Warning: Permanently added '10.128.1.82' (ED25519) to the list of known hosts. 2026/07/20 21:15:24 parsed 1 programs 2026/07/20 21:15:24 serving rpc on tcp://35013 [ 82.255926][ T5607] cgroup: Unknown subsys name 'net' [ 82.477359][ T5607] cgroup: Unknown subsys name 'cpuset' [ 82.551991][ T5607] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 84.238695][ T5607] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 86.785983][ T822] cfg80211: failed to load regulatory.db [ 89.126909][ T5642] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.127863][ T5642] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.129497][ T5642] bridge_slave_0: entered allmulticast mode [ 89.131032][ T5642] bridge_slave_0: entered promiscuous mode [ 89.141877][ T5642] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.141988][ T5642] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.142138][ T5642] bridge_slave_1: entered allmulticast mode [ 89.144634][ T5642] bridge_slave_1: entered promiscuous mode [ 89.192335][ T5642] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.195457][ T5642] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.230336][ T5642] team0: Port device team_slave_0 added [ 89.233305][ T5642] team0: Port device team_slave_1 added [ 89.262582][ T5642] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 89.262593][ T5642] 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. [ 89.262605][ T5642] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 89.266102][ T5642] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 89.266115][ T5642] 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. [ 89.266128][ T5642] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 89.360853][ T5642] hsr_slave_0: entered promiscuous mode [ 89.362774][ T5642] hsr_slave_1: entered promiscuous mode [ 89.727541][ T5642] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 89.765887][ T5642] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 89.768437][ T5642] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 89.795437][ T5642] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 89.855421][ T5642] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 89.875483][ T5642] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 89.876651][ T5642] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 89.927237][ T5642] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 90.275493][ T5642] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.313582][ T5642] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.329961][ T1375] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.330697][ T1375] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.368922][ T1375] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.369029][ T1375] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.727540][ T5642] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 90.788501][ T5642] veth0_vlan: entered promiscuous mode [ 90.808228][ T5642] veth1_vlan: entered promiscuous mode [ 90.855714][ T5642] veth0_macvtap: entered promiscuous mode [ 90.863786][ T5642] veth1_macvtap: entered promiscuous mode [ 90.893398][ T5642] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 90.909173][ T5642] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 90.929114][ T218] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.947020][ T218] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.949299][ T218] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.949534][ T218] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.616098][ T43] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.979004][ T43] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 92.460990][ T59] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 92.475045][ T59] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 92.476163][ T59] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 92.477411][ T59] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 92.478061][ T59] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 92.893807][ T43] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 93.890613][ T43] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 94.714289][ T43] bridge_slave_1: left allmulticast mode [ 94.714389][ T43] bridge_slave_1: left promiscuous mode [ 94.733503][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.923023][ T43] bridge_slave_0: left allmulticast mode [ 94.923053][ T43] bridge_slave_0: left promiscuous mode [ 94.923653][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.782189][ T43] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 95.842281][ T43] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 95.864489][ T43] bond0 (unregistering): Released all slaves [ 95.908088][ T5258] 8021q: adding VLAN 0 to HW filter on device eth1 [ 96.136097][ T1365] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.136120][ T1365] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.351604][ T43] hsr_slave_0: left promiscuous mode [ 96.392552][ T43] hsr_slave_1: left promiscuous mode [ 96.393727][ T43] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 96.393810][ T43] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 96.447461][ T43] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 96.447489][ T43] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 96.528158][ T43] veth1_macvtap: left promiscuous mode [ 96.528404][ T43] veth0_macvtap: left promiscuous mode [ 96.528684][ T43] veth1_vlan: left promiscuous mode [ 96.529008][ T43] veth0_vlan: left promiscuous mode [ 97.202099][ T43] team0 (unregistering): Port device team_slave_1 removed [ 97.243668][ T43] team0 (unregistering): Port device team_slave_0 removed [ 97.421997][ T5258] 8021q: adding VLAN 0 to HW filter on device eth2 [ 97.468971][ T1375] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 97.468989][ T1375] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 98.191140][ T5258] 8021q: adding VLAN 0 to HW filter on device eth3 [ 99.055604][ T5258] 8021q: adding VLAN 0 to HW filter on device eth4 2026/07/20 21:15:44 executed programs: 0 [ 100.263877][ T59] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 100.287751][ T59] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 100.292435][ T59] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 100.293464][ T59] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 100.294114][ T59] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 100.981535][ T5804] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.981832][ T5804] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.982003][ T5804] bridge_slave_0: entered allmulticast mode [ 100.985508][ T5804] bridge_slave_0: entered promiscuous mode [ 100.989908][ T5804] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.990035][ T5804] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.990130][ T5804] bridge_slave_1: entered allmulticast mode [ 100.992117][ T5804] bridge_slave_1: entered promiscuous mode [ 101.039243][ T5804] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 101.043192][ T5804] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 101.082257][ T5804] team0: Port device team_slave_0 added [ 101.089967][ T5804] team0: Port device team_slave_1 added [ 101.126194][ T5804] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 101.126209][ T5804] 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. [ 101.126226][ T5804] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 101.127578][ T5804] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 101.127589][ T5804] 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. [ 101.127606][ T5804] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 101.214585][ T5804] hsr_slave_0: entered promiscuous mode [ 101.215750][ T5804] hsr_slave_1: entered promiscuous mode [ 102.362678][ T4912] Bluetooth: hci0: command tx timeout [ 103.623655][ T5804] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 103.670749][ T5804] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 103.673042][ T5804] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 103.719247][ T5804] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 103.720276][ T5804] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 103.766231][ T5804] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 103.767429][ T5804] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 103.798229][ T5804] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 103.991634][ T5804] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.022616][ T5804] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.033740][ T1365] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.034726][ T1365] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.049717][ T1365] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.049900][ T1365] bridge0: port 2(bridge_slave_1) entered forwarding state [ 104.452944][ T4912] Bluetooth: hci0: command tx timeout [ 104.737170][ T5804] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 104.922686][ T5804] veth0_vlan: entered promiscuous mode [ 104.979859][ T5804] veth1_vlan: entered promiscuous mode [ 105.064352][ T5804] veth0_macvtap: entered promiscuous mode [ 105.080288][ T5804] veth1_macvtap: entered promiscuous mode [ 105.138429][ T5804] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 105.201240][ T5804] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 105.236961][ T5790] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.237008][ T5790] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.237039][ T5790] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.237069][ T5790] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.855327][ T43] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.855346][ T43] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 105.942404][ T43] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.942422][ T43] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/07/20 21:15:50 executed programs: 2 [ 106.521560][ T4912] Bluetooth: hci0: command tx timeout [ 106.568397][ T5948] loop0: detected capacity change from 0 to 32768 [ 107.185064][ T5961] loop0: detected capacity change from 0 to 32768 [ 107.625642][ T5962] loop0: detected capacity change from 0 to 32768 [ 107.990319][ T5963] loop0: detected capacity change from 0 to 32768 [ 108.368748][ T5964] loop0: detected capacity change from 0 to 32768 [ 108.601487][ T4912] Bluetooth: hci0: command tx timeout [ 108.774968][ T5965] loop0: detected capacity change from 0 to 32768 [ 109.135718][ T5966] loop0: detected capacity change from 0 to 32768 [ 109.503989][ T5967] loop0: detected capacity change from 0 to 32768 [ 109.848207][ T5968] loop0: detected capacity change from 0 to 32768 [ 110.217811][ T5969] loop0: detected capacity change from 0 to 32768 2026/07/20 21:15:55 executed programs: 15 [ 111.665169][ T5973] set_capacity_and_notify: 3 callbacks suppressed [ 111.665180][ T5973] loop0: detected capacity change from 0 to 32768 [ 112.033356][ T5974] loop0: detected capacity change from 0 to 32768 [ 112.368131][ T5975] loop0: detected capacity change from 0 to 32768 [ 112.728814][ T5976] loop0: detected capacity change from 0 to 32768 [ 113.073677][ T5977] loop0: detected capacity change from 0 to 32768 [ 113.426277][ T5978] loop0: detected capacity change from 0 to 32768 [ 113.779727][ T5979] loop0: detected capacity change from 0 to 32768 [ 114.139233][ T5981] loop0: detected capacity change from 0 to 32768 [ 114.480184][ T5982] loop0: detected capacity change from 0 to 32768 [ 114.796767][ T5983] loop0: detected capacity change from 0 to 32768 [ 115.220882][ C1] ================================================================== [ 115.220897][ C1] BUG: KASAN: slab-use-after-free in lbmIODone+0x130e/0x16b0 [ 115.220940][ C1] Read of size 4 at addr ffff88802f44ce08 by task ksoftirqd/1/30 [ 115.220955][ C1] [ 115.220977][ C1] CPU: 1 UID: 0 PID: 30 Comm: ksoftirqd/1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 115.221001][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026 [ 115.221020][ C1] Call Trace: [ 115.221027][ C1] [ 115.221035][ C1] dump_stack_lvl+0xe8/0x150 [ 115.221064][ C1] print_address_description+0x55/0x1e0 [ 115.221092][ C1] ? lbmIODone+0x130e/0x16b0 [ 115.221115][ C1] print_report+0x58/0x70 [ 115.221136][ C1] kasan_report+0x117/0x150 [ 115.221158][ C1] ? lbmIODone+0x130e/0x16b0 [ 115.221186][ C1] lbmIODone+0x130e/0x16b0 [ 115.221208][ C1] ? blkg_put+0x22/0x240 [ 115.221230][ [ 115.221230][ C1] ? blkg_put+0x22/0x240 [ 115.221252][ C1] ? blkg_put+0x18d/0x240 [ 115.221275][ C1] ? bio_endio+0x980/0x9d0 [ 115.221292][ C1] blk_update_request+0x57b/0xe50 [ 115.221316][ C1] blk_mq_end_request+0x3e/0x70 [ 115.221338][ C1] blk_done_softirq+0x10a/0x160 [ 115.221354][ C1] handle_softirqs+0x1d9/0x6c0 [ 115.221384][ C1] run_ksoftirqd+0x52/0x180 [ 115.221404][ C1] smpboot_thread_fn+0x57c/0xa80 [ 115.221426][ C1] ? smpboot_thread_fn+0x4e/0xa80 [ 115.221448][ C1] kthread+0x388/0x470 [ 115.221473][ C1] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 115.221493][ C1] ? __pfx_kthread+0x10/0x10 [ 115.221518][ C1] ret_from_fork+0x514/0xb70 [ 115.221545][ C1] ? __pfx_ret_from_fork+0x10/0x10 [ 115.221569][ C1] ? __switch_to+0xc89/0x1420 [ 115.221593][ C1] ? __pfx_kthread+0x10/0x10 [ 115.221617][ C1] ret_from_fork_asm+0x1a/0x30 [ 115.221641][ C1] [ 115.221648][ C1] [ 115.221653][ C1] Allocated by task 5984: [ 115.221661][ C1] kasan_save_track+0x3e/0x80 [ 115.221677][ C1] __kasan_kmalloc+0x93/0xb0 [ 115.221693][ C1] __kmalloc_cache_noprof+0x3d2/0x6b0 [ 115.221710][ C1] lmLogInit+0x3e5/0x1a20 [ 115.221731][ C1] lmLogOpen+0x4e3/0xf90 [ 115.221752][ C1] jfs_mount_rw+0xf3/0x670 [ 115.221773][ C1] jfs_fill_super+0x769/0xda0 [ 115.221789][ C1] get_tree_bdev_flags+0x430/0x4f0 [ 115.221809][ C1] vfs_get_tree+0x92/0x2a0 [ 115.221827][ C1] do_new_mount+0x319/0xdc0 [ 115.221852][ C1] __se_sys_mount+0x31d/0x420 [ 115.221866][ C1] do_syscall_64+0x174/0x580 [ 115.221883][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 115.221900][ C1] [ 115.221904][ C1] Freed by task 5804: [ 115.221912][ C1] kasan_save_track+0x3e/0x80 [ 115.221926][ C1] kasan_save_free_info+0x40/0x50 [ 115.221947][ C1] __kasan_slab_free+0x5c/0x80 [ 115.221962][ C1] kfree+0x1c5/0x6c0 [ 115.221984][ C1] lmLogShutdown+0x456/0x850 [ 115.222006][ C1] lmLogClose+0x28c/0x530 [ 115.222028][ C1] jfs_umount+0x2da/0x3b0 [ 115.222048][ C1] jfs_put_super+0x8c/0x190 [ 115.222064][ C1] generic_shutdown_super+0x13d/0x2d0 [ 115.222080][ C1] kill_block_super+0x44/0x90 [ 115.222097][ C1] deactivate_locked_super+0xbc/0x130 [ 115.222113][ C1] cleanup_mnt+0x3d3/0x460 [ 115.222130][ C1] task_work_run+0x1d9/0x270 [ 115.222153][ C1] exit_to_user_mode_loop+0x1fa/0x730 [ 115.222169][ C1] do_syscall_64+0x353/0x580 [ 115.222184][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 115.222200][ C1] [ 115.222204][ C1] The buggy address belongs to the object at ffff88802f44ce00 [ 115.222204][ C1] which belongs to the cache kmalloc-256 of size 256 [ 115.222219][ C1] The buggy address is located 8 bytes inside of [ 115.222219][ C1] freed 256-byte region [ffff88802f44ce00, ffff88802f44cf00) [ 115.222237][ C1] [ 115.222242][ C1] The buggy address belongs to the physical page: [ 115.222257][ C1] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x2f44c [ 115.222274][ C1] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 115.222288][ C1] flags: 0x80000000000040(head|node=0|zone=1) [ 115.222307][ C1] page_type: f5(slab) [ 115.222324][ C1] raw: 0080000000000040 ffff88813ffb1b40 dead000000000100 dead000000000122 [ 115.222339][ C1] raw: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000 [ 115.222356][ C1] head: 0080000000000040 ffff88813ffb1b40 dead000000000100 dead000000000122 [ 115.222376][ C1] head: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000 [ 115.222392][ C1] head: 0080000000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff [ 115.222407][ C1] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000002 [ 115.222415][ C1] page dumped because: kasan: bad access detected [ 115.222428][ C1] page_owner tracks the page as allocated [ 115.222434][ C1] page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, tgid 1 (swapper/0), ts 17431226405, free_ts 0 [ 115.222464][ C1] post_alloc_hook+0x1f9/0x250 [ 115.222488][ C1] get_page_from_freelist+0x262a/0x26a0 [ 115.222506][ C1] __alloc_frozen_pages_noprof+0x18d/0x380 [ 115.222523][ C1] allocate_slab+0x79/0x5e0 [ 115.222542][ C1] refill_objects+0x2d8/0x350 [ 115.222562][ C1] __pcs_replace_empty_main+0x330/0x690 [ 115.222582][ C1] __kvmalloc_node_noprof+0x703/0x8a0 [ 115.222600][ C1] v4l2_ctrl_new+0xa5a/0x1820 [ 115.222619][ C1] v4l2_ctrl_new_custom+0x5b4/0x7f0 [ 115.222637][ C1] vivid_create_controls+0x1c2f/0x3c40 [ 115.222661][ C1] vivid_probe+0x4112/0x70d0 [ 115.222679][ C1] platform_probe+0xf9/0x190 [ 115.222697][ C1] really_probe+0x254/0xae0 [ 115.222718][ C1] __driver_probe_device+0x1e8/0x360 [ 115.222737][ C1] driver_probe_device+0x4f/0x240 [ 115.222757][ C1] __driver_attach+0x339/0x600 [ 115.222776][ C1] page_owner free stack trace missing [ 115.222782][ C1] [ 115.222787][ C1] Memory state around the buggy address: [ 115.222796][ C1] ffff88802f44cd00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 115.222807][ C1] ffff88802f44cd80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 115.222819][ C1] >ffff88802f44ce00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 115.222827][ C1] ^ [ 115.222835][ C1] ffff88802f44ce80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 115.222846][ C1] ffff88802f44cf00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 115.222854][ C1] ================================================================== [ 115.317743][ C1] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 115.317766][ C1] CPU: 1 UID: 0 PID: 30 Comm: ksoftirqd/1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 115.317789][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026 [ 115.317800][ C1] Call Trace: [ 115.317808][ C1] [ 115.317815][ C1] vpanic+0x56c/0xa60 [ 115.317840][ C1] ? __pfx_vpanic+0x10/0x10 [ 115.317857][ C1] ? __pfx___schedule+0x10/0x10 [ 115.317886][ C1] panic+0xc5/0xd0 [ 115.317902][ C1] ? __pfx_panic+0x10/0x10 [ 115.317919][ C1] ? preempt_schedule_thunk+0x16/0x40 [ 115.317944][ C1] ? lbmIODone+0x130e/0x16b0 [ 115.317968][ C1] check_panic_on_warn+0x89/0xb0 [ 115.317994][ C1] ? lbmIODone+0x130e/0x16b0 [ 115.318017][ C1] end_report+0x73/0x170 [ 115.318036][ C1] ? lbmIODone+0x130e/0x16b0 [ 115.318059][ C1] kasan_report+0x128/0x150 [ 115.318078][ C1] ? lbmIODone+0x130e/0x16b0 [ 115.318105][ C1] lbmIODone+0x130e/0x16b0 [ 115.318129][ C1] ? blkg_put+0x22/0x240 [ 115.318154][ C1] ? blkg_put+0x22/0x240 [ 115.318177][ C1] ? blkg_put+0x18d/0x240 [ 115.318200][ C1] ? bio_endio+0x980/0x9d0 [ 115.318220][ C1] blk_update_request+0x57b/0xe50 [ 115.318245][ C1] blk_mq_end_request+0x3e/0x70 [ 115.318264][ C1] blk_done_softirq+0x10a/0x160 [ 115.318283][ C1] handle_softirqs+0x1d9/0x6c0 [ 115.318307][ C1] run_ksoftirqd+0x52/0x180 [ 115.318329][ C1] smpboot_thread_fn+0x57c/0xa80 [ 115.318352][ C1] ? smpboot_thread_fn+0x4e/0xa80 [ 115.318387][ C1] kthread+0x388/0x470 [ 115.318412][ C1] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 115.318433][ C1] ? __pfx_kthread+0x10/0x10 [ 115.318458][ C1] ret_from_fork+0x514/0xb70 [ 115.318484][ C1] ? __pfx_ret_from_fork+0x10/0x10 [ 115.318507][ C1] ? __switch_to+0xc89/0x1420 [ 115.318530][ C1] ? __pfx_kthread+0x10/0x10 [ 115.318554][ C1] ret_from_fork_asm+0x1a/0x30 [ 115.318577][ C1] [ 115.318851][ C1] Kernel Offset: disabled