[ 87.016922][ T36] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.1.83' (ED25519) to the list of known hosts.
2026/04/17 06:39:16 parsed 1 programs
[ 94.356204][ T5809] cgroup: Unknown subsys name 'net'
[ 94.598729][ T5809] cgroup: Unknown subsys name 'cpuset'
[ 94.672421][ T5809] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 96.560548][ T5809] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 100.938086][ T5840] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 100.962770][ T5840] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 100.964264][ T5840] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 100.973412][ T5840] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 100.977326][ T5840] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 103.665762][ T3582] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 103.665786][ T3582] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 103.760910][ T131] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 103.760934][ T131] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 106.547540][ T5893] chnl_net:caif_netlink_parms(): no params data found
[ 106.904070][ T5893] bridge0: port 1(bridge_slave_0) entered blocking state
[ 106.905583][ T5893] bridge0: port 1(bridge_slave_0) entered disabled state
[ 106.906064][ T5893] bridge_slave_0: entered allmulticast mode
[ 106.909265][ T5893] bridge_slave_0: entered promiscuous mode
[ 106.931032][ T5893] bridge0: port 2(bridge_slave_1) entered blocking state
[ 106.931163][ T5893] bridge0: port 2(bridge_slave_1) entered disabled state
[ 106.931500][ T5893] bridge_slave_1: entered allmulticast mode
[ 106.937819][ T5893] bridge_slave_1: entered promiscuous mode
[ 107.000619][ T5893] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 107.017572][ T5893] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 107.147237][ T5893] team0: Port device team_slave_0 added
[ 107.151231][ T5893] team0: Port device team_slave_1 added
[ 107.228469][ T5893] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 107.228488][ T5893] 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.
[ 107.228516][ T5893] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 107.234281][ T5893] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 107.234297][ T5893] 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.
[ 107.234321][ T5893] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 107.368015][ T5893] hsr_slave_0: entered promiscuous mode
[ 107.369595][ T5893] hsr_slave_1: entered promiscuous mode
[ 107.830693][ T5893] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 107.872951][ T5893] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[ 107.873929][ T5893] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 107.906629][ T5893] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[ 107.907395][ T5893] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 107.949244][ T5893] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[ 107.950000][ T5893] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 107.995902][ T5893] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[ 108.335278][ T5893] 8021q: adding VLAN 0 to HW filter on device bond0
[ 108.365166][ T5893] 8021q: adding VLAN 0 to HW filter on device team0
[ 108.378938][ T2314] bridge0: port 1(bridge_slave_0) entered blocking state
[ 108.379180][ T2314] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 108.405500][ T1173] bridge0: port 2(bridge_slave_1) entered blocking state
[ 108.406116][ T1173] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 108.688456][ T5893] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 108.787527][ T5893] veth0_vlan: entered promiscuous mode
[ 108.804030][ T5893] veth1_vlan: entered promiscuous mode
[ 108.857250][ T5893] veth0_macvtap: entered promiscuous mode
[ 108.861204][ T5893] veth1_macvtap: entered promiscuous mode
[ 108.879365][ T5893] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 108.901275][ T5893] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 108.925646][ T2314] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 108.928243][ T2314] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 108.931226][ T2314] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 108.955612][ T2314] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 109.557848][ T131] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 109.872921][ T131] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
2026/04/17 06:39:35 executed programs: 0
[ 110.200165][ T5840] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 110.219923][ T5840] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 110.230504][ T5840] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 110.249440][ T5840] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 110.250170][ T5840] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 110.529093][ T5920] chnl_net:caif_netlink_parms(): no params data found
[ 110.627878][ T5920] bridge0: port 1(bridge_slave_0) entered blocking state
[ 110.628013][ T5920] bridge0: port 1(bridge_slave_0) entered disabled state
[ 110.628120][ T5920] bridge_slave_0: entered allmulticast mode
[ 110.629740][ T5920] bridge_slave_0: entered promiscuous mode
[ 110.636105][ T5920] bridge0: port 2(bridge_slave_1) entered blocking state
[ 110.636322][ T5920] bridge0: port 2(bridge_slave_1) entered disabled state
[ 110.636806][ T5920] bridge_slave_1: entered allmulticast mode
[ 110.639306][ T5920] bridge_slave_1: entered promiscuous mode
[ 110.701341][ T5920] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 110.720118][ T5920] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 110.925647][ T131] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 110.967291][ T5920] team0: Port device team_slave_0 added
[ 110.970586][ T5920] team0: Port device team_slave_1 added
[ 111.008980][ T5920] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 111.008994][ T5920] 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.
[ 111.009009][ T5920] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 111.010714][ T5920] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 111.010728][ T5920] 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.
[ 111.010742][ T5920] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 111.081498][ T5920] hsr_slave_0: entered promiscuous mode
[ 111.084088][ T5920] hsr_slave_1: entered promiscuous mode
[ 111.085098][ T5920] debugfs: 'hsr0' already exists in 'hsr'
[ 111.085178][ T5920] Cannot create hsr debugfs directory
[ 112.255038][ T131] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 112.363250][ T59] Bluetooth: hci0: command tx timeout
[ 112.953963][ T131] bridge_slave_1: left allmulticast mode
[ 112.954165][ T131] bridge_slave_1: left promiscuous mode
[ 112.963414][ T131] bridge0: port 2(bridge_slave_1) entered disabled state
[ 113.053071][ T131] bridge_slave_0: left allmulticast mode
[ 113.053118][ T131] bridge_slave_0: left promiscuous mode
[ 113.053287][ T131] bridge0: port 1(bridge_slave_0) entered disabled state
[ 113.752698][ T131] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 113.812544][ T131] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 113.854037][ T131] bond0 (unregistering): Released all slaves
[ 114.018356][ T5470] 8021q: adding VLAN 0 to HW filter on device eth1
[ 114.182062][ T131] hsr_slave_0: left promiscuous mode
[ 114.221984][ T131] hsr_slave_1: left promiscuous mode
[ 114.223004][ T131] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 114.223065][ T131] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 114.263256][ T131] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 114.263350][ T131] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 114.326703][ T131] veth1_macvtap: left promiscuous mode
[ 114.326883][ T131] veth0_macvtap: left promiscuous mode
[ 114.327056][ T131] veth1_vlan: left promiscuous mode
[ 114.327243][ T131] veth0_vlan: left promiscuous mode
[ 114.442293][ T59] Bluetooth: hci0: command tx timeout
[ 114.992572][ T131] team0 (unregistering): Port device team_slave_1 removed
[ 115.042714][ T131] team0 (unregistering): Port device team_slave_0 removed
[ 116.407185][ T5920] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 116.450139][ T5920] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[ 116.459761][ T5920] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 116.495604][ T5920] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[ 116.498159][ T5920] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 116.521919][ T59] Bluetooth: hci0: command tx timeout
[ 116.558147][ T5920] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[ 116.559397][ T5920] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 116.596601][ T5920] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[ 116.964345][ T5920] 8021q: adding VLAN 0 to HW filter on device bond0
[ 117.047055][ T5920] 8021q: adding VLAN 0 to HW filter on device team0
[ 117.150551][ T2314] bridge0: port 1(bridge_slave_0) entered blocking state
[ 117.150682][ T2314] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 117.170292][ T2314] bridge0: port 2(bridge_slave_1) entered blocking state
[ 117.170524][ T2314] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 117.439616][ T5920] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 117.497665][ T5920] veth0_vlan: entered promiscuous mode
[ 117.515892][ T5920] veth1_vlan: entered promiscuous mode
[ 117.550457][ T5920] veth0_macvtap: entered promiscuous mode
[ 117.560475][ T5920] veth1_macvtap: entered promiscuous mode
[ 117.580550][ T5920] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 117.601928][ T5920] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 117.611548][ T131] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 117.628670][ T131] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 117.647382][ T131] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 117.657641][ T131] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 117.983986][ T2314] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 117.984009][ T2314] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 118.049120][ T56] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 118.049144][ T56] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2026/04/17 06:39:43 executed programs: 2
[ 118.459099][ T5994] loop0: detected capacity change from 0 to 32768
[ 118.602962][ T59] Bluetooth: hci0: command tx timeout
[ 119.097190][ T5996] loop0: detected capacity change from 0 to 32768
[ 119.603657][ T5998] loop0: detected capacity change from 0 to 32768
[ 120.073631][ T6000] loop0: detected capacity change from 0 to 32768
[ 120.540618][ T6002] loop0: detected capacity change from 0 to 32768
[ 121.019387][ T6004] loop0: detected capacity change from 0 to 32768
[ 121.455059][ T6006] loop0: detected capacity change from 0 to 32768
[ 121.860957][ T6008] loop0: detected capacity change from 0 to 32768
[ 122.263094][ T6010] loop0: detected capacity change from 0 to 32768
[ 122.731593][ T6012] loop0: detected capacity change from 0 to 32768
2026/04/17 06:39:48 executed programs: 13
[ 123.598945][ T6017] set_capacity_and_notify: 1 callbacks suppressed
[ 123.598960][ T6017] loop0: detected capacity change from 0 to 32768
[ 124.049178][ T6019] loop0: detected capacity change from 0 to 32768
[ 124.475481][ T6023] loop0: detected capacity change from 0 to 32768
[ 124.920079][ T6025] loop0: detected capacity change from 0 to 32768
[ 125.340993][ T6029] loop0: detected capacity change from 0 to 32768
[ 125.767619][ T6031] loop0: detected capacity change from 0 to 32768
[ 126.181473][ T6033] loop0: detected capacity change from 0 to 32768
[ 126.604713][ T6035] loop0: detected capacity change from 0 to 32768
[ 126.995157][ T6038] loop0: detected capacity change from 0 to 32768
[ 127.389900][ T6040] loop0: detected capacity change from 0 to 32768
2026/04/17 06:39:54 executed programs: 26
[ 128.982770][ T6048] set_capacity_and_notify: 3 callbacks suppressed
[ 128.982791][ T6048] loop0: detected capacity change from 0 to 32768
[ 129.412780][ T6050] loop0: detected capacity change from 0 to 32768
[ 129.790672][ T6052] loop0: detected capacity change from 0 to 32768
[ 130.193215][ T6054] loop0: detected capacity change from 0 to 32768
[ 130.571353][ T6056] loop0: detected capacity change from 0 to 32768
[ 130.968967][ T6058] loop0: detected capacity change from 0 to 32768
[ 131.417338][ T6060] loop0: detected capacity change from 0 to 32768
[ 131.798448][ T6062] loop0: detected capacity change from 0 to 32768
[ 132.201033][ T6064] loop0: detected capacity change from 0 to 32768
[ 132.604797][ T6066] loop0: detected capacity change from 0 to 32768
[ 133.094931][ T1329] ieee802154 phy0 wpan0: encryption failed: -22
[ 133.095004][ T1329] ieee802154 phy1 wpan1: encryption failed: -22
2026/04/17 06:39:59 executed programs: 39
[ 134.294666][ T6074] set_capacity_and_notify: 3 callbacks suppressed
[ 134.294680][ T6074] loop0: detected capacity change from 0 to 32768
[ 134.724505][ T6076] loop0: detected capacity change from 0 to 32768
[ 135.127793][ T6078] loop0: detected capacity change from 0 to 32768
[ 135.558939][ T6080] loop0: detected capacity change from 0 to 32768
[ 135.978624][ T6082] loop0: detected capacity change from 0 to 32768
[ 136.386120][ T6084] loop0: detected capacity change from 0 to 32768
[ 136.816457][ T6086] loop0: detected capacity change from 0 to 32768
[ 137.238164][ T6088] loop0: detected capacity change from 0 to 32768
[ 137.673966][ T6090] loop0: detected capacity change from 0 to 32768
[ 138.094371][ T6092] loop0: detected capacity change from 0 to 32768
2026/04/17 06:40:04 executed programs: 52
[ 139.654952][ T6100] set_capacity_and_notify: 3 callbacks suppressed
[ 139.654966][ T6100] loop0: detected capacity change from 0 to 32768
[ 140.063674][ T6102] loop0: detected capacity change from 0 to 32768
[ 140.461400][ T6104] loop0: detected capacity change from 0 to 32768
[ 140.872951][ T6106] loop0: detected capacity change from 0 to 32768
[ 141.284600][ T6108] loop0: detected capacity change from 0 to 32768
[ 141.362954][ C0] ==================================================================
[ 141.362972][ C0] BUG: KASAN: slab-use-after-free in lbmIODone+0x1312/0x16c0
[ 141.363008][ C0] Read of size 4 at addr ffff888029052c08 by task rcuc/0/20
[ 141.363026][ C0]
[ 141.363039][ C0] CPU: 0 UID: 0 PID: 20 Comm: rcuc/0 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 141.363063][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 141.363076][ C0] Call Trace:
[ 141.363084][ C0]
[ 141.363093][ C0] dump_stack_lvl+0xe8/0x150
[ 141.363130][ C0] print_address_description+0x55/0x1e0
[ 141.363163][ C0] ? lbmIODone+0x1312/0x16c0
[ 141.363189][ C0] print_report+0x58/0x70
[ 141.363218][ C0] kasan_report+0x117/0x150
[ 141.363249][ C0] ? lbmIODone+0x1312/0x16c0
[ 141.363279][ C0] lbmIODone+0x1312/0x16c0
[ 141.363305][ C0] ? blkg_put+0x22/0x240
[ 141.363335][ C0] ? blkg_put+0x22/0x240
[ 141.363365][ C0] ? blkg_put+0x18d/0x240
[ 141.363395][ C0] ? bio_endio+0x989/0x9d0
[ 141.363419][ C0] blk_update_request+0x57e/0xe60
[ 141.363448][ C0] blk_mq_end_request+0x3e/0x70
[ 141.363472][ C0] blk_done_softirq+0x10a/0x160
[ 141.363503][ C0] handle_softirqs+0x1de/0x6d0
[ 141.363539][ C0] __local_bh_enable_ip+0x170/0x2b0
[ 141.363569][ C0] ? rcu_cpu_kthread+0x205/0x1470
[ 141.363591][ C0] rcu_cpu_kthread+0x9e8/0x1470
[ 141.363617][ C0] ? rcu_cpu_kthread+0x205/0x1470
[ 141.363644][ C0] ? __pfx_rcu_cpu_kthread+0x10/0x10
[ 141.363669][ C0] ? schedule+0x90/0x360
[ 141.363699][ C0] ? smpboot_thread_fn+0x4d/0xa50
[ 141.363730][ C0] smpboot_thread_fn+0x541/0xa50
[ 141.363762][ C0] ? smpboot_thread_fn+0x4d/0xa50
[ 141.363792][ C0] kthread+0x388/0x470
[ 141.363814][ C0] ? __pfx_smpboot_thread_fn+0x10/0x10
[ 141.363846][ C0] ? __pfx_kthread+0x10/0x10
[ 141.363871][ C0] ret_from_fork+0x514/0xb70
[ 141.363905][ C0] ? __pfx_ret_from_fork+0x10/0x10
[ 141.363937][ C0] ? __switch_to+0xc79/0x1410
[ 141.363966][ C0] ? __pfx_kthread+0x10/0x10
[ 141.363989][ C0] ret_from_fork_asm+0x1a/0x30
[ 141.364019][ C0]
[ 141.364028][ C0]
[ 141.364033][ C0] Allocated by task 6108:
[ 141.364043][ C0] kasan_save_track+0x3e/0x80
[ 141.364069][ C0] __kasan_kmalloc+0x93/0xb0
[ 141.364094][ C0] __kmalloc_cache_noprof+0x3a6/0x690
[ 141.364121][ C0] lmLogInit+0x3e5/0x1a00
[ 141.364144][ C0] lmLogOpen+0x4e1/0xfa0
[ 141.364166][ C0] jfs_mount_rw+0xee/0x670
[ 141.364187][ C0] jfs_fill_super+0x754/0xd80
[ 141.364215][ C0] get_tree_bdev_flags+0x431/0x4f0
[ 141.364242][ C0] vfs_get_tree+0x92/0x2a0
[ 141.364268][ C0] do_new_mount+0x341/0xd30
[ 141.364287][ C0] __se_sys_mount+0x31d/0x420
[ 141.364306][ C0] do_syscall_64+0x15f/0xf80
[ 141.364334][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 141.364352][ C0]
[ 141.364356][ C0] Freed by task 5920:
[ 141.364365][ C0] kasan_save_track+0x3e/0x80
[ 141.364386][ C0] kasan_save_free_info+0x46/0x50
[ 141.364406][ C0] __kasan_slab_free+0x5c/0x80
[ 141.364435][ C0] kfree+0x1c5/0x6c0
[ 141.364460][ C0] lmLogShutdown+0x456/0x850
[ 141.364493][ C0] lmLogClose+0x28a/0x520
[ 141.364515][ C0] jfs_umount+0x2fb/0x3d0
[ 141.364537][ C0] jfs_put_super+0x8c/0x190
[ 141.364564][ C0] generic_shutdown_super+0x13d/0x2d0
[ 141.364585][ C0] kill_block_super+0x44/0x90
[ 141.364610][ C0] deactivate_locked_super+0xbc/0x130
[ 141.364632][ C0] cleanup_mnt+0x437/0x4d0
[ 141.364655][ C0] task_work_run+0x1d9/0x270
[ 141.364676][ C0] exit_to_user_mode_loop+0xed/0x480
[ 141.364695][ C0] do_syscall_64+0x33e/0xf80
[ 141.364721][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 141.364739][ C0]
[ 141.364744][ C0] The buggy address belongs to the object at ffff888029052c00
[ 141.364744][ C0] which belongs to the cache kmalloc-256 of size 256
[ 141.364761][ C0] The buggy address is located 8 bytes inside of
[ 141.364761][ C0] freed 256-byte region [ffff888029052c00, ffff888029052d00)
[ 141.364782][ C0]
[ 141.364787][ C0] The buggy address belongs to the physical page:
[ 141.364798][ C0] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x29052
[ 141.364817][ C0] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 141.364833][ C0] flags: 0x80000000000040(head|node=0|zone=1)
[ 141.364849][ C0] page_type: f5(slab)
[ 141.364869][ C0] raw: 0080000000000040 ffff88801a01db40 dead000000000100 dead000000000122
[ 141.364886][ C0] raw: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000
[ 141.364905][ C0] head: 0080000000000040 ffff88801a01db40 dead000000000100 dead000000000122
[ 141.364921][ C0] head: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000
[ 141.364938][ C0] head: 0080000000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff
[ 141.364955][ C0] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000002
[ 141.364965][ C0] page dumped because: kasan: bad access detected
[ 141.364974][ C0] page_owner tracks the page as allocated
[ 141.364982][ C0] page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd2000(__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 175, tgid 175 (kworker/u8:7), ts 9976145796, free_ts 0
[ 141.365019][ C0] post_alloc_hook+0x231/0x280
[ 141.365045][ C0] get_page_from_freelist+0x27c8/0x2840
[ 141.365077][ C0] __alloc_frozen_pages_noprof+0x18d/0x380
[ 141.365107][ C0] allocate_slab+0x77/0x660
[ 141.365127][ C0] refill_objects+0x33c/0x3d0
[ 141.365145][ C0] __pcs_replace_empty_main+0x373/0x720
[ 141.365165][ C0] __kmalloc_cache_node_noprof+0x4f2/0x6c0
[ 141.365192][ C0] blk_alloc_flush_queue+0x7f/0x240
[ 141.365214][ C0] blk_mq_alloc_and_init_hctx+0x7bd/0xc70
[ 141.365243][ C0] __blk_mq_realloc_hw_ctxs+0x2bd/0x670
[ 141.365271][ C0] blk_mq_init_allocated_queue+0x36a/0x1420
[ 141.365298][ C0] blk_mq_alloc_queue+0x1ba/0x2e0
[ 141.365323][ C0] scsi_alloc_sdev+0x7c8/0xc90
[ 141.365346][ C0] scsi_probe_and_add_lun+0x200/0x4830
[ 141.365368][ C0] __scsi_scan_target+0x1f0/0xe10
[ 141.365391][ C0] scsi_scan_host_selected+0x375/0x690
[ 141.365438][ C0] page_owner free stack trace missing
[ 141.365446][ C0]
[ 141.365452][ C0] Memory state around the buggy address:
[ 141.365463][ C0] ffff888029052b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 141.365485][ C0] ffff888029052b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 141.365499][ C0] >ffff888029052c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 141.365509][ C0] ^
[ 141.365521][ C0] ffff888029052c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 141.365534][ C0] ffff888029052d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 141.365545][ C0] ==================================================================
[ 141.365596][ C0] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 141.365612][ C0] CPU: 0 UID: 0 PID: 20 Comm: rcuc/0 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 141.365636][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 141.365649][ C0] Call Trace:
[ 141.365657][ C0]
[ 141.365666][ C0] vpanic+0x56c/0xa60
[ 141.365688][ C0] ? __pfx_vpanic+0x10/0x10
[ 141.365709][ C0] ? __pfx___schedule+0x10/0x10
[ 141.365737][ C0] panic+0xc5/0xd0
[ 141.365756][ C0] ? __pfx_panic+0x10/0x10
[ 141.365775][ C0] ? preempt_schedule_thunk+0x16/0x30
[ 141.365806][ C0] ? lbmIODone+0x1312/0x16c0
[ 141.365831][ C0] check_panic_on_warn+0x89/0xb0
[ 141.365855][ C0] ? lbmIODone+0x1312/0x16c0
[ 141.365879][ C0] end_report+0x73/0x170
[ 141.365908][ C0] ? lbmIODone+0x1312/0x16c0
[ 141.365933][ C0] kasan_report+0x128/0x150
[ 141.365963][ C0] ? lbmIODone+0x1312/0x16c0
[ 141.365991][ C0] lbmIODone+0x1312/0x16c0
[ 141.366018][ C0] ? blkg_put+0x22/0x240
[ 141.366047][ C0] ? blkg_put+0x22/0x240
[ 141.366075][ C0] ? blkg_put+0x18d/0x240
[ 141.366106][ C0] ? bio_endio+0x989/0x9d0
[ 141.366130][ C0] blk_update_request+0x57e/0xe60
[ 141.366157][ C0] blk_mq_end_request+0x3e/0x70
[ 141.366180][ C0] blk_done_softirq+0x10a/0x160
[ 141.366201][ C0] handle_softirqs+0x1de/0x6d0
[ 141.366234][ C0] __local_bh_enable_ip+0x170/0x2b0
[ 141.366264][ C0] ? rcu_cpu_kthread+0x205/0x1470
[ 141.366287][ C0] rcu_cpu_kthread+0x9e8/0x1470
[ 141.366314][ C0] ? rcu_cpu_kthread+0x205/0x1470
[ 141.366340][ C0] ? __pfx_rcu_cpu_kthread+0x10/0x10
[ 141.366362][ C0] ? schedule+0x90/0x360
[ 141.366390][ C0] ? smpboot_thread_fn+0x4d/0xa50
[ 141.366421][ C0] smpboot_thread_fn+0x541/0xa50
[ 141.366454][ C0] ? smpboot_thread_fn+0x4d/0xa50
[ 141.366498][ C0] kthread+0x388/0x470
[ 141.366520][ C0] ? __pfx_smpboot_thread_fn+0x10/0x10
[ 141.366552][ C0] ? __pfx_kthread+0x10/0x10
[ 141.366576][ C0] ret_from_fork+0x514/0xb70
[ 141.366610][ C0] ? __pfx_ret_from_fork+0x10/0x10
[ 141.366641][ C0] ? __switch_to+0xc79/0x1410
[ 141.366669][ C0] ? __pfx_kthread+0x10/0x10
[ 141.366691][ C0] ret_from_fork_asm+0x1a/0x30
[ 141.366721][ C0]
[ 141.367337][ C0] Kernel Offset: disabled