1][ T8738] BTRFS info (device loop0): turning on async discard
[  519.342738][ T8738] BTRFS info (device loop0): enabling free space tree
[  519.467753][ T8742] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  519.467794][ T8742] BTRFS info (device loop3): using sha256 checksum algorithm
2026/09/20 17:32:57 executed programs: 205
[  519.536053][ T8738] BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  519.558228][ T5788] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  519.655899][ T8740] BTRFS info (device loop2): enabling ssd optimizations
[  519.655931][ T8740] BTRFS info (device loop2): turning on async discard
[  519.655949][ T8740] BTRFS info (device loop2): enabling free space tree
[  519.804767][ T8740] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  519.858280][ T5784] BTRFS info (device loop0): last unmount of filesystem 0efc1dee-9a22-4c63-83b9-79d9783414e4
[  520.206231][ T5787] BTRFS info (device loop2): last unmount of filesystem da2eae4c-e8d0-4837-8f09-386f6212dee2
[  520.477142][ T8742] BTRFS error (device loop3): open_ctree failed: -EINTR
[  522.190512][ T8804] loop1: detected capacity change from 0 to 32768
[  522.208761][ T8804] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.212 (8804)
[  522.220031][ T8804] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  522.220065][ T8804] BTRFS info (device loop1): using sha256 checksum algorithm
[  522.421972][ T8810] loop3: detected capacity change from 0 to 32768
[  522.474405][ T8810] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 2fa9617e-a94d-4f49-913f-17aa866a7781
[  522.474482][ T8810] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.215 (8810)
[  522.492929][ T8810] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  522.492964][ T8810] BTRFS info (device loop3): using sha256 checksum algorithm
[  522.549538][ T8806] loop0: detected capacity change from 0 to 32768
[  522.598992][ T8806] BTRFS info: device /dev/loop0 (7:0) using temp-fsid da091a85-7f3f-4e16-a80b-393621eb82ec
[  522.599058][ T8806] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.213 (8806)
[  522.723257][ T8806] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  522.723295][ T8806] BTRFS info (device loop0): using sha256 checksum algorithm
[  522.737729][ T8808] loop2: detected capacity change from 0 to 32768
[  522.762399][ T8808] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 2c64e7a0-a854-4671-8c5c-0c4f6d4bd856
[  522.762474][ T8808] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.214 (8808)
[  522.796955][ T8804] BTRFS info (device loop1): enabling ssd optimizations
[  522.796984][ T8804] BTRFS info (device loop1): turning on async discard
[  522.796999][ T8804] BTRFS info (device loop1): enabling free space tree
[  522.797771][ T8810] BTRFS info (device loop3): enabling ssd optimizations
[  522.797790][ T8810] BTRFS info (device loop3): turning on async discard
[  522.797805][ T8810] BTRFS info (device loop3): enabling free space tree
[  522.851737][ T8808] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  522.851773][ T8808] BTRFS info (device loop2): using sha256 checksum algorithm
[  522.944820][ T8804] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  522.956769][ T8810] BTRFS info (device loop3): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  523.194994][ T8806] BTRFS info (device loop0): enabling ssd optimizations
[  523.195027][ T8806] BTRFS info (device loop0): turning on async discard
[  523.195045][ T8806] BTRFS info (device loop0): enabling free space tree
[  523.197248][ T8808] BTRFS info (device loop2): enabling ssd optimizations
[  523.197276][ T8808] BTRFS info (device loop2): turning on async discard
[  523.197300][ T8808] BTRFS info (device loop2): enabling free space tree
[  523.445054][ T8808] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  523.480796][ T8806] BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  523.484009][ T5783] BTRFS info (device loop3): last unmount of filesystem 2fa9617e-a94d-4f49-913f-17aa866a7781
[  523.722861][ T5788] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  523.859368][ T5787] BTRFS info (device loop2): last unmount of filesystem 2c64e7a0-a854-4671-8c5c-0c4f6d4bd856
[  523.878105][ T5784] BTRFS info (device loop0): last unmount of filesystem da091a85-7f3f-4e16-a80b-393621eb82ec
[  525.278699][ T5789] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1
[  525.299544][ T5789] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9
[  525.304330][ T5789] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9
[  525.325214][ T5789] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4
[  525.327146][ T5789] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2
[  525.593839][ T8874] loop1: detected capacity change from 0 to 32768
[  525.607195][ T8874] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.217 (8874)
[  525.698932][ T8874] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  525.698983][ T8874] BTRFS info (device loop1): using sha256 checksum algorithm
[  525.927857][ T8874] BTRFS info (device loop1): enabling ssd optimizations
[  525.927892][ T8874] BTRFS info (device loop1): turning on async discard
[  525.927910][ T8874] BTRFS info (device loop1): enabling free space tree
[  526.178087][ T8872] loop3: detected capacity change from 0 to 32768
[  526.202059][ T8872] BTRFS info: device /dev/loop3 (7:3) using temp-fsid b5dd8da1-3e2a-46db-9ae8-94963626485f
[  526.202138][ T8872] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.216 (8872)
[  526.273963][ T8874] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  526.444526][ T8872] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  526.444565][ T8872] BTRFS info (device loop3): using sha256 checksum algorithm
[  526.662527][ T8872] BTRFS info (device loop3): enabling ssd optimizations
[  526.662577][ T8872] BTRFS info (device loop3): turning on async discard
[  526.662594][ T8872] BTRFS info (device loop3): enabling free space tree
2026/09/20 17:33:04 executed programs: 213
[  526.870005][ T5788] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  526.895234][ T5783] BTRFS info (device loop3): last unmount of filesystem b5dd8da1-3e2a-46db-9ae8-94963626485f
[  527.178061][ T8877] loop2: detected capacity change from 0 to 32768
[  527.193587][ T8877] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 7dd27b7b-699e-4ab6-88fe-80dd8f6f8bda
[  527.193695][ T8877] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.218 (8877)
[  527.233961][ T8877] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  527.233999][ T8877] BTRFS info (device loop2): using sha256 checksum algorithm
[  527.243955][ T8879] loop0: detected capacity change from 0 to 32768
[  527.265295][ T8879] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 160e0911-741d-4103-bfbc-cc9b4ab111fb
[  527.265363][ T8879] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.219 (8879)
[  527.456904][ T8879] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  527.456944][ T8879] BTRFS info (device loop0): using sha256 checksum algorithm
[  527.531269][   T60] Bluetooth: hci5: command tx timeout
[  527.787293][ T8877] BTRFS error (device loop2): open_ctree failed: -EINTR
[  528.171625][ T8879] BTRFS error (device loop0): open_ctree failed: -EINTR
[  528.383035][ T8935] loop3: detected capacity change from 0 to 32768
[  528.430110][ T8935] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.222 (8935)
[  528.533017][ T8935] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  528.533057][ T8935] BTRFS info (device loop3): using sha256 checksum algorithm
[  528.982030][ T8935] BTRFS info (device loop3): enabling ssd optimizations
[  528.982065][ T8935] BTRFS info (device loop3): turning on async discard
[  528.982082][ T8935] BTRFS info (device loop3): enabling free space tree
[  529.155848][ T8935] BTRFS info (device loop3): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  529.305635][ T8951] loop1: detected capacity change from 0 to 32768
[  529.338109][ T8951] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 5369260f-5495-490e-8b6c-47250b5f2e98
[  529.338187][ T8951] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.221 (8951)
[  529.380939][ T8951] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  529.381199][ T8951] BTRFS info (device loop1): using sha256 checksum algorithm
[  529.623582][   T60] Bluetooth: hci5: command tx timeout
[  529.714276][ T8951] BTRFS info (device loop1): enabling ssd optimizations
[  529.714308][ T8951] BTRFS info (device loop1): turning on async discard
[  529.714324][ T8951] BTRFS info (device loop1): enabling free space tree
[  529.776729][ T8959] loop0: detected capacity change from 0 to 32768
[  529.791837][ T8959] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 4af170ad-21af-4949-8345-6d332fed88b6
[  529.791912][ T8959] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.224 (8959)
[  529.833534][ T8951] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  530.023374][ T8959] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  530.023415][ T8959] BTRFS info (device loop0): using sha256 checksum algorithm
[  530.147157][ T5783] BTRFS info (device loop3): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  530.263015][ T5788] BTRFS info (device loop1): last unmount of filesystem 5369260f-5495-490e-8b6c-47250b5f2e98
[  530.423705][ T8959] BTRFS info (device loop0): enabling ssd optimizations
[  530.423737][ T8959] BTRFS info (device loop0): turning on async discard
[  530.423755][ T8959] BTRFS info (device loop0): enabling free space tree
[  530.568246][ T8959] BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  530.631184][ T8955] loop2: detected capacity change from 0 to 32768
[  530.638999][ T8955] BTRFS info: device /dev/loop2 (7:2) using temp-fsid e1b22897-26ee-495f-b2f5-42e20b79be9e
[  530.639046][ T8955] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.223 (8955)
[  530.952414][ T8955] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  530.952449][ T8955] BTRFS info (device loop2): using sha256 checksum algorithm
[  531.009645][ T8955] workqueue: Failed to create a rescuer kthread for wq "btrfs-flush_delalloc": -EINTR
[  531.013587][ T8955] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  531.013946][ T8955] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  531.014332][ T8955] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  531.014675][ T8955] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  531.020951][ T8955] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  531.067355][ T8955] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  531.067745][ T8955] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  531.098914][ T8955] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  531.099322][ T8955] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  531.163076][ T8955] BTRFS error (device loop2): open_ctree failed: -ENOMEM
[  531.192369][ T5784] BTRFS info (device loop0): last unmount of filesystem 4af170ad-21af-4949-8345-6d332fed88b6
[  531.693355][   T60] Bluetooth: hci5: command tx timeout
[  532.030368][ T8882] bridge0: port 1(bridge_slave_0) entered blocking state
[  532.030599][ T8882] bridge0: port 1(bridge_slave_0) entered disabled state
[  532.030815][ T8882] bridge_slave_0: entered allmulticast mode
[  532.115485][ T8882] bridge_slave_0: entered promiscuous mode
[  532.268529][ T8882] bridge0: port 2(bridge_slave_1) entered blocking state
[  532.268690][ T8882] bridge0: port 2(bridge_slave_1) entered disabled state
[  532.278098][ T8882] bridge_slave_1: entered allmulticast mode
[  532.295458][ T8882] bridge_slave_1: entered promiscuous mode
[  532.783508][ T8882] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  532.827335][ T8882] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  533.046425][ T9022] loop1: detected capacity change from 0 to 32768
[  533.059784][ T9022] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.226 (9022)
[  533.197712][ T9024] loop2: detected capacity change from 0 to 32768
[  533.209206][ T9022] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  533.209252][ T9022] BTRFS info (device loop1): using sha256 checksum algorithm
[  533.234470][ T9024] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 41bd8fb2-714d-46a6-bf5f-5fe6dee3a0e0
[  533.234548][ T9024] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.228 (9024)
[  533.327710][ T9026] loop3: detected capacity change from 0 to 32768
[  533.337985][ T9024] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  533.338019][ T9024] BTRFS info (device loop2): using sha256 checksum algorithm
[  533.368927][ T9026] BTRFS info: device /dev/loop3 (7:3) using temp-fsid fb846fa4-b3e7-4c93-930f-736c222f46f7
[  533.369002][ T9026] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.225 (9026)
[  533.394118][ T8882] team0: Port device team_slave_0 added
[  533.432267][ T9026] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  533.432309][ T9026] BTRFS info (device loop3): using sha256 checksum algorithm
[  533.592766][ T8882] team0: Port device team_slave_1 added
[  533.608965][ T9022] BTRFS info (device loop1): enabling ssd optimizations
[  533.608991][ T9022] BTRFS info (device loop1): turning on async discard
[  533.609005][ T9022] BTRFS info (device loop1): enabling free space tree
[  533.706173][ T9030] loop0: detected capacity change from 0 to 32768
[  533.728295][ T9030] BTRFS info: device /dev/loop0 (7:0) using temp-fsid e244756f-88f1-43c0-8796-c168c5fcc735
[  533.728372][ T9030] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.227 (9030)
[  533.773000][   T60] Bluetooth: hci5: command tx timeout
[  533.827504][ T9030] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  533.827542][ T9030] BTRFS info (device loop0): using sha256 checksum algorithm
[  533.906679][ T9022] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  534.155552][ T9026] BTRFS info (device loop3): enabling ssd optimizations
[  534.155584][ T9026] BTRFS info (device loop3): turning on async discard
[  534.155600][ T9026] BTRFS info (device loop3): enabling free space tree
[  534.178057][ T9024] BTRFS info (device loop2): enabling ssd optimizations
[  534.178089][ T9024] BTRFS info (device loop2): turning on async discard
[  534.178106][ T9024] BTRFS info (device loop2): enabling free space tree
[  534.228804][ T9030] BTRFS info (device loop0): enabling ssd optimizations
[  534.228844][ T9030] BTRFS info (device loop0): turning on async discard
[  534.228862][ T9030] BTRFS info (device loop0): enabling free space tree
[  534.287034][ T8882] batman_adv: batadv0: Adding interface: batadv_slave_0
[  534.287056][ T8882] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem.
[  534.287086][ T8882] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  534.290423][ T8882] batman_adv: batadv0: Adding interface: batadv_slave_1
[  534.290441][ T8882] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem.
[  534.290470][ T8882] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  534.475221][ T8882] hsr_slave_0: entered promiscuous mode
[  534.478714][ T8882] hsr_slave_1: entered promiscuous mode
[  534.479653][ T8882] debugfs: 'hsr0' already exists in 'hsr'
[  534.479712][ T8882] Cannot create hsr debugfs directory
[  534.617911][ T9026] BTRFS info (device loop3): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
2026/09/20 17:33:12 executed programs: 221
[  534.674440][ T9024] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  534.871127][ T5788] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  534.991748][ T9030] BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  535.090115][ T5787] BTRFS info (device loop2): last unmount of filesystem 41bd8fb2-714d-46a6-bf5f-5fe6dee3a0e0
[  535.135492][ T5783] BTRFS info (device loop3): last unmount of filesystem fb846fa4-b3e7-4c93-930f-736c222f46f7
[  535.324860][ T5784] BTRFS info (device loop0): last unmount of filesystem e244756f-88f1-43c0-8796-c168c5fcc735
[  536.669698][ T9093] loop1: detected capacity change from 0 to 32768
[  536.707292][ T9093] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.229 (9093)
[  536.865356][ T9093] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  536.865394][ T9093] BTRFS info (device loop1): using sha256 checksum algorithm
[  537.298618][ T9093] BTRFS info (device loop1): enabling ssd optimizations
[  537.298650][ T9093] BTRFS info (device loop1): turning on async discard
[  537.298668][ T9093] BTRFS info (device loop1): enabling free space tree
[  537.751498][ T9093] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  537.792563][ T9099] loop0: detected capacity change from 0 to 32768
[  537.812449][ T9099] BTRFS info: device /dev/loop0 (7:0) using temp-fsid a463d242-1d9c-4f8e-a115-f6ef92ca1dfc
[  537.812527][ T9099] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.232 (9099)
[  537.812755][ T9098] loop3: detected capacity change from 0 to 32768
[  537.911719][ T9099] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  537.911758][ T9099] BTRFS info (device loop0): using sha256 checksum algorithm
[  537.913487][ T9095] loop2: detected capacity change from 0 to 32768
[  537.914929][ T9098] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 0eb1d3a4-b542-4dfc-9958-4120284b683a
[  537.914998][ T9098] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.231 (9098)
[  537.928350][ T9095] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 68b347c7-d73b-4372-b9b3-cd69d13a329d
[  537.928419][ T9095] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.230 (9095)
[  537.957515][ T9098] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  537.957547][ T9098] BTRFS info (device loop3): using sha256 checksum algorithm
[  538.077686][ T9095] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  538.077724][ T9095] BTRFS info (device loop2): using sha256 checksum algorithm
[  538.217914][ T5788] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  539.371154][ T9095] BTRFS error (device loop2): open_ctree failed: -EINTR
[  539.477519][ T9099] BTRFS error (device loop0): open_ctree failed: -EINTR
[  539.483883][ T9098] BTRFS error (device loop3): open_ctree failed: -EINTR
[  540.509107][ T8882] netdevsim netdevsim5 netdevsim0: renamed from eth0
[  540.659651][ T9158] loop1: detected capacity change from 0 to 32768
[  540.692669][ T9158] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.233 (9158)
[  540.766575][ T9158] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  540.766612][ T9158] BTRFS info (device loop1): using sha256 checksum algorithm
[  540.808393][ T8882] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[  540.817249][ T8882] netdevsim netdevsim5 netdevsim1: renamed from eth1
[  541.183792][ T8882] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[  541.200324][ T8882] netdevsim netdevsim5 netdevsim2: renamed from eth2
[  541.363650][ T9164] loop0: detected capacity change from 0 to 32768
[  541.394257][ T9158] BTRFS info (device loop1): enabling ssd optimizations
[  541.394289][ T9158] BTRFS info (device loop1): turning on async discard
[  541.394308][ T9158] BTRFS info (device loop1): enabling free space tree
[  541.428524][ T9164] BTRFS info: device /dev/loop0 (7:0) using temp-fsid a7c58d39-3451-4501-952e-9c21f879cd42
[  541.428603][ T9164] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.236 (9164)
[  541.557790][ T9164] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  541.557829][ T9164] BTRFS info (device loop0): using sha256 checksum algorithm
[  541.662107][ T9158] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  541.683958][ T9163] loop2: detected capacity change from 0 to 32768
[  541.793818][ T9164] BTRFS info (device loop0): enabling ssd optimizations
[  541.793853][ T9164] BTRFS info (device loop0): turning on async discard
[  541.793870][ T9164] BTRFS info (device loop0): enabling free space tree
[  541.841587][ T8882] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[  541.867014][ T8882] netdevsim netdevsim5 netdevsim3: renamed from eth3
[  541.885099][ T9163] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 8bb7d3ae-c62c-41f2-a9ff-408f8c125c85
[  541.885182][ T9163] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.234 (9163)
2026/09/20 17:33:20 executed programs: 229
[  542.038751][ T5788] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  542.078006][ T8882] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[  542.200234][ T9164] BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  542.316855][ T9165] loop3: detected capacity change from 0 to 32768
[  542.364492][ T9165] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 7c7015b4-b9d0-4f2b-a49f-f457214782d2
[  542.364563][ T9165] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.235 (9165)
[  542.596096][ T9165] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  542.596132][ T9165] BTRFS info (device loop3): using sha256 checksum algorithm
[  542.790263][ T5784] BTRFS info (device loop0): last unmount of filesystem a7c58d39-3451-4501-952e-9c21f879cd42
[  542.815259][ T9163] BTRFS error (device loop2): open_ctree failed: -EINTR
[  543.070547][ T8882] 8021q: adding VLAN 0 to HW filter on device bond0
[  543.263429][ T8882] 8021q: adding VLAN 0 to HW filter on device team0
[  543.312891][ T9165] BTRFS error (device loop3): open_ctree failed: -EINTR
[  543.328332][ T5672] bridge0: port 1(bridge_slave_0) entered blocking state
[  543.336435][ T5672] bridge0: port 1(bridge_slave_0) entered forwarding state
[  543.445952][ T5755] bridge0: port 2(bridge_slave_1) entered blocking state
[  543.446106][ T5755] bridge0: port 2(bridge_slave_1) entered forwarding state
[  545.543904][ T9221] loop2: detected capacity change from 0 to 32768
[  545.569599][ T9221] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.239 (9221)
[  545.596280][ T9221] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  545.596317][ T9221] BTRFS info (device loop2): using sha256 checksum algorithm
[  545.761333][ T9223] loop0: detected capacity change from 0 to 32768
[  545.773540][ T9223] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 8478120c-fcbf-46e5-8c83-55b904e95190
[  545.773625][ T9223] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.238 (9223)
[  545.857662][ T9223] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  545.857696][ T9223] BTRFS info (device loop0): using sha256 checksum algorithm
[  545.860213][ T9226] loop3: detected capacity change from 0 to 32768
[  545.898053][ T9226] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 8bc34879-e3bc-435d-9e72-9cc371c54809
[  545.898134][ T9226] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.240 (9226)
[  545.929948][ T9226] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  545.929984][ T9226] BTRFS info (device loop3): using sha256 checksum algorithm
[  546.287887][ T9221] BTRFS error (device loop2): open_ctree failed: -EINTR
[  546.617442][ T9226] BTRFS info (device loop3): enabling ssd optimizations
[  546.617473][ T9226] BTRFS info (device loop3): turning on async discard
[  546.617490][ T9226] BTRFS info (device loop3): enabling free space tree
[  546.758179][ T5783] BTRFS info (device loop3): last unmount of filesystem 8bc34879-e3bc-435d-9e72-9cc371c54809
[  546.950820][ T9223] BTRFS error (device loop0): open_ctree failed: -EINTR
2026/09/20 17:33:25 executed programs: 236
[  547.655045][ T9233] loop1: detected capacity change from 0 to 32768
[  547.673026][ T9233] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.241 (9233)
[  547.792994][ T8882] 8021q: adding VLAN 0 to HW filter on device batadv0
[  547.804960][ T9233] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  547.804998][ T9233] BTRFS info (device loop1): using sha256 checksum algorithm
[  548.250624][ T9233] BTRFS info (device loop1): enabling ssd optimizations
[  548.250656][ T9233] BTRFS info (device loop1): turning on async discard
[  548.250675][ T9233] BTRFS info (device loop1): enabling free space tree
[  548.438589][ T9233] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  548.720648][ T5788] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  549.056089][ T9286] loop0: detected capacity change from 0 to 32768
[  549.056162][ T9280] loop2: detected capacity change from 0 to 32768
[  549.086596][ T9286] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.244 (9286)
[  549.146462][ T9280] BTRFS info: device /dev/loop2 (7:2) using temp-fsid cab92b6a-451d-412e-9424-874fade4c268
[  549.146540][ T9280] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.242 (9280)
[  549.215914][ T9286] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  549.215953][ T9286] BTRFS info (device loop0): using sha256 checksum algorithm
[  549.217282][ T9280] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  549.217312][ T9280] BTRFS info (device loop2): using sha256 checksum algorithm
[  549.667717][ T8882] veth0_vlan: entered promiscuous mode
[  549.745021][ T9283] loop3: detected capacity change from 0 to 32768
[  549.769273][ T9283] BTRFS info: device /dev/loop3 (7:3) using temp-fsid afb3a161-20cf-4bdf-a6a2-05a73dcf6a28
[  549.769345][ T9283] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.243 (9283)
[  549.904609][ T9283] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  549.904648][ T9283] BTRFS info (device loop3): using sha256 checksum algorithm
[  550.105384][ T9286] BTRFS info (device loop0): enabling ssd optimizations
[  550.105414][ T9286] BTRFS info (device loop0): turning on async discard
[  550.105428][ T9286] BTRFS info (device loop0): enabling free space tree
[  550.155696][ T8882] veth1_vlan: entered promiscuous mode
[  550.259765][ T9280] BTRFS error (device loop2): open_ctree failed: -EINTR
[  550.290383][ T9286] BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  550.549167][ T9283] BTRFS error (device loop3): open_ctree failed: -EINTR
[  550.649019][ T8882] veth0_macvtap: entered promiscuous mode
[  550.705111][ T8882] veth1_macvtap: entered promiscuous mode
[  550.771332][ T9313] loop1: detected capacity change from 0 to 32768
[  550.836445][ T9313] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 68f601ad-a64a-44b1-952c-562f052c5f23
[  550.836524][ T9313] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.245 (9313)
[  550.887640][ T9313] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  550.887677][ T9313] BTRFS info (device loop1): using sha256 checksum algorithm
[  550.957180][ T8882] batman_adv: batadv0: Interface activated: batadv_slave_0
[  551.207067][ T8882] batman_adv: batadv0: Interface activated: batadv_slave_1
[  551.409851][ T5784] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  551.579991][ T9313] BTRFS info (device loop1): enabling ssd optimizations
[  551.580022][ T9313] BTRFS info (device loop1): turning on async discard
[  551.580039][ T9313] BTRFS info (device loop1): enabling free space tree
[  551.666068][ T5754] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[  551.819273][ T9313] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  552.127362][ T5788] BTRFS info (device loop1): last unmount of filesystem 68f601ad-a64a-44b1-952c-562f052c5f23
[  552.618309][ T5700] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[  553.151470][ T9355] loop2: detected capacity change from 0 to 32768
[  553.268416][ T9355] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.246 (9355)
[  553.316151][ T9355] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  553.316190][ T9355] BTRFS info (device loop2): using sha256 checksum algorithm
[  553.477572][ T5752] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  553.477597][ T5752] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  553.485952][ T5700] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[  553.634424][ T5757] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[  553.705439][ T9360] loop3: detected capacity change from 0 to 32768
[  553.755921][ T9360] BTRFS info: device /dev/loop3 (7:3) using temp-fsid fa5f4467-e30f-47a8-a856-3462f996059d
[  553.755996][ T9360] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.247 (9360)
[  553.801241][ T9360] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  553.801278][ T9360] BTRFS info (device loop3): using sha256 checksum algorithm
[  553.924786][ T9360] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  553.925231][ T9360] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  553.925744][ T9360] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  553.926120][ T9360] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  554.158326][ T9360] BTRFS error (device loop3): open_ctree failed: -ENOMEM
[  554.230864][ T2077] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  554.230905][ T2077] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  554.282987][ T9355] BTRFS error (device loop2): open_ctree failed: -EINTR
2026/09/20 17:33:32 executed programs: 242
[  554.661702][ T9374] loop0: detected capacity change from 0 to 32768
[  554.686328][ T9374] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.248 (9374)
[  554.797272][ T9374] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  554.797307][ T9374] BTRFS info (device loop0): using sha256 checksum algorithm
[  554.938423][ T9374] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  554.938846][ T9374] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  554.939224][ T9374] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  554.939686][ T9374] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  554.940041][ T9374] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  555.381904][ T9374] BTRFS error (device loop0): open_ctree failed: -ENOMEM
[  555.700919][ T9378] loop1: detected capacity change from 0 to 32768
[  555.720590][ T9378] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.249 (9378)
[  555.853266][ T9378] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  555.853307][ T9378] BTRFS info (device loop1): using sha256 checksum algorithm
[  556.294699][ T9412] loop2: detected capacity change from 0 to 32768
[  556.316898][ T9412] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 0b2b5351-1377-43db-b3b8-250613b5080d
[  556.316975][ T9412] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.251 (9412)
[  556.398848][ T9412] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  556.398889][ T9412] BTRFS info (device loop2): using sha256 checksum algorithm
[  556.790622][ T9412] BTRFS info (device loop2): enabling ssd optimizations
[  556.790653][ T9412] BTRFS info (device loop2): turning on async discard
[  556.790667][ T9412] BTRFS info (device loop2): enabling free space tree
[  556.878602][ T9378] BTRFS error (device loop1): open_ctree failed: -EINTR
[  556.984933][ T9412] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  557.337377][ T5787] BTRFS info (device loop2): last unmount of filesystem 0b2b5351-1377-43db-b3b8-250613b5080d
[  557.380937][ T9407] loop3: detected capacity change from 0 to 32768
[  557.433977][ T9407] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.250 (9407)
[  557.441735][ T9424] loop5: detected capacity change from 0 to 32768
[  557.514265][ T9407] BTRFS error (device loop3): open_ctree failed: -EINTR
[  557.668136][ T9426] loop0: detected capacity change from 0 to 32768
[  557.707165][ T9424] BTRFS info: device /dev/loop5 (7:5) using temp-fsid bfc6f122-7657-47ec-b8d8-978fcf8c6789
[  557.707232][ T9424] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.220 (9424)
[  557.710184][ T9426] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 615aefe4-6302-4135-8112-74f4adb1911c
[  557.710254][ T9426] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.252 (9426)
[  557.867813][ T9426] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  557.867852][ T9426] BTRFS info (device loop0): using sha256 checksum algorithm
[  557.872704][ T9424] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  557.872748][ T9424] BTRFS info (device loop5): using sha256 checksum algorithm
[  558.420191][ T9426] BTRFS info (device loop0): enabling ssd optimizations
[  558.420221][ T9426] BTRFS info (device loop0): turning on async discard
[  558.420238][ T9426] BTRFS info (device loop0): enabling free space tree
[  558.482655][ T9424] BTRFS info (device loop5): enabling ssd optimizations
[  558.482685][ T9424] BTRFS info (device loop5): turning on async discard
[  558.482702][ T9424] BTRFS info (device loop5): enabling free space tree
[  558.829667][ T8882] BTRFS info (device loop5): last unmount of filesystem bfc6f122-7657-47ec-b8d8-978fcf8c6789
[  558.848391][ T5784] BTRFS info (device loop0): last unmount of filesystem 615aefe4-6302-4135-8112-74f4adb1911c
2026/09/20 17:33:38 executed programs: 251
[  560.144489][ T9458] loop1: detected capacity change from 0 to 32768
[  560.188433][ T9458] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.253 (9458)
[  560.999214][ T9489] loop2: detected capacity change from 0 to 32768
[  561.028245][ T9489] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.254 (9489)
[  561.141052][ T9489] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  561.141088][ T9489] BTRFS info (device loop2): using sha256 checksum algorithm
[  561.469063][ T9489] BTRFS info (device loop2): enabling ssd optimizations
[  561.469102][ T9489] BTRFS info (device loop2): turning on async discard
[  561.469120][ T9489] BTRFS info (device loop2): enabling free space tree
[  561.645842][ T5787] BTRFS info (device loop2): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  561.990347][ T9496] loop5: detected capacity change from 0 to 32768
[  562.034870][ T9496] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.256 (9496)
[  562.064687][ T9496] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  562.064724][ T9496] BTRFS info (device loop5): using sha256 checksum algorithm
[  562.078710][ T9497] loop0: detected capacity change from 0 to 32768
[  562.192585][ T9497] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 1f6ba9f8-6aca-40b0-962f-973448921c62
[  562.192665][ T9497] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.257 (9497)
[  562.345782][ T9497] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  562.345821][ T9497] BTRFS info (device loop0): using sha256 checksum algorithm
[  562.476220][ T9496] BTRFS info (device loop5): enabling ssd optimizations
[  562.476253][ T9496] BTRFS info (device loop5): turning on async discard
[  562.476271][ T9496] BTRFS info (device loop5): enabling free space tree
[  562.512471][ T9499] loop3: detected capacity change from 0 to 32768
[  562.515047][ T9499] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 80a0f19f-13fc-410a-9e6f-8314388aaab3
[  562.515137][ T9499] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.258 (9499)
[  562.517590][ T9497] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  562.518036][ T9497] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  562.518438][ T9497] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  562.518860][ T9497] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  562.565602][ T9497] BTRFS error (device loop0): open_ctree failed: -ENOMEM
[  562.600836][ T9499] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  562.600875][ T9499] BTRFS info (device loop3): using sha256 checksum algorithm
[  562.847352][ T8882] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  563.219822][ T1330] ieee802154 phy0 wpan0: encryption failed: -22
[  563.219907][ T1330] ieee802154 phy1 wpan1: encryption failed: -22
[  563.448152][ T9499] BTRFS info (device loop3): enabling ssd optimizations
[  563.448184][ T9499] BTRFS info (device loop3): turning on async discard
[  563.448201][ T9499] BTRFS info (device loop3): enabling free space tree
[  563.646544][ T5783] BTRFS info (device loop3): last unmount of filesystem 80a0f19f-13fc-410a-9e6f-8314388aaab3
[  564.329640][ T9531] loop2: detected capacity change from 0 to 32768
[  564.345155][ T9531] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.260 (9531)
[  564.382654][ T9531] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  564.382694][ T9531] BTRFS info (device loop2): using sha256 checksum algorithm
[  564.769992][ T9531] BTRFS info (device loop2): enabling ssd optimizations
[  564.770026][ T9531] BTRFS info (device loop2): turning on async discard
[  564.770045][ T9531] BTRFS info (device loop2): enabling free space tree
[  564.833572][ T9531] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  565.204889][ T5787] BTRFS info (device loop2): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  565.699993][ T9561] loop1: detected capacity change from 0 to 32768
[  565.716746][ T9561] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.262 (9561)
[  565.748001][ T9565] loop0: detected capacity change from 0 to 32768
[  565.754611][ T9561] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  565.754645][ T9561] BTRFS info (device loop1): using sha256 checksum algorithm
[  565.863554][ T9565] BTRFS info: device /dev/loop0 (7:0) using temp-fsid da31955b-ae23-48e9-9db2-763da9f7d394
[  565.863635][ T9565] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.263 (9565)
[  565.947846][ T9565] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  565.947885][ T9565] BTRFS info (device loop0): using sha256 checksum algorithm
[  565.994381][ T9570] loop3: detected capacity change from 0 to 32768
[  566.003742][ T9570] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 72d368b2-1eb5-42c6-932f-5043cf660367
[  566.003816][ T9570] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.264 (9570)
[  566.198386][ T9570] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  566.198428][ T9570] BTRFS info (device loop3): using sha256 checksum algorithm
[  566.461602][ T9568] loop5: detected capacity change from 0 to 32768
[  566.497083][ T9568] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 60c3a899-86cc-4820-a914-14d95bebbb03
[  566.497169][ T9568] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.261 (9568)
[  566.735456][ T9587] loop2: detected capacity change from 0 to 32768
[  566.763881][ T9587] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 5a053d1e-c9a7-4c12-8a26-85814e606de1
[  566.763948][ T9587] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.265 (9587)
[  566.778497][ T9568] BTRFS error (device loop5): open_ctree failed: -EINTR
[  566.828285][ T9561] BTRFS error (device loop1): open_ctree failed: -EINTR
[  566.864557][ T9570] BTRFS info (device loop3): enabling ssd optimizations
[  566.864584][ T9570] BTRFS info (device loop3): turning on async discard
[  566.864609][ T9570] BTRFS info (device loop3): enabling free space tree
[  566.943754][ T9570] BTRFS info (device loop3): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  566.965282][ T9587] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  566.965318][ T9587] BTRFS info (device loop2): using sha256 checksum algorithm
2026/09/20 17:33:45 executed programs: 259
[  567.328340][ T9565] BTRFS error (device loop0): open_ctree failed: -EINTR
[  567.334879][ T5783] BTRFS info (device loop3): last unmount of filesystem 72d368b2-1eb5-42c6-932f-5043cf660367
[  567.517454][ T9587] BTRFS info (device loop2): enabling ssd optimizations
[  567.517486][ T9587] BTRFS info (device loop2): turning on async discard
[  567.517504][ T9587] BTRFS info (device loop2): enabling free space tree
[  567.678719][ T9587] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  568.097256][ T5787] BTRFS info (device loop2): last unmount of filesystem 5a053d1e-c9a7-4c12-8a26-85814e606de1
[  569.256261][ T9644] loop1: detected capacity change from 0 to 32768
[  569.284412][ T9644] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.266 (9644)
[  569.304895][ T9644] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  569.304933][ T9644] BTRFS info (device loop1): using sha256 checksum algorithm
[  569.688547][ T9644] BTRFS info (device loop1): enabling ssd optimizations
[  569.688581][ T9644] BTRFS info (device loop1): turning on async discard
[  569.688600][ T9644] BTRFS info (device loop1): enabling free space tree
[  569.789918][ T9644] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  569.958490][ T9648] loop5: detected capacity change from 0 to 32768
[  569.981118][ T9648] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 23d3dc32-0400-4f24-8450-4f65c07962e2
[  569.981185][ T9648] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.268 (9648)
[  570.024930][ T9648] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  570.024969][ T9648] BTRFS info (device loop5): using sha256 checksum algorithm
[  570.216102][ T9651] loop0: detected capacity change from 0 to 32768
[  570.325572][ T9651] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 7fbe942b-ff2d-46c0-a17c-6851eb5c63f4
[  570.325657][ T9651] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.269 (9651)
[  570.328290][ T9653] loop3: detected capacity change from 0 to 32768
[  570.411647][ T9653] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 670a5e99-f1d2-4573-9465-a6ab36bcd1a6
[  570.411719][ T9653] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.267 (9653)
[  570.444406][ T9651] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  570.444439][ T9651] BTRFS info (device loop0): using sha256 checksum algorithm
[  570.445580][ T9656] loop2: detected capacity change from 0 to 32768
[  570.470809][ T9653] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  570.470858][ T9653] BTRFS info (device loop3): using sha256 checksum algorithm
[  570.515857][ T9656] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 1f306dde-87ae-44ec-a17b-0a44571bdfb5
[  570.515925][ T9656] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.270 (9656)
[  570.583189][ T5788] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  570.638651][ T9656] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  570.638687][ T9656] BTRFS info (device loop2): using sha256 checksum algorithm
[  570.697762][ T9651] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  570.744421][ T9651] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  570.856371][ T9651] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  570.890283][ T9651] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  570.923957][ T9651] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  571.205868][ T9653] BTRFS info (device loop3): enabling ssd optimizations
[  571.205901][ T9653] BTRFS info (device loop3): turning on async discard
[  571.205919][ T9653] BTRFS info (device loop3): enabling free space tree
[  571.271611][ T9651] BTRFS error (device loop0): open_ctree failed: -ENOMEM
[  571.374943][ T9648] BTRFS error (device loop5): open_ctree failed: -EINTR
[  571.409994][ T9656] BTRFS info (device loop2): enabling ssd optimizations
[  571.410026][ T9656] BTRFS info (device loop2): turning on async discard
[  571.410044][ T9656] BTRFS info (device loop2): enabling free space tree
[  571.454573][ T5783] BTRFS info (device loop3): last unmount of filesystem 670a5e99-f1d2-4573-9465-a6ab36bcd1a6
[  571.641249][ T9656] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  571.815496][ T5787] BTRFS info (device loop2): last unmount of filesystem 1f306dde-87ae-44ec-a17b-0a44571bdfb5
[  573.224275][ T9731] loop0: detected capacity change from 0 to 32768
[  573.276508][ T9731] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.273 (9731)
[  573.346708][ T9731] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  573.346747][ T9731] BTRFS info (device loop0): using sha256 checksum algorithm
[  573.784673][ T9735] loop5: detected capacity change from 0 to 32768
[  573.799538][ T9735] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 907510f7-db76-42e8-abbe-83bcabf59c79
[  573.799614][ T9735] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.274 (9735)
[  573.986944][ T9731] BTRFS info (device loop0): enabling ssd optimizations
[  573.986976][ T9731] BTRFS info (device loop0): turning on async discard
[  573.986994][ T9731] BTRFS info (device loop0): enabling free space tree
[  573.994739][ T9735] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  573.994773][ T9735] BTRFS info (device loop5): using sha256 checksum algorithm
[  574.115287][ T9731] BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  574.285641][ T9729] loop1: detected capacity change from 0 to 32768
[  574.360933][ T9729] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 336215b5-333b-46c8-8893-8e0c504dae17
[  574.361294][ T9729] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.271 (9729)
[  574.470622][ T9729] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  574.470660][ T9729] BTRFS info (device loop1): using sha256 checksum algorithm
[  574.525287][ T9729] workqueue: Failed to create a rescuer kthread for wq "btrfs-flush_delalloc": -EINTR
2026/09/20 17:33:52 executed programs: 269
[  574.525733][ T9729] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  574.527322][ T9729] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  574.538626][ T9729] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  574.538965][ T9729] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  574.539269][ T9729] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  574.543145][ T9729] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  574.547987][ T9729] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  574.549973][ T9729] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  574.550308][ T9729] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  574.619873][ T5784] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  574.690318][ T9740] loop2: detected capacity change from 0 to 32768
[  574.705539][ T9735] BTRFS info (device loop5): enabling ssd optimizations
[  574.705569][ T9735] BTRFS info (device loop5): turning on async discard
[  574.705587][ T9735] BTRFS info (device loop5): enabling free space tree
[  574.715804][ T9740] BTRFS info: device /dev/loop2 (7:2) using temp-fsid dadc823d-646f-435c-bbcc-e60a88f89a04
[  574.715873][ T9740] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.275 (9740)
[  574.717180][ T9729] BTRFS error (device loop1): open_ctree failed: -ENOMEM
[  574.828566][ T9737] loop3: detected capacity change from 0 to 32768
[  574.867983][ T9735] BTRFS info (device loop5): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  574.870119][ T9737] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 0d03c3f9-4a85-4026-954b-9de4c8ad7758
[  574.870192][ T9737] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.272 (9737)
[  574.942195][ T9740] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  574.942234][ T9740] BTRFS info (device loop2): using sha256 checksum algorithm
[  575.072460][ T9737] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  575.072496][ T9737] BTRFS info (device loop3): using sha256 checksum algorithm
[  575.189582][ T8882] BTRFS info (device loop5): last unmount of filesystem 907510f7-db76-42e8-abbe-83bcabf59c79
[  575.225147][ T9737] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  575.225699][ T9737] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  575.226039][ T9737] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  575.267119][ T9737] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  575.267539][ T9737] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  575.267929][ T9737] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  575.268400][ T9737] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  575.317382][ T9737] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  575.317760][ T9737] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  575.567321][ T9737] BTRFS error (device loop3): open_ctree failed: -ENOMEM
[  576.254097][ T9740] BTRFS error (device loop2): open_ctree failed: -EINTR
[  577.172670][ T9814] loop0: detected capacity change from 0 to 32768
[  577.235155][ T9814] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.276 (9814)
[  577.346172][ T9814] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  577.346214][ T9814] BTRFS info (device loop0): using sha256 checksum algorithm
[  577.537107][ T9812] loop1: detected capacity change from 0 to 32768
[  577.633074][ T9812] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 4b22d1c0-a2bb-4cbc-9875-3c1f3356bae9
[  577.633149][ T9812] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.277 (9812)
[  577.784352][ T9812] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  577.784395][ T9812] BTRFS info (device loop1): using sha256 checksum algorithm
[  577.887688][ T9814] BTRFS info (device loop0): enabling ssd optimizations
[  577.887720][ T9814] BTRFS info (device loop0): turning on async discard
[  577.887738][ T9814] BTRFS info (device loop0): enabling free space tree
[  578.142686][ T9814] BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  578.274538][ T9823] loop2: detected capacity change from 0 to 32768
[  578.290459][ T9823] BTRFS info: device /dev/loop2 (7:2) using temp-fsid e38d4f24-9566-4e69-a22d-3d8bdc3a44cd
[  578.290531][ T9823] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.280 (9823)
[  578.391359][ T9823] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  578.391397][ T9823] BTRFS info (device loop2): using sha256 checksum algorithm
[  578.496057][ T9820] loop3: detected capacity change from 0 to 32768
[  578.527895][ T9820] BTRFS info: device /dev/loop3 (7:3) using temp-fsid d4cf60ea-d1d3-4d1f-8f0f-cb337700232f
[  578.527972][ T9820] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.279 (9820)
[  578.627470][ T5784] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  578.784566][ T9820] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  578.784604][ T9820] BTRFS info (device loop3): using sha256 checksum algorithm
[  578.974670][ T9820] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  578.975056][ T9820] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  578.975446][ T9820] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  578.982783][ T9820] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  579.112973][ T9812] BTRFS error (device loop1): open_ctree failed: -EINTR
[  579.139379][ T9823] BTRFS info (device loop2): enabling ssd optimizations
[  579.139409][ T9823] BTRFS info (device loop2): turning on async discard
[  579.139427][ T9823] BTRFS info (device loop2): enabling free space tree
[  579.259085][ T9820] BTRFS error (device loop3): open_ctree failed: -ENOMEM
[  579.273514][ T9823] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
2026/09/20 17:33:58 executed programs: 277
[  580.152588][ T5787] BTRFS info (device loop2): last unmount of filesystem e38d4f24-9566-4e69-a22d-3d8bdc3a44cd
[  581.812993][ T9887] loop3: detected capacity change from 0 to 32768
[  581.814694][ T9888] loop0: detected capacity change from 0 to 32768
[  581.818491][ T9888] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.281 (9888)
[  581.827548][ T9887] BTRFS info: device /dev/loop3 (7:3) using temp-fsid fb7709fb-34ae-4e36-8409-cfd6ef2f1e45
[  581.827615][ T9887] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.283 (9887)
[  581.867178][ T9886] loop1: detected capacity change from 0 to 32768
[  581.875707][ T9888] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  581.875742][ T9888] BTRFS info (device loop0): using sha256 checksum algorithm
[  581.893840][ T9886] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 811e5bf2-6e83-4abd-af2a-f934ef6fc4db
[  581.894268][ T9886] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.282 (9886)
[  581.934227][ T9887] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  581.934266][ T9887] BTRFS info (device loop3): using sha256 checksum algorithm
[  581.943428][ T9886] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  581.943468][ T9886] BTRFS info (device loop1): using sha256 checksum algorithm
[  582.540646][ T9887] BTRFS info (device loop3): enabling ssd optimizations
[  582.540677][ T9887] BTRFS info (device loop3): turning on async discard
[  582.540694][ T9887] BTRFS info (device loop3): enabling free space tree
[  582.556038][ T9890] loop5: detected capacity change from 0 to 32768
[  582.615652][ T9888] BTRFS info (device loop0): enabling ssd optimizations
[  582.615682][ T9888] BTRFS info (device loop0): turning on async discard
[  582.615696][ T9888] BTRFS info (device loop0): enabling free space tree
[  582.618549][ T9890] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 2ad317e9-14ee-478b-a017-21f2a5c27152
[  582.618615][ T9890] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.284 (9890)
[  582.672726][ T9890] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  582.672766][ T9890] BTRFS info (device loop5): using sha256 checksum algorithm
[  582.773657][ T9892] loop2: detected capacity change from 0 to 32768
[  583.063720][ T9892] BTRFS info: device /dev/loop2 (7:2) using temp-fsid c51fed1e-54bb-4327-b72c-d5b26d909487
[  583.063796][ T9892] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.285 (9892)
[  583.203079][ T5783] BTRFS info (device loop3): last unmount of filesystem fb7709fb-34ae-4e36-8409-cfd6ef2f1e45
[  583.239159][ T9892] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  583.239194][ T9892] BTRFS info (device loop2): using sha256 checksum algorithm
[  583.251527][ T9886] BTRFS error (device loop1): open_ctree failed: -EINTR
[  583.272342][ T5784] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  583.663934][ T9890] BTRFS error (device loop5): open_ctree failed: -EINTR
[  583.928274][ T9892] BTRFS info (device loop2): enabling ssd optimizations
[  583.928304][ T9892] BTRFS info (device loop2): turning on async discard
[  583.928322][ T9892] BTRFS info (device loop2): enabling free space tree
[  584.131593][ T5787] BTRFS info (device loop2): last unmount of filesystem c51fed1e-54bb-4327-b72c-d5b26d909487
[  585.482319][ T9965] loop1: detected capacity change from 0 to 32768
[  585.524728][ T9965] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.288 (9965)
[  585.556213][ T9965] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  585.556254][ T9965] BTRFS info (device loop1): using sha256 checksum algorithm
[  586.000448][ T9965] BTRFS info (device loop1): enabling ssd optimizations
[  586.000480][ T9965] BTRFS info (device loop1): turning on async discard
[  586.000498][ T9965] BTRFS info (device loop1): enabling free space tree
[  586.146360][ T9967] loop0: detected capacity change from 0 to 32768
[  586.157040][ T9965] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  586.159360][ T9967] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 64e425c1-0497-4fa3-a99c-1afde9f4abbf
[  586.159425][ T9967] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.287 (9967)
[  586.373623][ T9967] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  586.373661][ T9967] BTRFS info (device loop0): using sha256 checksum algorithm
2026/09/20 17:34:04 executed programs: 284
[  586.608172][ T9974] loop3: detected capacity change from 0 to 32768
[  586.631324][ T9974] BTRFS info: device /dev/loop3 (7:3) using temp-fsid e3ee2152-06ba-4d76-bfaa-1a22ac96a76f
[  586.631401][ T9974] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.286 (9974)
[  586.723213][ T9974] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  586.723252][ T9974] BTRFS info (device loop3): using sha256 checksum algorithm
[  586.724219][ T5788] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  586.821404][ T9967] BTRFS info (device loop0): enabling ssd optimizations
[  586.821434][ T9967] BTRFS info (device loop0): turning on async discard
[  586.821450][ T9967] BTRFS info (device loop0): enabling free space tree
[  586.855912][ T9973] loop5: detected capacity change from 0 to 32768
[  586.858387][ T9973] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 88d6a4b0-8e47-469b-b6a5-6f652a2c8752
[  586.858457][ T9973] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.290 (9973)
[  587.107262][ T9973] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  587.107299][ T9973] BTRFS info (device loop5): using sha256 checksum algorithm
[  587.176338][ T9973] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  587.176715][ T9973] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  587.180668][ T9973] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  587.216687][ T9973] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  587.217166][ T9973] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  587.224678][ T9977] loop2: detected capacity change from 0 to 32768
[  587.258289][ T9973] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  587.259204][ T9977] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 6fd281d4-9dd6-43f3-af51-6b70c2c3be05
[  587.259276][ T9977] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.289 (9977)
[  587.309011][ T9977] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  587.309044][ T9977] BTRFS info (device loop2): using sha256 checksum algorithm
[  587.382375][ T5784] BTRFS info (device loop0): last unmount of filesystem 64e425c1-0497-4fa3-a99c-1afde9f4abbf
[  587.613777][ T9973] BTRFS error (device loop5): open_ctree failed: -ENOMEM
[  587.727682][ T9974] BTRFS error (device loop3): open_ctree failed: -EINTR
[  588.284668][ T9977] BTRFS error (device loop2): open_ctree failed: -EINTR
[  590.279896][T10055] loop3: detected capacity change from 0 to 32768
[  590.291392][T10055] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.294 (10055)
[  590.322010][T10055] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  590.322058][T10055] BTRFS info (device loop3): using sha256 checksum algorithm
[  590.350025][T10054] loop1: detected capacity change from 0 to 32768
[  590.372023][T10054] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 86d3fd25-40eb-480f-8014-d188caeadb32
[  590.372105][T10054] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.291 (10054)
[  590.406427][T10050] loop5: detected capacity change from 0 to 32768
[  590.421376][T10050] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 988595cf-e6cf-4d66-a08c-e74590cf31e3
[  590.421450][T10050] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.293 (10050)
[  590.505954][T10059] loop0: detected capacity change from 0 to 32768
[  590.538460][T10050] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  590.538497][T10050] BTRFS info (device loop5): using sha256 checksum algorithm
[  590.538744][T10054] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  590.538769][T10054] BTRFS info (device loop1): using sha256 checksum algorithm
[  590.558080][T10059] BTRFS info: device /dev/loop0 (7:0) using temp-fsid ab6ba996-546f-410d-b9bc-3ff60e58f3c5
[  590.558150][T10059] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.292 (10059)
[  590.653105][T10059] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  590.653139][T10059] BTRFS info (device loop0): using sha256 checksum algorithm
[  590.765664][T10057] loop2: detected capacity change from 0 to 32768
[  590.784142][T10057] BTRFS info: device /dev/loop2 (7:2) using temp-fsid a3dfaf65-3eca-43fc-8e32-2fba750c956c
[  590.784218][T10057] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.295 (10057)
[  590.825063][T10055] BTRFS info (device loop3): enabling ssd optimizations
[  590.825094][T10055] BTRFS info (device loop3): turning on async discard
[  590.825112][T10055] BTRFS info (device loop3): enabling free space tree
[  590.893414][T10057] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  590.893451][T10057] BTRFS info (device loop2): using sha256 checksum algorithm
[  591.066460][T10055] BTRFS info (device loop3): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  591.420859][T10059] BTRFS info (device loop0): enabling ssd optimizations
[  591.420890][T10059] BTRFS info (device loop0): turning on async discard
[  591.420916][T10059] BTRFS info (device loop0): enabling free space tree
[  591.470017][T10050] BTRFS info (device loop5): enabling ssd optimizations
[  591.470049][T10050] BTRFS info (device loop5): turning on async discard
[  591.470066][T10050] BTRFS info (device loop5): enabling free space tree
[  591.480702][T10054] BTRFS info (device loop1): enabling ssd optimizations
[  591.480728][T10054] BTRFS info (device loop1): turning on async discard
[  591.480744][T10054] BTRFS info (device loop1): enabling free space tree
[  591.549420][T10057] BTRFS info (device loop2): enabling ssd optimizations
[  591.549451][T10057] BTRFS info (device loop2): turning on async discard
[  591.549468][T10057] BTRFS info (device loop2): enabling free space tree
[  591.606329][ T5783] BTRFS info (device loop3): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  591.694510][T10059] BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
2026/09/20 17:34:09 executed programs: 290
[  591.759930][ T8882] BTRFS info (device loop5): last unmount of filesystem 988595cf-e6cf-4d66-a08c-e74590cf31e3
[  591.857156][ T5788] BTRFS info (device loop1): last unmount of filesystem 86d3fd25-40eb-480f-8014-d188caeadb32
[  592.047537][ T5787] BTRFS info (device loop2): last unmount of filesystem a3dfaf65-3eca-43fc-8e32-2fba750c956c
[  592.801778][ T5784] BTRFS info (device loop0): last unmount of filesystem ab6ba996-546f-410d-b9bc-3ff60e58f3c5
[  594.966731][T10140] loop5: detected capacity change from 0 to 32768
[  594.981078][T10140] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.297 (10140)
[  595.000902][T10140] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  595.001084][T10140] BTRFS info (device loop5): using sha256 checksum algorithm
[  595.119898][T10141] loop3: detected capacity change from 0 to 32768
[  595.146455][T10142] loop1: detected capacity change from 0 to 32768
[  595.149486][T10141] BTRFS info: device /dev/loop3 (7:3) using temp-fsid fb58b14a-0609-45a7-ab49-6f08e92a232e
[  595.149570][T10141] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.296 (10141)
[  595.168162][T10141] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  595.168199][T10141] BTRFS info (device loop3): using sha256 checksum algorithm
[  595.177531][T10142] BTRFS info: device /dev/loop1 (7:1) using temp-fsid f1111c0f-3d71-472d-b91d-37d1db8ebe60
[  595.177601][T10142] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.298 (10142)
[  595.186206][T10142] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  595.186240][T10142] BTRFS info (device loop1): using sha256 checksum algorithm
[  595.338820][T10146] loop0: detected capacity change from 0 to 32768
[  595.359802][T10146] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 249d9bae-b8e8-444a-81f1-619bd6ec4ab8
[  595.359877][T10146] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.300 (10146)
[  595.404948][T10146] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  595.404986][T10146] BTRFS info (device loop0): using sha256 checksum algorithm
[  595.477173][T10144] loop2: detected capacity change from 0 to 32768
[  595.499643][T10144] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 3e999dc9-6e53-41e7-a49b-177b04c903c0
[  595.499715][T10144] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.299 (10144)
[  595.540684][T10140] BTRFS info (device loop5): enabling ssd optimizations
[  595.540713][T10140] BTRFS info (device loop5): turning on async discard
[  595.540729][T10140] BTRFS info (device loop5): enabling free space tree
[  595.728826][T10144] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  595.728865][T10144] BTRFS info (device loop2): using sha256 checksum algorithm
[  595.847200][T10140] BTRFS info (device loop5): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  596.245902][T10146] BTRFS info (device loop0): enabling ssd optimizations
[  596.245934][T10146] BTRFS info (device loop0): turning on async discard
[  596.245952][T10146] BTRFS info (device loop0): enabling free space tree
[  596.294907][ T8882] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  596.388019][T10142] BTRFS error (device loop1): open_ctree failed: -EINTR
[  596.482595][ T5784] BTRFS info (device loop0): last unmount of filesystem 249d9bae-b8e8-444a-81f1-619bd6ec4ab8
[  596.546894][T10141] BTRFS error (device loop3): open_ctree failed: -EINTR
[  596.625193][T10144] BTRFS error (device loop2): open_ctree failed: -EINTR
2026/09/20 17:34:15 executed programs: 298
[  598.986501][T10221] loop3: detected capacity change from 0 to 32768
[  598.999265][T10221] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.304 (10221)
[  599.014310][T10221] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  599.014347][T10221] BTRFS info (device loop3): using sha256 checksum algorithm
[  599.142543][T10225] loop5: detected capacity change from 0 to 32768
[  599.149446][T10225] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 415de2ce-a6e0-4c3b-9c47-d339c6cbfc7c
[  599.149521][T10225] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.301 (10225)
[  599.207305][T10225] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  599.207342][T10225] BTRFS info (device loop5): using sha256 checksum algorithm
[  599.241651][T10222] loop1: detected capacity change from 0 to 32768
[  599.262142][T10222] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 22f8d465-3720-4b01-b72a-a7b1dd913da6
[  599.262220][T10222] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.303 (10222)
[  599.318552][T10222] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  599.318590][T10222] BTRFS info (device loop1): using sha256 checksum algorithm
[  599.361273][T10221] BTRFS info (device loop3): enabling ssd optimizations
[  599.361305][T10221] BTRFS info (device loop3): turning on async discard
[  599.361323][T10221] BTRFS info (device loop3): enabling free space tree
[  599.539144][T10221] BTRFS info (device loop3): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  599.564272][T10228] loop0: detected capacity change from 0 to 32768
[  599.602896][T10225] BTRFS info (device loop5): enabling ssd optimizations
[  599.602927][T10225] BTRFS info (device loop5): turning on async discard
[  599.602943][T10225] BTRFS info (device loop5): enabling free space tree
[  599.605273][T10226] loop2: detected capacity change from 0 to 32768
[  599.646304][T10228] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 25afd764-b2b9-442b-8295-ca375bf71509
[  599.646381][T10228] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.302 (10228)
[  599.648919][T10226] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 60a7c5d7-6e33-4769-9dc9-0a9078fe0928
[  599.648983][T10226] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.305 (10226)
[  599.796008][T10228] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  599.796050][T10228] BTRFS info (device loop0): using sha256 checksum algorithm
[  599.815118][T10225] BTRFS info (device loop5): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  599.925525][T10226] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  599.925561][T10226] BTRFS info (device loop2): using sha256 checksum algorithm
[  600.035750][ T5783] BTRFS info (device loop3): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  600.065153][T10226] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  600.085909][T10226] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  600.149593][T10226] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  600.149999][T10226] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  600.150414][T10226] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  600.150798][T10226] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  600.151348][T10226] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  600.151776][T10226] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  600.342374][T10226] BTRFS error (device loop2): open_ctree failed: -ENOMEM
[  600.560406][T10222] BTRFS error (device loop1): open_ctree failed: -EINTR
[  600.672554][ T8882] BTRFS info (device loop5): last unmount of filesystem 415de2ce-a6e0-4c3b-9c47-d339c6cbfc7c
[  601.023837][T10228] BTRFS error (device loop0): open_ctree failed: -EINTR
[  603.190375][T10301] loop2: detected capacity change from 0 to 32768
[  603.205409][T10301] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.308 (10301)
[  603.255448][T10301] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  603.255484][T10301] BTRFS info (device loop2): using sha256 checksum algorithm
[  603.327306][T10305] loop1: detected capacity change from 0 to 32768
[  603.351838][T10304] loop3: detected capacity change from 0 to 32768
[  603.382214][T10305] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 6af48373-b507-4010-945b-51b0a3cb22a4
[  603.382291][T10305] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.309 (10305)
[  603.384466][T10304] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 261040db-d2f4-49fc-85e8-276337e76e21
[  603.384536][T10304] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.306 (10304)
[  603.550748][T10308] loop5: detected capacity change from 0 to 32768
[  603.574488][T10308] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 53ebcfad-d076-4f8d-b980-8176d2d6cbec
[  603.574566][T10308] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.307 (10308)
[  603.582231][T10304] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  603.582281][T10304] BTRFS info (device loop3): using sha256 checksum algorithm
[  603.593465][T10305] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  603.593496][T10305] BTRFS info (device loop1): using sha256 checksum algorithm
[  603.624727][T10308] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  603.624762][T10308] BTRFS info (device loop5): using sha256 checksum algorithm
[  603.785251][T10301] BTRFS info (device loop2): enabling ssd optimizations
[  603.785282][T10301] BTRFS info (device loop2): turning on async discard
[  603.785299][T10301] BTRFS info (device loop2): enabling free space tree
[  603.837761][T10305] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  603.850380][T10310] loop0: detected capacity change from 0 to 32768
[  603.859705][T10310] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 9b431ef5-debd-4cb6-8a02-7c9ea0dc5c20
[  603.859789][T10310] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.310 (10310)
[  603.939938][T10305] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  604.029860][T10310] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  604.029902][T10310] BTRFS info (device loop0): using sha256 checksum algorithm
2026/09/20 17:34:22 executed programs: 304
[  604.069638][T10304] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  604.080178][T10305] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  604.097382][T10304] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  604.151519][ T5787] BTRFS info (device loop2): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  604.194216][T10305] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  604.200648][T10304] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  604.223836][T10305] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  604.229571][T10304] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  604.266682][T10304] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  604.266966][T10305] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  604.270606][T10305] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  604.583465][T10305] BTRFS error (device loop1): open_ctree failed: -ENOMEM
[  604.729153][T10304] BTRFS error (device loop3): open_ctree failed: -ENOMEM
[  605.091915][T10308] BTRFS error (device loop5): open_ctree failed: -EINTR
[  605.557103][T10310] BTRFS error (device loop0): open_ctree failed: -EINTR
[  606.948377][T10385] loop3: detected capacity change from 0 to 32768
[  606.961236][T10380] loop2: detected capacity change from 0 to 32768
[  606.981253][T10380] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.311 (10380)
[  607.039262][T10380] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  607.039303][T10380] BTRFS info (device loop2): using sha256 checksum algorithm
[  607.049682][T10385] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 2fbd3375-c6b6-4444-9133-388da4e8767d
[  607.049749][T10385] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.313 (10385)
[  607.115701][T10385] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  607.115741][T10385] BTRFS info (device loop3): using sha256 checksum algorithm
[  607.327179][T10390] loop0: detected capacity change from 0 to 32768
[  607.403124][T10390] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 9036498d-ead1-46ef-92ab-647765e19bc0
[  607.403198][T10390] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.315 (10390)
[  607.429546][T10383] loop1: detected capacity change from 0 to 32768
[  607.446459][T10383] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 33a643b5-2da0-42a3-a9ec-381b4b76aa96
[  607.446546][T10383] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.312 (10383)
[  607.551479][T10383] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  607.551518][T10383] BTRFS info (device loop1): using sha256 checksum algorithm
[  607.569117][T10390] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  607.569156][T10390] BTRFS info (device loop0): using sha256 checksum algorithm
[  607.663918][T10380] BTRFS info (device loop2): enabling ssd optimizations
[  607.663953][T10380] BTRFS info (device loop2): turning on async discard
[  607.663970][T10380] BTRFS info (device loop2): enabling free space tree
[  607.799570][T10388] loop5: detected capacity change from 0 to 32768
[  607.828127][T10388] BTRFS info: device /dev/loop5 (7:5) using temp-fsid efacd986-03b9-43bb-87d6-380293ac7f05
[  607.828202][T10388] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.314 (10388)
[  607.858955][T10385] BTRFS info (device loop3): enabling ssd optimizations
[  607.858988][T10385] BTRFS info (device loop3): turning on async discard
[  607.859006][T10385] BTRFS info (device loop3): enabling free space tree
[  607.920710][T10383] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  607.921870][T10383] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  607.955838][T10388] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  607.955877][T10388] BTRFS info (device loop5): using sha256 checksum algorithm
[  608.002320][ T5787] BTRFS info (device loop2): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  608.004838][T10385] BTRFS info (device loop3): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  608.404699][T10390] BTRFS info (device loop0): enabling ssd optimizations
[  608.404731][T10390] BTRFS info (device loop0): turning on async discard
[  608.404746][T10390] BTRFS info (device loop0): enabling free space tree
[  608.479582][T10383] BTRFS error (device loop1): open_ctree failed: -ENOMEM
[  608.573073][ T5783] BTRFS info (device loop3): last unmount of filesystem 2fbd3375-c6b6-4444-9133-388da4e8767d
[  608.971621][T10390] BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  609.086420][T10388] BTRFS error (device loop5): open_ctree failed: -EINTR
2026/09/20 17:34:27 executed programs: 312
[  609.490787][ T5784] BTRFS info (device loop0): last unmount of filesystem 9036498d-ead1-46ef-92ab-647765e19bc0
[  610.703103][T10464] loop1: detected capacity change from 0 to 32768
[  610.715593][T10464] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.318 (10464)
[  610.786120][T10464] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  610.786158][T10464] BTRFS info (device loop1): using sha256 checksum algorithm
[  611.137333][T10464] BTRFS info (device loop1): enabling ssd optimizations
[  611.137364][T10464] BTRFS info (device loop1): turning on async discard
[  611.137378][T10464] BTRFS info (device loop1): enabling free space tree
[  611.263695][T10464] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  611.599652][T10470] loop5: detected capacity change from 0 to 32768
[  611.610019][T10470] BTRFS info: device /dev/loop5 (7:5) using temp-fsid a0e3ac40-d55e-4867-8a84-6eae393296a7
[  611.610098][T10470] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.319 (10470)
[  611.666969][T10470] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  611.666996][T10470] BTRFS info (device loop5): using sha256 checksum algorithm
[  611.716078][T10468] loop3: detected capacity change from 0 to 32768
[  611.754813][T10468] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 4e2217ac-5499-4c9e-b1b2-0efe96cfcfa1
[  611.763121][T10468] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.317 (10468)
[  611.939751][T10466] loop2: detected capacity change from 0 to 32768
[  611.942727][T10468] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  611.942759][T10468] BTRFS info (device loop3): using sha256 checksum algorithm
[  612.007217][T10466] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 723eb914-78e0-468a-86d1-90b091801ff8
[  612.007294][T10466] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.316 (10466)
[  612.063456][T10466] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  612.063502][T10466] BTRFS info (device loop2): using sha256 checksum algorithm
[  612.190612][ T5788] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  612.214722][T10466] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  612.314977][T10466] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  612.319311][T10468] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  612.356558][T10466] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  612.356803][T10468] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  612.358341][T10466] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  612.369593][T10470] BTRFS info (device loop5): enabling ssd optimizations
[  612.369622][T10470] BTRFS info (device loop5): turning on async discard
[  612.369638][T10470] BTRFS info (device loop5): enabling free space tree
[  612.411718][T10466] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  612.412081][T10466] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  612.412543][T10466] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  612.571719][T10466] BTRFS error (device loop2): open_ctree failed: -ENOMEM
[  612.617996][T10472] loop0: detected capacity change from 0 to 32768
[  612.636137][T10472] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 061c24e0-90f0-417f-8297-a1a3dbe67649
[  612.636208][T10472] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.320 (10472)
[  612.680113][ T8882] BTRFS info (device loop5): last unmount of filesystem a0e3ac40-d55e-4867-8a84-6eae393296a7
[  612.728283][T10468] BTRFS error (device loop3): open_ctree failed: -ENOMEM
[  612.731294][T10472] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  612.731325][T10472] BTRFS info (device loop0): using sha256 checksum algorithm
[  613.741941][T10472] BTRFS error (device loop0): open_ctree failed: -EINTR
[  615.264173][T10546] loop3: detected capacity change from 0 to 32768
[  615.278160][T10546] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.324 (10546)
[  615.350538][T10544] loop2: detected capacity change from 0 to 32768
[  615.372925][T10544] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 57759b2e-9d22-4739-8aad-d2b4a6374ef1
[  615.373004][T10544] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.323 (10544)
[  615.376166][T10546] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  615.376198][T10546] BTRFS info (device loop3): using sha256 checksum algorithm
[  615.506578][T10544] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  615.506618][T10544] BTRFS info (device loop2): using sha256 checksum algorithm
[  615.743601][T10549] loop1: detected capacity change from 0 to 32768
[  615.786017][T10549] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 77d44e40-a08f-44eb-b729-12894be15750
[  615.786107][T10549] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.321 (10549)
[  615.833986][T10549] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  615.834021][T10549] BTRFS info (device loop1): using sha256 checksum algorithm
[  616.298141][T10554] loop0: detected capacity change from 0 to 32768
[  616.345643][T10554] BTRFS info: device /dev/loop0 (7:0) using temp-fsid f723a66d-3b6c-4c56-8caf-35c4c48dffad
[  616.345724][T10554] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.325 (10554)
[  616.467968][T10552] loop5: detected capacity change from 0 to 32768
[  616.479314][T10552] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 582856e4-e8e5-4bae-9f9b-795000166ec2
[  616.479399][T10552] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.322 (10552)
[  616.578725][T10546] BTRFS error (device loop3): open_ctree failed: -EINTR
[  616.588948][T10554] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  616.588985][T10554] BTRFS info (device loop0): using sha256 checksum algorithm
[  616.707971][T10552] BTRFS error (device loop5): open_ctree failed: -EINTR
2026/09/20 17:34:35 executed programs: 319
[  616.957679][T10554] BTRFS info (device loop0): enabling ssd optimizations
[  616.957710][T10554] BTRFS info (device loop0): turning on async discard
[  616.957727][T10554] BTRFS info (device loop0): enabling free space tree
[  617.028310][T10544] BTRFS error (device loop2): open_ctree failed: -EINTR
[  617.168222][T10554] BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  617.183426][T10549] BTRFS error (device loop1): open_ctree failed: -EINTR
[  617.864656][ T5784] BTRFS info (device loop0): last unmount of filesystem f723a66d-3b6c-4c56-8caf-35c4c48dffad
[  617.918591][T10611] loop3: detected capacity change from 0 to 32768
[  617.939012][T10611] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.326 (10611)
[  618.035912][T10611] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  618.035953][T10611] BTRFS info (device loop3): using sha256 checksum algorithm
[  618.694571][T10611] BTRFS info (device loop3): enabling ssd optimizations
[  618.694602][T10611] BTRFS info (device loop3): turning on async discard
[  618.694616][T10611] BTRFS info (device loop3): enabling free space tree
[  618.950394][T10611] BTRFS info (device loop3): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  619.379052][ T5783] BTRFS info (device loop3): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  619.836804][T10618] loop2: detected capacity change from 0 to 32768
[  619.986471][T10618] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.328 (10618)
[  620.049319][T10621] loop1: detected capacity change from 0 to 32768
[  620.059126][T10618] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  620.059162][T10618] BTRFS info (device loop2): using sha256 checksum algorithm
[  620.091367][T10621] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 2f32a3fd-8496-4863-8490-bcc6a644e6e2
[  620.091441][T10621] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.329 (10621)
[  620.189123][T10621] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  620.189162][T10621] BTRFS info (device loop1): using sha256 checksum algorithm
[  620.365825][T10618] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  620.427215][T10618] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  620.458562][T10618] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  620.459265][T10621] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  620.488423][T10618] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  620.488730][T10621] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  620.525650][T10621] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  620.526097][T10621] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  620.593611][T10621] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  620.752653][T10618] BTRFS error (device loop2): open_ctree failed: -ENOMEM
[  620.797736][T10621] BTRFS error (device loop1): open_ctree failed: -ENOMEM
[  621.234731][T10638] loop0: detected capacity change from 0 to 32768
[  621.237263][T10638] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.330 (10638)
[  621.254178][T10638] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  621.254213][T10638] BTRFS info (device loop0): using sha256 checksum algorithm
[  621.680196][T10638] BTRFS info (device loop0): enabling ssd optimizations
[  621.680226][T10638] BTRFS info (device loop0): turning on async discard
[  621.680244][T10638] BTRFS info (device loop0): enabling free space tree
[  621.826114][T10640] loop3: detected capacity change from 0 to 32768
[  621.919477][T10640] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 79aa8f21-3645-4a2f-9344-981acc4f1b64
[  621.919555][T10640] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.331 (10640)
[  622.038572][T10640] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  622.038611][T10640] BTRFS info (device loop3): using sha256 checksum algorithm
[  622.058644][T10638] BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
2026/09/20 17:34:40 executed programs: 328
[  622.587196][T10640] BTRFS info (device loop3): enabling ssd optimizations
[  622.587229][T10640] BTRFS info (device loop3): turning on async discard
[  622.587248][T10640] BTRFS info (device loop3): enabling free space tree
[  622.646986][ T5784] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  622.737115][T10671] loop1: detected capacity change from 0 to 32768
[  622.759626][T10671] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 0649577b-2e05-471d-a3b3-619a1ebc5518
[  622.759701][T10671] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.333 (10671)
[  622.894904][T10671] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  622.894942][T10671] BTRFS info (device loop1): using sha256 checksum algorithm
[  623.126446][T10668] loop2: detected capacity change from 0 to 32768
[  623.144676][T10668] BTRFS info: device /dev/loop2 (7:2) using temp-fsid db25ec15-7d1d-4664-a6a4-ce3db23109a3
[  623.144750][T10668] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.332 (10668)
[  623.222609][T10640] BTRFS info (device loop3): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  623.243778][T10668] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  623.243817][T10668] BTRFS info (device loop2): using sha256 checksum algorithm
[  623.393991][T10671] BTRFS info (device loop1): enabling ssd optimizations
[  623.394025][T10671] BTRFS info (device loop1): turning on async discard
[  623.394042][T10671] BTRFS info (device loop1): enabling free space tree
[  623.474889][T10672] loop5: detected capacity change from 0 to 32768
[  623.528924][T10672] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.334 (10672)
[  623.606377][T10672] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  623.606414][T10672] BTRFS info (device loop5): using sha256 checksum algorithm
[  623.687155][T10671] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  623.764069][ T5783] BTRFS info (device loop3): last unmount of filesystem 79aa8f21-3645-4a2f-9344-981acc4f1b64
[  623.769456][T10668] BTRFS info (device loop2): enabling ssd optimizations
[  623.769487][T10668] BTRFS info (device loop2): turning on async discard
[  623.769504][T10668] BTRFS info (device loop2): enabling free space tree
[  624.077280][T10668] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  624.514161][ T5787] BTRFS info (device loop2): last unmount of filesystem db25ec15-7d1d-4664-a6a4-ce3db23109a3
[  624.522891][ T5788] BTRFS info (device loop1): last unmount of filesystem 0649577b-2e05-471d-a3b3-619a1ebc5518
[  624.679758][ T1330] ieee802154 phy0 wpan0: encryption failed: -22
[  624.679834][ T1330] ieee802154 phy1 wpan1: encryption failed: -22
[  624.798103][T10672] BTRFS error (device loop5): open_ctree failed: -EINTR
[  625.763771][T10730] loop0: detected capacity change from 0 to 32768
[  625.770757][T10730] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.335 (10730)
[  625.856553][T10730] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  625.856597][T10730] BTRFS info (device loop0): using sha256 checksum algorithm
[  626.419173][T10730] BTRFS info (device loop0): enabling ssd optimizations
[  626.419208][T10730] BTRFS info (device loop0): turning on async discard
[  626.419226][T10730] BTRFS info (device loop0): enabling free space tree
[  626.594170][ T5784] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  627.175359][T10752] loop3: detected capacity change from 0 to 32768
[  627.177928][T10756] loop2: detected capacity change from 0 to 32768
[  627.208099][T10752] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.336 (10752)
[  627.214725][T10756] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 4172431f-5d7e-423d-ac8b-50fb460bf8aa
[  627.214796][T10756] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.337 (10756)
[  627.259528][T10752] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  627.259564][T10752] BTRFS info (device loop3): using sha256 checksum algorithm
[  627.358805][T10756] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  627.358841][T10756] BTRFS info (device loop2): using sha256 checksum algorithm
[  627.758928][T10755] loop1: detected capacity change from 0 to 32768
[  627.765291][T10755] BTRFS info: device /dev/loop1 (7:1) using temp-fsid f4e0a620-94b9-4422-ab74-fec4c6e4d935
[  627.765361][T10755] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.338 (10755)
[  627.765531][T10756] BTRFS info (device loop2): enabling ssd optimizations
[  627.765554][T10756] BTRFS info (device loop2): turning on async discard
[  627.765571][T10756] BTRFS info (device loop2): enabling free space tree
[  627.777008][T10755] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  627.777042][T10755] BTRFS info (device loop1): using sha256 checksum algorithm
[  627.923010][T10756] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  628.038410][T10752] BTRFS error (device loop3): open_ctree failed: -EINTR
[  628.086772][T10758] loop5: detected capacity change from 0 to 32768
[  628.152303][T10758] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 4035223d-20fa-4aea-8b34-c85100ec3314
[  628.152372][T10758] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.339 (10758)
[  628.307028][T10758] BTRFS error (device loop5): open_ctree failed: -EINTR
2026/09/20 17:34:46 executed programs: 334
[  628.546506][ T5787] BTRFS info (device loop2): last unmount of filesystem 4172431f-5d7e-423d-ac8b-50fb460bf8aa
[  628.577124][T10755] BTRFS error (device loop1): open_ctree failed: -EINTR
[  629.789877][T10774] loop0: detected capacity change from 0 to 32768
[  629.858083][T10774] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.340 (10774)
[  629.919648][T10774] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  629.919687][T10774] BTRFS info (device loop0): using sha256 checksum algorithm
[  630.888425][T10824] loop1: detected capacity change from 0 to 32768
[  630.924232][T10774] BTRFS error (device loop0): open_ctree failed: -EINTR
[  630.957055][T10824] BTRFS info: device /dev/loop1 (7:1) using temp-fsid c3a9a1db-3315-4030-acb9-4dd909215b7c
[  630.957104][T10824] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.344 (10824)
[  631.044438][T10824] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  631.044476][T10824] BTRFS info (device loop1): using sha256 checksum algorithm
[  631.148262][T10819] loop3: detected capacity change from 0 to 32768
[  631.173141][T10822] loop5: detected capacity change from 0 to 32768
[  631.194756][T10819] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.341 (10819)
[  631.199466][T10822] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 06283791-d07d-460e-87f9-22c773c7353d
[  631.199551][T10822] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.343 (10822)
[  631.353852][T10822] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  631.353892][T10822] BTRFS info (device loop5): using sha256 checksum algorithm
[  631.407772][T10819] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  631.407811][T10819] BTRFS info (device loop3): using sha256 checksum algorithm
[  631.463184][T10824] BTRFS info (device loop1): enabling ssd optimizations
[  631.463215][T10824] BTRFS info (device loop1): turning on async discard
[  631.463233][T10824] BTRFS info (device loop1): enabling free space tree
[  631.505963][T10819] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  631.595053][T10819] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  631.599676][T10819] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  631.600066][T10819] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  631.600378][T10819] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  631.649390][T10819] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  631.649846][T10819] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  631.650254][T10819] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  631.650603][T10819] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  631.653183][T10824] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  631.779278][T10827] loop2: detected capacity change from 0 to 32768
[  631.815410][T10827] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 2d32c2fb-00d7-49b7-a566-7a91f523345c
[  631.815496][T10827] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.342 (10827)
[  631.815733][T10819] BTRFS error (device loop3): open_ctree failed: -ENOMEM
[  631.947435][T10827] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  631.947474][T10827] BTRFS info (device loop2): using sha256 checksum algorithm
[  632.125885][ T5788] BTRFS info (device loop1): last unmount of filesystem c3a9a1db-3315-4030-acb9-4dd909215b7c
[  632.468929][T10822] BTRFS error (device loop5): open_ctree failed: -EINTR
[  632.662039][T10827] BTRFS error (device loop2): open_ctree failed: -EINTR
[  633.133654][T10855] loop0: detected capacity change from 0 to 32768
[  633.152464][T10855] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.345 (10855)
[  633.276033][T10855] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  633.276073][T10855] BTRFS info (device loop0): using sha256 checksum algorithm
[  633.759139][T10855] BTRFS info (device loop0): enabling ssd optimizations
[  633.759169][T10855] BTRFS info (device loop0): turning on async discard
[  633.759185][T10855] BTRFS info (device loop0): enabling free space tree
[  633.926394][T10855] BTRFS info (device loop0): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
2026/09/20 17:34:52 executed programs: 343
[  634.310823][ T5784] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  634.388376][T10905] loop2: detected capacity change from 0 to 32768
[  634.439198][T10905] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 8e1af232-3973-4158-b872-191cbc42a5d9
[  634.439274][T10905] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.349 (10905)
[  634.607232][T10905] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  634.607273][T10905] BTRFS info (device loop2): using sha256 checksum algorithm
[  634.993468][T10905] BTRFS info (device loop2): enabling ssd optimizations
[  634.993518][T10905] BTRFS info (device loop2): turning on async discard
[  634.993535][T10905] BTRFS info (device loop2): enabling free space tree
[  634.999860][T10902] loop5: detected capacity change from 0 to 32768
[  635.043884][T10902] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.348 (10902)
[  635.242149][T10905] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  635.279331][T10899] loop3: detected capacity change from 0 to 32768
[  635.289646][T10899] BTRFS info: device /dev/loop3 (7:3) using temp-fsid b844ff1c-7922-4470-b9d0-4963747b5d1e
[  635.289722][T10899] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.347 (10899)
[  635.374677][T10902] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  635.374844][T10902] BTRFS info (device loop5): using sha256 checksum algorithm
[  635.486886][T10906] loop1: detected capacity change from 0 to 32768
[  635.503311][T10906] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 79996258-9582-44a9-abcf-a5b4c4507545
[  635.503391][T10906] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.346 (10906)
[  635.560852][T10906] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  635.560890][T10906] BTRFS info (device loop1): using sha256 checksum algorithm
[  635.878166][T10906] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  635.878637][T10906] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  635.879018][T10906] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  635.892580][ T5787] BTRFS info (device loop2): last unmount of filesystem 8e1af232-3973-4158-b872-191cbc42a5d9
[  636.111565][T10906] BTRFS error (device loop1): open_ctree failed: -ENOMEM
[  636.628593][T10902] BTRFS error (device loop5): open_ctree failed: -EINTR
[  637.661092][T10938] loop0: detected capacity change from 0 to 32768
[  637.697648][T10938] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.350 (10938)
[  637.792910][T10938] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  637.792948][T10938] BTRFS info (device loop0): using sha256 checksum algorithm
[  638.462092][T10954] loop3: detected capacity change from 0 to 32768
[  639.248838][T10938] BTRFS error (device loop0): open_ctree failed: -EINTR
[  639.318053][T10969] loop1: detected capacity change from 0 to 32768
2026/09/20 17:34:57 executed programs: 349
[  639.444137][T10974] loop2: detected capacity change from 0 to 32768
[  639.464693][T10974] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.352 (10974)
[  639.620298][T10974] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  639.620337][T10974] BTRFS info (device loop2): using sha256 checksum algorithm
[  639.792299][T10974] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  640.431264][T10974] BTRFS error (device loop2): open_ctree failed: -ENOMEM
[  640.862518][T10993] loop3: detected capacity change from 0 to 32768
[  640.888608][T10993] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.355 (10993)
[  640.967348][T10993] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  640.967384][T10993] BTRFS info (device loop3): using sha256 checksum algorithm
[  641.507841][T10993] BTRFS info (device loop3): enabling ssd optimizations
[  641.507873][T10993] BTRFS info (device loop3): turning on async discard
[  641.507891][T10993] BTRFS info (device loop3): enabling free space tree
[  641.745843][T10993] BTRFS info (device loop3): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  642.244760][ T5783] BTRFS info (device loop3): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  642.268266][T10996] loop1: detected capacity change from 0 to 32768
[  642.293140][T10996] BTRFS info: device /dev/loop1 (7:1) using temp-fsid bb72b6fe-f27a-45a6-9ae7-50298c4123af
[  642.293229][T10996] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.356 (10996)
[  642.550271][T10996] BTRFS error (device loop1): open_ctree failed: -EINTR
[  642.965328][T11016] loop2: detected capacity change from 0 to 32768
[  642.974792][T11016] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.358 (11016)
[  643.020025][T11016] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  643.020063][T11016] BTRFS info (device loop2): using sha256 checksum algorithm
[  643.444580][T11016] BTRFS info (device loop2): enabling ssd optimizations
[  643.444612][T11016] BTRFS info (device loop2): turning on async discard
[  643.444629][T11016] BTRFS info (device loop2): enabling free space tree
[  643.559420][T11016] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  643.749162][ T5787] BTRFS info (device loop2): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  643.792805][T11033] loop5: detected capacity change from 0 to 32768
[  643.815568][T11033] BTRFS info: device /dev/loop5 (7:5) using temp-fsid df0142f8-0f86-459d-b614-2a05de8029af
[  643.819762][T11033] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.359 (11033)
[  643.923753][T11033] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  643.923786][T11033] BTRFS info (device loop5): using sha256 checksum algorithm
[  644.377946][T11033] BTRFS info (device loop5): enabling ssd optimizations
[  644.377977][T11033] BTRFS info (device loop5): turning on async discard
[  644.377995][T11033] BTRFS info (device loop5): enabling free space tree
2026/09/20 17:35:02 executed programs: 357
[  644.521800][ T8882] BTRFS info (device loop5): last unmount of filesystem df0142f8-0f86-459d-b614-2a05de8029af
[  644.872148][T11038] loop1: detected capacity change from 0 to 32768
[  644.888001][T11038] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.361 (11038)
[  644.904701][T11038] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  644.904739][T11038] BTRFS info (device loop1): using sha256 checksum algorithm
[  645.473269][T11036] loop3: detected capacity change from 0 to 32768
[  645.511980][T11036] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 8dd0bae7-25b0-4c38-92d2-c74a480b3fe2
[  645.512060][T11036] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.360 (11036)
[  645.587853][T11036] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  645.587892][T11036] BTRFS info (device loop3): using sha256 checksum algorithm
[  645.662952][T11038] BTRFS info (device loop1): enabling ssd optimizations
[  645.662987][T11038] BTRFS info (device loop1): turning on async discard
[  645.663005][T11038] BTRFS info (device loop1): enabling free space tree
[  645.731573][T11036] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  645.731972][T11036] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  645.732307][T11036] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  645.975160][T11038] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  646.133369][T11036] BTRFS error (device loop3): open_ctree failed: -ENOMEM
[  646.152455][T11074] loop2: detected capacity change from 0 to 32768
[  646.193714][T11074] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 7781f325-a447-4eac-9d91-91703c439377
[  646.193791][T11074] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.363 (11074)
[  646.217059][T11074] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  646.217095][T11074] BTRFS info (device loop2): using sha256 checksum algorithm
[  646.280729][T11058] loop0: detected capacity change from 0 to 32768
[  646.361132][T11058] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 09534911-65fb-4db5-bbca-399236571d68
[  646.361214][T11058] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.362 (11058)
[  646.407590][ T5788] BTRFS info (device loop1): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  646.434136][T11058] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  646.434173][T11058] BTRFS info (device loop0): using sha256 checksum algorithm
[  646.697848][T11074] BTRFS info (device loop2): enabling ssd optimizations
[  646.697878][T11074] BTRFS info (device loop2): turning on async discard
[  646.697896][T11074] BTRFS info (device loop2): enabling free space tree
[  647.062768][T11074] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  647.461917][T11058] BTRFS error (device loop0): open_ctree failed: -EINTR
[  647.516027][ T5787] BTRFS info (device loop2): last unmount of filesystem 7781f325-a447-4eac-9d91-91703c439377
[  647.791311][T11089] loop5: detected capacity change from 0 to 32768
[  647.802819][T11089] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.364 (11089)
[  647.865088][T11089] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  647.865125][T11089] BTRFS info (device loop5): using sha256 checksum algorithm
[  648.334623][T11089] BTRFS info (device loop5): enabling ssd optimizations
[  648.334654][T11089] BTRFS info (device loop5): turning on async discard
[  648.334671][T11089] BTRFS info (device loop5): enabling free space tree
[  648.577105][ T8882] BTRFS info (device loop5): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  648.758883][T11138] loop1: detected capacity change from 0 to 32768
[  648.773152][T11138] BTRFS info: device /dev/loop1 (7:1) using temp-fsid f9df14a5-e829-4067-80dc-2b4e16d25565
[  648.773230][T11138] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.365 (11138)
[  648.850847][T11125] loop3: detected capacity change from 0 to 32768
[  648.906949][T11138] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  648.906988][T11138] BTRFS info (device loop1): using sha256 checksum algorithm
[  648.908964][T11125] BTRFS info: device /dev/loop3 (7:3) using temp-fsid cf60e85a-2c64-4ebd-a3df-1e413b1bc626
[  648.909029][T11125] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.366 (11125)
[  649.199927][T11125] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  649.199964][T11125] BTRFS info (device loop3): using sha256 checksum algorithm
[  649.368321][T11138] BTRFS info (device loop1): enabling ssd optimizations
[  649.368352][T11138] BTRFS info (device loop1): turning on async discard
[  649.368370][T11138] BTRFS info (device loop1): enabling free space tree
[  649.735586][T11138] BTRFS info (device loop1): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
2026/09/20 17:35:08 executed programs: 363
[  650.248278][ T5788] BTRFS info (device loop1): last unmount of filesystem f9df14a5-e829-4067-80dc-2b4e16d25565
[  650.314051][T11125] BTRFS error (device loop3): open_ctree failed: -EINTR
[  650.613949][T11140] loop0: detected capacity change from 0 to 32768
[  650.630316][T11140] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.368 (11140)
[  650.722610][T11140] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  650.722649][T11140] BTRFS info (device loop0): using sha256 checksum algorithm
[  650.735452][T11140] workqueue: Failed to create a rescuer kthread for wq "btrfs-worker": -EINTR
[  650.735912][T11140] workqueue: Failed to create a rescuer kthread for wq "btrfs-delalloc": -EINTR
[  650.736249][T11140] workqueue: Failed to create a rescuer kthread for wq "btrfs-flush_delalloc": -EINTR
[  650.756839][T11140] workqueue: Failed to create a rescuer kthread for wq "btrfs-cache": -EINTR
[  650.757152][T11140] workqueue: Failed to create a rescuer kthread for wq "btrfs-fixup": -EINTR
[  650.757547][T11140] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio": -EINTR
[  650.757858][T11140] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-meta": -EINTR
[  650.758154][T11140] workqueue: Failed to create a rescuer kthread for wq "btrfs-rmw": -EINTR
[  650.792744][T11140] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR
[  650.795300][T11140] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR
[  650.795646][T11140] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  650.795960][T11140] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  650.810229][T11140] BTRFS error (device loop0): open_ctree failed: -ENOMEM
[  650.961086][T11156] loop2: detected capacity change from 0 to 32768
[  651.012260][T11156] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.367 (11156)
[  651.046838][T11156] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  651.046870][T11156] BTRFS info (device loop2): using sha256 checksum algorithm
[  652.148166][T11186] loop5: detected capacity change from 0 to 32768
[  652.171985][T11186] BTRFS info: device /dev/loop5 (7:5) using temp-fsid 68b98817-f860-4f93-bb44-ac8ff59746ff
[  652.172050][T11186] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.369 (11186)
[  652.192708][T11156] BTRFS error (device loop2): open_ctree failed: -EINTR
[  652.234748][T11186] BTRFS info (device loop5): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  652.234784][T11186] BTRFS info (device loop5): using sha256 checksum algorithm
[  652.344021][   T60] Bluetooth: hci5: command 0x0406 tx timeout
[  653.100465][T11191] loop3: detected capacity change from 0 to 32768
[  653.130793][T11191] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.371 (11191)
[  653.212159][T11186] BTRFS error (device loop5): open_ctree failed: -EINTR
[  653.256861][T11191] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  653.256898][T11191] BTRFS info (device loop3): using sha256 checksum algorithm
[  653.445032][T11217] loop0: detected capacity change from 0 to 32768
[  653.467104][T11217] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 15ec4e95-26b2-4f0b-9ea7-c6aef030fd55
[  653.467179][T11217] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.372 (11217)
[  653.577141][T11217] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  653.577179][T11217] BTRFS info (device loop0): using sha256 checksum algorithm
[  654.165916][T11217] BTRFS info (device loop0): enabling ssd optimizations
[  654.165949][T11217] BTRFS info (device loop0): turning on async discard
[  654.165985][T11217] BTRFS info (device loop0): enabling free space tree
[  654.222349][T11219] loop1: detected capacity change from 0 to 32768
[  654.228122][T11219] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 5bd85474-cea3-4190-bfd8-f4685a73632e
[  654.228196][T11219] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.370 (11219)
[  654.343053][T11191] BTRFS error (device loop3): open_ctree failed: -EINTR
[  654.344687][T11219] BTRFS info (device loop1): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  654.344717][T11219] BTRFS info (device loop1): using sha256 checksum algorithm
[  654.375528][ T5784] BTRFS info (device loop0): last unmount of filesystem 15ec4e95-26b2-4f0b-9ea7-c6aef030fd55
[  654.536513][T11219] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR
[  654.536900][T11219] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR
[  654.851670][T11237] loop2: detected capacity change from 0 to 32768
[  654.891649][T11237] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.373 (11237)
[  654.951205][T11237] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  654.951241][T11237] BTRFS info (device loop2): using sha256 checksum algorithm
[  655.311742][T11219] BTRFS error (device loop1): open_ctree failed: -ENOMEM
[  655.482343][T11237] BTRFS info (device loop2): enabling ssd optimizations
[  655.482374][T11237] BTRFS info (device loop2): turning on async discard
[  655.482393][T11237] BTRFS info (device loop2): enabling free space tree
2026/09/20 17:35:13 executed programs: 370
[  655.564034][T11237] BTRFS info (device loop2): setting incompat feature flag for SIMPLE_QUOTA (0x10000)
[  656.074809][ T5787] BTRFS info (device loop2): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
[  656.333831][T11253] loop5: detected capacity change from 0 to 32768
[  656.351224][T11253] BTRFS info: device /dev/loop5 (7:5) using temp-fsid a4071b67-324e-4171-81ec-fdfafcf151dc
[  656.351301][T11253] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop5 (7:5) scanned by syz.5.374 (11253)
[  656.479858][T11253] BTRFS error (device loop5): open_ctree failed: -EINTR
[  656.691920][   T38] INFO: task syz.4.203:8593 blocked for more than 143 seconds.
[  656.691949][   T38]       Not tainted syzkaller #0
[  656.691961][   T38] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  656.691973][   T38] task:syz.4.203       state:D stack:24552 pid:8593  tgid:8590  ppid:5790   task_flags:0x400140 flags:0x00080003
[  656.692045][   T38] Call Trace:
[  656.692073][   T38]  <TASK>
[  656.692088][   T38]  __schedule+0x16d9/0x5700
[  656.692272][ 
** replaying previous printk message **
[  656.692272][   T38]  ? __lock_acquire+0x747/0x2de0
[  656.692359][   T38]  ? kernel_text_address+0xa5/0xe0
[  656.692400][   T38]  ? __pfx_stack_trace_consume_entry+0x10/0x10
[  656.692456][   T38]  ? look_up_lock_class+0x57/0x110
[  656.692520][   T38]  ? __pfx___schedule+0x10/0x10
[  656.692558][   T38]  ? lock_acquire+0x115/0x350
[  656.692599][   T38]  ? schedule+0x90/0x2b0
[  656.692635][   T38]  schedule+0x164/0x2b0
[  656.692669][   T38]  schedule_timeout+0xc0/0x2c0
[  656.692735][   T38]  ? __pfx_schedule_timeout+0x10/0x10
[  656.692768][   T38]  ? do_raw_spin_lock+0x12b/0x2f0
[  656.692806][   T38]  ? _raw_spin_unlock_irq+0x23/0x50
[  656.692841][   T38]  ? wait_for_completion+0x272/0x5e0
[  656.692875][   T38]  wait_for_completion+0x2ca/0x5e0
[  656.692922][   T38]  ? __pfx_wait_for_completion+0x10/0x10
[  656.692965][   T38]  ? kthread_queue_work+0x111/0x180
[  656.692994][   T38]  kthread_flush_worker+0x138/0x1a0
[  656.693020][   T38]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  656.693055][   T38]  ? __pfx_kthread_flush_worker+0x10/0x10
[  656.693081][   T38]  ? __pfx_kthread_flush_work_fn+0x10/0x10
[  656.693120][   T38]  ? __alloc_workqueue+0x16b5/0x1fe0
[  656.693176][   T38]  __alloc_workqueue+0x16f4/0x1fe0
[  656.693219][   T38]  alloc_workqueue_noprof+0xe3/0x210
[  656.693272][   T38]  ? rcu_is_watching+0x16/0xb0
[  656.693308][   T38]  ? __pfx_alloc_workqueue_noprof+0x10/0x10
[  656.693330][   T38]  ? __kasan_kmalloc+0x93/0xb0
[  656.693398][   T38]  ? __kmalloc_cache_noprof+0x3d5/0x680
[  656.693452][   T38]  btrfs_alloc_workqueue+0x1ec/0x2d0
[  656.693524][   T38]  btrfs_init_workqueues+0x14d/0x680
[  656.693596][   T38]  open_ctree+0x14d0/0x4190
[  656.693654][   T38]  ? rcu_is_watching+0x16/0xb0
[  656.693685][   T38]  ? open_ctree+0xa3e/0x4190
[  656.693730][   T38]  ? __pfx_open_ctree+0x10/0x10
[  656.693755][   T38]  ? btrfs_get_tree+0xc11/0x1980
[  656.693789][   T38]  btrfs_get_tree+0x1084/0x1980
[  656.693833][   T38]  vfs_get_tree+0x92/0x2a0
[  656.693866][   T38]  do_new_mount+0x319/0xdc0
[  656.693900][   T38]  ? cap_capable+0x123/0x460
[  656.693957][   T38]  ? __pfx_do_new_mount+0x10/0x10
[  656.693982][   T38]  ? ns_capable+0x89/0xe0
[  656.694013][   T38]  ? path_mount+0x647/0x1050
[  656.694041][   T38]  ? user_path_at+0xd4/0x160
[  656.694069][   T38]  __se_sys_mount+0x31d/0x420
[  656.694101][   T38]  ? __pfx___se_sys_mount+0x10/0x10
[  656.694129][   T38]  ? __x64_sys_mount+0x20/0xc0
[  656.694153][   T38]  do_syscall_64+0x166/0x520
[  656.694214][   T38]  ? trace_irq_disable+0x3b/0x140
[  656.694250][   T38]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  656.694299][   T38]  ? clear_bhb_loop+0x70/0xc0
[  656.694328][   T38]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  656.694351][   T38] RIP: 0033:0x7ff52556f3ca
[  656.694372][   T38] RSP: 002b:00007ff524bcde58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  656.694399][   T38] RAX: ffffffffffffffda RBX: 00007ff524bcdee0 RCX: 00007ff52556f3ca
[  656.694415][   T38] RDX: 0000200000000000 RSI: 0000200000000240 RDI: 00007ff524bcdea0
[  656.694432][   T38] RBP: 0000200000000000 R08: 00007ff524bcdee0 R09: 0000000000000000
[  656.694448][   T38] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000240
[  656.694463][   T38] R13: 00007ff524bcdea0 R14: 000000000000559e R15: 0000200000001600
[  656.694500][   T38]  </TASK>
[  656.694520][   T38] 
[  656.694520][   T38] Showing all locks held in the system:
[  656.694532][   T38] locks held by khungtaskd/38: 1, last CPU#1:
[  656.694612][   T38]  #0: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[  656.694696][   T38] locks held by getty/5344: 2, on CPU#0:
[  656.694713][   T38]  #0: ffff88803682e0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  656.694845][   T38]  #1: ffffc900044c32e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x460/0x1360
[  656.694935][   T38] locks held by kworker/u8:13/5754: 6, last CPU#1:
[  656.694952][   T38]  #0: ffff88813ff64138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630
[  656.695016][   T38]  #1: ffffc900049dfc40 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630
[  656.695075][   T38]  #2: ffff88803aa10310 (&devlink->lock_key#5){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x57/0xcb0
[  656.695202][   T38]  #3: ffff88805eb69d20 (&nsim_trap_data->trap_lock){+.+.}-{3:3}, at: nsim_dev_trap_report_work+0x1e0/0xcb0
[  656.695263][   T38]  #4: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400
[  656.695322][   T38]  #5: ffff8880b8737350 ((crngs.lock)){+.+.}-{3:3}, at: crng_make_state+0x15b/0x5d0
[  656.695425][   T38] locks held by kworker/u8:15/5756: 5, last CPU#1:
[  656.695440][   T38]  #0: ffff88813ff64138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630
[  656.695503][   T38]  #1: ffffc900049bfc40 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630
[  656.695577][   T38]  #2: ffff888039ac8310 (&devlink->lock_key){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x57/0xcb0
[  656.695637][   T38]  #3: ffff888032a5e120 (&nsim_trap_data->trap_lock){+.+.}-{3:3}, at: nsim_dev_trap_report_work+0x1e0/0xcb0
[  656.695695][   T38]  #4: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400
[  656.695754][   T38] locks held by kworker/u8:17/5757: 6, last CPU#1:
[  656.695771][   T38]  #0: ffff88813ff64138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630
[  656.695834][   T38]  #1: ffffc900049afc40 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630
[  656.695900][   T38]  #2: ffff888039bce310 (&devlink->lock_key#2){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x57/0xcb0
[  656.695966][   T38]  #3: ffff888034648920 (&nsim_trap_data->trap_lock){+.+.}-{3:3}, at: nsim_dev_trap_report_work+0x1e0/0xcb0
[  656.696028][   T38]  #4: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400
[  656.696086][   T38]  #5: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400
[  656.696147][   T38] locks held by syz-executor/5787: 5, on CPU#0:
[  656.696162][   T38]  #0: ffff88803f602088 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x1d1/0x500
[  656.696234][   T38]  #1: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: __pte_offset_map+0x29/0x200
[  656.696299][   T38]  #2: ffff88803b0d4898 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: pte_offset_map_lock+0x13d/0x210
[  656.696365][   T38]  #3: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400
[  656.696425][   T38]  #4: ffff8880b8633f68 ((lock)#2){+.+.}-{3:3}, at: __folio_batch_add_and_move+0x289/0xaa0
[  656.696505][   T38] locks held by udevd/6054: 2, on CPU#0:
[  656.696520][   T38]  #0: ffff888011abe510 (sb_writers#5){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90
[  656.696596][   T38]  #1: ffff88802b135d90 (&type->i_mutex_dir_key#5/1){+.+.}-{4:4}, at: __start_renaming+0x148/0x410
[  656.696666][   T38] locks held by udevd/7546: 2, last CPU#1:
[  656.696681][   T38]  #0: ffff888011abe510 (sb_writers#5){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90
[  656.696746][   T38]  #1: ffff88802b135d90 (&type->i_mutex_dir_key#5/1){+.+.}-{4:4}, at: __start_renaming+0x148/0x410
[  656.696818][   T38] locks held by syz.4.203/8593: 1, on CPU#1:
[  656.696832][   T38]  #0: ffff88805c2220e0 (&type->s_umount_key#56/1){+.+.}-{4:4}, at: sget_fc+0x97c/0x1a60
[  656.696900][   T38] locks held by udevd/8664: 3, last CPU#1:
[  656.696916][   T38]  #0: ffff88802336f348 (&sb->s_type->i_mutex_key#9){++++}-{4:4}, at: blkdev_read_iter+0x2e6/0x430
[  656.696998][   T38]  #1: ffff88802336f518 (mapping.invalidate_lock){++++}-{4:4}, at: force_page_cache_ra+0x261/0x2e0
[  656.697066][   T38]  #2: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400
[  656.697128][   T38] locks held by syz.3.376/11284: 6, on CPU#0:
[  656.697146][   T38]  #0: ffff88801aeb8510 (sb_writers#5){.+.+}-{0:0}, at: vfs_write+0x231/0xbb0
[  656.697210][   T38]  #1: ffff88805c35a190 (&sb->s_type->i_mutex_key#14){+.+.}-{4:4}, at: shmem_file_write_iter+0x82/0x120
[  656.697280][   T38]  #2: ffff8880b8633f68 ((lock)#2){+.+.}-{3:3}, at: __folio_batch_add_and_move+0x289/0xaa0
[  656.697342][   T38]  #3: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400
[  656.697401][   T38]  #4: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: folio_lruvec_lock_irqsave+0x24/0x540
[  656.697461][   T38]  #5: ffff88801aee6070 (&lruvec->lru_lock){+.+.}-{3:3}, at: folio_lruvec_lock_irqsave+0x293/0x540
[  656.697523][   T38] locks held by syz.0.375/11301: 3, last CPU#1:
[  656.697539][   T38]  #0: ffff88801aeb8510 (sb_writers#5){.+.+}-{0:0}, at: vfs_write+0x231/0xbb0
[  656.697609][   T38]  #1: ffff88805a1ff410 (&sb->s_type->i_mutex_key#14){+.+.}-{4:4}, at: shmem_file_write_iter+0x82/0x120
[  656.697679][   T38]  #2: ffff8880b8733f68 ((lock)#2){+.+.}-{3:3}, at: __folio_batch_add_and_move+0x289/0xaa0
[  656.697743][   T38] locks held by udevadm/11298: 2, last CPU#0:
[  656.697758][   T38]  #0: ffff888031d72cb0 (&mm->mmap_lock){++++}-{4:4}, at: exit_mmap+0x2d8/0x9f0
[  656.697819][   T38]  #1: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x8f/0x2550
[  656.697895][   T38] locks held by syz.1.377/11303: 6, last CPU#1:
[  656.697911][   T38]  #0: ffff88801aeb8510 (sb_writers#5){.+.+}-{0:0}, at: vfs_write+0x231/0xbb0
[  656.697973][   T38]  #1: ffff888038233090 (&sb->s_type->i_mutex_key#14){+.+.}-{4:4}, at: shmem_file_write_iter+0x82/0x120
[  656.698044][   T38]  #2: ffff8880b8733f68 ((lock)#2){+.+.}-{3:3}, at: __folio_batch_add_and_move+0x289/0xaa0
[  656.698103][   T38]  #3: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400
[  656.698158][   T38]  #4: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: folio_lruvec_lock_irqsave+0x24/0x540
[  656.698218][   T38]  #5: ffff88801aee6070 (&lruvec->lru_lock){+.+.}-{3:3}, at: folio_lruvec_lock_irqsave+0x293/0x540
[  656.698279][   T38] locks held by udevadm/11304: 3, last CPU#0:
[  656.739190][   T38]  #0: ffff8880b8633f68 ((lock)#2){+.+.}-{3:3}, at: __folio_batch_add_and_move+0x289/0xaa0
[  656.739265][   T38]  #1: ffff8880b863c320 (&rq->__lock){-...}-{2:2}, at: raw_spin_rq_lock_nested+0x2d/0x160
[  656.739324][   T38]  #2: ffff8880b8624548 (psi_seq){-...}-{0:0}, at: psi_task_switch+0x57/0x790
[  656.739415][   T38] locks held by syz-executor/11305: 6, last CPU#1:
[  656.739431][   T38]  #0: ffff888036f126c8 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x1d1/0x500
[  656.739488][   T38]  #1: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: do_pte_missing+0x12cd/0x28f0
[  656.739546][   T38]  #2: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: filemap_map_pages+0x1e3/0x1df0
[  656.739596][   T38]  #3: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: __pte_offset_map+0x29/0x200
[  656.739647][   T38]  #4: ffff8880203101d8 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: pte_offset_map_lock+0x13d/0x210
[  656.739703][   T38]  #5: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400
[  656.739757][   T38] locks held by syz-executor/11306: 5, on CPU#0:
[  656.739772][   T38]  #0: ffff88805ec41f30 (&mm->mmap_lock){++++}-{4:4}, at: lock_mm_and_find_vma+0x36/0x340
[  656.739828][   T38]  #1: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: __pte_offset_map+0x29/0x200
[  656.739878][   T38]  #2: ffff888036f3cad8 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: pte_offset_map_lock+0x13d/0x210
[  656.739934][   T38]  #3: ffffffff8e1c3c80 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400
[  656.739988][   T38]  #4: ffff8880b8633f68 ((lock)#2){+.+.}-{3:3}, at: __folio_batch_add_and_move+0x289/0xaa0
[  656.740058][   T38] 
[  656.740063][   T38] =============================================
[  656.740063][   T38] 
[  656.740073][   T38] NMI backtrace for cpu 0
[  656.740087][   T38] CPU: 0 UID: 0 PID: 38 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
[  656.740110][   T38] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[  656.740122][   T38] Call Trace:
[  656.740133][   T38]  <TASK>
[  656.740141][   T38]  dump_stack_lvl+0xe8/0x150
[  656.740182][   T38]  nmi_cpu_backtrace+0x274/0x2d0
[  656.740255][   T38]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  656.740278][   T38]  nmi_trigger_cpumask_backtrace+0x17d/0x390
[  656.740306][   T38]  sys_info+0x135/0x170
[  656.740327][   T38]  watchdog+0xfd7/0x1030
[  656.740368][   T38]  ? watchdog+0x1c7/0x1030
[  656.740399][   T38]  kthread+0x38b/0x470
[  656.740420][   T38]  ? __pfx_watchdog+0x10/0x10
[  656.740442][   T38]  ? __pfx_kthread+0x10/0x10
[  656.740464][   T38]  ret_from_fork+0x514/0xb70
[  656.740487][   T38]  ? __pfx_ret_from_fork+0x10/0x10
[  656.740508][   T38]  ? __switch_to+0xc89/0x1420
[  656.740556][   T38]  ? __pfx_kthread+0x10/0x10
[  656.740577][   T38]  ret_from_fork_asm+0x1a/0x30
[  656.740611][   T38]  </TASK>
[  656.740619][   T38] Sending NMI from CPU 0 to CPUs 1:
[  656.740650][    C1] NMI backtrace for cpu 1
[  656.740665][    C1] CPU: 1 UID: 0 PID: 17 Comm: pr/ttyS0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
[  656.740685][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[  656.740696][    C1] RIP: 0010:io_serial_in+0x77/0xc0
[  656.740750][    C1] Code: e8 1e d4 64 fc 44 89 f9 d3 e3 49 83 ee 80 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 6f c1 d0 fc 41 03 1e 89 da ec <0f> b6 c0 5b 41 5c 41 5e 41 5f c3 cc cc cc cc cc 44 89 f9 80 e1 07
[  656.740766][    C1] RSP: 0018:ffffc900001678b8 EFLAGS: 00000202
[  656.740783][    C1] RAX: 1ffffffff33d4a00 RBX: 00000000000003fd RCX: 0000000000000000
[  656.740796][    C1] RDX: 00000000000003fd RSI: 0000000000000000 RDI: 0000000000000000
[  656.740807][    C1] RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000
[  656.740824][    C1] R10: dffffc0000000000 R11: ffffffff8561c6f0 R12: dffffc0000000000
[  656.740837][    C1] R13: 0000000000000000 R14: ffffffff99ea53e0 R15: 0000000000000000
[  656.740849][    C1] FS:  0000000000000000(0000) GS:ffff888125cc8000(0000) knlGS:0000000000000000
[  656.740864][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  656.740876][    C1] CR2: 00007f346886edc0 CR3: 0000000041b6a000 CR4: 00000000003526f0
[  656.740895][    C1] Call Trace:
[  656.740903][    C1]  <TASK>
[  656.740912][    C1]  wait_for_lsr+0x190/0x300
[  656.740937][    C1]  __serial8250_console_fifo_write+0xd0/0x3f0
[  656.740995][    C1]  serial8250_console_write+0xac5/0x1230
[  656.741020][    C1]  ? __pfx_serial8250_console_write+0x10/0x10
[  656.741048][    C1]  nbcon_emit_next_record+0xef5/0x1a90
[  656.741079][    C1]  ? __pfx_nbcon_emit_next_record+0x10/0x10
[  656.741104][    C1]  ? nbcon_context_try_acquire+0x819/0xbd0
[  656.741135][    C1]  nbcon_kthread_func+0x679/0x880
[  656.741160][    C1]  ? nbcon_kthread_func+0x163/0x880
[  656.741180][    C1]  ? __pfx_nbcon_kthread_func+0x10/0x10
[  656.741205][    C1]  ? __kthread_parkme+0x71/0x1f0
[  656.741229][    C1]  ? __kthread_parkme+0x199/0x1f0
[  656.741254][    C1]  kthread+0x38b/0x470
[  656.741271][    C1]  ? __pfx_nbcon_kthread_func+0x10/0x10
[  656.741291][    C1]  ? __pfx_kthread+0x10/0x10
[  656.741308][    C1]  ret_from_fork+0x514/0xb70
[  656.741326][    C1]  ? __pfx_ret_from_fork+0x10/0x10
[  656.741343][    C1]  ? __switch_to+0xc89/0x1420
[  656.741367][    C1]  ? __pfx_kthread+0x10/0x10
[  656.741385][    C1]  ret_from_fork_asm+0x1a/0x30
[  656.741408][    C1]  </TASK>
[  656.752446][   T38] Kernel panic - not syncing: hung_task: blocked tasks
[  658.195183][   T38] CPU: 0 UID: 0 PID: 38 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
[  658.205094][   T38] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[  658.215176][   T38] Call Trace:
[  658.218485][   T38]  <TASK>
[  658.221423][   T38]  vpanic+0x56d/0xa60
[  658.225523][   T38]  ? __pfx___schedule+0x10/0x10
[  658.230474][   T38]  ? __pfx_vpanic+0x10/0x10
[  658.234990][   T38]  panic+0xc5/0xd0
[  658.238718][   T38]  ? __pfx_panic+0x10/0x10
[  658.243141][   T38]  ? preempt_schedule_common+0x7f/0xd0
[  658.248616][   T38]  ? preempt_schedule_thunk+0x16/0x40
[  658.254004][   T38]  ? nmi_trigger_cpumask_backtrace+0x31a/0x390
[  658.260262][   T38]  ? nmi_trigger_cpumask_backtrace+0x31f/0x390
[  658.266519][   T38]  watchdog+0x1030/0x1030
[  658.270870][   T38]  ? watchdog+0x1c7/0x1030
[  658.275306][   T38]  kthread+0x38b/0x470
[  658.279409][   T38]  ? __pfx_watchdog+0x10/0x10
[  658.284095][   T38]  ? __pfx_kthread+0x10/0x10
[  658.288697][   T38]  ret_from_fork+0x514/0xb70
[  658.293301][   T38]  ? __pfx_ret_from_fork+0x10/0x10
[  658.298441][   T38]  ? __switch_to+0xc89/0x1420
[  658.303136][   T38]  ? __pfx_kthread+0x10/0x10
[  658.307907][   T38]  ret_from_fork_asm+0x1a/0x30
[  658.312777][   T38]  </TASK>
[  658.315936][   T38] Kernel Offset: disabled
[  658.320295][   T38] Rebooting in 86400 seconds..