Warning: Permanently added '10.128.1.29' (ED25519) to the list of known hosts. 2025/10/30 12:18:06 parsed 1 programs [ 79.080213][ T5799] cgroup: Unknown subsys name 'net' [ 79.213352][ T5799] cgroup: Unknown subsys name 'rlimit' [ 80.705646][ T5799] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 81.929120][ T9] cfg80211: failed to load regulatory.db [ 83.528236][ T5833] chnl_net:caif_netlink_parms(): no params data found [ 83.594525][ T5833] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.602385][ T5833] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.609662][ T5833] bridge_slave_0: entered allmulticast mode [ 83.616468][ T5833] bridge_slave_0: entered promiscuous mode [ 83.633767][ T5833] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.641308][ T5833] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.648628][ T5833] bridge_slave_1: entered allmulticast mode [ 83.655321][ T5833] bridge_slave_1: entered promiscuous mode [ 83.691476][ T5833] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.703468][ T5833] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.736309][ T5833] team0: Port device team_slave_0 added [ 83.745487][ T5833] team0: Port device team_slave_1 added [ 83.772760][ T5833] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 83.780252][ T5833] 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. [ 83.807156][ T5833] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 83.820977][ T5833] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 83.827991][ T5833] 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. [ 83.854204][ T5833] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 83.901910][ T5833] hsr_slave_0: entered promiscuous mode [ 83.910446][ T5833] hsr_slave_1: entered promiscuous mode [ 84.036378][ T5833] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.050022][ T5833] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.060645][ T5833] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.088750][ T5833] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.127932][ T5833] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.135441][ T5833] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.144618][ T5833] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.151884][ T5833] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.209693][ T5833] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.234578][ T1307] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.243724][ T1307] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.267394][ T5833] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.281153][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.288438][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.301895][ T2970] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.309072][ T2970] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.490495][ T5833] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.533658][ T5833] veth0_vlan: entered promiscuous mode [ 84.544377][ T5833] veth1_vlan: entered promiscuous mode [ 84.580440][ T5833] veth0_macvtap: entered promiscuous mode [ 84.589975][ T5833] veth1_macvtap: entered promiscuous mode [ 84.614936][ T5833] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 84.629270][ T5833] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 84.641186][ T5833] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.651161][ T5833] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.660518][ T5833] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.669530][ T5833] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.841494][ T49] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.591844][ T1138] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.604230][ T1138] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.634741][ T2970] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.643347][ T2970] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.273753][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 86.282854][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 86.291721][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.301027][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.310008][ T51] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 86.318474][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2025/10/30 12:18:15 executed programs: 0 [ 86.764958][ T5103] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 86.774715][ T5103] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 86.783218][ T5103] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.792550][ T5103] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.800919][ T5103] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 86.809010][ T5103] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 86.933445][ T5901] chnl_net:caif_netlink_parms(): no params data found [ 86.990581][ T5901] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.997878][ T5901] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.005086][ T5901] bridge_slave_0: entered allmulticast mode [ 87.012580][ T5901] bridge_slave_0: entered promiscuous mode [ 87.021191][ T5901] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.028890][ T5901] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.036077][ T5901] bridge_slave_1: entered allmulticast mode [ 87.043627][ T5901] bridge_slave_1: entered promiscuous mode [ 87.071436][ T5901] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.082820][ T5901] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.110746][ T5901] team0: Port device team_slave_0 added [ 87.120692][ T5901] team0: Port device team_slave_1 added [ 87.144163][ T5901] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.151465][ T5901] 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. [ 87.177976][ T5901] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.190757][ T5901] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.197865][ T5901] 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. [ 87.224118][ T5901] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.263848][ T5901] hsr_slave_0: entered promiscuous mode [ 87.270624][ T5901] hsr_slave_1: entered promiscuous mode [ 87.277466][ T5901] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 87.285305][ T5901] Cannot create hsr debugfs directory [ 87.300517][ T49] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 88.887834][ T51] Bluetooth: hci0: command tx timeout [ 89.596330][ T49] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 89.660541][ T49] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 90.425851][ T49] hsr_slave_0: left promiscuous mode [ 90.434366][ T49] hsr_slave_1: left promiscuous mode [ 90.458846][ T49] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 90.466353][ T49] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 90.475489][ T49] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 90.483401][ T49] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 90.491898][ T49] bridge_slave_1: left allmulticast mode [ 90.498049][ T49] bridge_slave_1: left promiscuous mode [ 90.505339][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.519394][ T49] bridge_slave_0: left allmulticast mode [ 90.525610][ T49] bridge_slave_0: left promiscuous mode [ 90.531809][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.561013][ T49] veth1_macvtap: left promiscuous mode [ 90.566908][ T49] veth0_macvtap: left promiscuous mode [ 90.572500][ T49] veth1_vlan: left promiscuous mode [ 90.578533][ T49] veth0_vlan: left promiscuous mode [ 90.920569][ T49] team0 (unregistering): Port device team_slave_1 removed [ 90.951260][ T49] team0 (unregistering): Port device team_slave_0 removed [ 90.968266][ T51] Bluetooth: hci0: command tx timeout [ 90.984894][ T49] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 91.015986][ T49] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 91.295684][ T49] bond0 (unregistering): Released all slaves [ 91.410647][ T5901] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 91.422058][ T5901] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 91.435257][ T5901] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 91.449968][ T5901] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 91.532287][ T5901] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.560407][ T5901] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.578340][ T2960] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.585484][ T2960] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.602620][ T2960] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.609797][ T2960] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.795379][ T5901] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.864779][ T5901] veth0_vlan: entered promiscuous mode [ 91.884076][ T5901] veth1_vlan: entered promiscuous mode [ 91.932033][ T5901] veth0_macvtap: entered promiscuous mode [ 91.947645][ T5901] veth1_macvtap: entered promiscuous mode [ 91.985382][ T5901] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 91.998813][ T5901] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.022213][ T5901] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.031212][ T5901] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.040554][ T5901] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.049617][ T5901] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.103111][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.115425][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.143922][ T2960] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.152180][ T2960] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.200157][ T5950] syz.0.17[5950]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 92.211736][ T5950] loop0: detected capacity change from 0 to 16 [ 92.232638][ T5950] erofs: (device loop0): mounted with root inode @ nid 36. [ 92.243996][ T5950] erofs: (device loop0): z_erofs_readahead: readahead error at folio 26 @ nid 36 [ 92.253908][ T5950] erofs: (device loop0): z_erofs_readahead: readahead error at folio 25 @ nid 36 [ 92.265476][ T5950] erofs: (device loop0): z_erofs_readahead: readahead error at folio 24 @ nid 36 [ 92.274791][ T5950] erofs: (device loop0): z_erofs_readahead: readahead error at folio 23 @ nid 36 [ 92.284433][ T5950] erofs: (device loop0): z_erofs_readahead: readahead error at folio 22 @ nid 36 [ 92.293916][ T5950] erofs: (device loop0): z_erofs_readahead: readahead error at folio 21 @ nid 36 [ 92.301379][ T5951] erofs: (device loop0): erofs_find_target_block: corrupted dir block 8200 @ nid 36 [ 92.315510][ T5950] erofs: (device loop0): z_erofs_readahead: readahead error at folio 20 @ nid 36 [ 92.329565][ T5950] erofs: (device loop0): z_erofs_readahead: readahead error at folio 18 @ nid 36 [ 92.340726][ T5950] erofs: (device loop0): z_erofs_readahead: readahead error at folio 16 @ nid 36 [ 92.351399][ T5950] erofs: (device loop0): z_erofs_readahead: readahead error at folio 12 @ nid 36 [ 92.361556][ T5950] syz.0.17: attempt to access beyond end of device [ 92.361556][ T5950] loop0: rw=524288, sector=720, nr_sectors = 16 limit=16 [ 92.375288][ T5950] syz.0.17: attempt to access beyond end of device [ 92.375288][ T5950] loop0: rw=524288, sector=525144, nr_sectors = 16 limit=16 [ 92.390670][ T5950] syz.0.17: attempt to access beyond end of device [ 92.390670][ T5950] loop0: rw=524288, sector=16, nr_sectors = 8 limit=16 [ 92.404439][ T5950] syz.0.17: attempt to access beyond end of device [ 92.404439][ T5950] loop0: rw=524288, sector=13716630376, nr_sectors = 8 limit=16 [ 92.419610][ T5950] ================================================================== [ 92.427704][ T5950] BUG: KASAN: slab-use-after-free in z_erofs_transform_plain+0x38c/0x460 [ 92.436148][ T5950] Read of size 4095 at addr ffff88807745f400 by task syz.0.17/5950 [ 92.444235][ T5950] [ 92.446587][ T5950] CPU: 1 PID: 5950 Comm: syz.0.17 Not tainted syzkaller #0 [ 92.453799][ T5950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 92.464044][ T5950] Call Trace: [ 92.467342][ T5950] [ 92.470280][ T5950] dump_stack_lvl+0x16c/0x230 [ 92.475048][ T5950] ? __lock_acquire+0x7c80/0x7c80 [ 92.480076][ T5950] ? show_regs_print_info+0x20/0x20 [ 92.485278][ T5950] ? load_image+0x3b0/0x3b0 [ 92.489779][ T5950] ? __virt_addr_valid+0x469/0x540 [ 92.494892][ T5950] print_report+0xac/0x220 [ 92.499303][ T5950] ? z_erofs_transform_plain+0x38c/0x460 [ 92.505007][ T5950] kasan_report+0x117/0x150 [ 92.509499][ T5950] ? z_erofs_transform_plain+0x38c/0x460 [ 92.515118][ T5950] kasan_check_range+0x288/0x290 [ 92.520045][ T5950] ? z_erofs_transform_plain+0x38c/0x460 [ 92.525674][ T5950] __asan_memcpy+0x29/0x70 [ 92.530089][ T5950] z_erofs_transform_plain+0x38c/0x460 [ 92.535569][ T5950] ? z_erofs_lz4_decompress+0x1720/0x1720 [ 92.541319][ T5950] z_erofs_decompress_queue+0x16fb/0x2660 [ 92.547044][ T5950] ? z_erofs_onlinepage_end+0x360/0x360 [ 92.552806][ T5950] ? kasan_quarantine_put+0xd8/0x220 [ 92.558090][ T5950] ? z_erofs_decompressqueue_endio+0x5a0/0x5a0 [ 92.564334][ T5950] ? z_erofs_decompressqueue_endio+0x512/0x5a0 [ 92.570496][ T5950] z_erofs_runqueue+0x18a3/0x19d0 [ 92.575539][ T5950] ? z_erofs_do_read_page+0x3680/0x3680 [ 92.581177][ T5950] ? _raw_spin_unlock+0x28/0x40 [ 92.586045][ T5950] ? lockref_put_or_lock+0x72/0xb0 [ 92.591165][ T5950] z_erofs_readahead+0xa7c/0xd50 [ 92.596098][ T5950] ? z_erofs_read_folio+0x540/0x540 [ 92.601288][ T5950] ? __mod_lruvec_page_state+0xa5/0x420 [ 92.606844][ T5950] ? folio_add_lru+0x320/0xd50 [ 92.611628][ T5950] ? blk_start_plug+0x6e/0x1a0 [ 92.616385][ T5950] read_pages+0x177/0x840 [ 92.620714][ T5950] ? __lock_acquire+0x7c80/0x7c80 [ 92.625741][ T5950] ? page_cache_ra_unbounded+0x770/0x770 [ 92.631384][ T5950] ? folio_add_lru+0xd50/0xd50 [ 92.636158][ T5950] ? folio_add_lru+0x54f/0xd50 [ 92.640928][ T5950] ? filemap_add_folio+0x192/0x3c0 [ 92.646139][ T5950] page_cache_ra_unbounded+0x692/0x770 [ 92.651632][ T5950] force_page_cache_ra+0x2c1/0x320 [ 92.656864][ T5950] generic_fadvise+0x44f/0x730 [ 92.661661][ T5950] ? dump_task+0x5f0/0x5f0 [ 92.666067][ T5950] ? __fget_files+0x28/0x4d0 [ 92.670652][ T5950] ? __fdget+0x180/0x210 [ 92.674977][ T5950] __x64_sys_fadvise64+0x140/0x180 [ 92.680080][ T5950] do_syscall_64+0x55/0xb0 [ 92.684487][ T5950] ? clear_bhb_loop+0x40/0x90 [ 92.689162][ T5950] ? clear_bhb_loop+0x40/0x90 [ 92.693830][ T5950] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 92.699710][ T5950] RIP: 0033:0x7f0bc958efc9 [ 92.704121][ T5950] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 92.723740][ T5950] RSP: 002b:00007f0bca4c2038 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd [ 92.732197][ T5950] RAX: ffffffffffffffda RBX: 00007f0bc97e5fa0 RCX: 00007f0bc958efc9 [ 92.740182][ T5950] RDX: 000000000000ff39 RSI: 000000000000aa17 RDI: 0000000000000004 [ 92.748164][ T5950] RBP: 00007f0bc9611f91 R08: 0000000000000000 R09: 0000000000000000 [ 92.756129][ T5950] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 92.764109][ T5950] R13: 00007f0bc97e6038 R14: 00007f0bc97e5fa0 R15: 00007ffd4c23b398 [ 92.772081][ T5950] [ 92.775085][ T5950] [ 92.777390][ T5950] The buggy address belongs to the physical page: [ 92.783802][ T5950] page:ffffea0001dd17c0 refcount:3 mapcount:0 mapping:ffff8880615087c8 index:0x1 pfn:0x7745f [ 92.793956][ T5950] memcg:ffff88807b794000 [ 92.798189][ T5950] aops:z_erofs_cache_aops ino:0 [ 92.803025][ T5950] flags: 0xfff00000008008(uptodate|private|node=0|zone=1|lastcpupid=0x7ff) [ 92.811611][ T5950] page_type: 0xffffffff() [ 92.815933][ T5950] raw: 00fff00000008008 0000000000000000 dead000000000122 ffff8880615087c8 [ 92.824518][ T5950] raw: 0000000000000001 ffff888074320000 00000003ffffffff ffff88807b794000 [ 92.833094][ T5950] page dumped because: kasan: bad access detected [ 92.839501][ T5950] page_owner tracks the page as allocated [ 92.845199][ T5950] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x192840(GFP_NOWAIT|__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 5951, tgid 5949 (syz.0.17), ts 92296075355, free_ts 92285233963 [ 92.866836][ T5950] post_alloc_hook+0x1cd/0x210 [ 92.871614][ T5950] get_page_from_freelist+0x195c/0x19f0 [ 92.877162][ T5950] __alloc_pages+0x1e3/0x460 [ 92.881768][ T5950] z_erofs_do_read_page+0x20c0/0x3680 [ 92.887588][ T5950] z_erofs_read_folio+0x213/0x540 [ 92.892633][ T5950] filemap_read_folio+0x167/0x760 [ 92.897659][ T5950] do_read_cache_folio+0x470/0x7e0 [ 92.902797][ T5950] erofs_bread+0x16f/0x630 [ 92.907654][ T5950] erofs_namei+0x28c/0xf00 [ 92.912081][ T5950] erofs_lookup+0x135/0x310 [ 92.916584][ T5950] path_openat+0x10b8/0x3190 [ 92.921166][ T5950] do_filp_open+0x1c5/0x3d0 [ 92.925663][ T5950] do_sys_openat2+0x12c/0x1c0 [ 92.930341][ T5950] __x64_sys_openat+0x139/0x160 [ 92.935179][ T5950] do_syscall_64+0x55/0xb0 [ 92.939935][ T5950] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 92.945906][ T5950] page last free stack trace: [ 92.950575][ T5950] free_unref_page_prepare+0x7ce/0x8e0 [ 92.956037][ T5950] free_unref_page+0x32/0x2e0 [ 92.960728][ T5950] __unfreeze_partials+0x1cf/0x210 [ 92.965926][ T5950] put_cpu_partial+0x17c/0x250 [ 92.970684][ T5950] __slab_free+0x31d/0x410 [ 92.975118][ T5950] qlist_free_all+0x75/0xe0 [ 92.979731][ T5950] kasan_quarantine_reduce+0x143/0x160 [ 92.985185][ T5950] __kasan_slab_alloc+0x22/0x80 [ 92.990026][ T5950] slab_post_alloc_hook+0x6e/0x4d0 [ 92.995124][ T5950] kmem_cache_alloc_node+0x150/0x330 [ 93.000398][ T5950] __alloc_skb+0x108/0x2c0 [ 93.004808][ T5950] inet_netconf_notify_devconf+0x173/0x230 [ 93.010784][ T5950] inetdev_event+0x789/0x15c0 [ 93.015456][ T5950] notifier_call_chain+0x197/0x390 [ 93.020565][ T5950] unregister_netdevice_many_notify+0xf36/0x1810 [ 93.026911][ T5950] ip6gre_exit_batch_net+0x449/0x490 [ 93.032209][ T5950] [ 93.034534][ T5950] Memory state around the buggy address: [ 93.040580][ T5950] ffff88807745ff00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 93.046792][ T51] Bluetooth: hci0: command tx timeout [ 93.048621][ T5950] ffff88807745ff80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 93.048631][ T5950] >ffff888077460000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 93.048638][ T5950] ^ [ 93.048646][ T5950] ffff888077460080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc [ 93.048655][ T5950] ffff888077460100: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb [ 93.091422][ T5950] ================================================================== [ 93.110704][ T5950] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 93.117954][ T5950] CPU: 1 PID: 5950 Comm: syz.0.17 Not tainted syzkaller #0 [ 93.125276][ T5950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 93.135351][ T5950] Call Trace: [ 93.138742][ T5950] [ 93.141776][ T5950] dump_stack_lvl+0x16c/0x230 [ 93.146443][ T5950] ? show_regs_print_info+0x20/0x20 [ 93.151793][ T5950] ? load_image+0x3b0/0x3b0 [ 93.156321][ T5950] panic+0x2c0/0x710 [ 93.160241][ T5950] ? bpf_jit_dump+0xd0/0xd0 [ 93.164754][ T5950] ? _raw_spin_unlock_irqrestore+0xfa/0x110 [ 93.170653][ T5950] ? _raw_spin_unlock+0x40/0x40 [ 93.175509][ T5950] ? print_memory_metadata+0x314/0x400 [ 93.180968][ T5950] ? z_erofs_transform_plain+0x38c/0x460 [ 93.186615][ T5950] check_panic_on_warn+0x84/0xa0 [ 93.191629][ T5950] ? z_erofs_transform_plain+0x38c/0x460 [ 93.197261][ T5950] end_report+0x6f/0x140 [ 93.201491][ T5950] kasan_report+0x128/0x150 [ 93.205979][ T5950] ? z_erofs_transform_plain+0x38c/0x460 [ 93.212045][ T5950] kasan_check_range+0x288/0x290 [ 93.216979][ T5950] ? z_erofs_transform_plain+0x38c/0x460 [ 93.223134][ T5950] __asan_memcpy+0x29/0x70 [ 93.227546][ T5950] z_erofs_transform_plain+0x38c/0x460 [ 93.232999][ T5950] ? z_erofs_lz4_decompress+0x1720/0x1720 [ 93.238710][ T5950] z_erofs_decompress_queue+0x16fb/0x2660 [ 93.244429][ T5950] ? z_erofs_onlinepage_end+0x360/0x360 [ 93.249982][ T5950] ? kasan_quarantine_put+0xd8/0x220 [ 93.255289][ T5950] ? z_erofs_decompressqueue_endio+0x5a0/0x5a0 [ 93.261566][ T5950] ? z_erofs_decompressqueue_endio+0x512/0x5a0 [ 93.267742][ T5950] z_erofs_runqueue+0x18a3/0x19d0 [ 93.272771][ T5950] ? z_erofs_do_read_page+0x3680/0x3680 [ 93.278319][ T5950] ? _raw_spin_unlock+0x28/0x40 [ 93.283158][ T5950] ? lockref_put_or_lock+0x72/0xb0 [ 93.288298][ T5950] z_erofs_readahead+0xa7c/0xd50 [ 93.293229][ T5950] ? z_erofs_read_folio+0x540/0x540 [ 93.298410][ T5950] ? __mod_lruvec_page_state+0xa5/0x420 [ 93.303950][ T5950] ? folio_add_lru+0x320/0xd50 [ 93.308717][ T5950] ? blk_start_plug+0x6e/0x1a0 [ 93.313466][ T5950] read_pages+0x177/0x840 [ 93.317790][ T5950] ? __lock_acquire+0x7c80/0x7c80 [ 93.322803][ T5950] ? page_cache_ra_unbounded+0x770/0x770 [ 93.328429][ T5950] ? folio_add_lru+0xd50/0xd50 [ 93.333181][ T5950] ? folio_add_lru+0x54f/0xd50 [ 93.337944][ T5950] ? filemap_add_folio+0x192/0x3c0 [ 93.343047][ T5950] page_cache_ra_unbounded+0x692/0x770 [ 93.348686][ T5950] force_page_cache_ra+0x2c1/0x320 [ 93.353789][ T5950] generic_fadvise+0x44f/0x730 [ 93.358565][ T5950] ? dump_task+0x5f0/0x5f0 [ 93.362969][ T5950] ? __fget_files+0x28/0x4d0 [ 93.367555][ T5950] ? __fdget+0x180/0x210 [ 93.371791][ T5950] __x64_sys_fadvise64+0x140/0x180 [ 93.376904][ T5950] do_syscall_64+0x55/0xb0 [ 93.381314][ T5950] ? clear_bhb_loop+0x40/0x90 [ 93.386088][ T5950] ? clear_bhb_loop+0x40/0x90 [ 93.390770][ T5950] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 93.396662][ T5950] RIP: 0033:0x7f0bc958efc9 [ 93.401158][ T5950] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 93.420783][ T5950] RSP: 002b:00007f0bca4c2038 EFLAGS: 00000246 ORIG_RAX: 00000000000000dd [ 93.429287][ T5950] RAX: ffffffffffffffda RBX: 00007f0bc97e5fa0 RCX: 00007f0bc958efc9 [ 93.437250][ T5950] RDX: 000000000000ff39 RSI: 000000000000aa17 RDI: 0000000000000004 [ 93.445235][ T5950] RBP: 00007f0bc9611f91 R08: 0000000000000000 R09: 0000000000000000 [ 93.453207][ T5950] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 [ 93.461209][ T5950] R13: 00007f0bc97e6038 R14: 00007f0bc97e5fa0 R15: 00007ffd4c23b398 [ 93.469193][ T5950] [ 93.472442][ T5950] Kernel Offset: disabled [ 93.476758][ T5950] Rebooting in 86400 seconds..