[ 103.146542][ T1193] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.243' (ED25519) to the list of known hosts. 2026/11/07 18:23:36 parsed 1 programs 2026/11/07 18:23:36 serving rpc on tcp://36285 [ 110.329504][ T5805] cgroup: Unknown subsys name 'net' [ 110.444949][ T5805] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 112.356053][ T5805] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 114.238595][ T34] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 114.254102][ T34] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 114.286423][ T63] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 114.295247][ T63] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 114.357448][ T5813] soft_limit_in_bytes is deprecated and will be removed. Writing any value to this file has no effect. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 115.964691][ T5845] (null): rxe_set_mtu: Set mtu to 1024 [ 115.972864][ T5845] rxe_eth0 speed is unknown, defaulting to 1000 [ 116.006583][ T5845] rxe_eth0 speed is unknown, defaulting to 1000 [ 116.019054][ T5845] rxe_eth0 speed is unknown, defaulting to 1000 [ 116.250751][ T5845] infiniband rxe0: set active [ 116.259060][ T5785] rxe_eth0 speed is unknown, defaulting to 1000 [ 116.268564][ T5845] infiniband rxe0: added rxe_eth0 [ 116.372306][ T5845] RDS/IB: rxe0: added [ 116.377297][ T5845] smc: adding ib device rxe0 with port count 1 [ 116.383745][ T5845] smc: ib device rxe0 port 1 has pnetid [ 116.407652][ T9] rxe_eth0 speed is unknown, defaulting to 1000 [ 116.423270][ T5845] rxe_eth0 speed is unknown, defaulting to 1000 [ 116.648614][ T5845] rxe_eth0 speed is unknown, defaulting to 1000 [ 116.843497][ T5785] rxe_eth0 speed is unknown, defaulting to 1000 [ 116.852264][ T5845] rxe_eth0 speed is unknown, defaulting to 1000 [ 117.039903][ T5845] rxe_eth0 speed is unknown, defaulting to 1000 [ 117.221306][ T5845] rxe_eth0 speed is unknown, defaulting to 1000 [ 117.412335][ T5845] rxe_eth0 speed is unknown, defaulting to 1000 [ 117.513867][ T5445] infiniband rxe0: set active [ 117.521902][ T5785] rxe_eth0 speed is unknown, defaulting to 1000 [ 117.692781][ T5845] rxe_eth0 speed is unknown, defaulting to 1000 [ 118.275153][ T5845] chnl_net:caif_netlink_parms(): no params data found [ 118.414148][ T5845] bridge0: port 1(bridge_slave_0) entered blocking state [ 118.428260][ T5845] bridge0: port 1(bridge_slave_0) entered disabled state [ 118.437512][ T5845] bridge_slave_0: entered allmulticast mode [ 118.449256][ T5845] bridge_slave_0: entered promiscuous mode [ 118.462881][ T5845] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.471960][ T5845] bridge0: port 2(bridge_slave_1) entered disabled state [ 118.480447][ T5845] bridge_slave_1: entered allmulticast mode [ 118.491917][ T5845] bridge_slave_1: entered promiscuous mode [ 118.535531][ T5845] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 118.549611][ T5845] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 118.596625][ T5845] team0: Port device team_slave_0 added [ 118.607519][ T5845] team0: Port device team_slave_1 added [ 118.646667][ T5845] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 118.656266][ T5845] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 118.686981][ T5845] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 118.704355][ T5845] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 118.715155][ T5845] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 118.749889][ T5845] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 118.810360][ T5845] hsr_slave_0: entered promiscuous mode [ 118.818888][ T5845] hsr_slave_1: entered promiscuous mode [ 119.025897][ T5845] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 119.045380][ T5845] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 119.057735][ T5845] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 119.068807][ T5845] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 119.110426][ T5845] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.119154][ T5845] bridge0: port 2(bridge_slave_1) entered forwarding state [ 119.128304][ T5845] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.136421][ T5845] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.153932][ T34] bridge0: port 1(bridge_slave_0) entered disabled state [ 119.167439][ T34] bridge0: port 2(bridge_slave_1) entered disabled state [ 119.247493][ T5845] 8021q: adding VLAN 0 to HW filter on device bond0 [ 119.282574][ T5845] 8021q: adding VLAN 0 to HW filter on device team0 [ 119.317509][ T34] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.331460][ T34] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.348310][ T34] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.356720][ T34] bridge0: port 2(bridge_slave_1) entered forwarding state [ 119.661273][ T5845] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 119.733918][ T5845] veth0_vlan: entered promiscuous mode [ 119.759618][ T5845] veth1_vlan: entered promiscuous mode [ 119.819555][ T5845] veth0_macvtap: entered promiscuous mode [ 119.838203][ T5845] veth1_macvtap: entered promiscuous mode [ 119.872129][ T5845] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 119.899193][ T5845] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 119.914283][ T5845] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 119.926183][ T5845] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 119.935737][ T5845] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 119.945705][ T5845] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 120.103537][ T5845] syz-executor (5845) used greatest stack depth: 20616 bytes left [ 120.160607][ T140] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 120.363162][ T5894] rxe_eth0 speed is unknown, defaulting to 1000 [ 121.027862][ T5899] rxe_eth0 speed is unknown, defaulting to 1000 [ 121.373605][ T5905] rxe_eth0 speed is unknown, defaulting to 1000 [ 121.755135][ T5910] rxe_eth0 speed is unknown, defaulting to 1000 [ 122.314175][ T5915] rxe_eth0 speed is unknown, defaulting to 1000 [ 122.592182][ T140] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 122.718267][ T5920] rxe_eth0 speed is unknown, defaulting to 1000 [ 123.093942][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 123.104156][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 123.115399][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 123.128227][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 123.137533][ T52] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 123.148807][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 123.190189][ T5926] rxe_eth0 speed is unknown, defaulting to 1000 [ 123.493368][ T5933] rxe_eth0 speed is unknown, defaulting to 1000 2026/11/07 18:23:53 executed programs: 0 [ 124.051041][ T5096] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 124.062697][ T5096] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 124.075636][ T5096] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 124.084491][ T5096] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 124.095793][ T5096] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 124.103918][ T5096] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 124.151280][ T5938] rxe_eth0 speed is unknown, defaulting to 1000 [ 124.419292][ T5938] chnl_net:caif_netlink_parms(): no params data found [ 124.507006][ T5938] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.516908][ T5938] bridge0: port 1(bridge_slave_0) entered disabled state [ 124.525484][ T5938] bridge_slave_0: entered allmulticast mode [ 124.533161][ T5938] bridge_slave_0: entered promiscuous mode [ 124.542921][ T5938] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.550639][ T5938] bridge0: port 2(bridge_slave_1) entered disabled state [ 124.560545][ T5938] bridge_slave_1: entered allmulticast mode [ 124.570203][ T5938] bridge_slave_1: entered promiscuous mode [ 124.611080][ T5938] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 124.625671][ T5938] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 124.663259][ T5938] team0: Port device team_slave_0 added [ 124.680345][ T5938] team0: Port device team_slave_1 added [ 124.709580][ T5938] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 124.717293][ T5938] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 124.752740][ T5938] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 124.769447][ T5938] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 124.779618][ T5938] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 124.810097][ T5938] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 124.868016][ T5938] hsr_slave_0: entered promiscuous mode [ 124.876992][ T5938] hsr_slave_1: entered promiscuous mode [ 124.885560][ T5938] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 124.896742][ T5938] Cannot create hsr debugfs directory [ 125.159614][ T140] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 125.214594][ T140] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 126.196996][ T5096] Bluetooth: hci0: command tx timeout [ 126.426672][ T5938] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 126.439519][ T5938] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 126.461990][ T5938] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 126.515389][ T140] hsr_slave_0: left promiscuous mode [ 126.523171][ T140] hsr_slave_1: left promiscuous mode [ 126.534960][ T140] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 126.553170][ T140] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 126.565854][ T140] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 126.575651][ T140] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 126.586780][ T140] bridge_slave_1: left allmulticast mode [ 126.592868][ T140] bridge_slave_1: left promiscuous mode [ 126.602464][ T140] bridge0: port 2(bridge_slave_1) entered disabled state [ 126.619889][ T140] bridge_slave_0: left allmulticast mode [ 126.626489][ T140] bridge_slave_0: left promiscuous mode [ 126.634233][ T140] bridge0: port 1(bridge_slave_0) entered disabled state [ 126.681849][ T140] veth1_macvtap: left promiscuous mode [ 126.690231][ T140] veth0_macvtap: left promiscuous mode [ 126.699016][ T140] veth1_vlan: left promiscuous mode [ 126.705162][ T140] veth0_vlan: left promiscuous mode [ 127.295854][ T140] team0 (unregistering): Port device team_slave_1 removed [ 127.341253][ T140] team0 (unregistering): Port device team_slave_0 removed [ 127.384012][ T140] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 127.440450][ T140] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 127.749647][ T140] bond0 (unregistering): Released all slaves [ 127.806585][ T5938] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 127.922737][ T5938] 8021q: adding VLAN 0 to HW filter on device bond0 [ 127.970158][ T5938] 8021q: adding VLAN 0 to HW filter on device team0 [ 127.992862][ T63] bridge0: port 1(bridge_slave_0) entered blocking state [ 128.000420][ T63] bridge0: port 1(bridge_slave_0) entered forwarding state [ 128.030566][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 128.038128][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 128.264790][ T5096] Bluetooth: hci0: command tx timeout [ 128.599711][ T5938] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 128.707936][ T5938] veth0_vlan: entered promiscuous mode [ 128.728788][ T5938] veth1_vlan: entered promiscuous mode [ 128.814182][ T5938] veth0_macvtap: entered promiscuous mode [ 128.830304][ T5938] veth1_macvtap: entered promiscuous mode [ 128.892008][ T5768] rxe_eth0 speed is unknown, defaulting to 1000 [ 128.982858][ T5938] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 129.059298][ T5938] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 129.082923][ T5938] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 129.094095][ T5938] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 129.115382][ T5938] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 129.127212][ T5938] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 129.370075][ T3432] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 129.394830][ T3432] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 129.492684][ T3432] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 129.524526][ T3432] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/11/07 18:23:58 executed programs: 2 [ 129.683614][ T6004] syz.0.17[6004]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 130.131036][ T6004] loop0: detected capacity change from 0 to 32768 [ 130.151313][ T6004] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (6004) [ 130.263038][ T6004] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 130.296532][ T6004] BTRFS info (device loop0): using sha256 (sha256-avx2) checksum algorithm [ 130.324689][ T6004] BTRFS info (device loop0): using free space tree [ 130.345408][ T5096] Bluetooth: hci0: command tx timeout [ 130.487059][ T6004] BTRFS info (device loop0): enabling ssd optimizations [ 130.499713][ T6004] BTRFS info (device loop0): auto enabling async discard [ 130.609368][ T6004] FAULT_INJECTION: forcing a failure. [ 130.609368][ T6004] name failslab, interval 1, probability 5, space 0, times 100 [ 130.631182][ T6004] CPU: 1 PID: 6004 Comm: syz.0.17 Not tainted syzkaller #0 [ 130.639069][ T6004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026 [ 130.652457][ T6004] Call Trace: [ 130.656598][ T6004] [ 130.661475][ T6004] dump_stack_lvl+0x18c/0x250 [ 130.667124][ T6004] ? show_regs_print_info+0x20/0x20 [ 130.673030][ T6004] ? load_image+0x420/0x420 [ 130.678068][ T6004] ? __might_sleep+0xe0/0xe0 [ 130.683912][ T6004] ? __lock_acquire+0x7eb0/0x7eb0 [ 130.690240][ T6004] should_fail_ex+0x394/0x4c0 [ 130.696426][ T6004] should_failslab+0x9/0x20 [ 130.704415][ T6004] slab_pre_alloc_hook+0x59/0x300 [ 130.710570][ T6004] kmem_cache_alloc+0x5a/0x2d0 [ 130.715589][ T6004] ? btrfs_add_delayed_tree_ref+0x1b6/0xf30 [ 130.723870][ T6004] btrfs_add_delayed_tree_ref+0x1b6/0xf30 [ 130.729877][ T6004] btrfs_alloc_tree_block+0xc98/0x13b0 [ 130.736351][ T6004] ? alloc_reserved_file_extent+0x590/0x590 [ 130.743038][ T6004] ? read_extent_buffer+0x140/0x2e0 [ 130.749710][ T6004] ? __asan_memcpy+0x40/0x70 [ 130.756854][ T6004] btrfs_force_cow_block+0x43e/0x1b70 [ 130.762558][ T6004] ? btrfs_block_can_be_shared+0x340/0x340 [ 130.769972][ T6004] ? down_write_nested+0x175/0x200 [ 130.776440][ T6004] btrfs_cow_block+0x342/0x7f0 [ 130.784966][ T6004] btrfs_search_slot+0xad4/0x27d0 [ 130.791171][ T6004] ? btrfs_find_item+0x500/0x500 [ 130.797274][ T6004] btrfs_insert_empty_items+0xa3/0x190 [ 130.802985][ T6004] insert_with_overflow+0x105/0x370 [ 130.808446][ T6004] ? btrfs_insert_xattr_item+0x3e0/0x3e0 [ 130.814742][ T6004] btrfs_insert_xattr_item+0x1e5/0x3e0 [ 130.820643][ T6004] ? btrfs_subvolume_reserve_metadata+0x280/0x280 [ 130.829869][ T6004] ? slab_post_alloc_hook+0x86/0x4d0 [ 130.835559][ T6004] ? rcu_is_watching+0x15/0xb0 [ 130.841218][ T6004] ? kmem_cache_alloc+0x1a6/0x2d0 [ 130.847245][ T6004] ? btrfs_setxattr+0xfe/0x890 [ 130.852271][ T6004] btrfs_setxattr+0x324/0x890 [ 130.857042][ T6004] btrfs_setxattr_trans+0xfe/0x2a0 [ 130.862227][ T6004] ? btrfs_xattr_handler_get+0x50/0x50 [ 130.867772][ T6004] __vfs_setxattr+0x437/0x470 [ 130.872556][ T6004] __vfs_setxattr_noperm+0x12a/0x5e0 [ 130.877929][ T6004] vfs_setxattr+0x16b/0x2f0 [ 130.882513][ T6004] ? xattr_permission+0x460/0x460 [ 130.887624][ T6004] ? __mnt_want_write+0x223/0x2a0 [ 130.892732][ T6004] ? path_setxattr+0x2ec/0x590 [ 130.897589][ T6004] path_setxattr+0x33a/0x590 [ 130.902287][ T6004] ? simple_xattrs_free+0x150/0x150 [ 130.907608][ T6004] ? lockdep_hardirqs_on_prepare+0x44c/0x7d0 [ 130.913657][ T6004] ? lock_chain_count+0x20/0x20 [ 130.918564][ T6004] ? __se_sys_chdir+0x1b3/0x280 [ 130.923678][ T6004] __x64_sys_setxattr+0xbb/0xd0 [ 130.928736][ T6004] do_syscall_64+0x55/0xb0 [ 130.933399][ T6004] ? clear_bhb_loop+0x40/0x90 [ 130.938671][ T6004] ? clear_bhb_loop+0x40/0x90 [ 130.943428][ T6004] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 130.949519][ T6004] RIP: 0033:0x7f8158f9fb19 [ 130.954308][ T6004] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 130.974774][ T6004] RSP: 002b:00007fff3754e308 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 130.983333][ T6004] RAX: ffffffffffffffda RBX: 00007f8159225fa0 RCX: 00007f8158f9fb19 [ 130.991559][ T6004] RDX: 0000000000000000 RSI: 000020000000cfc0 RDI: 000020000000cf80 [ 131.000197][ T6004] RBP: 00007f8159037b70 R08: 0000000000000000 R09: 0000000000000000 [ 131.009026][ T6004] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 131.018232][ T6004] R13: 00007f8159225fac R14: 00007f8159225fa0 R15: 00007f8159225fa0 [ 131.026640][ T6004] [ 131.109647][ T5938] BTRFS info (device loop0): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 131.294612][ T5938] ------------[ cut here ]------------ [ 131.301053][ T5938] WARNING: CPU: 1 PID: 5938 at fs/btrfs/space-info.h:208 btrfs_space_info_update_bytes_may_use+0x2d6/0x5b0 [ 131.314171][ T5938] Modules linked in: [ 131.319156][ T5938] CPU: 1 PID: 5938 Comm: syz-executor Not tainted syzkaller #0 [ 131.328239][ T5938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026 [ 131.339379][ T5938] RIP: 0010:btrfs_space_info_update_bytes_may_use+0x2d6/0x5b0 [ 131.348704][ T5938] Code: 35 00 00 74 08 4c 89 ff e8 e7 9a 3d fe 4d 8b 27 4c 89 e7 48 8b 6c 24 18 48 89 ee e8 34 94 e4 fd 49 39 ec 73 1a e8 1a 92 e4 fd <0f> 0b 31 db 43 80 7c 35 00 00 0f 85 6d ff ff ff e9 70 ff ff ff e8 [ 131.370714][ T5938] RSP: 0018:ffffc9000328fa10 EFLAGS: 00010293 [ 131.377334][ T5938] RAX: ffffffff83a34c86 RBX: ffffffffffea0000 RCX: ffff88802a0e0000 [ 131.387690][ T5938] RDX: 0000000000000000 RSI: 0000000000160000 RDI: 000000000015f000 [ 131.396770][ T5938] RBP: 0000000000160000 R08: ffffffff8f8dda6f R09: 1ffffffff1f1bb4d [ 131.407325][ T5938] R10: dffffc0000000000 R11: fffffbfff1f1bb4e R12: 000000000015f000 [ 131.415930][ T5938] R13: 1ffff11004cd0410 R14: dffffc0000000000 R15: ffff888026682080 [ 131.424829][ T5938] FS: 00005555708f7500(0000) GS:ffff8880b8d00000(0000) knlGS:0000000000000000 [ 131.436109][ T5938] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.445712][ T5938] CR2: 00007f1a821212c0 CR3: 00000000617eb000 CR4: 00000000003506e0 [ 131.456150][ T5938] Call Trace: [ 131.460762][ T5938] [ 131.466324][ T5938] btrfs_block_rsv_release+0x479/0x550 [ 131.473466][ T5938] btrfs_release_global_block_rsv+0x33/0x260 [ 131.480537][ T5938] btrfs_free_block_groups+0xc04/0xe70 [ 131.487608][ T5938] close_ctree+0x7de/0xcc0 [ 131.498125][ T5938] ? do_raw_spin_unlock+0x121/0x230 [ 131.505114][ T5938] ? __btrfs_handle_fs_error+0x3a0/0x3a0 [ 131.511641][ T5938] ? hook_sb_delete+0xa59/0xba0 [ 131.516920][ T5938] ? init_tree_roots+0x1d50/0x1d50 [ 131.523257][ T5938] ? hook_inode_free_security+0xb0/0xb0 [ 131.530401][ T5938] ? clear_inode+0x140/0x140 [ 131.535542][ T5938] ? btrfs_sync_fs+0x19c/0x670 [ 131.541359][ T5938] ? fscrypt_destroy_keyring+0x288/0x2a0 [ 131.547239][ T5938] ? btrfs_fill_super+0x300/0x300 [ 131.552803][ T5938] generic_shutdown_super+0x134/0x2b0 [ 131.560127][ T5938] kill_anon_super+0x41/0x190 [ 131.567002][ T5938] btrfs_kill_super+0x41/0x50 [ 131.572005][ T5938] deactivate_locked_super+0x9c/0x210 [ 131.577756][ T5938] cleanup_mnt+0x3d7/0x460 [ 131.582487][ T5938] task_work_run+0x1d4/0x260 [ 131.587650][ T5938] ? task_work_cancel+0x220/0x220 [ 131.593336][ T5938] ? exit_to_user_mode_loop+0x3b/0x110 [ 131.599236][ T5938] exit_to_user_mode_loop+0xe6/0x110 [ 131.605415][ T5938] exit_to_user_mode_prepare+0xee/0x180 [ 131.611835][ T5938] syscall_exit_to_user_mode+0x1a/0x50 [ 131.620350][ T5938] do_syscall_64+0x61/0xb0 [ 131.625687][ T5938] ? clear_bhb_loop+0x40/0x90 [ 131.630994][ T5938] ? clear_bhb_loop+0x40/0x90 [ 131.637765][ T5938] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 131.643864][ T5938] RIP: 0033:0x7f8158fa0d57 [ 131.650085][ T5938] Code: a2 c7 05 9c a9 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 131.674080][ T5938] RSP: 002b:00007fff3754d4d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 131.684011][ T5938] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8158fa0d57 [ 131.692993][ T5938] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff3754d590 [ 131.702106][ T5938] RBP: 00007fff3754d590 R08: 00007fff3754e590 R09: 00000000ffffffff [ 131.711238][ T5938] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff3754e620 [ 131.720728][ T5938] R13: 00007f8159036fb3 R14: 000000000001fd88 R15: 00007fff3754e660 [ 131.729810][ T5938] [ 131.733521][ T5938] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 131.741464][ T5938] CPU: 1 PID: 5938 Comm: syz-executor Not tainted syzkaller #0 [ 131.751719][ T5938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026 [ 131.763324][ T5938] Call Trace: [ 131.766855][ T5938] [ 131.770006][ T5938] dump_stack_lvl+0x18c/0x250 [ 131.775814][ T5938] ? show_regs_print_info+0x20/0x20 [ 131.782607][ T5938] ? load_image+0x420/0x420 [ 131.787555][ T5938] panic+0x2ca/0x720 [ 131.792110][ T5938] ? bpf_jit_dump+0xd0/0xd0 [ 131.797221][ T5938] __warn+0x2e0/0x470 [ 131.801694][ T5938] ? btrfs_space_info_update_bytes_may_use+0x2d6/0x5b0 [ 131.810461][ T5938] ? btrfs_space_info_update_bytes_may_use+0x2d6/0x5b0 [ 131.820518][ T5938] report_bug+0x2be/0x4f0 [ 131.825816][ T5938] ? btrfs_space_info_update_bytes_may_use+0x2d6/0x5b0 [ 131.833842][ T5938] ? btrfs_space_info_update_bytes_may_use+0x2d6/0x5b0 [ 131.842765][ T5938] ? btrfs_space_info_update_bytes_may_use+0x2d8/0x5b0 [ 131.852534][ T5938] handle_bug+0xcf/0x120 [ 131.858385][ T5938] exc_invalid_op+0x1a/0x50 [ 131.863434][ T5938] asm_exc_invalid_op+0x1a/0x20 [ 131.868950][ T5938] RIP: 0010:btrfs_space_info_update_bytes_may_use+0x2d6/0x5b0 [ 131.877893][ T5938] Code: 35 00 00 74 08 4c 89 ff e8 e7 9a 3d fe 4d 8b 27 4c 89 e7 48 8b 6c 24 18 48 89 ee e8 34 94 e4 fd 49 39 ec 73 1a e8 1a 92 e4 fd <0f> 0b 31 db 43 80 7c 35 00 00 0f 85 6d ff ff ff e9 70 ff ff ff e8 [ 131.899573][ T5938] RSP: 0018:ffffc9000328fa10 EFLAGS: 00010293 [ 131.906312][ T5938] RAX: ffffffff83a34c86 RBX: ffffffffffea0000 RCX: ffff88802a0e0000 [ 131.916953][ T5938] RDX: 0000000000000000 RSI: 0000000000160000 RDI: 000000000015f000 [ 131.928952][ T5938] RBP: 0000000000160000 R08: ffffffff8f8dda6f R09: 1ffffffff1f1bb4d [ 131.938935][ T5938] R10: dffffc0000000000 R11: fffffbfff1f1bb4e R12: 000000000015f000 [ 131.948926][ T5938] R13: 1ffff11004cd0410 R14: dffffc0000000000 R15: ffff888026682080 [ 131.957849][ T5938] ? btrfs_space_info_update_bytes_may_use+0x2d6/0x5b0 [ 131.967969][ T5938] btrfs_block_rsv_release+0x479/0x550 [ 131.974283][ T5938] btrfs_release_global_block_rsv+0x33/0x260 [ 131.981209][ T5938] btrfs_free_block_groups+0xc04/0xe70 [ 131.987611][ T5938] close_ctree+0x7de/0xcc0 [ 131.993489][ T5938] ? do_raw_spin_unlock+0x121/0x230 [ 131.999361][ T5938] ? __btrfs_handle_fs_error+0x3a0/0x3a0 [ 132.005475][ T5938] ? hook_sb_delete+0xa59/0xba0 [ 132.011494][ T5938] ? init_tree_roots+0x1d50/0x1d50 [ 132.018770][ T5938] ? hook_inode_free_security+0xb0/0xb0 [ 132.026767][ T5938] ? clear_inode+0x140/0x140 [ 132.033601][ T5938] ? btrfs_sync_fs+0x19c/0x670 [ 132.040348][ T5938] ? fscrypt_destroy_keyring+0x288/0x2a0 [ 132.047118][ T5938] ? btrfs_fill_super+0x300/0x300 [ 132.052555][ T5938] generic_shutdown_super+0x134/0x2b0 [ 132.059043][ T5938] kill_anon_super+0x41/0x190 [ 132.064313][ T5938] btrfs_kill_super+0x41/0x50 [ 132.070163][ T5938] deactivate_locked_super+0x9c/0x210 [ 132.076717][ T5938] cleanup_mnt+0x3d7/0x460 [ 132.081908][ T5938] task_work_run+0x1d4/0x260 [ 132.086570][ T5938] ? task_work_cancel+0x220/0x220 [ 132.093574][ T5938] ? exit_to_user_mode_loop+0x3b/0x110 [ 132.102000][ T5938] exit_to_user_mode_loop+0xe6/0x110 [ 132.108401][ T5938] exit_to_user_mode_prepare+0xee/0x180 [ 132.115333][ T5938] syscall_exit_to_user_mode+0x1a/0x50 [ 132.121211][ T5938] do_syscall_64+0x61/0xb0 [ 132.126918][ T5938] ? clear_bhb_loop+0x40/0x90 [ 132.132448][ T5938] ? clear_bhb_loop+0x40/0x90 [ 132.138668][ T5938] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 132.146329][ T5938] RIP: 0033:0x7f8158fa0d57 [ 132.152615][ T5938] Code: a2 c7 05 9c a9 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 132.178993][ T5938] RSP: 002b:00007fff3754d4d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 132.190083][ T5938] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8158fa0d57 [ 132.200999][ T5938] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff3754d590 [ 132.212873][ T5938] RBP: 00007fff3754d590 R08: 00007fff3754e590 R09: 00000000ffffffff [ 132.221521][ T5938] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff3754e620 [ 132.230783][ T5938] R13: 00007f8159036fb3 R14: 000000000001fd88 R15: 00007fff3754e660 [ 132.241016][ T5938] [ 132.245398][ T5938] Kernel Offset: disabled [ 132.250817][ T5938] Rebooting in 86400 seconds..