8 [ 86.082831][ T7123] kill_anon_super+0x4c/0x7c [ 86.083463][ T7123] btrfs_kill_super+0x40/0x58 [ 86.084140][ T7123] deactivate_locked_super+0xc4/0x12c [ 86.084916][ T7123] deactivate_super+0xe0/0x100 [ 86.085588][ T7123] cleanup_mnt+0x31c/0x3ac [ 86.086262][ T7123] __cleanup_mnt+0x20/0x30 [ 86.086893][ T7123] task_work_run+0x1dc/0x260 [ 86.087563][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 86.088312][ T7123] el0_svc+0x170/0x254 [ 86.088927][ T7123] el0t_64_sync_handler+0x84/0x12c [ 86.089674][ T7123] el0t_64_sync+0x198/0x19c [ 86.090369][ T7123] irq event stamp: 627432 [ 86.091086][ T7123] hardirqs last enabled at (627431): [] btrfs_get_alloc_profile+0x110/0xab0 [ 86.092828][ T7123] hardirqs last disabled at (627432): [] el1_brk64+0x20/0x54 [ 86.094310][ T7123] softirqs last enabled at (626824): [] handle_softirqs+0xaf8/0xc88 [ 86.095731][ T7123] softirqs last disabled at (626785): [] __do_softirq+0x14/0x20 [ 86.097134][ T7123] ---[ end trace 0000000000000000 ]--- [ 86.099413][ T7123] ------------[ cut here ]------------ [ 86.099421][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.101967][ T7123] Modules linked in: [ 86.102535][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 86.104099][ T7123] Tainted: [W]=WARN [ 86.104640][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.106193][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 86.107327][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.108338][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 86.109343][ T7123] sp : ffff80009d667350 [ 86.109922][ T7123] x29: ffff80009d667370 x28: 1fffe0001b2ca810 x27: dfff800000000000 [ 86.111103][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 86.112297][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000004000 [ 86.113599][ T7123] x20: ffff0000d9654080 x19: 0000000000000000 x18: 1fffe000337db690 [ 86.114843][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 86.116050][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 86.117275][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 86.118450][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 86.119625][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 86.120986][ T7123] x2 : 0000000000000001 x1 : 0000000000004000 x0 : 0000000000000000 [ 86.122355][ T7123] Call trace: [ 86.122860][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 86.123924][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 86.125020][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 86.125872][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 86.126737][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 86.127550][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 86.128428][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 86.129115][ T7123] sync_filesystem+0x1a0/0x218 [ 86.129854][ T7123] generic_shutdown_super+0x70/0x2b8 [ 86.130682][ T7123] kill_anon_super+0x4c/0x7c [ 86.131396][ T7123] btrfs_kill_super+0x40/0x58 [ 86.132123][ T7123] deactivate_locked_super+0xc4/0x12c [ 86.132919][ T7123] deactivate_super+0xe0/0x100 [ 86.133606][ T7123] cleanup_mnt+0x31c/0x3ac [ 86.134280][ T7123] __cleanup_mnt+0x20/0x30 [ 86.134941][ T7123] task_work_run+0x1dc/0x260 [ 86.135652][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 86.136429][ T7123] el0_svc+0x170/0x254 [ 86.137017][ T7123] el0t_64_sync_handler+0x84/0x12c [ 86.137772][ T7123] el0t_64_sync+0x198/0x19c [ 86.138421][ T7123] irq event stamp: 627794 [ 86.139075][ T7123] hardirqs last enabled at (627793): [] kasan_quarantine_put+0x1a0/0x1c8 [ 86.140532][ T7123] hardirqs last disabled at (627794): [] el1_brk64+0x20/0x54 [ 86.141807][ T7123] softirqs last enabled at (627620): [] handle_softirqs+0xaf8/0xc88 [ 86.143138][ T7123] softirqs last disabled at (627435): [] __do_softirq+0x14/0x20 [ 86.144432][ T7123] ---[ end trace 0000000000000000 ]--- [ 86.145685][ T7123] ------------[ cut here ]------------ [ 86.145693][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.148354][ T7123] Modules linked in: [ 86.148964][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 86.150550][ T7123] Tainted: [W]=WARN [ 86.151128][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.152556][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 86.153881][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.155004][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 86.156042][ T7123] sp : ffff80009d667350 [ 86.156618][ T7123] x29: ffff80009d667370 x28: 1fffe0001b2ca810 x27: dfff800000000000 [ 86.157796][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 86.158969][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000020000 [ 86.160112][ T7123] x20: ffff0000d9654080 x19: 0000000000000000 x18: 1fffe000337db690 [ 86.161309][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 86.162486][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 86.163653][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 86.164873][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 86.166017][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 86.167268][ T7123] x2 : 0000000000000001 x1 : 0000000000020000 x0 : 0000000000000000 [ 86.168480][ T7123] Call trace: [ 86.169028][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 86.170174][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 86.171026][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 86.171943][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 86.172881][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 86.173654][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 86.174478][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 86.175144][ T7123] sync_filesystem+0x1a0/0x218 [ 86.175876][ T7123] generic_shutdown_super+0x70/0x2b8 [ 86.176688][ T7123] kill_anon_super+0x4c/0x7c [ 86.177380][ T7123] btrfs_kill_super+0x40/0x58 [ 86.178033][ T7123] deactivate_locked_super+0xc4/0x12c [ 86.178897][ T7123] deactivate_super+0xe0/0x100 [ 86.179695][ T7123] cleanup_mnt+0x31c/0x3ac [ 86.180393][ T7123] __cleanup_mnt+0x20/0x30 [ 86.181108][ T7123] task_work_run+0x1dc/0x260 [ 86.181808][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 86.182641][ T7123] el0_svc+0x170/0x254 [ 86.183273][ T7123] el0t_64_sync_handler+0x84/0x12c [ 86.184048][ T7123] el0t_64_sync+0x198/0x19c [ 86.184752][ T7123] irq event stamp: 627884 [ 86.185413][ T7123] hardirqs last enabled at (627883): [] kasan_quarantine_put+0x1a0/0x1c8 [ 86.186883][ T7123] hardirqs last disabled at (627884): [] el1_brk64+0x20/0x54 [ 86.188191][ T7123] softirqs last enabled at (627864): [] handle_softirqs+0xaf8/0xc88 [ 86.189639][ T7123] softirqs last disabled at (627797): [] __do_softirq+0x14/0x20 [ 86.190923][ T7123] ---[ end trace 0000000000000000 ]--- [ 86.192644][ T7123] ------------[ cut here ]------------ [ 86.192653][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.195210][ T7123] Modules linked in: [ 86.195803][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 86.197357][ T7123] Tainted: [W]=WARN [ 86.197928][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.199494][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 86.200630][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.201707][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 86.202710][ T7123] sp : ffff80009d667350 [ 86.203290][ T7123] x29: ffff80009d667370 x28: 1fffe0001b2ca810 x27: dfff800000000000 [ 86.204536][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 86.205742][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000018000 [ 86.207022][ T7123] x20: ffff0000d9654080 x19: 0000000000000000 x18: 00000000ffffffff [ 86.208214][ T7123] x17: ffff800093303000 x16: ffff800082deb6c0 x15: ffff700013acce60 [ 86.209456][ T7123] x14: 1ffff00013acce60 x13: 0000000000000004 x12: ffffffffffffffff [ 86.210637][ T7123] x11: ffff700013acce60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 86.211834][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 86.213074][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 86.214227][ T7123] x2 : 0000000000000001 x1 : 0000000000018000 x0 : 0000000000000000 [ 86.215380][ T7123] Call trace: [ 86.215843][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 86.216881][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 86.217690][ T7123] btrfs_delayed_refs_rsv_release+0x98/0xf4 [ 86.218549][ T7123] __btrfs_run_delayed_refs+0x122c/0x377c [ 86.219396][ T7123] btrfs_run_delayed_refs+0xc4/0x38c [ 86.220260][ T7123] btrfs_commit_transaction+0x200/0x2ce4 [ 86.221089][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 86.221742][ T7123] sync_filesystem+0x1a0/0x218 [ 86.222447][ T7123] generic_shutdown_super+0x70/0x2b8 [ 86.223239][ T7123] kill_anon_super+0x4c/0x7c [ 86.223918][ T7123] btrfs_kill_super+0x40/0x58 [ 86.224610][ T7123] deactivate_locked_super+0xc4/0x12c [ 86.225438][ T7123] deactivate_super+0xe0/0x100 [ 86.226146][ T7123] cleanup_mnt+0x31c/0x3ac [ 86.226798][ T7123] __cleanup_mnt+0x20/0x30 [ 86.227470][ T7123] task_work_run+0x1dc/0x260 [ 86.228127][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 86.228919][ T7123] el0_svc+0x170/0x254 [ 86.229494][ T7123] el0t_64_sync_handler+0x84/0x12c [ 86.230221][ T7123] el0t_64_sync+0x198/0x19c [ 86.231000][ T7123] irq event stamp: 628288 [ 86.231754][ T7123] hardirqs last enabled at (628287): [] kasan_quarantine_put+0x1a0/0x1c8 [ 86.233398][ T7123] hardirqs last disabled at (628288): [] el1_brk64+0x20/0x54 [ 86.234881][ T7123] softirqs last enabled at (627924): [] handle_softirqs+0xaf8/0xc88 [ 86.236406][ T7123] softirqs last disabled at (627887): [] __do_softirq+0x14/0x20 [ 86.237804][ T7123] ---[ end trace 0000000000000000 ]--- [ 86.238964][ T7123] ------------[ cut here ]------------ [ 86.238972][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.241315][ T7123] Modules linked in: [ 86.241905][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 86.243496][ T7123] Tainted: [W]=WARN [ 86.244052][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.245607][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 86.246824][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.247870][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 86.248868][ T7123] sp : ffff80009d667610 [ 86.249459][ T7123] x29: ffff80009d667630 x28: 1fffe0001b2ca810 x27: dfff800000000000 [ 86.250634][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 86.251876][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 86.253152][ T7123] x20: ffff0000d9654080 x19: 0000000000000000 x18: 00000000ffffffff [ 86.254467][ T7123] x17: ffff800093303000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 86.255776][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 86.256949][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 86.258221][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 86.259470][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 86.260636][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 86.261855][ T7123] Call trace: [ 86.262279][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 86.263272][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 86.264027][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 86.264935][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 86.265867][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 86.266693][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 86.267348][ T7123] sync_filesystem+0x1a0/0x218 [ 86.268081][ T7123] generic_shutdown_super+0x70/0x2b8 [ 86.268867][ T7123] kill_anon_super+0x4c/0x7c [ 86.269588][ T7123] btrfs_kill_super+0x40/0x58 [ 86.270410][ T7123] deactivate_locked_super+0xc4/0x12c [ 86.271295][ T7123] deactivate_super+0xe0/0x100 [ 86.272064][ T7123] cleanup_mnt+0x31c/0x3ac [ 86.272756][ T7123] __cleanup_mnt+0x20/0x30 [ 86.273442][ T7123] task_work_run+0x1dc/0x260 [ 86.274166][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 86.275015][ T7123] el0_svc+0x170/0x254 [ 86.275655][ T7123] el0t_64_sync_handler+0x84/0x12c [ 86.276440][ T7123] el0t_64_sync+0x198/0x19c [ 86.277115][ T7123] irq event stamp: 628396 [ 86.277793][ T7123] hardirqs last enabled at (628395): [] kasan_quarantine_put+0x1a0/0x1c8 [ 86.279286][ T7123] hardirqs last disabled at (628396): [] el1_brk64+0x20/0x54 [ 86.280715][ T7123] softirqs last enabled at (628374): [] handle_softirqs+0xaf8/0xc88 [ 86.282175][ T7123] softirqs last disabled at (628291): [] __do_softirq+0x14/0x20 [ 86.283522][ T7123] ---[ end trace 0000000000000000 ]--- [ 86.284627][ T7123] ------------[ cut here ]------------ [ 86.284633][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.287073][ T7123] Modules linked in: [ 86.287649][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 86.289316][ T7123] Tainted: [W]=WARN [ 86.289891][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.291411][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 86.292675][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.293766][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 86.294793][ T7123] sp : ffff80009d667610 [ 86.295401][ T7123] x29: ffff80009d667630 x28: 1fffe0001b2ca810 x27: dfff800000000000 [ 86.296645][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 86.297858][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 86.299103][ T7123] x20: ffff0000d9654080 x19: 0000000000000000 x18: 1fffe000337db690 [ 86.300347][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 86.301540][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 86.302793][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 86.304034][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 86.305209][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 86.306392][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 86.307662][ T7123] Call trace: [ 86.308168][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 86.309263][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 86.310129][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 86.311056][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 86.311921][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 86.312720][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 86.313405][ T7123] sync_filesystem+0x1a0/0x218 [ 86.314120][ T7123] generic_shutdown_super+0x70/0x2b8 [ 86.314980][ T7123] kill_anon_super+0x4c/0x7c [ 86.315725][ T7123] btrfs_kill_super+0x40/0x58 [ 86.316502][ T7123] deactivate_locked_super+0xc4/0x12c [ 86.317417][ T7123] deactivate_super+0xe0/0x100 [ 86.318149][ T7123] cleanup_mnt+0x31c/0x3ac [ 86.318905][ T7123] __cleanup_mnt+0x20/0x30 [ 86.319611][ T7123] task_work_run+0x1dc/0x260 [ 86.320359][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 86.321119][ T7123] el0_svc+0x170/0x254 [ 86.321793][ T7123] el0t_64_sync_handler+0x84/0x12c [ 86.322612][ T7123] el0t_64_sync+0x198/0x19c [ 86.323372][ T7123] irq event stamp: 628424 [ 86.324094][ T7123] hardirqs last enabled at (628423): [] finish_lock_switch+0xb0/0x1c0 [ 86.325783][ T7123] hardirqs last disabled at (628424): [] el1_brk64+0x20/0x54 [ 86.327293][ T7123] softirqs last enabled at (628420): [] handle_softirqs+0xaf8/0xc88 [ 86.328843][ T7123] softirqs last disabled at (628399): [] __do_softirq+0x14/0x20 [ 86.330242][ T7123] ---[ end trace 0000000000000000 ]--- [ 86.331434][ T7123] ------------[ cut here ]------------ [ 86.331442][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.333791][ T7123] Modules linked in: [ 86.334364][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 86.335972][ T7123] Tainted: [W]=WARN [ 86.336544][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.338113][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 86.339214][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.340279][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 86.341349][ T7123] sp : ffff80009d667610 [ 86.341957][ T7123] x29: ffff80009d667630 x28: 1fffe0001b2ca810 x27: dfff800000000000 [ 86.343105][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 86.344325][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 86.345570][ T7123] x20: ffff0000d9654080 x19: 0000000000000000 x18: 1fffe000337db690 [ 86.346691][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013acceb8 [ 86.347916][ T7123] x14: 1ffff00013acceb8 x13: 0000000000000004 x12: ffffffffffffffff [ 86.349129][ T7123] x11: ffff700013acceb8 x10: 0000000000ff0100 x9 : 0000000000000000 [ 86.350335][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 86.351494][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 86.352827][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 86.354097][ T7123] Call trace: [ 86.354613][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 86.355703][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 86.356550][ T7123] btrfs_dec_delayed_refs_rsv_bg_updates+0x5c/0xb0 [ 86.357520][ T7123] btrfs_start_dirty_block_groups+0x734/0xe18 [ 86.358462][ T7123] btrfs_commit_transaction+0x2ac/0x2ce4 [ 86.359286][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 86.360039][ T7123] sync_filesystem+0x1a0/0x218 [ 86.360780][ T7123] generic_shutdown_super+0x70/0x2b8 [ 86.361590][ T7123] kill_anon_super+0x4c/0x7c [ 86.362345][ T7123] btrfs_kill_super+0x40/0x58 [ 86.363132][ T7123] deactivate_locked_super+0xc4/0x12c [ 86.363988][ T7123] deactivate_super+0xe0/0x100 [ 86.364777][ T7123] cleanup_mnt+0x31c/0x3ac [ 86.365386][ T7123] __cleanup_mnt+0x20/0x30 [ 86.366022][ T7123] task_work_run+0x1dc/0x260 [ 86.366735][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 86.367499][ T7123] el0_svc+0x170/0x254 [ 86.368102][ T7123] el0t_64_sync_handler+0x84/0x12c [ 86.368886][ T7123] el0t_64_sync+0x198/0x19c [ 86.369584][ T7123] irq event stamp: 628452 [ 86.370277][ T7123] hardirqs last enabled at (628451): [] finish_lock_switch+0xb0/0x1c0 [ 86.371709][ T7123] hardirqs last disabled at (628452): [] el1_brk64+0x20/0x54 [ 86.373122][ T7123] softirqs last enabled at (628448): [] handle_softirqs+0xaf8/0xc88 [ 86.374600][ T7123] softirqs last disabled at (628427): [] __do_softirq+0x14/0x20 [ 86.376057][ T7123] ---[ end trace 0000000000000000 ]--- [ 86.377423][ T7123] ------------[ cut here ]------------ [ 86.377431][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 86.379531][ T7123] Modules linked in: [ 86.380123][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 86.381620][ T7123] Tainted: [W]=WARN [ 86.382181][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.383606][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 86.384728][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 86.385565][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 86.386415][ T7123] sp : ffff80009d666a60 [ 86.387010][ T7123] x29: ffff80009d666aa0 x28: 0000000000001000 x27: 0000000000000001 [ 86.388350][ T7123] x26: ffff0000d9654080 x25: fffffffffffff000 x24: 0000000000000000 [ 86.389717][ T7123] x23: 1fffe0001b2ca810 x22: 0000000000001000 x21: dfff800000000000 [ 86.391096][ T7123] x20: ffff0000d9654000 x19: ffff0000d9652800 x18: 1fffe000337db690 [ 86.392367][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accd34 [ 86.393595][ T7123] x14: 1ffff00013accd34 x13: 0000000000000004 x12: ffffffffffffffff [ 86.394855][ T7123] x11: ffff700013accd34 x10: 0000000000ff0100 x9 : 0000000000000000 [ 86.396172][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 86.397407][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 86.398653][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 86.399872][ T7123] Call trace: [ 86.400435][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 86.401361][ T7123] find_free_extent+0x37fc/0x4fc0 [ 86.402201][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 86.403011][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 86.403897][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 86.404751][ T7123] btrfs_cow_block+0x328/0x940 [ 86.405490][ T7123] btrfs_search_slot+0x96c/0x223c [ 86.406259][ T7123] btrfs_insert_empty_items+0xa4/0x17c [ 86.407137][ T7123] __btrfs_commit_inode_delayed_items+0x880/0x1748 [ 86.408198][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 86.409069][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 86.409910][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 86.410743][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 86.411433][ T7123] sync_filesystem+0x1a0/0x218 [ 86.412151][ T7123] generic_shutdown_super+0x70/0x2b8 [ 86.412970][ T7123] kill_anon_super+0x4c/0x7c [ 86.413622][ T7123] btrfs_kill_super+0x40/0x58 [ 86.414351][ T7123] deactivate_locked_super+0xc4/0x12c [ 86.415190][ T7123] deactivate_super+0xe0/0x100 [ 86.415921][ T7123] cleanup_mnt+0x31c/0x3ac [ 86.416610][ T7123] __cleanup_mnt+0x20/0x30 [ 86.417272][ T7123] task_work_run+0x1dc/0x260 [ 86.417971][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 86.418791][ T7123] el0_svc+0x170/0x254 [ 86.419430][ T7123] el0t_64_sync_handler+0x84/0x12c [ 86.420216][ T7123] el0t_64_sync+0x198/0x19c [ 86.420887][ T7123] irq event stamp: 628600 [ 86.421538][ T7123] hardirqs last enabled at (628599): [] btrfs_get_alloc_profile+0x110/0xab0 [ 86.423109][ T7123] hardirqs last disabled at (628600): [] el1_brk64+0x20/0x54 [ 86.424491][ T7123] softirqs last enabled at (628584): [] handle_softirqs+0xaf8/0xc88 [ 86.425978][ T7123] softirqs last disabled at (628455): [] __do_softirq+0x14/0x20 [ 86.427355][ T7123] ---[ end trace 0000000000000000 ]--- [ 86.428506][ T7123] ------------[ cut here ]------------ [ 86.428513][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.431032][ T7123] Modules linked in: [ 86.431653][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 86.433236][ T7123] Tainted: [W]=WARN [ 86.433770][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.435399][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 86.436630][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.437744][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 86.438910][ T7123] sp : ffff80009d667410 [ 86.439610][ T7123] x29: ffff80009d667430 x28: 1fffe0001b2ca810 x27: dfff800000000000 [ 86.440927][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 86.442132][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 000000000000e000 [ 86.443352][ T7123] x20: ffff0000d9654080 x19: 0000000000000000 x18: 1fffe000337db690 [ 86.444574][ T7123] x17: 00bea98bdb180000 x16: ffff800082deb6c0 x15: ffff700013acce78 [ 86.445788][ T7123] x14: 1ffff00013acce78 x13: 0000000000000004 x12: ffffffffffffffff [ 86.446920][ T7123] x11: ffff700013acce78 x10: 0000000000ff0100 x9 : 0000000000000000 [ 86.448308][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 86.449586][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 86.450860][ T7123] x2 : 0000000000000001 x1 : 000000000000e000 x0 : 0000000000000000 [ 86.452197][ T7123] Call trace: [ 86.452671][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 86.453639][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 86.454415][ T7123] __btrfs_commit_inode_delayed_items+0xb00/0x1748 [ 86.455413][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 86.456265][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 86.457081][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 86.457998][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 86.458725][ T7123] sync_filesystem+0x1a0/0x218 [ 86.459434][ T7123] generic_shutdown_super+0x70/0x2b8 [ 86.460286][ T7123] kill_anon_super+0x4c/0x7c [ 86.460961][ T7123] btrfs_kill_super+0x40/0x58 [ 86.461700][ T7123] deactivate_locked_super+0xc4/0x12c [ 86.462561][ T7123] deactivate_super+0xe0/0x100 [ 86.463242][ T7123] cleanup_mnt+0x31c/0x3ac [ 86.463905][ T7123] __cleanup_mnt+0x20/0x30 [ 86.464537][ T7123] task_work_run+0x1dc/0x260 [ 86.465219][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 86.465920][ T7123] el0_svc+0x170/0x254 [ 86.466520][ T7123] el0t_64_sync_handler+0x84/0x12c [ 86.467324][ T7123] el0t_64_sync+0x198/0x19c [ 86.468062][ T7123] irq event stamp: 628644 [ 86.468745][ T7123] hardirqs last enabled at (628643): [] _raw_spin_unlock_irqrestore+0x38/0x98 [ 86.470429][ T7123] hardirqs last disabled at (628644): [] el1_brk64+0x20/0x54 [ 86.471694][ T7123] softirqs last enabled at (628624): [] handle_softirqs+0xaf8/0xc88 [ 86.473079][ T7123] softirqs last disabled at (628603): [] __do_softirq+0x14/0x20 [ 86.474428][ T7123] ---[ end trace 0000000000000000 ]--- [ 86.475556][ T7123] ------------[ cut here ]------------ [ 86.475562][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.477917][ T7123] Modules linked in: [ 86.478408][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 86.479862][ T7123] Tainted: [W]=WARN [ 86.480381][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.481874][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 86.483012][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.484173][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 86.485224][ T7123] sp : ffff80009d6672f0 [ 86.485848][ T7123] x29: ffff80009d667310 x28: 1fffe0001b2ca810 x27: dfff800000000000 [ 86.487127][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 86.488429][ T7123] x23: 0000000000000005 x22: 0000000000000000 x21: 0000000000008000 [ 86.489631][ T7123] x20: ffff0000d9654080 x19: 0000000000000000 x18: 1fffe000337db690 [ 86.490828][ T7123] x17: 00bea98bdb180000 x16: ffff800082deb6c0 x15: ffff700013acce54 [ 86.492164][ T7123] x14: 1ffff00013acce54 x13: 0000000000000004 x12: ffffffffffffffff [ 86.493501][ T7123] x11: ffff700013acce54 x10: 0000000000ff0100 x9 : 0000000000000000 [ 86.494796][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 86.496022][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 86.497153][ T7123] x2 : 0000000000000001 x1 : 0000000000008000 x0 : 0000000000000000 [ 86.498341][ T7123] Call trace: [ 86.498820][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 86.499859][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 86.500651][ T7123] __btrfs_update_delayed_inode+0x590/0xed0 [ 86.501515][ T7123] __btrfs_commit_inode_delayed_items+0x15f8/0x1748 [ 86.502448][ T7123] __btrfs_run_delayed_items+0x1ac/0x514 [ 86.503217][ T7123] btrfs_run_delayed_items+0x24/0x34 [ 86.503948][ T7123] btrfs_commit_transaction+0x8a4/0x2ce4 [ 86.504768][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 86.505433][ T7123] sync_filesystem+0x1a0/0x218 [ 86.506164][ T7123] generic_shutdown_super+0x70/0x2b8 [ 86.506955][ T7123] kill_anon_super+0x4c/0x7c [ 86.507622][ T7123] btrfs_kill_super+0x40/0x58 [ 86.508320][ T7123] deactivate_locked_super+0xc4/0x12c [ 86.509053][ T7123] deactivate_super+0xe0/0x100 [ 86.509760][ T7123] cleanup_mnt+0x31c/0x3ac [ 86.510383][ T7123] __cleanup_mnt+0x20/0x30 [ 86.511037][ T7123] task_work_run+0x1dc/0x260 [ 86.511675][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 86.512407][ T7123] el0_svc+0x170/0x254 [ 86.513001][ T7123] el0t_64_sync_handler+0x84/0x12c [ 86.513731][ T7123] el0t_64_sync+0x198/0x19c [ 86.514334][ T7123] irq event stamp: 628772 [ 86.514925][ T7123] hardirqs last enabled at (628771): [] kasan_quarantine_put+0x1a0/0x1c8 [ 86.516303][ T7123] hardirqs last disabled at (628772): [] el1_brk64+0x20/0x54 [ 86.517588][ T7123] softirqs last enabled at (628766): [] handle_softirqs+0xaf8/0xc88 [ 86.519006][ T7123] softirqs last disabled at (628647): [] __do_softirq+0x14/0x20 [ 86.520284][ T7123] ---[ end trace 0000000000000000 ]--- [ 86.521651][ T7123] ------------[ cut here ]------------ [ 86.521658][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 86.523891][ T7123] Modules linked in: [ 86.524454][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 86.526046][ T7123] Tainted: [W]=WARN [ 86.526630][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.527998][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 86.529007][ T7123] pc : btrfs_add_reserved_bytes+0x4b4/0x7b8 [ 86.529812][ T7123] lr : btrfs_add_reserved_bytes+0x4b0/0x7b8 [ 86.530621][ T7123] sp : ffff80009d666bc0 [ 86.531197][ T7123] x29: ffff80009d666c00 x28: 0000000000001000 x27: 0000000000000001 [ 86.532494][ T7123] x26: ffff0000d9654080 x25: fffffffffffff000 x24: 0000000000000000 [ 86.533724][ T7123] x23: 1fffe0001b2ca810 x22: 0000000000001000 x21: dfff800000000000 [ 86.534983][ T7123] x20: ffff0000d9654000 x19: ffff0000d9652800 x18: 1fffe000337db690 [ 86.536108][ T7123] x17: 00007e0000c60000 x16: ffff800082deb6c0 x15: ffff700013accd60 [ 86.537367][ T7123] x14: 1ffff00013accd60 x13: 0000000000000004 x12: ffffffffffffffff [ 86.538558][ T7123] x11: ffff700013accd60 x10: 0000000000ff0100 x9 : 0000000000000000 [ 86.539765][ T7123] x8 : ffff0000cfccbd80 x7 : ffff8000825b01f0 x6 : 0000000000000000 [ 86.540995][ T7123] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000001000 [ 86.542190][ T7123] x2 : 0000000000000005 x1 : 0000000000001000 x0 : 0000000000000000 [ 86.543363][ T7123] Call trace: [ 86.543825][ T7123] btrfs_add_reserved_bytes+0x4b4/0x7b8 (P) [ 86.544672][ T7123] find_free_extent+0x37fc/0x4fc0 [ 86.545414][ T7123] btrfs_reserve_extent+0x22c/0x624 [ 86.546194][ T7123] btrfs_alloc_tree_block+0x168/0xe38 [ 86.547000][ T7123] btrfs_force_cow_block+0x404/0x2058 [ 86.547807][ T7123] btrfs_cow_block+0x328/0x940 [ 86.548485][ T7123] btrfs_search_slot+0x96c/0x223c [ 86.549248][ T7123] btrfs_update_root+0xe4/0xcd8 [ 86.550051][ T7123] commit_fs_roots+0x440/0x784 [ 86.550732][ T7123] btrfs_commit_transaction+0x108c/0x2ce4 [ 86.551637][ T7123] btrfs_sync_fs+0x504/0x9a4 [ 86.552334][ T7123] sync_filesystem+0x1a0/0x218 [ 86.553015][ T7123] generic_shutdown_super+0x70/0x2b8 [ 86.553864][ T7123] kill_anon_super+0x4c/0x7c [ 86.554645][ T7123] btrfs_kill_super+0x40/0x58 [ 86.555413][ T7123] deactivate_locked_super+0xc4/0x12c [ 86.556311][ T7123] deactivate_super+0xe0/0x100 [ 86.557049][ T7123] cleanup_mnt+0x31c/0x3ac [ 86.557790][ T7123] __cleanup_mnt+0x20/0x30 [ 86.558486][ T7123] task_work_run+0x1dc/0x260 [ 86.559230][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 86.560099][ T7123] el0_svc+0x170/0x254 [ 86.560780][ T7123] el0t_64_sync_handler+0x84/0x12c [ 86.561591][ T7123] el0t_64_sync+0x198/0x19c [ 86.562339][ T7123] irq event stamp: 628870 [ 86.563046][ T7123] hardirqs last enabled at (628869): [] btrfs_get_alloc_profile+0x110/0xab0 [ 86.564730][ T7123] hardirqs last disabled at (628870): [] el1_brk64+0x20/0x54 [ 86.566146][ T7123] softirqs last enabled at (628798): [] handle_softirqs+0xaf8/0xc88 [ 86.567716][ T7123] softirqs last disabled at (628775): [] __do_softirq+0x14/0x20 [ 86.569262][ T7123] ---[ end trace 0000000000000000 ]--- [ 86.572043][ T7123] _btrfs_printk: 45 callbacks suppressed [ 86.572067][ T7123] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 86.581639][ T7123] ------------[ cut here ]------------ [ 86.581652][ T7123] WARNING: CPU: 0 PID: 7123 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.584168][ T7123] Modules linked in: [ 86.584828][ T7123] CPU: 0 UID: 0 PID: 7123 Comm: syz-executor Tainted: G W syzkaller #0 PREEMPT [ 86.586375][ T7123] Tainted: [W]=WARN [ 86.587012][ T7123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.588540][ T7123] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) [ 86.589695][ T7123] pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 [ 86.590634][ T7123] lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 [ 86.591645][ T7123] sp : ffff80009d667850 [ 86.592256][ T7123] x29: ffff80009d667870 x28: 1fffe0001b2ca810 x27: dfff800000000000 [ 86.593391][ T7123] x26: ffff80008f57e768 x25: 0000000000000001 x24: ffff0000cfccbd90 [ 86.594542][ T7123] x23: 0000000000000005 x22: 0000000000001000 x21: 0000000000160000 [ 86.595785][ T7123] x20: ffff0000d9654080 x19: 0000000000000000 x18: 1fffe000337db690 [ 86.596990][ T7123] x17: ffff80008f57e000 x16: ffff800082deb6c0 x15: ffff700013accf00 [ 86.598283][ T7123] x14: 1ffff00013accf00 x13: 0000000000000004 x12: ffffffffffffffff [ 86.599342][ T7123] x11: ffff700013accf00 x10: 0000000000ff0100 x9 : 0000000000000000 [ 86.600567][ T7123] x8 : ffff0000cfccbd80 x7 : ffff800082596180 x6 : 0000000000000000 [ 86.601891][ T7123] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053700c [ 86.603147][ T7123] x2 : 0000000000000001 x1 : 0000000000160000 x0 : 0000000000001000 [ 86.604393][ T7123] Call trace: [ 86.604916][ T7123] btrfs_space_info_update_bytes_may_use+0x354/0x6a4 (P) [ 86.606078][ T7123] btrfs_block_rsv_release+0x3a4/0x490 [ 86.606879][ T7123] btrfs_release_global_block_rsv+0x38/0x22c [ 86.607762][ T7123] btrfs_free_block_groups+0xa4c/0xd10 [ 86.608569][ T7123] close_ctree+0x650/0x113c [ 86.609267][ T7123] btrfs_put_super+0x1ac/0x1c0 [ 86.610009][ T7123] generic_shutdown_super+0x12c/0x2b8 [ 86.610823][ T7123] kill_anon_super+0x4c/0x7c [ 86.611509][ T7123] btrfs_kill_super+0x40/0x58 [ 86.612177][ T7123] deactivate_locked_super+0xc4/0x12c [ 86.613002][ T7123] deactivate_super+0xe0/0x100 [ 86.613710][ T7123] cleanup_mnt+0x31c/0x3ac [ 86.614321][ T7123] __cleanup_mnt+0x20/0x30 [ 86.614997][ T7123] task_work_run+0x1dc/0x260 [ 86.615704][ T7123] exit_to_user_mode_loop+0xfc/0x178 [ 86.616448][ T7123] el0_svc+0x170/0x254 [ 86.617072][ T7123] el0t_64_sync_handler+0x84/0x12c [ 86.617781][ T7123] el0t_64_sync+0x198/0x19c [ 86.618424][ T7123] irq event stamp: 630986 [ 86.619060][ T7123] hardirqs last enabled at (630985): [] kasan_quarantine_put+0x1a0/0x1c8 [ 86.620620][ T7123] hardirqs last disabled at (630986): [] el1_brk64+0x20/0x54 [ 86.621975][ T7123] softirqs last enabled at (629160): [] local_bh_enable+0x10/0x34 [ 86.623343][ T7123] softirqs last disabled at (629158): [] local_bh_disable+0x10/0x34 [ 86.624776][ T7123] ---[ end trace 0000000000000000 ]---