): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  369.096527][ T8315] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  369.168885][ T5968] BTRFS info (device loop4): last unmount of filesystem c1e37824-5267-413d-acfe-55a263a51dfe
[  369.337189][ T8133] netdevsim netdevsim5 netdevsim0: renamed from eth0
[  369.415201][ T8133] netdevsim netdevsim5 netdevsim1: renamed from eth1
[  369.528900][ T8315] BTRFS info (device loop1): enabling ssd optimizations
[  369.528927][ T8315] BTRFS info (device loop1): enabling free space tree
[  369.589519][ T8133] netdevsim netdevsim5 netdevsim2: renamed from eth2
[  369.623684][ T8133] netdevsim netdevsim5 netdevsim3: renamed from eth3
[  369.669045][ T5963] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  369.722037][ T8329] loop2: detected capacity change from 0 to 32768
[  369.737225][ T8329] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 76be58bb-abc7-4ed6-bb38-a0bde5803c8b
[  369.737321][ T8329] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.156 (8329)
[  369.802375][ T8329] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  369.802460][ T8329] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  370.294160][ T8329] BTRFS info (device loop2): enabling ssd optimizations
[  370.294188][ T8329] BTRFS info (device loop2): enabling free space tree
[  370.498939][ T5961] BTRFS info (device loop2): last unmount of filesystem 76be58bb-abc7-4ed6-bb38-a0bde5803c8b
[  370.582827][ T8338] Bluetooth: hci2: command 0x0406 tx timeout
[  370.582874][ T8338] Bluetooth: hci3: command 0x0406 tx timeout
[  370.582902][ T8338] Bluetooth: hci4: command 0x0406 tx timeout
[  370.582929][ T8338] Bluetooth: hci5: command 0x0406 tx timeout
[  370.582957][ T8338] Bluetooth: hci1: command 0x0406 tx timeout
[  370.667909][ T8133] 8021q: adding VLAN 0 to HW filter on device bond0
[  370.737329][ T8133] 8021q: adding VLAN 0 to HW filter on device team0
[  370.772338][ T3603] bridge0: port 1(bridge_slave_0) entered blocking state
[  370.797805][ T3603] bridge0: port 1(bridge_slave_0) entered forwarding state
[  370.881719][ T1171] bridge0: port 2(bridge_slave_1) entered blocking state
[  370.881880][ T1171] bridge0: port 2(bridge_slave_1) entered forwarding state
[  371.124791][ T8368] loop4: detected capacity change from 0 to 32768
[  371.150714][ T8368] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.158 (8368)
[  371.249383][ T8368] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  371.249470][ T8368] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  371.334839][ T8345] loop0: detected capacity change from 0 to 32768
[  371.445965][ T8345] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 5b743452-4655-48bc-bf2f-faa2fa7ed863
[  371.446038][ T8345] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.157 (8345)
[  371.594390][ T8345] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  371.594487][ T8345] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  371.655812][ T8368] BTRFS info (device loop4): enabling ssd optimizations
[  371.655841][ T8368] BTRFS info (device loop4): enabling free space tree
[  371.660707][ T8345] workqueue: Failed to create a rescuer kthread for wq "btrfs-flush_delalloc": -EINTR
[  371.661330][ T8345] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  371.661882][ T8345] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  371.662420][ T8345] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  371.662913][ T8345] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  371.663393][ T8345] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  371.663897][ T8345] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  371.664416][ T8345] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  371.664953][ T8345] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  371.665459][ T8345] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  371.665957][ T8345] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  371.763084][ T8345] BTRFS error (device loop0): open_ctree failed: -12
2025/10/02 19:34:28 executed programs: 153
[  371.994174][ T5968] BTRFS info (device loop4): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  372.973381][ T8389] loop1: detected capacity change from 0 to 32768
[  372.999061][ T8393] loop2: detected capacity change from 0 to 32768
[  373.023542][ T8389] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.159 (8389)
[  373.032169][ T8393] BTRFS info: device /dev/loop2 (7:2) using temp-fsid ed8c6b54-5678-409b-8d82-0fb2d96334d0
[  373.032238][ T8393] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.160 (8393)
[  373.089470][ T8389] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  373.089552][ T8389] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  373.191795][ T8393] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  373.191880][ T8393] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  373.192910][ T8133] 8021q: adding VLAN 0 to HW filter on device batadv0
[  373.256085][ T8389] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  373.263776][ T8389] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  373.298693][ T8389] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  373.402619][ T8389] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  373.444778][ T8389] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  373.558290][ T8389] BTRFS error (device loop1): open_ctree failed: -12
[  373.751392][ T8393] BTRFS info (device loop2): enabling ssd optimizations
[  373.751422][ T8393] BTRFS info (device loop2): enabling free space tree
[  374.057848][ T5961] BTRFS info (device loop2): last unmount of filesystem ed8c6b54-5678-409b-8d82-0fb2d96334d0
[  374.142423][ T8425] loop0: detected capacity change from 0 to 32768
[  374.179284][ T8425] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.162 (8425)
[  374.308547][ T8425] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  374.308632][ T8425] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  374.439667][ T8426] loop4: detected capacity change from 0 to 32768
[  374.461973][ T8426] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 4346fcb0-1066-4852-83d2-b0f8623d8d9f
[  374.462041][ T8426] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.161 (8426)
[  374.541843][ T8426] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  374.541939][ T8426] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  374.629309][ T8425] BTRFS info (device loop0): enabling ssd optimizations
[  374.629337][ T8425] BTRFS info (device loop0): enabling free space tree
[  374.827297][ T5958] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  374.980492][ T8426] BTRFS info (device loop4): enabling ssd optimizations
[  374.980520][ T8426] BTRFS info (device loop4): enabling free space tree
[  375.199100][ T5968] BTRFS info (device loop4): last unmount of filesystem 4346fcb0-1066-4852-83d2-b0f8623d8d9f
[  375.372753][ T8462] loop1: detected capacity change from 0 to 32768
[  375.386435][ T8462] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.163 (8462)
[  375.567879][ T8462] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  375.568148][ T8462] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  375.719743][ T8133] veth0_vlan: entered promiscuous mode
[  375.885033][ T8133] veth1_vlan: entered promiscuous mode
[  375.952393][ T8462] BTRFS info (device loop1): enabling ssd optimizations
[  375.952421][ T8462] BTRFS info (device loop1): enabling free space tree
[  376.110349][ T8133] veth0_macvtap: entered promiscuous mode
[  376.145990][ T8133] veth1_macvtap: entered promiscuous mode
[  376.211859][ T5963] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  376.304927][ T8133] batman_adv: batadv0: Interface activated: batadv_slave_0
[  376.348984][ T8133] batman_adv: batadv0: Interface activated: batadv_slave_1
[  376.539662][ T1490] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[  376.553441][ T1490] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[  376.570546][ T1490] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[  376.578857][ T1490] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[  377.313482][ T8490] loop2: detected capacity change from 0 to 32768
[  377.316598][ T8490] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.164 (8490)
[  377.376506][ T1171] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  377.376532][ T1171] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  377.414943][ T8490] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  377.415036][ T8490] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  377.601078][ T8500] loop0: detected capacity change from 0 to 32768
[  377.643729][ T8511] loop4: detected capacity change from 0 to 32768
[  377.664320][ T8500] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 99cfbc2b-fff0-408a-9bda-89a08c07273d
[  377.664393][ T8500] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.165 (8500)
[  377.719535][ T8511] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 24fc5578-8ba8-417c-8c88-fdbc829f25cf
[  377.719640][ T8511] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.166 (8511)
[  377.774991][ T8500] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  377.775096][ T8500] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  377.851508][ T8511] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  377.851591][ T8511] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  377.870875][   T57] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  377.870900][   T57] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  378.259503][ T8490] BTRFS error (device loop2): open_ctree failed: -4
2025/10/02 19:34:34 executed programs: 160
[  378.354273][ T8500] BTRFS info (device loop0): enabling ssd optimizations
[  378.354302][ T8500] BTRFS info (device loop0): enabling free space tree
[  378.468783][ T8518] loop1: detected capacity change from 0 to 32768
[  378.486905][ T8518] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.167 (8518)
[  378.587823][ T8511] BTRFS info (device loop4): enabling ssd optimizations
[  378.587853][ T8511] BTRFS info (device loop4): enabling free space tree
[  378.670037][ T8518] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  378.670131][ T8518] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  378.694415][ T5958] BTRFS info (device loop0): last unmount of filesystem 99cfbc2b-fff0-408a-9bda-89a08c07273d
[  378.859769][ T5968] BTRFS info (device loop4): last unmount of filesystem 24fc5578-8ba8-417c-8c88-fdbc829f25cf
[  379.194320][ T8518] BTRFS info (device loop1): enabling ssd optimizations
[  379.194348][ T8518] BTRFS info (device loop1): enabling free space tree
[  379.382437][ T5963] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  380.657723][ T8563] loop5: detected capacity change from 0 to 32768
[  380.718679][ T8563] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.143 (8563)
[  380.763004][ T8572] loop2: detected capacity change from 0 to 32768
[  380.796210][ T8563] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  380.796298][ T8563] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  380.799649][ T8572] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 6c1bff7f-c050-4990-92bc-4eb67fe913ef
[  380.799729][ T8572] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.169 (8572)
[  380.931568][ T8584] loop0: detected capacity change from 0 to 32768
[  380.939119][ T8572] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  380.939214][ T8572] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  380.964447][ T8584] BTRFS info: device /dev/loop0 (7:0) using temp-fsid d2d72764-698d-4a7e-8421-0b3b2da76099
[  380.964514][ T8584] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.168 (8584)
[  381.049161][ T8584] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  381.049246][ T8584] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  381.699476][ T8563] BTRFS error (device loop5): open_ctree failed: -4
[  381.766080][ T8585] loop4: detected capacity change from 0 to 32768
[  381.781166][ T8584] BTRFS info (device loop0): enabling ssd optimizations
[  381.781206][ T8584] BTRFS info (device loop0): enabling free space tree
[  381.829539][ T8572] BTRFS info (device loop2): enabling ssd optimizations
[  381.829582][ T8572] BTRFS info (device loop2): enabling free space tree
[  381.855526][ T8585] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 073f2a9f-f1b3-43d8-879d-52dd537966cd
[  381.855605][ T8585] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.170 (8585)
[  382.002721][ T8586] loop1: detected capacity change from 0 to 32768
[  382.002948][ T8585] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  382.003025][ T8585] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  382.040156][ T8586] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.171 (8586)
[  382.049033][ T5958] BTRFS info (device loop0): last unmount of filesystem d2d72764-698d-4a7e-8421-0b3b2da76099
[  382.056282][ T5961] BTRFS info (device loop2): last unmount of filesystem 6c1bff7f-c050-4990-92bc-4eb67fe913ef
[  382.131047][ T8586] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  382.131132][ T8586] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  382.649705][ T8586] BTRFS info (device loop1): enabling ssd optimizations
[  382.649736][ T8586] BTRFS info (device loop1): enabling free space tree
[  382.936012][ T8585] BTRFS error (device loop4): open_ctree failed: -4
[  383.073749][ T5963] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  383.858162][ T1314] ieee802154 phy0 wpan0: encryption failed: -22
[  383.858256][ T1314] ieee802154 phy1 wpan1: encryption failed: -22
[  384.434596][ T8639] loop5: detected capacity change from 0 to 32768
[  384.508834][ T8639] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.174 (8639)
[  384.591980][ T8639] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  384.592087][ T8639] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  385.093753][ T8639] BTRFS info (device loop5): enabling ssd optimizations
[  385.093783][ T8639] BTRFS info (device loop5): enabling free space tree
[  385.123326][ T8666] loop0: detected capacity change from 0 to 32768
2025/10/02 19:34:41 executed programs: 170
[  385.230510][ T8666] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 7cc392c4-2422-418d-a5ae-3c2719279f1f
[  385.230588][ T8666] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.173 (8666)
[  385.281657][ T8133] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  385.300163][ T8666] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  385.300264][ T8666] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  385.567607][ T8667] loop2: detected capacity change from 0 to 32768
[  385.600974][ T8667] BTRFS info: device /dev/loop2 (7:2) using temp-fsid e23487d6-fdb7-4081-beeb-800e2a702a5e
[  385.601046][ T8667] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.172 (8667)
[  385.652936][ T8667] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  385.653026][ T8667] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  385.692048][ T8667] workqueue: Failed to create a rescuer kthread for wq "btrfs-delalloc": -EINTR
[  385.692525][ T8667] workqueue: Failed to create a rescuer kthread for wq "btrfs-flush_delalloc": -EINTR
[  385.693158][ T8667] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  385.693623][ T8667] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  385.694202][ T8667] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  385.694681][ T8667] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  385.695078][ T8667] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  385.695508][ T8667] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  385.695948][ T8667] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  385.696384][ T8667] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  385.696859][ T8667] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  385.697260][ T8667] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  385.757644][ T8667] BTRFS error (device loop2): open_ctree failed: -12
[  385.921355][ T8670] loop4: detected capacity change from 0 to 32768
[  385.979274][ T8670] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.176 (8670)
[  386.058915][ T8670] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  386.059004][ T8670] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  386.139578][ T8666] BTRFS error (device loop0): open_ctree failed: -4
[  386.188585][ T8670] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  386.189135][ T8670] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  386.189572][ T8670] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  386.217440][ T8672] loop1: detected capacity change from 0 to 32768
[  386.293573][ T8672] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 59aa69ba-7421-4f36-8ba3-242b5d4b363c
[  386.293645][ T8672] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.175 (8672)
[  386.431105][ T8672] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  386.431192][ T8672] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  386.474192][ T8670] BTRFS error (device loop4): open_ctree failed: -12
[  387.063335][ T8672] BTRFS error (device loop1): open_ctree failed: -4
[  388.254330][ T8715] loop5: detected capacity change from 0 to 32768
[  388.341445][ T8715] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.177 (8715)
[  388.520095][ T8715] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  388.520192][ T8715] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  388.596682][ T8717] loop2: detected capacity change from 0 to 32768
[  388.660405][ T8717] BTRFS info: device /dev/loop2 (7:2) using temp-fsid d1818e16-37b4-45b7-86c9-beb6e0b40521
[  388.660483][ T8717] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.178 (8717)
[  388.718723][ T8717] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  388.718810][ T8717] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  389.066935][ T8747] loop4: detected capacity change from 0 to 32768
[  389.128982][ T8747] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 70d18cf8-7e69-4c8c-86e9-076267553921
[  389.129063][ T8747] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.180 (8747)
[  389.261009][ T8734] loop0: detected capacity change from 0 to 32768
[  389.348310][ T8734] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 4b0c9154-446c-40d1-bb8d-edcdd3fd7f24
[  389.348762][ T8734] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.179 (8734)
[  389.396355][ T8734] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  389.396431][ T8734] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  389.412483][ T8747] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  389.412576][ T8747] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  389.434325][ T8715] BTRFS error (device loop5): open_ctree failed: -4
[  389.535761][ T8734] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  389.551161][ T8734] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  389.569258][ T8734] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  389.598054][ T8734] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  389.598894][ T8734] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  389.599388][ T8734] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  389.642751][ T8734] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  389.643183][ T8734] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  389.643663][ T8734] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  389.736055][ T8734] BTRFS error (device loop0): open_ctree failed: -12
[  389.752084][ T8717] BTRFS error (device loop2): open_ctree failed: -4
[  389.821746][ T8751] loop1: detected capacity change from 0 to 32768
[  389.878737][ T8751] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.181 (8751)
[  389.970280][ T8751] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  389.970367][ T8751] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  390.230596][ T8747] BTRFS error (device loop4): open_ctree failed: -4
2025/10/02 19:34:46 executed programs: 178
[  390.462548][ T8751] BTRFS info (device loop1): enabling ssd optimizations
[  390.462578][ T8751] BTRFS info (device loop1): enabling free space tree
[  390.752913][ T5963] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  392.310975][ T8808] loop5: detected capacity change from 0 to 32768
[  392.370677][ T8808] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.182 (8808)
[  392.456530][ T8808] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  392.456661][ T8808] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  392.795345][ T8823] loop0: detected capacity change from 0 to 32768
[  392.878628][ T8823] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 17dd7efb-b78d-4aed-bb9e-cb58c30aac2d
[  392.878713][ T8823] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.183 (8823)
[  393.004382][ T8823] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  393.004469][ T8823] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  393.068727][ T8830] loop4: detected capacity change from 0 to 32768
[  393.072391][ T8822] loop2: detected capacity change from 0 to 32768
[  393.104018][ T8830] BTRFS info: device /dev/loop4 (7:4) using temp-fsid cea09dd0-89e9-4375-922f-a90dad7a2428
[  393.104086][ T8830] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.185 (8830)
[  393.134755][ T8822] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 0b473c55-8082-4f32-b252-bef9d5c48519
[  393.134841][ T8822] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.184 (8822)
[  393.199395][ T8830] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  393.199482][ T8830] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  393.208026][ T8832] loop1: detected capacity change from 0 to 32768
[  393.262664][ T8832] BTRFS info: device /dev/loop1 (7:1) using temp-fsid e936db1c-8403-44f5-a113-ecc9d6ffc506
[  393.262721][ T8832] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.186 (8832)
[  393.308264][ T8822] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  393.322922][ T8822] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  393.343597][ T8832] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  393.343684][ T8832] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  393.348211][ T8822] workqueue: Failed to create a rescuer kthread for wq "btrfs-worker": -EINTR
[  393.451712][ T8808] BTRFS error (device loop5): open_ctree failed: -4
[  393.458415][ T8822] workqueue: Failed to create a rescuer kthread for wq "btrfs-delalloc": -EINTR
[  393.533680][ T8830] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  393.535413][ T8822] workqueue: Failed to create a rescuer kthread for wq "btrfs-flush_delalloc": -EINTR
[  393.545621][ T8830] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  393.571469][ T8822] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  393.604193][ T8830] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  393.640648][ T8822] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  393.678973][ T8830] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  393.683623][ T8822] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  393.691142][ T8830] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  393.728903][ T8822] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  393.771325][ T8830] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  393.771628][ T8822] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  393.798763][ T8830] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  393.799092][ T8822] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  393.811484][ T8822] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  393.838739][ T8822] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  393.839164][ T8822] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  393.842636][ T8822] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  393.846425][ T8822] BTRFS error (device loop2): open_ctree failed: -12
[  393.899469][ T8823] BTRFS error (device loop0): open_ctree failed: -4
[  393.911212][ T8830] BTRFS error (device loop4): open_ctree failed: -12
[  394.071163][ T8832] BTRFS info (device loop1): enabling ssd optimizations
[  394.071192][ T8832] BTRFS info (device loop1): enabling free space tree
[  394.368922][ T5963] BTRFS info (device loop1): last unmount of filesystem e936db1c-8403-44f5-a113-ecc9d6ffc506
[  396.320354][ T8904] loop5: detected capacity change from 0 to 32768
[  396.341128][ T8904] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.187 (8904)
[  396.381223][ T8904] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  396.381309][ T8904] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  396.905398][ T8904] BTRFS info (device loop5): enabling ssd optimizations
[  396.905428][ T8904] BTRFS info (device loop5): enabling free space tree
[  396.914273][ T8914] loop4: detected capacity change from 0 to 32768
[  396.953078][ T8917] loop0: detected capacity change from 0 to 32768
[  396.960934][ T8914] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 9eda10da-2177-4d67-a238-1505e67e29f9
[  396.961045][ T8914] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.191 (8914)
[  396.965281][ T8917] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 34861fdf-ed10-4e62-8606-22b49123c287
2025/10/02 19:34:53 executed programs: 185
[  396.965362][ T8917] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.189 (8917)
[  397.037977][ T8914] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  397.038057][ T8914] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  397.072914][ T8918] loop1: detected capacity change from 0 to 32768
[  397.074963][ T8917] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  397.075049][ T8917] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  397.088615][ T8918] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 90054180-b1ee-4b21-8438-6ac91eae2b43
[  397.088680][ T8918] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.188 (8918)
[  397.133556][ T8915] loop2: detected capacity change from 0 to 32768
[  397.136370][ T8915] BTRFS info: device /dev/loop2 (7:2) using temp-fsid fb2e1149-c56e-4ae8-ac7e-d212e70d5924
[  397.136435][ T8915] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.190 (8915)
[  397.171381][ T8133] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  397.179964][ T8918] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  397.180070][ T8918] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  397.236005][ T8915] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  397.236090][ T8915] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  397.391655][ T8915] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  397.391902][ T8914] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  397.424531][ T8915] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  397.499282][ T8915] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  397.501896][ T8917] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  397.518458][ T8915] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  397.518907][ T8915] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  397.519741][ T8915] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  397.520204][ T8915] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  397.525139][ T8915] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  397.525643][ T8915] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  397.580121][ T8915] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  397.626942][ T8917] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  397.744629][ T8915] BTRFS error (device loop2): open_ctree failed: -12
[  397.781309][ T8917] BTRFS error (device loop0): open_ctree failed: -12
[  397.833414][ T8914] BTRFS error (device loop4): open_ctree failed: -12
[  398.239539][ T8918] BTRFS error (device loop1): open_ctree failed: -4
[  400.247338][ T8992] loop5: detected capacity change from 0 to 32768
[  400.266543][ T8992] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.192 (8992)
[  400.345886][ T8993] loop2: detected capacity change from 0 to 32768
[  400.411139][ T8993] BTRFS info: device /dev/loop2 (7:2) using temp-fsid a4e84774-c0ce-4568-ad32-0d971a491636
[  400.411211][ T8993] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.193 (8993)
[  400.418634][ T8997] loop4: detected capacity change from 0 to 32768
[  400.431114][ T8992] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  400.431206][ T8992] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  400.482551][ T8997] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 49e361c5-4a6a-44b7-a90c-7d7812f00de1
[  400.482622][ T8997] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.195 (8997)
[  400.483143][ T8993] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  400.483215][ T8993] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  400.513991][ T8997] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  400.518253][ T8997] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  400.694072][ T8998] loop1: detected capacity change from 0 to 32768
[  400.706182][ T8998] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 40118f06-555a-400b-91a6-f9dcce61fa57
[  400.706395][ T8998] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.196 (8998)
[  400.749661][ T8996] loop0: detected capacity change from 0 to 32768
[  400.755995][ T8996] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 499ffddd-97b8-4541-bbb0-b704bf2be4d8
[  400.756083][ T8996] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.194 (8996)
[  400.803508][ T8998] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  400.803589][ T8998] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  400.827711][ T8996] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  400.827791][ T8996] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  401.214556][ T8996] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  401.228964][ T8996] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  401.342934][ T8997] BTRFS info (device loop4): enabling ssd optimizations
[  401.342963][ T8997] BTRFS info (device loop4): enabling free space tree
[  401.394537][ T8996] BTRFS error (device loop0): open_ctree failed: -12
[  401.453083][ T8993] BTRFS error (device loop2): open_ctree failed: -4
[  401.462121][ T8992] BTRFS error (device loop5): open_ctree failed: -4
[  401.557215][ T8998] BTRFS info (device loop1): enabling ssd optimizations
[  401.557242][ T8998] BTRFS info (device loop1): enabling free space tree
[  401.580892][ T5968] BTRFS info (device loop4): last unmount of filesystem 49e361c5-4a6a-44b7-a90c-7d7812f00de1
[  401.842242][ T5963] BTRFS info (device loop1): last unmount of filesystem 40118f06-555a-400b-91a6-f9dcce61fa57
[  403.513683][ T9075] loop0: detected capacity change from 0 to 32768
[  403.564419][ T9075] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.198 (9075)
[  403.625230][ T9075] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  403.625313][ T9075] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  403.728336][ T9076] loop5: detected capacity change from 0 to 32768
[  403.758941][ T9076] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 4bcb1661-c4a1-4b64-aae2-09e1db8a5cbe
[  403.759013][ T9076] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.200 (9076)
[  403.858475][ T9076] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  403.858551][ T9076] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  403.969880][ T9078] loop4: detected capacity change from 0 to 32768
[  403.974018][ T9075] BTRFS info (device loop0): enabling ssd optimizations
[  403.974046][ T9075] BTRFS info (device loop0): enabling free space tree
[  404.003348][ T9078] BTRFS info: device /dev/loop4 (7:4) using temp-fsid f1276b98-f0f6-4aff-834e-fb5efd25058b
[  404.003418][ T9078] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.197 (9078)
[  404.092631][ T9078] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  404.092722][ T9078] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
2025/10/02 19:35:00 executed programs: 195
[  404.220058][ T5958] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  404.301643][ T9076] BTRFS info (device loop5): enabling ssd optimizations
[  404.301672][ T9076] BTRFS info (device loop5): enabling free space tree
[  404.439223][ T9077] loop2: detected capacity change from 0 to 32768
[  404.515757][ T9077] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.201 (9077)
[  404.538822][ T9078] BTRFS info (device loop4): enabling ssd optimizations
[  404.538867][ T9078] BTRFS info (device loop4): enabling free space tree
[  404.558979][ T8133] BTRFS info (device loop5): last unmount of filesystem 4bcb1661-c4a1-4b64-aae2-09e1db8a5cbe
[  404.589283][ T9079] loop1: detected capacity change from 0 to 32768
[  404.633309][ T9079] BTRFS info: device /dev/loop1 (7:1) using temp-fsid c5ec3473-805c-4814-8d6c-2d499b320492
[  404.633389][ T9079] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.199 (9079)
[  404.634764][ T9077] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  404.634837][ T9077] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  404.710920][ T9079] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  404.711002][ T9079] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  404.797421][ T5968] BTRFS info (device loop4): last unmount of filesystem f1276b98-f0f6-4aff-834e-fb5efd25058b
[  404.907012][ T9077] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  404.949261][ T9077] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  404.953897][ T9077] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  405.172140][ T9077] BTRFS error (device loop2): open_ctree failed: -12
[  405.228641][ T9079] BTRFS info (device loop1): enabling ssd optimizations
[  405.228669][ T9079] BTRFS info (device loop1): enabling free space tree
[  405.628884][ T5963] BTRFS info (device loop1): last unmount of filesystem c5ec3473-805c-4814-8d6c-2d499b320492
[  406.900761][ T9127] loop0: detected capacity change from 0 to 32768
[  406.974868][ T9127] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.202 (9127)
[  407.052608][ T9127] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  407.052691][ T9127] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  407.379644][ T9127] BTRFS info (device loop0): enabling ssd optimizations
[  407.379673][ T9127] BTRFS info (device loop0): enabling free space tree
[  407.571014][ T5958] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  407.667743][ T9159] loop4: detected capacity change from 0 to 32768
[  407.675686][ T9160] loop2: detected capacity change from 0 to 32768
[  407.685403][ T9157] loop5: detected capacity change from 0 to 32768
[  407.692121][ T9159] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 067b1c5c-fd4f-4e4c-9da8-370981d543ab
[  407.692206][ T9159] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.204 (9159)
[  407.721133][ T9160] BTRFS info: device /dev/loop2 (7:2) using temp-fsid a5d28e1f-2f65-41fd-8ed1-268d306709f8
[  407.721220][ T9160] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.205 (9160)
[  407.738435][ T9157] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 4ec68321-b121-4966-bb81-a184fc36b41b
[  407.738506][ T9157] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.203 (9157)
[  407.835083][ T9159] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  407.835166][ T9159] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  407.897286][ T9160] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  407.897366][ T9160] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  407.933434][ T9157] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  407.933520][ T9157] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  407.959772][ T9162] loop1: detected capacity change from 0 to 32768
[  407.978846][ T9162] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.206 (9162)
[  408.036271][ T9162] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  408.036362][ T9162] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  408.247385][ T9157] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  408.371685][ T9157] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  408.372677][ T9159] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  408.459105][ T9157] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  408.470598][ T9160] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  408.504664][ T9157] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  408.553474][ T9157] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  408.592114][ T9157] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  408.688680][ T9157] BTRFS error (device loop5): open_ctree failed: -12
[  408.706178][ T9159] BTRFS error (device loop4): open_ctree failed: -12
[  408.741490][ T9160] BTRFS error (device loop2): open_ctree failed: -12
[  408.842189][ T9162] BTRFS info (device loop1): enabling ssd optimizations
[  408.842222][ T9162] BTRFS info (device loop1): enabling free space tree
[  409.240725][ T5963] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  409.794455][ T9185] loop0: detected capacity change from 0 to 32768
[  409.854880][ T9185] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.207 (9185)
[  409.885543][ T9185] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  409.885631][ T9185] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  410.498339][ T9185] BTRFS info (device loop0): enabling ssd optimizations
[  410.498578][ T9185] BTRFS info (device loop0): enabling free space tree
2025/10/02 19:35:07 executed programs: 205
[  410.781920][ T5958] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  411.360954][ T9239] loop5: detected capacity change from 0 to 32768
[  411.385297][ T9239] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.209 (9239)
[  411.406202][ T9238] loop4: detected capacity change from 0 to 32768
[  411.417920][ T9239] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  411.417993][ T9239] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  411.424142][ T9241] loop1: detected capacity change from 0 to 32768
[  411.439019][ T9238] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 77180637-e0d4-4229-9b65-80af74f2d71d
[  411.439097][ T9238] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.208 (9238)
[  411.453522][ T9241] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 71e0d276-0ea6-46c8-bd75-7af84ca380b6
[  411.453599][ T9241] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.210 (9241)
[  411.462600][ T9240] loop2: detected capacity change from 0 to 32768
[  411.516177][ T9240] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 0621257e-e76c-457d-9632-ccdf50d7f962
[  411.516245][ T9240] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.211 (9240)
[  411.547441][ T9238] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  411.547518][ T9238] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  411.566068][ T9240] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  411.566147][ T9240] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  411.578999][ T9241] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  411.579092][ T9241] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  411.902241][ T9239] BTRFS info (device loop5): enabling ssd optimizations
[  411.902272][ T9239] BTRFS info (device loop5): enabling free space tree
[  412.100156][ T8133] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  412.329697][ T9241] BTRFS info (device loop1): enabling ssd optimizations
[  412.329725][ T9241] BTRFS info (device loop1): enabling free space tree
[  412.395877][ T9240] BTRFS error (device loop2): open_ctree failed: -4
[  412.542391][ T5963] BTRFS info (device loop1): last unmount of filesystem 71e0d276-0ea6-46c8-bd75-7af84ca380b6
[  412.693797][ T9238] BTRFS error (device loop4): open_ctree failed: -4
[  413.022810][ T9258] loop0: detected capacity change from 0 to 32768
[  413.047386][ T9258] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.212 (9258)
[  413.182493][ T9258] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  413.182573][ T9258] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  413.624954][ T9258] BTRFS info (device loop0): enabling ssd optimizations
[  413.624985][ T9258] BTRFS info (device loop0): enabling free space tree
[  413.924362][ T5958] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  414.635244][ T9321] loop5: detected capacity change from 0 to 32768
[  414.678829][ T9321] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.213 (9321)
[  414.736124][ T9321] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  414.736205][ T9321] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  414.954589][ T9322] loop2: detected capacity change from 0 to 32768
[  414.984934][ T9322] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 544897c7-77ea-484b-8e20-684bf1aeab33
[  414.985007][ T9322] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.215 (9322)
[  415.025142][ T9322] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  415.025247][ T9322] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  415.228868][ T9321] BTRFS info (device loop5): enabling ssd optimizations
[  415.228898][ T9321] BTRFS info (device loop5): enabling free space tree
[  415.367184][ T9322] BTRFS info (device loop2): enabling ssd optimizations
[  415.367213][ T9322] BTRFS info (device loop2): enabling free space tree
[  415.418219][ T9323] loop4: detected capacity change from 0 to 32768
[  415.493598][ T9323] BTRFS info: device /dev/loop4 (7:4) using temp-fsid a2aeb10a-3196-46d3-a2c1-68b687fc425b
[  415.493670][ T9323] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.216 (9323)
[  415.513294][ T8133] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  415.560852][ T9323] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  415.560934][ T9323] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  415.684971][ T9324] loop1: detected capacity change from 0 to 32768
[  415.688922][ T5961] BTRFS info (device loop2): last unmount of filesystem 544897c7-77ea-484b-8e20-684bf1aeab33
[  415.728819][ T9324] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 45f30fe5-c29f-4cd7-b861-5cc92a7589f5
[  415.728891][ T9324] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.214 (9324)
[  415.770837][ T9324] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  415.770915][ T9324] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  416.044110][ T9341] loop0: detected capacity change from 0 to 32768
[  416.064922][ T9341] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 7e13010d-1474-48db-9c7c-387c4a8ab68e
[  416.064997][ T9341] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.217 (9341)
[  416.212283][ T9341] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  416.212360][ T9341] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  416.558998][ T9323] BTRFS error (device loop4): open_ctree failed: -4
[  416.695634][ T9324] BTRFS error (device loop1): open_ctree failed: -4
2025/10/02 19:35:13 executed programs: 213
[  416.812024][ T9341] BTRFS info (device loop0): enabling ssd optimizations
[  416.812054][ T9341] BTRFS info (device loop0): enabling free space tree
[  417.131955][ T5958] BTRFS info (device loop0): last unmount of filesystem 7e13010d-1474-48db-9c7c-387c4a8ab68e
[  418.327839][ T9402] loop2: detected capacity change from 0 to 32768
[  418.379481][ T9402] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.219 (9402)
[  418.478650][ T9402] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  418.478732][ T9402] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  418.846406][ T9425] loop0: detected capacity change from 0 to 32768
[  418.849260][ T9402] BTRFS info (device loop2): enabling ssd optimizations
[  418.849286][ T9402] BTRFS info (device loop2): enabling free space tree
[  418.902411][ T9425] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 5be20483-1dd7-4a14-bb65-227bc15955e6
[  418.902490][ T9425] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.222 (9425)
[  419.024051][ T9425] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  419.025182][ T9425] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  419.059792][ T9422] loop4: detected capacity change from 0 to 32768
[  419.076375][ T9422] BTRFS info: device /dev/loop4 (7:4) using temp-fsid defb7b55-7092-408c-a18e-2ecc840dec76
[  419.076452][ T9422] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.220 (9422)
[  419.109883][ T5961] BTRFS info (device loop2): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  419.178674][ T9422] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  419.178750][ T9422] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  419.544566][ T9425] BTRFS info (device loop0): enabling ssd optimizations
[  419.544593][ T9425] BTRFS info (device loop0): enabling free space tree
[  419.639225][ T9422] BTRFS info (device loop4): enabling ssd optimizations
[  419.639254][ T9422] BTRFS info (device loop4): enabling free space tree
[  419.682329][ T9423] loop1: detected capacity change from 0 to 32768
[  419.757853][ T9423] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.221 (9423)
[  419.760719][ T5958] BTRFS info (device loop0): last unmount of filesystem 5be20483-1dd7-4a14-bb65-227bc15955e6
[  419.910398][ T9423] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  419.929099][ T9423] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  419.970627][ T5968] BTRFS info (device loop4): last unmount of filesystem defb7b55-7092-408c-a18e-2ecc840dec76
[  420.076391][ T9423] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  420.076902][ T9423] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  420.091863][ T9423] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  420.092378][ T9423] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  420.133154][ T9423] BTRFS error (device loop1): open_ctree failed: -12
[  421.234846][ T9441] loop5: detected capacity change from 0 to 32768
[  421.326944][ T9441] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.223 (9441)
[  421.348820][ T9441] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  421.348901][ T9441] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  421.759293][ T9441] BTRFS info (device loop5): enabling ssd optimizations
[  421.759323][ T9441] BTRFS info (device loop5): enabling free space tree
[  421.902858][ T9475] loop2: detected capacity change from 0 to 32768
2025/10/02 19:35:18 executed programs: 221
[  421.968954][ T9475] BTRFS info: device /dev/loop2 (7:2) using temp-fsid b596cd8b-514e-4130-95fd-14c136f9f75e
[  421.969027][ T9475] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.224 (9475)
[  422.018575][ T9475] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  422.019473][ T9475] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  422.070069][ T8133] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  422.089527][ T9490] loop0: detected capacity change from 0 to 32768
[  422.118840][ T9490] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 7e998a49-4b99-4a31-94e7-4f4d9052fdbb
[  422.118903][ T9490] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.225 (9490)
[  422.202504][ T9490] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  422.206090][ T9490] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  422.240628][ T9492] loop4: detected capacity change from 0 to 32768
[  422.277730][ T9492] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 73c74ee8-f136-44fb-b2e9-aa0f526423ca
[  422.277798][ T9492] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.226 (9492)
[  422.339615][ T9492] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  422.339702][ T9492] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  422.460553][ T9475] BTRFS info (device loop2): enabling ssd optimizations
[  422.460582][ T9475] BTRFS info (device loop2): enabling free space tree
[  422.714162][ T9489] loop1: detected capacity change from 0 to 32768
[  422.740983][ T9490] BTRFS info (device loop0): enabling ssd optimizations
[  422.741011][ T9490] BTRFS info (device loop0): enabling free space tree
[  422.743165][ T5961] BTRFS info (device loop2): last unmount of filesystem b596cd8b-514e-4130-95fd-14c136f9f75e
[  422.773591][ T9489] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.227 (9489)
[  422.893181][ T9489] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  422.893262][ T9489] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  422.921852][ T9492] BTRFS info (device loop4): enabling ssd optimizations
[  422.921880][ T9492] BTRFS info (device loop4): enabling free space tree
[  422.966963][ T5958] BTRFS info (device loop0): last unmount of filesystem 7e998a49-4b99-4a31-94e7-4f4d9052fdbb
[  423.229249][ T5968] BTRFS info (device loop4): last unmount of filesystem 73c74ee8-f136-44fb-b2e9-aa0f526423ca
[  423.260056][ T9489] BTRFS info (device loop1): enabling ssd optimizations
[  423.260082][ T9489] BTRFS info (device loop1): enabling free space tree
[  423.480486][ T5963] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  424.972469][ T9549] loop5: detected capacity change from 0 to 32768
[  425.015367][ T9549] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.228 (9549)
[  425.105129][ T9549] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  425.105215][ T9549] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  425.356373][ T9573] loop2: detected capacity change from 0 to 32768
[  425.365392][ T9573] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 0435631f-4b07-42b0-a8bc-8edd24045c76
[  425.365460][ T9573] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.229 (9573)
[  425.500281][ T9573] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  425.500368][ T9573] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  425.556916][ T9576] loop4: detected capacity change from 0 to 32768
[  425.578657][ T9576] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 3ff34257-9c11-4016-9316-d889c04123e1
[  425.578731][ T9576] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.231 (9576)
[  425.648637][ T9576] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  425.648721][ T9576] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  425.656214][ T9549] BTRFS info (device loop5): enabling ssd optimizations
[  425.656241][ T9549] BTRFS info (device loop5): enabling free space tree
[  425.890659][ T8133] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  425.954702][ T9573] BTRFS info (device loop2): enabling ssd optimizations
[  425.954729][ T9573] BTRFS info (device loop2): enabling free space tree
[  425.980267][ T9574] loop0: detected capacity change from 0 to 32768
[  426.043912][ T9574] BTRFS info: device /dev/loop0 (7:0) using temp-fsid f703eaf9-4e06-4235-9db7-1b0cf3dd024d
[  426.043985][ T9574] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.230 (9574)
[  426.098462][ T9577] loop1: detected capacity change from 0 to 32768
[  426.118038][ T9574] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  426.118117][ T9574] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  426.145010][ T9577] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 43e3fca6-6a36-48ad-ac4a-d2d3f2a3a15d
[  426.145092][ T9577] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.232 (9577)
[  426.207005][ T9577] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  426.207078][ T9577] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  426.207798][ T9576] BTRFS info (device loop4): enabling ssd optimizations
[  426.207819][ T9576] BTRFS info (device loop4): enabling free space tree
[  426.250877][ T5961] BTRFS info (device loop2): last unmount of filesystem 0435631f-4b07-42b0-a8bc-8edd24045c76
[  426.491053][ T9574] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  426.508926][ T5968] BTRFS info (device loop4): last unmount of filesystem 3ff34257-9c11-4016-9316-d889c04123e1
[  426.514168][ T9574] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  426.644782][ T9574] BTRFS error (device loop0): open_ctree failed: -12
[  426.978770][ T9577] BTRFS error (device loop1): open_ctree failed: -4
2025/10/02 19:35:23 executed programs: 230
[  428.695224][ T9636] loop5: detected capacity change from 0 to 32768
[  428.728069][ T9636] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.233 (9636)
[  428.787863][ T9636] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  428.787947][ T9636] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  429.132438][ T9656] loop2: detected capacity change from 0 to 32768
[  429.143049][ T9656] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 111c59c1-94f7-402b-8419-40068f8e8103
[  429.143132][ T9656] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.234 (9656)
[  429.177736][ T9636] BTRFS info (device loop5): enabling ssd optimizations
[  429.177766][ T9636] BTRFS info (device loop5): enabling free space tree
[  429.238871][ T9656] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  429.238957][ T9656] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  429.266800][ T9657] loop0: detected capacity change from 0 to 32768
[  429.295560][ T9658] loop4: detected capacity change from 0 to 32768
[  429.305795][ T9658] BTRFS info: device /dev/loop4 (7:4) using temp-fsid e55d7902-1393-42e6-83a6-d36d4cc5f7d8
[  429.305863][ T9658] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.235 (9658)
[  429.345136][ T9657] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 7b8e9297-f0a7-461b-89ee-0a342d8367a5
[  429.345218][ T9657] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.236 (9657)
[  429.373938][ T9658] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  429.374042][ T9658] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  429.400157][ T8133] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  429.419652][ T9657] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  429.419732][ T9657] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  429.533679][ T9659] loop1: detected capacity change from 0 to 32768
[  429.590095][ T9656] BTRFS info (device loop2): enabling ssd optimizations
[  429.590123][ T9656] BTRFS info (device loop2): enabling free space tree
[  429.625171][ T9659] BTRFS info: device /dev/loop1 (7:1) using temp-fsid adaca59a-9c38-4d9f-ad67-30aea6eda713
[  429.625240][ T9659] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.237 (9659)
[  429.651679][ T9659] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  429.651755][ T9659] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  429.779004][ T5961] BTRFS info (device loop2): last unmount of filesystem 111c59c1-94f7-402b-8419-40068f8e8103
[  430.115468][ T9658] BTRFS info (device loop4): enabling ssd optimizations
[  430.115495][ T9658] BTRFS info (device loop4): enabling free space tree
[  430.260384][ T9659] BTRFS info (device loop1): enabling ssd optimizations
[  430.260411][ T9659] BTRFS info (device loop1): enabling free space tree
[  430.297674][ T5968] BTRFS info (device loop4): last unmount of filesystem e55d7902-1393-42e6-83a6-d36d4cc5f7d8
[  430.332530][ T9657] BTRFS error (device loop0): open_ctree failed: -4
[  430.548149][ T5963] BTRFS info (device loop1): last unmount of filesystem adaca59a-9c38-4d9f-ad67-30aea6eda713
[  432.520343][ T9741] loop5: detected capacity change from 0 to 32768
[  432.551847][ T9741] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.238 (9741)
[  432.652346][ T9741] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  432.652427][ T9741] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  432.783359][ T9739] loop2: detected capacity change from 0 to 32768
[  432.808242][ T9743] loop0: detected capacity change from 0 to 32768
[  432.838662][ T9743] BTRFS info: device /dev/loop0 (7:0) using temp-fsid e47cc0e3-2cc0-459e-9ff3-8e17c4db3e33
[  432.838749][ T9743] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.242 (9743)
[  432.848654][ T9739] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 5efeaf9f-48ed-4dca-a142-c89c343f0d77
[  432.848719][ T9739] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.239 (9739)
[  432.860776][ T9744] loop4: detected capacity change from 0 to 32768
[  432.940081][ T9745] loop1: detected capacity change from 0 to 32768
[  432.956812][ T9741] BTRFS info (device loop5): enabling ssd optimizations
[  432.956839][ T9741] BTRFS info (device loop5): enabling free space tree
[  432.959683][ T9744] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 1b655b3e-bb72-41c0-9e3c-7ced909cb154
[  432.959759][ T9744] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.240 (9744)
[  432.960117][ T9743] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  432.960202][ T9743] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  433.002118][ T9739] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  433.002218][ T9739] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  433.005119][ T9745] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 8f646d7a-ddd8-4636-b9c7-659f16d4c7d6
[  433.005200][ T9745] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.241 (9745)
[  433.041778][ T9744] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  433.041872][ T9744] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  433.064111][ T9745] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  433.064220][ T9745] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
2025/10/02 19:35:29 executed programs: 236
[  433.239446][ T8133] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  433.339021][ T9739] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  433.408560][ T9739] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  433.501707][ T9739] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  433.589071][ T9739] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  433.631103][ T9739] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  433.673424][ T9739] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  433.691218][ T9739] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  433.691696][ T9739] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  433.692108][ T9739] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  433.794053][ T9739] BTRFS error (device loop2): open_ctree failed: -12
[  434.229708][ T9745] BTRFS error (device loop1): open_ctree failed: -4
[  434.233730][ T9743] BTRFS error (device loop0): open_ctree failed: -4
[  434.235846][ T9744] BTRFS error (device loop4): open_ctree failed: -4
[  436.388135][ T9822] loop5: detected capacity change from 0 to 32768
[  436.459056][ T9822] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.243 (9822)
[  436.476093][ T9821] loop2: detected capacity change from 0 to 32768
[  436.502373][ T9822] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  436.502452][ T9822] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  436.508946][ T9821] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 8488f667-2b4b-4693-8371-b091bc827ead
[  436.509043][ T9821] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.244 (9821)
[  436.555398][ T9821] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  436.555480][ T9821] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  436.692510][ T9824] loop0: detected capacity change from 0 to 32768
[  436.728486][ T9824] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 7d449f29-ffcb-47b7-8c66-c5e75f317bff
[  436.728554][ T9824] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.245 (9824)
[  436.805626][ T9825] loop1: detected capacity change from 0 to 32768
[  436.870743][ T9824] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  436.870824][ T9824] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  436.900368][ T9825] BTRFS info: device /dev/loop1 (7:1) using temp-fsid bde67ad9-cf0b-4471-937b-d249bc875688
[  436.900442][ T9825] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.246 (9825)
[  436.900788][ T9822] BTRFS info (device loop5): enabling ssd optimizations
[  436.900809][ T9822] BTRFS info (device loop5): enabling free space tree
[  436.911148][ T9825] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  436.911248][ T9825] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  437.037179][ T9826] loop4: detected capacity change from 0 to 32768
[  437.056113][ T9826] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 78d5954a-50d2-4031-8434-fbc03df14feb
[  437.056183][ T9826] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.247 (9826)
[  437.129681][ T8133] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  437.165312][ T9826] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  437.165391][ T9826] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  437.381191][ T9824] BTRFS info (device loop0): enabling ssd optimizations
[  437.381218][ T9824] BTRFS info (device loop0): enabling free space tree
[  437.526216][ T9821] BTRFS error (device loop2): open_ctree failed: -4
[  437.556979][ T9825] BTRFS info (device loop1): enabling ssd optimizations
[  437.557006][ T9825] BTRFS info (device loop1): enabling free space tree
[  437.622391][ T5958] BTRFS info (device loop0): last unmount of filesystem 7d449f29-ffcb-47b7-8c66-c5e75f317bff
[  437.650615][ T9826] BTRFS info (device loop4): enabling ssd optimizations
[  437.650642][ T9826] BTRFS info (device loop4): enabling free space tree
[  437.814767][ T5963] BTRFS info (device loop1): last unmount of filesystem bde67ad9-cf0b-4471-937b-d249bc875688
[  438.092676][ T5968] BTRFS info (device loop4): last unmount of filesystem 78d5954a-50d2-4031-8434-fbc03df14feb
[  438.995353][ T9906] loop2: detected capacity change from 0 to 32768
[  439.038650][ T9906] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.252 (9906)
[  439.147563][ T9906] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  439.147642][ T9906] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  439.485990][ T9906] BTRFS info (device loop2): enabling ssd optimizations
[  439.486018][ T9906] BTRFS info (device loop2): enabling free space tree
2025/10/02 19:35:35 executed programs: 246
[  439.701612][ T5961] BTRFS info (device loop2): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  440.242746][ T9908] loop1: detected capacity change from 0 to 32768
[  440.273415][ T9909] loop5: detected capacity change from 0 to 32768
[  440.278926][ T9908] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.250 (9908)
[  440.313693][ T9909] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 3182bf69-f373-4141-b297-35896aed03e6
[  440.313770][ T9909] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.248 (9909)
[  440.371373][ T9908] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  440.371464][ T9908] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  440.491069][ T9909] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  440.491153][ T9909] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  440.562077][ T9907] loop0: detected capacity change from 0 to 32768
[  440.581009][ T9907] BTRFS info: device /dev/loop0 (7:0) using temp-fsid b70a6bfa-a48a-46b3-aa3e-b44e01ac3f33
[  440.581091][ T9907] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.249 (9907)
[  440.667342][ T9907] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  440.667423][ T9907] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  440.816667][ T9908] BTRFS info (device loop1): enabling ssd optimizations
[  440.816695][ T9908] BTRFS info (device loop1): enabling free space tree
[  440.851730][ T9910] loop4: detected capacity change from 0 to 32768
[  440.898046][ T9910] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 3890ea4a-7e48-47ae-a600-482d3de5f4b6
[  440.898122][ T9910] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.251 (9910)
[  441.001328][ T9910] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  441.001407][ T9910] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  441.032258][ T5963] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  441.118164][ T9909] BTRFS info (device loop5): enabling ssd optimizations
[  441.118191][ T9909] BTRFS info (device loop5): enabling free space tree
[  441.327319][ T8133] BTRFS info (device loop5): last unmount of filesystem 3182bf69-f373-4141-b297-35896aed03e6
[  441.483161][ T9927] loop2: detected capacity change from 0 to 32768
[  441.510703][ T9927] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 355b68ff-7c6f-4cc6-97ca-61281fb1fa48
[  441.510776][ T9927] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.253 (9927)
[  441.618725][ T9910] BTRFS info (device loop4): enabling ssd optimizations
[  441.618754][ T9910] BTRFS info (device loop4): enabling free space tree
[  441.690169][ T9907] BTRFS error (device loop0): open_ctree failed: -4
[  441.832110][ T9927] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  441.832209][ T9927] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  441.884083][ T5968] BTRFS info (device loop4): last unmount of filesystem 3890ea4a-7e48-47ae-a600-482d3de5f4b6
[  442.380050][ T9927] BTRFS info (device loop2): enabling ssd optimizations
[  442.380079][ T9927] BTRFS info (device loop2): enabling free space tree
[  442.703703][ T5961] BTRFS info (device loop2): last unmount of filesystem 355b68ff-7c6f-4cc6-97ca-61281fb1fa48
[  444.047753][ T9991] loop1: detected capacity change from 0 to 32768
[  444.099186][ T9991] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.254 (9991)
[  444.172056][ T9993] loop5: detected capacity change from 0 to 32768
[  444.196395][ T9991] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  444.196473][ T9991] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  444.228793][ T9993] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 00de1aa4-f5c9-4ee0-99f3-3af8fe72e011
[  444.228870][ T9993] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.255 (9993)
[  444.296541][T10008] loop0: detected capacity change from 0 to 32768
[  444.301621][T10008] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 170bd824-65ae-44bc-bcd4-72a0c9ddeb84
[  444.301706][T10008] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.257 (10008)
[  444.305972][T10008] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  444.306050][T10008] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  444.309645][ T9993] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  444.309765][ T9993] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  444.746875][T10012] loop4: detected capacity change from 0 to 32768
[  444.781018][T10012] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 388db89a-f4f3-40f2-840e-67c0eddc729f
[  444.781087][T10012] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.256 (10012)
[  444.856224][T10012] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  444.856378][T10012] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  445.139161][ T9991] BTRFS error (device loop1): open_ctree failed: -4
[  445.190841][T10012] BTRFS info (device loop4): enabling ssd optimizations
[  445.190876][T10012] BTRFS info (device loop4): enabling free space tree
[  445.214130][T10013] loop2: detected capacity change from 0 to 32768
[  445.256281][T10013] BTRFS info: device /dev/loop2 (7:2) using temp-fsid f493b315-31ee-4f9b-9d30-fa43088de137
[  445.256356][T10013] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.258 (10013)
[  445.294226][ T1314] ieee802154 phy0 wpan0: encryption failed: -22
[  445.294291][ T1314] ieee802154 phy1 wpan1: encryption failed: -22
2025/10/02 19:35:41 executed programs: 252
[  445.371664][ T9993] BTRFS error (device loop5): open_ctree failed: -4
[  445.417890][T10013] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  445.417972][T10013] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  445.449421][ T5968] BTRFS info (device loop4): last unmount of filesystem 388db89a-f4f3-40f2-840e-67c0eddc729f
[  445.657922][T10008] BTRFS error (device loop0): open_ctree failed: -4
[  445.983278][T10013] BTRFS info (device loop2): enabling ssd optimizations
[  445.983308][T10013] BTRFS info (device loop2): enabling free space tree
[  446.260873][ T5961] BTRFS info (device loop2): last unmount of filesystem f493b315-31ee-4f9b-9d30-fa43088de137
[  447.839780][T10083] loop1: detected capacity change from 0 to 32768
[  447.865719][T10083] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.260 (10083)
[  447.971345][T10094] loop0: detected capacity change from 0 to 32768
[  447.973297][T10082] loop5: detected capacity change from 0 to 32768
[  448.003397][T10094] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 81ccd55c-9946-492f-a2a0-e9a0f02e676b
[  448.003472][T10094] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.262 (10094)
[  448.028819][T10083] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  448.028925][T10083] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  448.045969][T10082] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 036b8d50-9fe6-4a9e-9e64-fd1465def2ef
[  448.046063][T10082] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.261 (10082)
[  448.086011][T10094] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  448.086115][T10094] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  448.126979][T10082] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  448.127065][T10082] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  448.240211][T10093] loop4: detected capacity change from 0 to 32768
[  448.284600][T10093] BTRFS info: device /dev/loop4 (7:4) using temp-fsid d1d401e9-1750-4091-848a-26d4e413ceda
[  448.284685][T10093] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.259 (10093)
[  448.364192][T10093] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  448.364276][T10093] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  448.601698][T10082] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  448.611300][T10083] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  448.662416][T10082] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  448.727337][T10082] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  448.826586][T10082] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  448.875025][T10082] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  448.960815][T10083] BTRFS error (device loop1): open_ctree failed: -12
[  448.976881][T10082] BTRFS error (device loop5): open_ctree failed: -12
[  449.042132][T10096] loop2: detected capacity change from 0 to 32768
[  449.051366][T10096] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 34b7633a-b339-44a7-9a65-751dcb4ef87f
[  449.051470][T10096] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.263 (10096)
[  449.329211][T10096] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  449.329298][T10096] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  449.807518][T10094] BTRFS error (device loop0): open_ctree failed: -4
[  449.808198][T10093] BTRFS error (device loop4): open_ctree failed: -4
2025/10/02 19:35:46 executed programs: 259
[  450.519899][T10096] BTRFS error (device loop2): open_ctree failed: -4
[  451.948101][T10155] loop1: detected capacity change from 0 to 32768
[  452.019300][T10155] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.264 (10155)
[  452.134519][T10155] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  452.134615][T10155] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  452.335606][T10169] loop5: detected capacity change from 0 to 32768
[  452.418788][T10169] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 28494d39-8727-46b0-a3ac-370993a96eee
[  452.418861][T10169] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.265 (10169)
[  452.564322][T10169] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  452.564403][T10169] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  452.676853][T10169] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  452.701977][T10169] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  452.702629][T10169] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  452.703146][T10169] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  452.704155][T10169] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  452.704708][T10169] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  452.705255][T10169] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  452.705809][T10169] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  452.706331][T10169] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  452.706940][T10169] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  452.786924][T10169] BTRFS error (device loop5): open_ctree failed: -12
[  452.962241][T10155] BTRFS error (device loop1): open_ctree failed: -4
[  453.357954][T10173] loop4: detected capacity change from 0 to 32768
[  453.405176][T10173] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.266 (10173)
[  453.519460][T10173] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  453.519583][T10173] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  453.558783][T10173] workqueue: Failed to create a rescuer kthread for wq "btrfs-worker": -EINTR
[  453.559255][T10173] workqueue: Failed to create a rescuer kthread for wq "btrfs-delalloc": -EINTR
[  453.560015][T10173] workqueue: Failed to create a rescuer kthread for wq "btrfs-flush_delalloc": -EINTR
[  453.560673][T10173] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  453.601028][T10173] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  453.601616][T10173] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  453.602271][T10173] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  453.602717][T10173] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  453.638848][T10173] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  453.640624][T10173] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  453.664575][T10173] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  453.665243][T10173] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  453.758748][T10173] BTRFS error (device loop4): open_ctree failed: -12
[  455.593583][T10205] loop5: detected capacity change from 0 to 32768
[  455.692765][T10205] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.269 (10205)
[  455.818486][T10205] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  455.818576][T10205] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  456.199549][T10205] BTRFS info (device loop5): enabling ssd optimizations
[  456.199578][T10205] BTRFS info (device loop5): enabling free space tree
[  456.261080][T10206] loop1: detected capacity change from 0 to 32768
2025/10/02 19:35:52 executed programs: 267
[  456.563626][ T8133] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  456.935434][T10222] loop4: detected capacity change from 0 to 32768
[  457.018605][T10222] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.272 (10222)
[  457.169448][T10222] BTRFS error (device loop4): open_ctree failed: -4
[  457.504258][T10225] loop2: detected capacity change from 0 to 32768
[  457.588995][T10225] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.273 (10225)
[  457.799072][T10225] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  457.799158][T10225] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  458.154502][T10225] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  458.155026][T10225] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  458.333573][T10225] BTRFS error (device loop2): open_ctree failed: -12
[  459.087819][T10243] loop1: detected capacity change from 0 to 32768
[  459.102209][T10243] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.274 (10243)
[  459.273868][T10243] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  459.273963][T10243] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  459.601194][T10248] loop5: detected capacity change from 0 to 32768
[  459.669254][T10248] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 1efd515a-f3da-4f54-a61e-931cf4e5f0c0
[  459.669331][T10248] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.275 (10248)
[  459.816403][T10248] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  459.816495][T10248] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  459.894734][T10243] BTRFS error (device loop1): open_ctree failed: -4
[  459.995056][T10250] loop4: detected capacity change from 0 to 32768
[  460.010798][T10250] BTRFS info: device /dev/loop4 (7:4) using temp-fsid d689ac1c-ff31-46fa-86e6-315672811982
[  460.011144][T10250] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.276 (10250)
[  460.049650][T10248] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  460.050125][T10248] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  460.059823][T10248] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  460.060328][T10248] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  460.199783][T10248] BTRFS error (device loop5): open_ctree failed: -12
[  460.296057][T10250] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  460.297853][T10250] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  460.448799][T10250] workqueue: Failed to create a rescuer kthread for wq "btrfs-flush_delalloc": -EINTR
[  460.449344][T10250] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  460.450134][T10250] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  460.451233][T10250] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  460.451831][T10250] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  460.453619][T10250] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  460.454163][T10250] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  460.454646][T10250] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  460.457586][T10250] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  460.458220][T10250] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  460.555464][T10250] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  460.605243][T10250] BTRFS error (device loop4): open_ctree failed: -12
[  460.651599][T10261] loop0: detected capacity change from 0 to 32768
[  460.705918][T10261] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.277 (10261)
[  460.817158][T10261] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  460.817238][T10261] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  461.277195][T10266] loop2: detected capacity change from 0 to 32768
[  461.347666][T10266] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 6b7dfac4-d073-4f3a-8da3-043c4354a67e
[  461.347739][T10266] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.278 (10266)
[  461.488493][T10261] BTRFS error (device loop0): open_ctree failed: -4
[  461.513452][T10266] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  461.513930][T10266] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  461.636364][T10266] workqueue: Failed to create a rescuer kthread for wq "btrfs-flush_delalloc": -EINTR
[  461.636956][T10266] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  461.637348][T10266] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  461.637743][T10266] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  461.638133][T10266] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  461.660771][T10266] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  461.661302][T10266] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  461.661917][T10266] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  461.662511][T10266] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  461.663132][T10266] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  461.663830][T10266] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  461.769894][T10266] BTRFS error (device loop2): open_ctree failed: -12
2025/10/02 19:35:58 executed programs: 275
[  462.758664][T10310] loop1: detected capacity change from 0 to 32768
[  462.768633][T10310] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.279 (10310)
[  462.933977][T10310] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  462.934067][T10310] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  463.425236][T10310] BTRFS info (device loop1): enabling ssd optimizations
[  463.425265][T10310] BTRFS info (device loop1): enabling free space tree
[  463.694195][ T5963] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  464.230942][T10340] loop0: detected capacity change from 0 to 32768
[  464.259916][T10340] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.282 (10340)
[  464.384229][T10340] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  464.384367][T10340] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  464.869939][T10340] BTRFS info (device loop0): enabling ssd optimizations
[  464.869967][T10340] BTRFS info (device loop0): enabling free space tree
[  465.118843][T10343] loop2: detected capacity change from 0 to 32768
[  465.137512][T10343] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 8fb5a2e4-e896-41e4-9fdf-57d13711a702
[  465.137589][T10343] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.283 (10343)
[  465.151442][ T5958] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  465.280665][T10343] BTRFS error (device loop2): open_ctree failed: -4
[  466.758313][T10361] loop1: detected capacity change from 0 to 32768
[  466.815015][T10361] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.284 (10361)
[  466.915579][T10361] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  466.915670][T10361] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  467.194185][T10377] loop5: detected capacity change from 0 to 32768
[  467.338834][T10377] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 800d5889-3f51-4205-a6c6-23635f004127
[  467.338910][T10377] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.285 (10377)
[  467.497359][T10377] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  467.497448][T10377] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  467.538243][T10380] loop2: detected capacity change from 0 to 32768
[  467.570524][T10380] BTRFS info: device /dev/loop2 (7:2) using temp-fsid d256d5a9-ec70-4631-98a2-5193f33384b2
[  467.570599][T10380] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.288 (10380)
[  467.622127][T10380] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  467.622215][T10380] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  467.744899][T10378] loop4: detected capacity change from 0 to 32768
[  467.752564][T10378] BTRFS info: device /dev/loop4 (7:4) using temp-fsid a3ee2103-07e8-47f8-9ada-fb4931e36181
[  467.752649][T10378] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.286 (10378)
[  467.803188][T10381] loop0: detected capacity change from 0 to 32768
[  467.816502][T10378] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  467.816599][T10378] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  467.850814][T10381] BTRFS info: device /dev/loop0 (7:0) using temp-fsid fc6b6457-947c-4eaf-9cd3-b70a11a38e48
[  467.850885][T10381] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.287 (10381)
[  467.909483][T10361] BTRFS error (device loop1): open_ctree failed: -4
[  467.975015][T10381] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  467.975137][T10381] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
2025/10/02 19:36:04 executed programs: 282
[  468.066778][T10378] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  468.152400][T10378] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  468.181912][T10378] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  468.209178][T10378] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  468.296423][T10378] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  468.339667][T10378] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  468.379946][T10378] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  468.387152][T10378] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  468.387559][T10378] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  468.493160][T10377] BTRFS error (device loop5): open_ctree failed: -4
[  468.496816][T10380] BTRFS info (device loop2): enabling ssd optimizations
[  468.496846][T10380] BTRFS info (device loop2): enabling free space tree
[  468.669969][T10381] BTRFS info (device loop0): enabling ssd optimizations
[  468.669997][T10381] BTRFS info (device loop0): enabling free space tree
[  468.676456][T10378] BTRFS error (device loop4): open_ctree failed: -12
[  468.767017][ T5961] BTRFS info (device loop2): last unmount of filesystem d256d5a9-ec70-4631-98a2-5193f33384b2
[  468.935658][ T5958] BTRFS info (device loop0): last unmount of filesystem fc6b6457-947c-4eaf-9cd3-b70a11a38e48
[  470.977101][T10432] loop1: detected capacity change from 0 to 32768
[  471.010278][T10432] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.289 (10432)
[  471.069287][T10432] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  471.069374][T10432] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  471.127296][T10432] workqueue: Failed to create a rescuer kthread for wq "btrfs-delalloc": -EINTR
[  471.127871][T10432] workqueue: Failed to create a rescuer kthread for wq "btrfs-flush_delalloc": -EINTR
[  471.128674][T10432] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  471.129490][T10432] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  471.129981][T10432] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  471.136929][T10432] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  471.137430][T10432] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  471.138016][T10432] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  471.162987][T10432] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  471.204208][T10432] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  471.204765][T10432] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  471.205423][T10432] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  471.246656][T10432] BTRFS error (device loop1): open_ctree failed: -12
[  471.335180][T10459] loop5: detected capacity change from 0 to 32768
[  471.418842][T10459] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.292 (10459)
[  471.504508][T10459] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  471.504592][T10459] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  471.505290][T10460] loop4: detected capacity change from 0 to 32768
[  471.507790][T10460] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 043613cf-b7cc-426c-9dec-809666533717
[  471.508025][T10460] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.293 (10460)
[  471.657463][T10460] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  471.657547][T10460] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  471.813946][T10463] loop0: detected capacity change from 0 to 32768
[  471.837744][T10463] BTRFS info: device /dev/loop0 (7:0) using temp-fsid db66d07b-408e-487b-9531-366e366f47d8
[  471.837821][T10463] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.291 (10463)
[  471.905332][T10463] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  471.905415][T10463] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  472.007511][T10461] loop2: detected capacity change from 0 to 32768
[  472.024204][T10461] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 588a655a-70a0-4432-9d8b-9fde6ed5d0f2
[  472.024276][T10461] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.290 (10461)
[  472.278412][T10461] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  472.278496][T10461] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  472.287460][T10460] BTRFS info (device loop4): enabling ssd optimizations
[  472.287490][T10460] BTRFS info (device loop4): enabling free space tree
[  472.352752][T10461] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  472.353219][T10461] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  472.353708][T10461] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  472.369844][T10461] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  472.371802][T10461] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  472.372305][T10461] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  472.372753][T10461] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  472.373227][T10461] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  472.389940][T10461] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  472.390422][T10461] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  472.446052][T10461] BTRFS error (device loop2): open_ctree failed: -12
[  472.566986][T10459] BTRFS error (device loop5): open_ctree failed: -4
[  472.685765][T10463] BTRFS error (device loop0): open_ctree failed: -4
[  472.770967][ T5968] BTRFS info (device loop4): last unmount of filesystem 043613cf-b7cc-426c-9dec-809666533717
[  474.379152][T10478] loop1: detected capacity change from 0 to 32768
[  474.452311][T10478] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.294 (10478)
[  474.578112][T10478] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  474.578192][T10478] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  474.605265][T10478] workqueue: Failed to create a rescuer kthread for wq "btrfs-worker": -EINTR
[  474.605800][T10478] workqueue: Failed to create a rescuer kthread for wq "btrfs-delalloc": -EINTR
[  474.606433][T10478] workqueue: Failed to create a rescuer kthread for wq "btrfs-flush_delalloc": -EINTR
[  474.607003][T10478] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  474.647789][T10478] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  474.648286][T10478] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  474.649162][T10478] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  474.649669][T10478] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  474.650193][T10478] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  474.651080][T10478] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  474.723435][T10478] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  474.723994][T10478] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  474.724605][T10478] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  474.746256][T10478] BTRFS error (device loop1): open_ctree failed: -12
2025/10/02 19:36:11 executed programs: 292
[  475.358910][T10537] loop2: detected capacity change from 0 to 32768
[  475.375862][T10537] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.297 (10537)
[  475.520530][T10537] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  475.520617][T10537] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  475.798306][T10540] loop0: detected capacity change from 0 to 32768
[  475.866584][T10540] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 23e6a694-15aa-41db-bf55-658154654c23
[  475.866658][T10540] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.298 (10540)
[  475.906999][T10540] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  475.907087][T10540] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  475.994120][T10542] loop4: detected capacity change from 0 to 32768
[  476.026700][T10542] BTRFS info: device /dev/loop4 (7:4) using temp-fsid adfe358f-e5cc-4128-9984-c56f77dfcbd7
[  476.026774][T10542] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.295 (10542)
[  476.054004][T10540] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  476.088033][T10540] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  476.088646][T10540] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  476.089204][T10540] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  476.101762][T10540] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  476.102523][T10540] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  476.103055][T10540] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  476.151769][T10542] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  476.180725][T10540] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  476.180906][T10542] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  476.332087][T10540] BTRFS error (device loop0): open_ctree failed: -12
[  476.411686][T10537] BTRFS error (device loop2): open_ctree failed: -4
[  476.730633][T10542] BTRFS error (device loop4): open_ctree failed: -4
[  477.295282][T10556] loop1: detected capacity change from 0 to 32768
[  477.333019][T10556] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.299 (10556)
[  477.452685][T10556] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  477.452770][T10556] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  477.932651][T10556] BTRFS info (device loop1): enabling ssd optimizations
[  477.932679][T10556] BTRFS info (device loop1): enabling free space tree
[  478.160180][ T5963] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  478.472890][T10601] loop2: detected capacity change from 0 to 32768
[  478.508730][T10601] BTRFS info: device /dev/loop2 (7:2) using temp-fsid dd326c2d-4d66-4f64-b00b-3e97a952de99
[  478.508806][T10601] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.301 (10601)
[  478.575218][T10601] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  478.575302][T10601] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  479.018311][T10601] BTRFS info (device loop2): enabling ssd optimizations
[  479.018637][T10601] BTRFS info (device loop2): enabling free space tree
[  479.319373][ T5961] BTRFS info (device loop2): last unmount of filesystem dd326c2d-4d66-4f64-b00b-3e97a952de99
[  479.497178][T10599] loop0: detected capacity change from 0 to 32768
[  479.570890][T10599] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.300 (10599)
[  479.668924][T10599] BTRFS error (device loop0): open_ctree failed: -4
[  479.762498][T10603] loop5: detected capacity change from 0 to 32768
[  479.779899][T10603] BTRFS info: device /dev/loop5 (7:5) using temp-fsid f10cafb4-980c-4eba-9335-c2d8573c8e0e
[  479.779970][T10603] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.303 (10603)
[  479.829921][T10605] loop4: detected capacity change from 0 to 32768
[  479.890701][T10603] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  479.890813][T10603] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
2025/10/02 19:36:16 executed programs: 299
[  479.929720][T10605] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.302 (10605)
[  480.029769][T10605] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  480.029862][T10605] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  480.080291][T10603] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  480.091194][T10603] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  480.144562][T10605] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  480.144898][T10603] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  480.146914][T10605] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  480.147216][T10603] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  480.147973][T10605] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  480.179156][T10603] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  480.181796][T10605] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  480.197930][T10603] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  480.239120][T10605] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  480.244313][T10605] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  480.244867][T10605] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  480.245422][T10605] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  480.245921][T10605] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  480.347092][T10605] BTRFS error (device loop4): open_ctree failed: -12
[  480.487954][T10603] BTRFS error (device loop5): open_ctree failed: -12
[  481.432846][T10631] loop1: detected capacity change from 0 to 32768
[  481.515954][T10631] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.304 (10631)
[  481.580708][T10631] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  481.580798][T10631] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  481.780809][T10631] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  481.781367][T10631] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  481.781924][T10631] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  481.782503][T10631] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  481.783030][T10631] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  481.962379][T10631] BTRFS error (device loop1): open_ctree failed: -12
[  482.416940][T10639] loop2: detected capacity change from 0 to 32768
[  482.536431][T10639] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.305 (10639)
[  482.645881][T10639] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  482.645963][T10639] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  482.910082][T10639] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  482.910622][T10639] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  482.957338][T10639] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  482.957851][T10639] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  483.024959][T10639] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  483.139961][T10639] BTRFS error (device loop2): open_ctree failed: -12
[  483.216362][ T5965] Bluetooth: hci0: command 0x0406 tx timeout
2025/10/02 19:36:21 executed programs: 306
[  485.089169][T10685] loop1: detected capacity change from 0 to 32768
[  485.114522][T10685] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.309 (10685)
[  485.205892][T10685] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  485.206005][T10685] BTRFS info (device loop1): using sha256 (sha256-lib) checksum algorithm
[  485.238670][T10685] workqueue: Failed to create a rescuer kthread for wq "btrfs-worker": -EINTR
[  485.239331][T10685] workqueue: Failed to create a rescuer kthread for wq "btrfs-delalloc": -EINTR
[  485.240050][T10685] workqueue: Failed to create a rescuer kthread for wq "btrfs-flush_delalloc": -EINTR
[  485.240824][T10685] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  485.307050][T10685] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  485.307522][T10685] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  485.308117][T10685] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  485.345135][T10685] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  485.345738][T10685] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  485.346437][T10685] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  485.383609][T10685] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  485.384075][T10685] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  485.384742][T10685] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  485.411858][T10685] BTRFS error (device loop1): open_ctree failed: -12
[  485.930530][T10700] loop2: detected capacity change from 0 to 32768
[  485.956583][T10700] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.310 (10700)
[  486.120853][T10700] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  486.120941][T10700] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  486.772626][T10702] loop0: detected capacity change from 0 to 32768
[  486.788009][T10700] BTRFS error (device loop2): open_ctree failed: -4
[  486.838767][T10702] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 45ff14a9-2ed4-4f28-b77e-0656b3cbd437
[  486.838844][T10702] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.311 (10702)
[  486.927447][T10702] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  486.927542][T10702] BTRFS info (device loop0): using sha256 (sha256-lib) checksum algorithm
[  487.053265][T10703] loop4: detected capacity change from 0 to 32768
[  487.060169][T10703] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.312 (10703)
[  487.095705][T10704] loop5: detected capacity change from 0 to 32768
[  487.117200][T10703] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  487.117294][T10703] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  487.131539][T10704] BTRFS info: device /dev/loop5 (7:5) using temp-fsid d6a12625-66b8-4783-9e0b-fec589af569b
[  487.131626][T10704] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.313 (10704)
[  487.154178][T10704] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  487.154276][T10704] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  487.483687][T10702] BTRFS info (device loop0): enabling ssd optimizations
[  487.483719][T10702] BTRFS info (device loop0): enabling free space tree
[  487.756859][T10704] BTRFS info (device loop5): enabling ssd optimizations
[  487.756889][T10704] BTRFS info (device loop5): enabling free space tree
[  487.757673][ T5958] BTRFS info (device loop0): last unmount of filesystem 45ff14a9-2ed4-4f28-b77e-0656b3cbd437
[  488.014747][ T8133] BTRFS info (device loop5): last unmount of filesystem d6a12625-66b8-4783-9e0b-fec589af569b
[  488.315765][T10703] BTRFS error (device loop4): open_ctree failed: -4
[  489.477818][T10743] loop2: detected capacity change from 0 to 32768
[  489.550206][T10743] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.315 (10743)
[  489.628489][T10743] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  489.628574][T10743] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
2025/10/02 19:36:26 executed programs: 312
[  490.383212][T10743] BTRFS error (device loop2): open_ctree failed: -4
[  490.408029][T10784] loop4: detected capacity change from 0 to 32768
[  490.422525][T10784] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 3f21ee96-55ca-4c2f-92be-2bfc47415a72
[  490.422597][T10784] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.318 (10784)
[  490.599924][T10784] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  490.600039][T10784] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  491.042025][T10782] loop5: detected capacity change from 0 to 32768
[  491.064839][T10784] BTRFS info (device loop4): enabling ssd optimizations
[  491.064869][T10784] BTRFS info (device loop4): enabling free space tree
[  491.108741][T10782] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.317 (10782)
[  491.258716][T10782] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  491.258801][T10782] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  491.264729][T10780] loop0: detected capacity change from 0 to 32768
[  491.321301][ T5968] BTRFS info (device loop4): last unmount of filesystem 3f21ee96-55ca-4c2f-92be-2bfc47415a72
[  491.359933][T10780] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 256f584c-829c-4b4f-8723-d411804d2a92
[  491.360370][T10780] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.316 (10780)
[  491.545146][T10782] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  491.545570][T10782] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  491.718701][T10782] BTRFS error (device loop5): open_ctree failed: -12
[  493.660066][T10813] loop2: detected capacity change from 0 to 32768
[  493.710423][T10813] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.320 (10813)
[  493.828275][T10813] BTRFS error (device loop2): open_ctree failed: -4
[  494.431256][T10827] loop0: detected capacity change from 0 to 32768
[  494.720770][T10833] loop4: detected capacity change from 0 to 32768
[  494.769675][T10833] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.321 (10833)
[  494.833632][T10834] loop5: detected capacity change from 0 to 32768
[  494.840647][T10833] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  494.840748][T10833] BTRFS info (device loop4): using sha256 (sha256-lib) checksum algorithm
[  494.900536][T10834] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 00d87cd4-77b3-4bd1-a772-cd77f1fdf649
[  494.900608][T10834] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.323 (10834)
[  494.957394][T10834] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  494.957474][T10834] BTRFS info (device loop5): using sha256 (sha256-lib) checksum algorithm
[  495.036949][T10833] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  495.053735][T10833] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  495.054394][T10833] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  495.054907][T10833] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  495.055476][T10833] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  495.055958][T10833] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  495.267976][T10834] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR
[  495.277026][T10834] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  495.277600][T10834] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  495.289521][T10834] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  495.289948][T10833] BTRFS error (device loop4): open_ctree failed: -12
[  495.443176][T10834] BTRFS error (device loop5): open_ctree failed: -12
2025/10/02 19:36:31 executed programs: 320
[  496.376828][T10837] loop2: detected capacity change from 0 to 32768
[  496.435582][T10837] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.324 (10837)
[  496.493233][T10837] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  496.493325][T10837] BTRFS info (device loop2): using sha256 (sha256-lib) checksum algorithm
[  497.077769][T10837] BTRFS info (device loop2): enabling ssd optimizations
[  497.077801][T10837] BTRFS info (device loop2): enabling free space tree
[  497.133279][   T39] INFO: task syz.3.122:7794 blocked for more than 143 seconds.
[  497.133321][   T39]       Not tainted syzkaller #0
[  497.133333][   T39] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  497.133343][   T39] task:syz.3.122       state:D stack:25608 pid:7794  tgid:7794  ppid:5970   task_flags:0x400140 flags:0x00080003
[  497.133426][   T39] Call Trace:
[  497.133438][   T39]  <TASK>
[  497.133454][   T39]  __schedule+0x16f3/0x4c20
[  497.133498][   T39]  ? finish_task_switch+0x266/0x950
[  497.133528][   T39]  ? rcu_is_watching+0x15/0xb0
[  497.133559][   T39]  ? __lock_acquire+0xab9/0xd20
[  497.133593][   T39]  ? __pfx___schedule+0x10/0x10
[  497.133632][   T39]  ? schedule+0x91/0x360
[  497.133657][   T39]  schedule+0x165/0x360
[  497.133681][   T39]  schedule_timeout+0x9a/0x270
[  497.133703][   T39]  ? __pfx_schedule_timeout+0x10/0x10
[  497.133739][   T39]  ? _raw_spin_unlock_irq+0x23/0x50
[  497.133771][   T39]  ? lockdep_hardirqs_on+0x9c/0x150
[  497.133793][   T39]  ? wait_for_completion+0x267/0x5d0
[  497.133819][   T39]  wait_for_completion+0x2bf/0x5d0
[  497.133858][   T39]  ? __pfx_wait_for_completion+0x10/0x10
[  497.133879][   T39]  ? _raw_spin_unlock_irqrestore+0xfd/0x110
[  497.133920][   T39]  kthread_flush_worker+0x1c6/0x240
[  497.133944][   T39]  ? pcpu_alloc_noprof+0x278/0x16a0
[  497.133983][   T39]  ? __pfx_kthread_flush_worker+0x10/0x10
[  497.134008][   T39]  ? __pfx_kthread_flush_work_fn+0x10/0x10
[  497.134047][   T39]  ? __alloc_workqueue+0x1435/0x1b70
[  497.134080][   T39]  __alloc_workqueue+0x1470/0x1b70
[  497.134124][   T39]  alloc_workqueue_noprof+0xd4/0x210
[  497.134157][   T39]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  497.134198][   T39]  btrfs_alloc_workqueue+0x1ec/0x2d0
[  497.134234][   T39]  btrfs_init_workqueues+0x62/0x6c0
[  497.134261][   T39]  ? __pfx_zstd_alloc_workspace_manager+0x10/0x10
[  497.134314][   T39]  open_ctree+0x13bf/0x3cc0
[  497.134342][   T39]  ? rcu_is_watching+0x15/0xb0
[  497.134366][   T39]  ? open_ctree+0xa17/0x3cc0
[  497.134412][   T39]  ? __pfx_open_ctree+0x10/0x10
[  497.134443][   T39]  ? btrfs_get_tree+0xcc6/0x1820
[  497.134477][   T39]  btrfs_get_tree+0xf55/0x1820
[  497.134523][   T39]  vfs_get_tree+0x92/0x2b0
[  497.134556][   T39]  do_new_mount+0x2a2/0xa30
[  497.134590][   T39]  ? ns_capable+0x8a/0xf0
[  497.134618][   T39]  ? __pfx_do_new_mount+0x10/0x10
[  497.134646][   T39]  ? path_mount+0x61c/0xfe0
[  497.134672][   T39]  ? kmem_cache_free+0x19a/0x640
[  497.134715][   T39]  __se_sys_mount+0x317/0x410
[  497.134809][   T39]  ? __pfx___se_sys_mount+0x10/0x10
[  497.134847][   T39]  ? do_syscall_64+0xbe/0x3b0
[  497.134870][   T39]  ? __x64_sys_mount+0x20/0xc0
[  497.134904][   T39]  do_syscall_64+0xfa/0x3b0
[  497.134942][   T39]  ? lockdep_hardirqs_on+0x9c/0x150
[  497.134966][   T39]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  497.134990][   T39]  ? clear_bhb_loop+0x60/0xb0
[  497.135017][   T39]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  497.135039][   T39] RIP: 0033:0x7f4ebdff066a
[  497.135074][   T39] RSP: 002b:00007ffce39416d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  497.135097][   T39] RAX: ffffffffffffffda RBX: 00007ffce3941760 RCX: 00007f4ebdff066a
[  497.135113][   T39] RDX: 0000200000000200 RSI: 0000200000005600 RDI: 00007ffce3941720
[  497.135130][   T39] RBP: 0000200000000200 R08: 00007ffce3941760 R09: 0000000000000800
[  497.135145][   T39] R10: 0000000000000800 R11: 0000000000000246 R12: 0000200000005600
[  497.135160][   T39] R13: 00007ffce3941720 R14: 000000000000559e R15: 0000200000000240
[  497.135195][   T39]  </TASK>
[  497.135227][   T39] 
[  497.135227][   T39] Showing all locks held in the system:
[  497.135265][   T39] 5 locks held by kworker/u8:2/37:
[  497.135284][   T39] 1 lock held by khungtaskd/39:
[  497.135297][   T39]  #0: ffffffff8d3a9a40 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[  497.135386][   T39] 6 locks held by kworker/u8:11/3603:
[  497.135399][   T39] 2 locks held by kworker/u8:12/3615:
[  497.135413][   T39] 2 locks held by getty/5573:
[  497.135423][   T39]  #0: ffff88823bf680a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  497.135470][   T39]  #1: ffffc90003e832e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x444/0x1400
[  497.135530][   T39] 4 locks held by syz-execprog/5851:
[  497.135551][   T39] 2 locks held by udevd/6183:
[  497.135563][   T39] 5 locks held by udevd/6246:
[  497.135574][   T39] 1 lock held by syz.3.122/7794:
[  497.135586][   T39]  #0: ffff888056e3a0d0 (&type->s_umount_key#53/1){+.+.}-{4:4}, at: alloc_super+0x204/0x990
[  497.135650][   T39] 3 locks held by syz.1.325/10838:
[  497.135663][   T39] 2 locks held by syz.0.326/10840:
[  497.135675][   T39] 3 locks held by syz.5.327/10868:
[  497.135688][   T39] 1 lock held by syz.4.328/10869:
[  497.135700][   T39] 1 lock held by udevadm/10870:
[  497.135713][   T39] 1 lock held by udevadm/10871:
[  497.135727][   T39] 
[  497.135732][   T39] =============================================
[  497.135732][   T39] 
[  497.135762][   T39] NMI backtrace for cpu 0
[  497.135791][   T39] CPU: 0 UID: 0 PID: 39 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
[  497.135816][   T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  497.135829][   T39] Call Trace:
[  497.135848][   T39]  <TASK>
[  497.135857][   T39]  dump_stack_lvl+0x189/0x250
[  497.135883][   T39]  ? __pfx_dump_stack_lvl+0x10/0x10
[  497.135905][   T39]  ? __pfx__printk+0x10/0x10
[  497.135944][   T39]  nmi_cpu_backtrace+0x39e/0x3d0
[  497.135981][   T39]  ? __pfx_nmi_cpu_backtrace+0x10/0x10
[  497.136017][   T39]  ? __pfx__printk+0x10/0x10
[  497.136050][   T39]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  497.136084][   T39]  nmi_trigger_cpumask_backtrace+0x17a/0x300
[  497.136122][   T39]  watchdog+0xf93/0xfe0
[  497.136148][   T39]  ? watchdog+0x1de/0xfe0
[  497.136175][   T39]  kthread+0x711/0x8a0
[  497.136201][   T39]  ? __pfx_watchdog+0x10/0x10
[  497.136220][   T39]  ? __pfx_kthread+0x10/0x10
[  497.136240][   T39]  ? rt_spin_unlock+0x150/0x200
[  497.136277][   T39]  ? rt_spin_unlock+0x161/0x200
[  497.136306][   T39]  ? __pfx_kthread+0x10/0x10
[  497.136330][   T39]  ret_from_fork+0x439/0x7d0
[  497.136366][   T39]  ? __pfx_ret_from_fork+0x10/0x10
[  497.136405][   T39]  ? __switch_to_asm+0x39/0x70
[  497.136428][   T39]  ? __switch_to_asm+0x33/0x70
[  497.136450][   T39]  ? __pfx_kthread+0x10/0x10
[  497.136473][   T39]  ret_from_fork_asm+0x1a/0x30
[  497.136512][   T39]  </TASK>
[  497.136521][   T39] Sending NMI from CPU 0 to CPUs 1:
[  497.136546][    C1] NMI backtrace for cpu 1
[  497.136561][    C1] CPU: 1 UID: 0 PID: 5961 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
[  497.136583][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  497.136595][    C1] RIP: 0010:native_apic_msr_write+0x39/0x50
[  497.136619][    C1] Code: 74 2a 83 ff 30 74 25 eb 10 81 ff d0 00 00 00 74 1b 81 ff e0 00 00 00 74 13 c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 c3 cc cc cc cc cc f3 0f 1e fa 89 f6 31 d2 e9 12 f0 3c 03 66
[  497.136637][    C1] RSP: 0018:ffffc90004c97ae0 EFLAGS: 00000046
[  497.136653][    C1] RAX: 000000000000ffa9 RBX: ffff8880b8923900 RCX: 0000000000000838
[  497.136666][    C1] RDX: 0000000000000000 RSI: 000000000000ffa9 RDI: 0000000000000838
[  497.136678][    C1] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[  497.136689][    C1] R10: 0000000000000100 R11: ffffffff816f9530 R12: 0000000010005fa1
[  497.136702][    C1] R13: dffffc0000000000 R14: 000000000000ffa9 R15: 0000000000000020
[  497.136715][    C1] FS:  0000555591360500(0000) GS:ffff888127122000(0000) knlGS:0000000000000000
[  497.136731][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  497.136744][    C1] CR2: 00007f8d49200000 CR3: 00000000203f6000 CR4: 00000000003526f0
[  497.136763][    C1] Call Trace:
[  497.136770][    C1]  <TASK>
[  497.136776][    C1]  lapic_next_event+0x11/0x20
[  497.136805][    C1]  clockevents_program_event+0x1cc/0x360
[  497.136837][    C1]  hrtimer_start_range_ns+0xdad/0x10a0
[  497.136864][    C1]  do_nanosleep+0x1e1/0x650
[  497.136884][    C1]  ? do_nanosleep+0x8a/0x650
[  497.136902][    C1]  ? __pfx_do_nanosleep+0x10/0x10
[  497.136934][    C1]  ? __hrtimer_setup+0x18a/0x200
[  497.136952][    C1]  ? __pfx_hrtimer_wakeup+0x10/0x10
[  497.136975][    C1]  hrtimer_nanosleep+0x1f7/0x410
[  497.136996][    C1]  ? __pfx_hrtimer_nanosleep+0x10/0x10
[  497.137018][    C1]  ? __pfx_hrtimer_wakeup+0x10/0x10
[  497.137040][    C1]  ? __pfx_get_timespec64+0x10/0x10
[  497.137075][    C1]  __se_sys_clock_nanosleep+0x2f1/0x380
[  497.137108][    C1]  ? __pfx___se_sys_clock_nanosleep+0x10/0x10
[  497.137138][    C1]  ? rcu_is_watching+0x15/0xb0
[  497.137161][    C1]  ? do_syscall_64+0xbe/0x3b0
[  497.137185][    C1]  do_syscall_64+0xfa/0x3b0
[  497.137207][    C1]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  497.137225][    C1]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[  497.137245][    C1]  ? clear_bhb_loop+0x60/0xb0
[  497.137266][    C1]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  497.137284][    C1] RIP: 0033:0x7fbf46231785
[  497.137299][    C1] Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 f6 54 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 <44> 89 c7 48 89 04 24 e8 4f 55 ff ff 48 8b 04 24 48 83 c4 28 f7 d8
[  497.137315][    C1] RSP: 002b:00007fff91654ad0 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
[  497.137333][    C1] RAX: ffffffffffffffda RBX: 0000000000000044 RCX: 00007fbf46231785
[  497.137347][    C1] RDX: 00007fff91654b10 RSI: 0000000000000000 RDI: 0000000000000000
[  497.137358][    C1] RBP: 00007fff91654b7c R08: 0000000000000000 R09: 0000000000000000
[  497.137370][    C1] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000041
[  497.137381][    C1] R13: 0000000000000050 R14: 0000000000078888 R15: 00007fff91654bd0
[  497.137403][    C1]  </TASK>
[  497.137552][   T39] Kernel panic - not syncing: hung_task: blocked tasks
[  497.137572][   T39] CPU: 0 UID: 0 PID: 39 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
[  497.137598][   T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  497.137611][   T39] Call Trace:
[  497.137620][   T39]  <TASK>
[  497.137629][   T39]  dump_stack_lvl+0x99/0x250
[  497.137651][   T39]  ? __asan_memcpy+0x40/0x70
[  497.137674][   T39]  ? __pfx_dump_stack_lvl+0x10/0x10
[  497.137695][   T39]  ? __pfx__printk+0x10/0x10
[  497.137737][   T39]  vpanic+0x281/0x750
[  497.137769][   T39]  ? __pfx_vpanic+0x10/0x10
[  497.137788][   T39]  ? __x2apic_send_IPI_mask+0x1e4/0x260
[  497.137814][   T39]  ? lockdep_hardirqs_on+0x9c/0x150
[  497.137846][   T39]  panic+0xb9/0xc0
[  497.137866][   T39]  ? __pfx_panic+0x10/0x10
[  497.137891][   T39]  ? irq_work_queue+0xc3/0x140
[  497.137930][   T39]  ? nmi_trigger_cpumask_backtrace+0x234/0x300
[  497.137966][   T39]  watchdog+0xfd2/0xfe0
[  497.137992][   T39]  ? watchdog+0x1de/0xfe0
[  497.138018][   T39]  kthread+0x711/0x8a0
[  497.138043][   T39]  ? __pfx_watchdog+0x10/0x10
[  497.138063][   T39]  ? __pfx_kthread+0x10/0x10
[  497.138082][   T39]  ? rt_spin_unlock+0x150/0x200
[  497.138118][   T39]  ? rt_spin_unlock+0x161/0x200
[  497.138147][   T39]  ? __pfx_kthread+0x10/0x10
[  497.138171][   T39]  ret_from_fork+0x439/0x7d0
[  497.138206][   T39]  ? __pfx_ret_from_fork+0x10/0x10
[  497.138244][   T39]  ? __switch_to_asm+0x39/0x70
[  497.138267][   T39]  ? __switch_to_asm+0x33/0x70
[  497.138287][   T39]  ? __pfx_kthread+0x10/0x10
[  497.138326][   T39]  ret_from_fork_asm+0x1a/0x30
[  497.138365][   T39]  </TASK>
[  497.138752][   T39] Kernel Offset: disabled