Warning: Permanently added '10.128.0.128' (ED25519) to the list of known hosts. 2024/12/22 23:30:13 ignoring optional flag "sandboxArg"="0" 2024/12/22 23:30:13 parsed 1 programs [ 105.219215][ T6279] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 108.583898][ T6319] chnl_net:caif_netlink_parms(): no params data found [ 108.636187][ T6319] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.643421][ T6319] bridge0: port 1(bridge_slave_0) entered disabled state [ 108.650537][ T6319] bridge_slave_0: entered allmulticast mode [ 108.657607][ T6319] bridge_slave_0: entered promiscuous mode [ 108.665883][ T6319] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.673199][ T6319] bridge0: port 2(bridge_slave_1) entered disabled state [ 108.680345][ T6319] bridge_slave_1: entered allmulticast mode [ 108.687408][ T6319] bridge_slave_1: entered promiscuous mode [ 108.712877][ T6319] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 108.724595][ T6319] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 108.755778][ T6319] team0: Port device team_slave_0 added [ 108.763638][ T6319] team0: Port device team_slave_1 added [ 108.780677][ T6319] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 108.787718][ T6319] 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. [ 108.813947][ T6319] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 108.825888][ T6319] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 108.832925][ T6319] 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. [ 108.858867][ T6319] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 108.887293][ T6319] hsr_slave_0: entered promiscuous mode [ 108.899650][ T6319] hsr_slave_1: entered promiscuous mode [ 109.403109][ T6319] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 109.418772][ T6319] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 109.428925][ T6319] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 109.440716][ T6319] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 109.471198][ T6319] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.478627][ T6319] bridge0: port 2(bridge_slave_1) entered forwarding state [ 109.486982][ T6319] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.494253][ T6319] bridge0: port 1(bridge_slave_0) entered forwarding state [ 109.558296][ T6319] 8021q: adding VLAN 0 to HW filter on device bond0 [ 109.575071][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 109.584466][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 109.603834][ T6319] 8021q: adding VLAN 0 to HW filter on device team0 [ 109.617287][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.624490][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 109.636785][ T2206] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.643977][ T2206] bridge0: port 2(bridge_slave_1) entered forwarding state [ 109.829596][ T6319] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 109.868582][ T6319] veth0_vlan: entered promiscuous mode [ 109.880434][ T6319] veth1_vlan: entered promiscuous mode [ 109.914642][ T6319] veth0_macvtap: entered promiscuous mode [ 109.925262][ T6319] veth1_macvtap: entered promiscuous mode [ 109.943268][ T6319] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 109.960793][ T6319] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 109.975721][ T6319] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.985357][ T6319] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.995929][ T6319] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.006389][ T6319] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.157366][ T2206] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.197008][ T5880] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 110.207444][ T5880] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 110.216618][ T5880] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 110.225312][ T5880] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 110.240570][ T5880] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 110.248238][ T5880] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 110.273303][ T2206] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.354108][ T2206] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.477075][ T2206] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 111.895103][ T2930] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 111.912883][ T2930] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 111.937335][ T66] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 111.945876][ T66] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2024/12/22 23:30:24 executed programs: 0 [ 112.525297][ T5880] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 112.563034][ T5880] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 112.572541][ T5880] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 112.581156][ T5880] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 112.590266][ T5880] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 112.598283][ T5880] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 112.797116][ T6498] chnl_net:caif_netlink_parms(): no params data found [ 112.899282][ T6498] bridge0: port 1(bridge_slave_0) entered blocking state [ 112.907304][ T6498] bridge0: port 1(bridge_slave_0) entered disabled state [ 112.915616][ T6498] bridge_slave_0: entered allmulticast mode [ 112.923662][ T6498] bridge_slave_0: entered promiscuous mode [ 112.932415][ T6498] bridge0: port 2(bridge_slave_1) entered blocking state [ 112.939921][ T6498] bridge0: port 2(bridge_slave_1) entered disabled state [ 112.947854][ T6498] bridge_slave_1: entered allmulticast mode [ 112.955529][ T6498] bridge_slave_1: entered promiscuous mode [ 112.985622][ T6498] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 112.997346][ T6498] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 113.030417][ T6498] team0: Port device team_slave_0 added [ 113.041279][ T6498] team0: Port device team_slave_1 added [ 113.074256][ T6498] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 113.081283][ T6498] 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. [ 113.110738][ T6498] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 113.124428][ T6498] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 113.132448][ T6498] 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. [ 113.158861][ T6498] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 113.208018][ T6498] hsr_slave_0: entered promiscuous mode [ 113.217349][ T6498] hsr_slave_1: entered promiscuous mode [ 113.229816][ T6498] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 113.245383][ T6498] Cannot create hsr debugfs directory [ 113.367526][ T2206] bridge_slave_1: left allmulticast mode [ 113.378245][ T2206] bridge_slave_1: left promiscuous mode [ 113.385318][ T2206] bridge0: port 2(bridge_slave_1) entered disabled state [ 113.394333][ T2206] bridge_slave_0: left allmulticast mode [ 113.400030][ T2206] bridge_slave_0: left promiscuous mode [ 113.406166][ T2206] bridge0: port 1(bridge_slave_0) entered disabled state [ 113.732627][ T2206] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 113.745260][ T2206] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 113.755759][ T2206] bond0 (unregistering): Released all slaves [ 113.858235][ T2206] hsr_slave_0: left promiscuous mode [ 113.864832][ T2206] hsr_slave_1: left promiscuous mode [ 113.871098][ T2206] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 113.879828][ T2206] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 113.893172][ T2206] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 113.900873][ T2206] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 113.922564][ T2206] veth1_macvtap: left promiscuous mode [ 113.928280][ T2206] veth0_macvtap: left promiscuous mode [ 113.935313][ T2206] veth1_vlan: left promiscuous mode [ 113.940807][ T2206] veth0_vlan: left promiscuous mode [ 114.264236][ T2206] team0 (unregistering): Port device team_slave_1 removed [ 114.294561][ T2206] team0 (unregistering): Port device team_slave_0 removed [ 114.622042][ T5880] Bluetooth: hci0: command tx timeout [ 115.175377][ T6498] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 115.188454][ T6498] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 115.210388][ T6498] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 115.227215][ T6498] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 115.487708][ T6498] 8021q: adding VLAN 0 to HW filter on device bond0 [ 115.509184][ T6498] 8021q: adding VLAN 0 to HW filter on device team0 [ 115.526632][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.533915][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.603048][ T2994] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.610199][ T2994] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.973314][ T6498] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 116.009625][ T6498] veth0_vlan: entered promiscuous mode [ 116.024999][ T6498] veth1_vlan: entered promiscuous mode [ 116.059522][ T6498] veth0_macvtap: entered promiscuous mode [ 116.069191][ T6498] veth1_macvtap: entered promiscuous mode [ 116.092775][ T6498] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 116.106757][ T6498] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 116.120373][ T6498] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.130723][ T6498] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.143205][ T6498] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.152481][ T6498] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.232636][ T2206] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 116.240607][ T2206] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 116.274697][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 116.283116][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 116.366855][ T6625] BUG: Bad page state in process syz.0.15 pfn:63651 [ 116.373812][ T6625] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x63651 [ 116.382788][ T6625] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 116.389972][ T6625] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 116.398741][ T6625] raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000 [ 116.407410][ T6625] page dumped because: page_pool leak [ 116.412968][ T6625] page_owner tracks the page as allocated [ 116.418954][ T6625] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6625, tgid 6623 (syz.0.15), ts 116366752917, free_ts 112677199484 [ 116.436275][ T6625] post_alloc_hook+0x1f3/0x230 [ 116.441102][ T6625] get_page_from_freelist+0x3651/0x37a0 [ 116.446757][ T6625] __alloc_pages_noprof+0x292/0x710 [ 116.452148][ T6625] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 116.457651][ T6625] __page_pool_alloc_pages_slow+0x122/0x690 [ 116.463642][ T6625] page_pool_alloc_pages+0xd0/0x1c0 [ 116.468884][ T6625] skb_pp_cow_data+0xc43/0x1640 [ 116.474031][ T6625] do_xdp_generic+0x505/0xd30 [ 116.478837][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 116.484652][ T6625] __netif_receive_skb+0x12f/0x650 [ 116.489795][ T6625] netif_receive_skb+0x1e8/0x890 [ 116.494831][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 116.499558][ T6625] tun_get_user+0x30cc/0x48a0 [ 116.504327][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 116.509385][ T6625] vfs_write+0xaeb/0xd30 [ 116.513729][ T6625] ksys_write+0x18f/0x2b0 [ 116.518628][ T6625] page last free pid 6482 tgid 6482 stack trace: [ 116.525126][ T6625] free_unref_page+0xd2c/0x1000 [ 116.530013][ T6625] vfree+0x1c3/0x360 [ 116.534000][ T6625] kcov_close+0x28/0x50 [ 116.538330][ T6625] __fput+0x23c/0xa50 [ 116.542399][ T6625] task_work_run+0x24f/0x310 [ 116.547202][ T6625] do_exit+0xa2a/0x28e0 [ 116.552594][ T6625] do_group_exit+0x207/0x2c0 [ 116.557326][ T6625] get_signal+0x16b2/0x1750 [ 116.561958][ T6625] arch_do_signal_or_restart+0x96/0x860 [ 116.567722][ T6625] syscall_exit_to_user_mode+0xce/0x340 [ 116.573541][ T6625] do_syscall_64+0x100/0x230 [ 116.578277][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 116.584274][ T6625] Modules linked in: [ 116.588234][ T6625] CPU: 0 UID: 0 PID: 6625 Comm: syz.0.15 Not tainted 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 116.598332][ T6625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 116.608604][ T6625] Call Trace: [ 116.611910][ T6625] [ 116.614861][ T6625] dump_stack_lvl+0x241/0x360 [ 116.619587][ T6625] ? __pfx_dump_stack_lvl+0x10/0x10 [ 116.625042][ T6625] ? __pfx_print_modules+0x10/0x10 [ 116.630209][ T6625] bad_page+0x176/0x1d0 [ 116.634407][ T6625] free_unref_page+0xf9e/0x1000 [ 116.639483][ T6625] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 116.645190][ T6625] bpf_xdp_adjust_tail+0x1c3/0x200 [ 116.650444][ T6625] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 116.656037][ T6625] bpf_prog_run_generic_xdp+0x686/0x1510 [ 116.662279][ T6625] do_xdp_generic+0x757/0xd30 [ 116.667252][ T6625] ? __pfx_do_xdp_generic+0x10/0x10 [ 116.672602][ T6625] ? __skb_flow_dissect+0x4f1/0x7d00 [ 116.678043][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 116.683919][ T6625] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 116.690036][ T6625] ? mark_lock+0x9a/0x360 [ 116.694412][ T6625] ? __lock_acquire+0x1397/0x2100 [ 116.699494][ T6625] __netif_receive_skb+0x12f/0x650 [ 116.704765][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 116.709824][ T6625] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 116.716117][ T6625] ? __pfx___netif_receive_skb+0x10/0x10 [ 116.721797][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 116.726779][ T6625] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 116.732592][ T6625] ? read_tsc+0x9/0x20 [ 116.736794][ T6625] ? netif_receive_skb+0x131/0x890 [ 116.742036][ T6625] ? netif_receive_skb+0x131/0x890 [ 116.747198][ T6625] netif_receive_skb+0x1e8/0x890 [ 116.752181][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 116.757182][ T6625] ? __pfx_netif_receive_skb+0x10/0x10 [ 116.762800][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 116.767737][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 116.772511][ T6625] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 116.778984][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 116.784053][ T6625] ? __pfx_tun_rx_batched+0x10/0x10 [ 116.789314][ T6625] tun_get_user+0x30cc/0x48a0 [ 116.794048][ T6625] ? tun_get_user+0x2bba/0x48a0 [ 116.798968][ T6625] ? __lock_acquire+0x1397/0x2100 [ 116.804047][ T6625] ? __pfx_tun_get_user+0x10/0x10 [ 116.809149][ T6625] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 116.814660][ T6625] ? tun_get+0x1e/0x2f0 [ 116.818863][ T6625] ? __pfx_lock_release+0x10/0x10 [ 116.824205][ T6625] ? tun_get+0x1e/0x2f0 [ 116.828496][ T6625] ? tun_get+0x27d/0x2f0 [ 116.832784][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 116.837947][ T6625] vfs_write+0xaeb/0xd30 [ 116.842243][ T6625] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 116.847834][ T6625] ? __pfx_vfs_write+0x10/0x10 [ 116.852646][ T6625] ? __fget_files+0x2a/0x410 [ 116.857278][ T6625] ? __fget_files+0x2a/0x410 [ 116.861916][ T6625] ksys_write+0x18f/0x2b0 [ 116.866404][ T6625] ? __pfx_ksys_write+0x10/0x10 [ 116.871482][ T6625] ? do_syscall_64+0x100/0x230 [ 116.876302][ T6625] ? do_syscall_64+0xb6/0x230 [ 116.881136][ T6625] do_syscall_64+0xf3/0x230 [ 116.886144][ T6625] ? clear_bhb_loop+0x35/0x90 [ 116.890972][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 116.897040][ T6625] RIP: 0033:0x7fcec0d7e98f [ 116.902224][ T6625] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 116.922134][ T6625] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 116.930940][ T6625] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 116.939073][ T6625] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 116.947276][ T6625] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 116.955296][ T6625] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 116.963399][ T6625] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 116.971508][ T6625] [ 116.974671][ T6625] Disabling lock debugging due to kernel taint [ 116.980847][ T6625] BUG: Bad page state in process syz.0.15 pfn:28635 [ 116.987761][ T6625] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888028635e88 pfn:0x28635 [ 116.997922][ T6625] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 117.005112][ T6625] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 117.013764][ T6625] raw: ffff888028635e88 0000000000000001 00000000ffffffff 0000000000000000 [ 117.022671][ T6625] page dumped because: page_pool leak [ 117.028136][ T6625] page_owner tracks the page as allocated [ 117.033945][ T6625] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6625, tgid 6623 (syz.0.15), ts 116366742005, free_ts 112677217290 [ 117.051725][ T6625] post_alloc_hook+0x1f3/0x230 [ 117.056561][ T6625] get_page_from_freelist+0x3651/0x37a0 [ 117.062280][ T6625] __alloc_pages_noprof+0x292/0x710 [ 117.067515][ T6625] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 117.073143][ T6625] __page_pool_alloc_pages_slow+0x122/0x690 [ 117.079069][ T6625] page_pool_alloc_pages+0xd0/0x1c0 [ 117.084612][ T6625] skb_pp_cow_data+0xc43/0x1640 [ 117.089585][ T6625] do_xdp_generic+0x505/0xd30 [ 117.094345][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 117.100136][ T6625] __netif_receive_skb+0x12f/0x650 [ 117.105342][ T6625] netif_receive_skb+0x1e8/0x890 [ 117.110314][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 117.115262][ T6625] tun_get_user+0x30cc/0x48a0 [ 117.120065][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 117.125213][ T6625] vfs_write+0xaeb/0xd30 [ 117.129497][ T6625] ksys_write+0x18f/0x2b0 [ 117.133996][ T6625] page last free pid 6482 tgid 6482 stack trace: [ 117.140522][ T6625] free_unref_page+0xd2c/0x1000 [ 117.145617][ T6625] vfree+0x1c3/0x360 [ 117.149628][ T6625] kcov_close+0x28/0x50 [ 117.154044][ T6625] __fput+0x23c/0xa50 [ 117.158241][ T6625] task_work_run+0x24f/0x310 [ 117.162907][ T6625] do_exit+0xa2a/0x28e0 [ 117.167091][ T6625] do_group_exit+0x207/0x2c0 [ 117.171946][ T6625] get_signal+0x16b2/0x1750 [ 117.176482][ T6625] arch_do_signal_or_restart+0x96/0x860 [ 117.182283][ T6625] syscall_exit_to_user_mode+0xce/0x340 [ 117.187885][ T6625] do_syscall_64+0x100/0x230 [ 117.192554][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.198495][ T6625] Modules linked in: [ 117.202467][ T6625] CPU: 0 UID: 0 PID: 6625 Comm: syz.0.15 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 117.214051][ T6625] Tainted: [B]=BAD_PAGE [ 117.218278][ T6625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 117.228325][ T6625] Call Trace: [ 117.231595][ T6625] [ 117.234520][ T6625] dump_stack_lvl+0x241/0x360 [ 117.239197][ T6625] ? __pfx_dump_stack_lvl+0x10/0x10 [ 117.244412][ T6625] ? __pfx_print_modules+0x10/0x10 [ 117.249553][ T6625] bad_page+0x176/0x1d0 [ 117.253811][ T6625] free_unref_page+0xf9e/0x1000 [ 117.258660][ T6625] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 117.264382][ T6625] bpf_xdp_adjust_tail+0x1c3/0x200 [ 117.269579][ T6625] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 117.275090][ T6625] bpf_prog_run_generic_xdp+0x686/0x1510 [ 117.280755][ T6625] do_xdp_generic+0x757/0xd30 [ 117.285480][ T6625] ? __pfx_do_xdp_generic+0x10/0x10 [ 117.290695][ T6625] ? __skb_flow_dissect+0x4f1/0x7d00 [ 117.296002][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 117.301902][ T6625] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 117.307978][ T6625] ? mark_lock+0x9a/0x360 [ 117.312319][ T6625] ? __lock_acquire+0x1397/0x2100 [ 117.317388][ T6625] __netif_receive_skb+0x12f/0x650 [ 117.322930][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 117.327942][ T6625] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 117.334181][ T6625] ? __pfx___netif_receive_skb+0x10/0x10 [ 117.339820][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 117.344846][ T6625] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 117.350846][ T6625] ? read_tsc+0x9/0x20 [ 117.354936][ T6625] ? netif_receive_skb+0x131/0x890 [ 117.360138][ T6625] ? netif_receive_skb+0x131/0x890 [ 117.365339][ T6625] netif_receive_skb+0x1e8/0x890 [ 117.370344][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 117.375191][ T6625] ? __pfx_netif_receive_skb+0x10/0x10 [ 117.380647][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 117.385579][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 117.390259][ T6625] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 117.396668][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 117.401769][ T6625] ? __pfx_tun_rx_batched+0x10/0x10 [ 117.407057][ T6625] tun_get_user+0x30cc/0x48a0 [ 117.411868][ T6625] ? tun_get_user+0x2bba/0x48a0 [ 117.416739][ T6625] ? __lock_acquire+0x1397/0x2100 [ 117.421955][ T6625] ? __pfx_tun_get_user+0x10/0x10 [ 117.427077][ T6625] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 117.432709][ T6625] ? tun_get+0x1e/0x2f0 [ 117.436953][ T6625] ? __pfx_lock_release+0x10/0x10 [ 117.441988][ T6625] ? tun_get+0x1e/0x2f0 [ 117.446228][ T6625] ? tun_get+0x27d/0x2f0 [ 117.450497][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 117.455519][ T6625] vfs_write+0xaeb/0xd30 [ 117.459781][ T6625] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 117.465356][ T6625] ? __pfx_vfs_write+0x10/0x10 [ 117.470130][ T6625] ? __fget_files+0x2a/0x410 [ 117.475270][ T6625] ? __fget_files+0x2a/0x410 [ 117.479856][ T6625] ksys_write+0x18f/0x2b0 [ 117.484706][ T6625] ? __pfx_ksys_write+0x10/0x10 [ 117.489547][ T6625] ? do_syscall_64+0x100/0x230 [ 117.494312][ T6625] ? do_syscall_64+0xb6/0x230 [ 117.498985][ T6625] do_syscall_64+0xf3/0x230 [ 117.503658][ T6625] ? clear_bhb_loop+0x35/0x90 [ 117.508332][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.514222][ T6625] RIP: 0033:0x7fcec0d7e98f [ 117.518635][ T6625] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 117.538531][ T6625] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 117.547333][ T6625] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 117.555591][ T6625] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 117.563569][ T6625] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 117.571620][ T6625] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 117.579579][ T6625] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 117.587637][ T6625] [ 117.590844][ T6625] BUG: Bad page state in process syz.0.15 pfn:32ffc [ 117.597593][ T6625] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888032ffce88 pfn:0x32ffc [ 117.607713][ T6625] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 117.614877][ T6625] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 117.623617][ T6625] raw: ffff888032ffce88 0000000000000001 00000000ffffffff 0000000000000000 [ 117.632438][ T6625] page dumped because: page_pool leak [ 117.637838][ T6625] page_owner tracks the page as allocated [ 117.643798][ T6625] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6625, tgid 6623 (syz.0.15), ts 116366731599, free_ts 112677234647 [ 117.660891][ T6625] post_alloc_hook+0x1f3/0x230 [ 117.665964][ T6625] get_page_from_freelist+0x3651/0x37a0 [ 117.671586][ T6625] __alloc_pages_noprof+0x292/0x710 [ 117.676819][ T6625] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 117.682355][ T6625] __page_pool_alloc_pages_slow+0x122/0x690 [ 117.688283][ T6625] page_pool_alloc_pages+0xd0/0x1c0 [ 117.693758][ T6625] skb_pp_cow_data+0xc43/0x1640 [ 117.698720][ T6625] do_xdp_generic+0x505/0xd30 [ 117.703641][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 117.709391][ T6625] __netif_receive_skb+0x12f/0x650 [ 117.714591][ T6625] netif_receive_skb+0x1e8/0x890 [ 117.719563][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 117.724323][ T6625] tun_get_user+0x30cc/0x48a0 [ 117.729025][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 117.734222][ T6625] vfs_write+0xaeb/0xd30 [ 117.738497][ T6625] ksys_write+0x18f/0x2b0 [ 117.742920][ T6625] page last free pid 6482 tgid 6482 stack trace: [ 117.749265][ T6625] free_unref_page+0xd2c/0x1000 [ 117.754230][ T6625] vfree+0x1c3/0x360 [ 117.758150][ T6625] kcov_close+0x28/0x50 [ 117.762435][ T6625] __fput+0x23c/0xa50 [ 117.766451][ T6625] task_work_run+0x24f/0x310 [ 117.771066][ T6625] do_exit+0xa2a/0x28e0 [ 117.775307][ T6625] do_group_exit+0x207/0x2c0 [ 117.780009][ T6625] get_signal+0x16b2/0x1750 [ 117.784765][ T6625] arch_do_signal_or_restart+0x96/0x860 [ 117.790355][ T6625] syscall_exit_to_user_mode+0xce/0x340 [ 117.795987][ T6625] do_syscall_64+0x100/0x230 [ 117.800605][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.806685][ T6625] Modules linked in: [ 117.810782][ T6625] CPU: 0 UID: 0 PID: 6625 Comm: syz.0.15 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 117.822264][ T6625] Tainted: [B]=BAD_PAGE [ 117.826520][ T6625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 117.836783][ T6625] Call Trace: [ 117.840112][ T6625] [ 117.843090][ T6625] dump_stack_lvl+0x241/0x360 [ 117.847797][ T6625] ? __pfx_dump_stack_lvl+0x10/0x10 [ 117.853031][ T6625] ? __pfx_print_modules+0x10/0x10 [ 117.858174][ T6625] bad_page+0x176/0x1d0 [ 117.862368][ T6625] free_unref_page+0xf9e/0x1000 [ 117.867249][ T6625] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 117.873293][ T6625] bpf_xdp_adjust_tail+0x1c3/0x200 [ 117.878452][ T6625] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 117.884021][ T6625] bpf_prog_run_generic_xdp+0x686/0x1510 [ 117.889708][ T6625] do_xdp_generic+0x757/0xd30 [ 117.894513][ T6625] ? __pfx_do_xdp_generic+0x10/0x10 [ 117.899753][ T6625] ? __skb_flow_dissect+0x4f1/0x7d00 [ 117.905071][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 117.910834][ T6625] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 117.917195][ T6625] ? mark_lock+0x9a/0x360 [ 117.921557][ T6625] ? __lock_acquire+0x1397/0x2100 [ 117.926623][ T6625] __netif_receive_skb+0x12f/0x650 [ 117.931771][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 117.936920][ T6625] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 117.943632][ T6625] ? __pfx___netif_receive_skb+0x10/0x10 [ 117.949371][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 117.954324][ T6625] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 117.960141][ T6625] ? read_tsc+0x9/0x20 [ 117.964299][ T6625] ? netif_receive_skb+0x131/0x890 [ 117.969681][ T6625] ? netif_receive_skb+0x131/0x890 [ 117.974796][ T6625] netif_receive_skb+0x1e8/0x890 [ 117.979748][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 117.984768][ T6625] ? __pfx_netif_receive_skb+0x10/0x10 [ 117.990303][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 117.995143][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 117.999992][ T6625] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 118.006578][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 118.011601][ T6625] ? __pfx_tun_rx_batched+0x10/0x10 [ 118.016811][ T6625] tun_get_user+0x30cc/0x48a0 [ 118.021480][ T6625] ? tun_get_user+0x2bba/0x48a0 [ 118.026409][ T6625] ? __lock_acquire+0x1397/0x2100 [ 118.031436][ T6625] ? __pfx_tun_get_user+0x10/0x10 [ 118.036450][ T6625] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 118.041919][ T6625] ? tun_get+0x1e/0x2f0 [ 118.046061][ T6625] ? __pfx_lock_release+0x10/0x10 [ 118.051279][ T6625] ? tun_get+0x1e/0x2f0 [ 118.055428][ T6625] ? tun_get+0x27d/0x2f0 [ 118.059657][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 118.064675][ T6625] vfs_write+0xaeb/0xd30 [ 118.068908][ T6625] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 118.074453][ T6625] ? __pfx_vfs_write+0x10/0x10 [ 118.079201][ T6625] ? __fget_files+0x2a/0x410 [ 118.083776][ T6625] ? __fget_files+0x2a/0x410 [ 118.088531][ T6625] ksys_write+0x18f/0x2b0 [ 118.092964][ T6625] ? __pfx_ksys_write+0x10/0x10 [ 118.097798][ T6625] ? do_syscall_64+0x100/0x230 [ 118.102571][ T6625] ? do_syscall_64+0xb6/0x230 [ 118.107253][ T6625] do_syscall_64+0xf3/0x230 [ 118.111746][ T6625] ? clear_bhb_loop+0x35/0x90 [ 118.116410][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.122298][ T6625] RIP: 0033:0x7fcec0d7e98f [ 118.126698][ T6625] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 118.146344][ T6625] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 118.154753][ T6625] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 118.162978][ T6625] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 118.172430][ T6625] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 118.180465][ T6625] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 118.188442][ T6625] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 118.196413][ T6625] [ 118.199478][ T6625] BUG: Bad page state in process syz.0.15 pfn:31f6b [ 118.206372][ T6625] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888031f6b780 pfn:0x31f6b [ 118.216539][ T6625] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 118.223733][ T6625] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 118.232463][ T6625] raw: ffff888031f6b780 0000000000000001 00000000ffffffff 0000000000000000 [ 118.242593][ T6625] page dumped because: page_pool leak [ 118.248051][ T6625] page_owner tracks the page as allocated [ 118.253870][ T6625] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6625, tgid 6623 (syz.0.15), ts 116366721924, free_ts 112677243657 [ 118.271283][ T6625] post_alloc_hook+0x1f3/0x230 [ 118.276232][ T6625] get_page_from_freelist+0x3651/0x37a0 [ 118.282085][ T6625] __alloc_pages_noprof+0x292/0x710 [ 118.287317][ T6625] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 118.293027][ T6625] __page_pool_alloc_pages_slow+0x122/0x690 [ 118.299047][ T6625] page_pool_alloc_pages+0xd0/0x1c0 [ 118.304480][ T6625] skb_pp_cow_data+0xc43/0x1640 [ 118.309721][ T6625] do_xdp_generic+0x505/0xd30 [ 118.314546][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 118.320309][ T6625] __netif_receive_skb+0x12f/0x650 [ 118.325582][ T6625] netif_receive_skb+0x1e8/0x890 [ 118.330538][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 118.335270][ T6625] tun_get_user+0x30cc/0x48a0 [ 118.339954][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 118.345174][ T6625] vfs_write+0xaeb/0xd30 [ 118.349442][ T6625] ksys_write+0x18f/0x2b0 [ 118.353828][ T6625] page last free pid 6482 tgid 6482 stack trace: [ 118.360213][ T6625] free_unref_page+0xd2c/0x1000 [ 118.365116][ T6625] vfree+0x1c3/0x360 [ 118.369283][ T6625] kcov_close+0x28/0x50 [ 118.373663][ T6625] __fput+0x23c/0xa50 [ 118.377690][ T6625] task_work_run+0x24f/0x310 [ 118.382400][ T6625] do_exit+0xa2a/0x28e0 [ 118.386574][ T6625] do_group_exit+0x207/0x2c0 [ 118.391171][ T6625] get_signal+0x16b2/0x1750 [ 118.395712][ T6625] arch_do_signal_or_restart+0x96/0x860 [ 118.401285][ T6625] syscall_exit_to_user_mode+0xce/0x340 [ 118.406874][ T6625] do_syscall_64+0x100/0x230 [ 118.411501][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.417687][ T6625] Modules linked in: [ 118.421639][ T6625] CPU: 0 UID: 0 PID: 6625 Comm: syz.0.15 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 118.433108][ T6625] Tainted: [B]=BAD_PAGE [ 118.437261][ T6625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 118.447307][ T6625] Call Trace: [ 118.450572][ T6625] [ 118.453492][ T6625] dump_stack_lvl+0x241/0x360 [ 118.458192][ T6625] ? __pfx_dump_stack_lvl+0x10/0x10 [ 118.463380][ T6625] ? __pfx_print_modules+0x10/0x10 [ 118.469009][ T6625] bad_page+0x176/0x1d0 [ 118.473170][ T6625] free_unref_page+0xf9e/0x1000 [ 118.478106][ T6625] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 118.483727][ T6625] bpf_xdp_adjust_tail+0x1c3/0x200 [ 118.488944][ T6625] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 118.494460][ T6625] bpf_prog_run_generic_xdp+0x686/0x1510 [ 118.500110][ T6625] do_xdp_generic+0x757/0xd30 [ 118.504867][ T6625] ? __pfx_do_xdp_generic+0x10/0x10 [ 118.510158][ T6625] ? __skb_flow_dissect+0x4f1/0x7d00 [ 118.515438][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 118.521334][ T6625] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 118.527397][ T6625] ? mark_lock+0x9a/0x360 [ 118.531748][ T6625] ? __lock_acquire+0x1397/0x2100 [ 118.537085][ T6625] __netif_receive_skb+0x12f/0x650 [ 118.542308][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 118.547337][ T6625] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 118.553586][ T6625] ? __pfx___netif_receive_skb+0x10/0x10 [ 118.559306][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 118.564590][ T6625] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 118.570300][ T6625] ? read_tsc+0x9/0x20 [ 118.574460][ T6625] ? netif_receive_skb+0x131/0x890 [ 118.579579][ T6625] ? netif_receive_skb+0x131/0x890 [ 118.584746][ T6625] netif_receive_skb+0x1e8/0x890 [ 118.589766][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 118.594615][ T6625] ? __pfx_netif_receive_skb+0x10/0x10 [ 118.600079][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 118.604928][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 118.609628][ T6625] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 118.615974][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 118.621040][ T6625] ? __pfx_tun_rx_batched+0x10/0x10 [ 118.626239][ T6625] tun_get_user+0x30cc/0x48a0 [ 118.630908][ T6625] ? tun_get_user+0x2bba/0x48a0 [ 118.635753][ T6625] ? __lock_acquire+0x1397/0x2100 [ 118.640872][ T6625] ? __pfx_tun_get_user+0x10/0x10 [ 118.645914][ T6625] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 118.651410][ T6625] ? tun_get+0x1e/0x2f0 [ 118.655562][ T6625] ? __pfx_lock_release+0x10/0x10 [ 118.660590][ T6625] ? tun_get+0x1e/0x2f0 [ 118.664826][ T6625] ? tun_get+0x27d/0x2f0 [ 118.669079][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 118.674106][ T6625] vfs_write+0xaeb/0xd30 [ 118.678356][ T6625] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 118.683936][ T6625] ? __pfx_vfs_write+0x10/0x10 [ 118.688706][ T6625] ? __fget_files+0x2a/0x410 [ 118.693297][ T6625] ? __fget_files+0x2a/0x410 [ 118.698033][ T6625] ksys_write+0x18f/0x2b0 [ 118.702367][ T6625] ? __pfx_ksys_write+0x10/0x10 [ 118.707215][ T6625] ? do_syscall_64+0x100/0x230 [ 118.711971][ T6625] ? do_syscall_64+0xb6/0x230 [ 118.716847][ T6625] do_syscall_64+0xf3/0x230 [ 118.721338][ T6625] ? clear_bhb_loop+0x35/0x90 [ 118.726015][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.731909][ T6625] RIP: 0033:0x7fcec0d7e98f [ 118.736321][ T6625] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 118.755927][ T6625] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 118.764440][ T6625] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 118.772507][ T6625] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 118.780634][ T6625] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 118.788614][ T6625] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 118.796701][ T6625] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 118.804672][ T6625] [ 118.807743][ T6625] BUG: Bad page state in process syz.0.15 pfn:336d0 [ 118.814555][ T6625] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880336d0e00 pfn:0x336d0 [ 118.824776][ T6625] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 118.831919][ T6625] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 118.840620][ T6625] raw: ffff8880336d0e00 0000000000000001 00000000ffffffff 0000000000000000 [ 118.849268][ T6625] page dumped because: page_pool leak [ 118.854688][ T6625] page_owner tracks the page as allocated [ 118.860393][ T6625] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6625, tgid 6623 (syz.0.15), ts 116366712027, free_ts 112677263116 [ 118.877287][ T6625] post_alloc_hook+0x1f3/0x230 [ 118.882122][ T6625] get_page_from_freelist+0x3651/0x37a0 [ 118.887788][ T6625] __alloc_pages_noprof+0x292/0x710 [ 118.893029][ T6625] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 118.898603][ T6625] __page_pool_alloc_pages_slow+0x122/0x690 [ 118.904722][ T6625] page_pool_alloc_pages+0xd0/0x1c0 [ 118.909941][ T6625] skb_pp_cow_data+0xc43/0x1640 [ 118.914828][ T6625] do_xdp_generic+0x505/0xd30 [ 118.919530][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 118.925297][ T6625] __netif_receive_skb+0x12f/0x650 [ 118.930424][ T6625] netif_receive_skb+0x1e8/0x890 [ 118.935418][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 118.940111][ T6625] tun_get_user+0x30cc/0x48a0 [ 118.945238][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 118.950587][ T6625] vfs_write+0xaeb/0xd30 [ 118.954898][ T6625] ksys_write+0x18f/0x2b0 [ 118.959239][ T6625] page last free pid 6482 tgid 6482 stack trace: [ 118.965599][ T6625] free_unref_page+0xd2c/0x1000 [ 118.970473][ T6625] vfree+0x1c3/0x360 [ 118.974400][ T6625] kcov_close+0x28/0x50 [ 118.978561][ T6625] __fput+0x23c/0xa50 [ 118.982574][ T6625] task_work_run+0x24f/0x310 [ 118.987176][ T6625] do_exit+0xa2a/0x28e0 [ 118.991324][ T6625] do_group_exit+0x207/0x2c0 [ 118.995956][ T6625] get_signal+0x16b2/0x1750 [ 119.000575][ T6625] arch_do_signal_or_restart+0x96/0x860 [ 119.006198][ T6625] syscall_exit_to_user_mode+0xce/0x340 [ 119.011789][ T6625] do_syscall_64+0x100/0x230 [ 119.016375][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 119.022296][ T6625] Modules linked in: [ 119.026204][ T6625] CPU: 0 UID: 0 PID: 6625 Comm: syz.0.15 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 119.037834][ T6625] Tainted: [B]=BAD_PAGE [ 119.041988][ T6625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 119.052051][ T6625] Call Trace: [ 119.055352][ T6625] [ 119.058282][ T6625] dump_stack_lvl+0x241/0x360 [ 119.063018][ T6625] ? __pfx_dump_stack_lvl+0x10/0x10 [ 119.068213][ T6625] ? __pfx_print_modules+0x10/0x10 [ 119.073418][ T6625] bad_page+0x176/0x1d0 [ 119.077585][ T6625] free_unref_page+0xf9e/0x1000 [ 119.082429][ T6625] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 119.088057][ T6625] bpf_xdp_adjust_tail+0x1c3/0x200 [ 119.093162][ T6625] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 119.098611][ T6625] bpf_prog_run_generic_xdp+0x686/0x1510 [ 119.104238][ T6625] do_xdp_generic+0x757/0xd30 [ 119.108918][ T6625] ? __pfx_do_xdp_generic+0x10/0x10 [ 119.114110][ T6625] ? __skb_flow_dissect+0x4f1/0x7d00 [ 119.119493][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 119.125215][ T6625] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 119.131312][ T6625] ? mark_lock+0x9a/0x360 [ 119.135648][ T6625] ? __lock_acquire+0x1397/0x2100 [ 119.140680][ T6625] __netif_receive_skb+0x12f/0x650 [ 119.145789][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 119.150812][ T6625] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 119.157156][ T6625] ? __pfx___netif_receive_skb+0x10/0x10 [ 119.162838][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 119.167690][ T6625] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 119.173405][ T6625] ? read_tsc+0x9/0x20 [ 119.177463][ T6625] ? netif_receive_skb+0x131/0x890 [ 119.182574][ T6625] ? netif_receive_skb+0x131/0x890 [ 119.187677][ T6625] netif_receive_skb+0x1e8/0x890 [ 119.192637][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 119.197662][ T6625] ? __pfx_netif_receive_skb+0x10/0x10 [ 119.203317][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 119.208184][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 119.212866][ T6625] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 119.219188][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 119.224209][ T6625] ? __pfx_tun_rx_batched+0x10/0x10 [ 119.229419][ T6625] tun_get_user+0x30cc/0x48a0 [ 119.234088][ T6625] ? tun_get_user+0x2bba/0x48a0 [ 119.238938][ T6625] ? __lock_acquire+0x1397/0x2100 [ 119.243965][ T6625] ? __pfx_tun_get_user+0x10/0x10 [ 119.248980][ T6625] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 119.254429][ T6625] ? tun_get+0x1e/0x2f0 [ 119.258584][ T6625] ? __pfx_lock_release+0x10/0x10 [ 119.263617][ T6625] ? tun_get+0x1e/0x2f0 [ 119.267776][ T6625] ? tun_get+0x27d/0x2f0 [ 119.272018][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 119.277038][ T6625] vfs_write+0xaeb/0xd30 [ 119.281287][ T6625] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 119.286855][ T6625] ? __pfx_vfs_write+0x10/0x10 [ 119.291709][ T6625] ? __fget_files+0x2a/0x410 [ 119.296285][ T6625] ? __fget_files+0x2a/0x410 [ 119.300885][ T6625] ksys_write+0x18f/0x2b0 [ 119.305211][ T6625] ? __pfx_ksys_write+0x10/0x10 [ 119.310056][ T6625] ? do_syscall_64+0x100/0x230 [ 119.314919][ T6625] ? do_syscall_64+0xb6/0x230 [ 119.319601][ T6625] do_syscall_64+0xf3/0x230 [ 119.324532][ T6625] ? clear_bhb_loop+0x35/0x90 [ 119.329192][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 119.335078][ T6625] RIP: 0033:0x7fcec0d7e98f [ 119.339478][ T6625] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 119.359174][ T6625] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 119.367609][ T6625] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 119.375632][ T6625] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 119.383598][ T6625] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 119.391581][ T6625] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 119.399689][ T6625] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 119.407752][ T6625] [ 119.410935][ T6625] BUG: Bad page state in process syz.0.15 pfn:34c31 [ 119.417870][ T6625] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888034c31e88 pfn:0x34c31 [ 119.428092][ T6625] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 119.435279][ T6625] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 119.444031][ T6625] raw: ffff888034c31e88 0000000000000001 00000000ffffffff 0000000000000000 [ 119.452663][ T6625] page dumped because: page_pool leak [ 119.458043][ T6625] page_owner tracks the page as allocated [ 119.463809][ T6625] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6625, tgid 6623 (syz.0.15), ts 116366702044, free_ts 112677290884 [ 119.480719][ T6625] post_alloc_hook+0x1f3/0x230 [ 119.485517][ T6625] get_page_from_freelist+0x3651/0x37a0 [ 119.491076][ T6625] __alloc_pages_noprof+0x292/0x710 [ 119.496325][ T6625] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 119.501910][ T6625] __page_pool_alloc_pages_slow+0x122/0x690 [ 119.507798][ T6625] page_pool_alloc_pages+0xd0/0x1c0 [ 119.513036][ T6625] skb_pp_cow_data+0xc43/0x1640 [ 119.517896][ T6625] do_xdp_generic+0x505/0xd30 [ 119.522632][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 119.528375][ T6625] __netif_receive_skb+0x12f/0x650 [ 119.533525][ T6625] netif_receive_skb+0x1e8/0x890 [ 119.538480][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 119.543218][ T6625] tun_get_user+0x30cc/0x48a0 [ 119.548003][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 119.553075][ T6625] vfs_write+0xaeb/0xd30 [ 119.557338][ T6625] ksys_write+0x18f/0x2b0 [ 119.561733][ T6625] page last free pid 6482 tgid 6482 stack trace: [ 119.568065][ T6625] free_unref_page+0xd2c/0x1000 [ 119.572961][ T6625] vfree+0x1c3/0x360 [ 119.576871][ T6625] kcov_close+0x28/0x50 [ 119.581013][ T6625] __fput+0x23c/0xa50 [ 119.585029][ T6625] task_work_run+0x24f/0x310 [ 119.589625][ T6625] do_exit+0xa2a/0x28e0 [ 119.593810][ T6625] do_group_exit+0x207/0x2c0 [ 119.598404][ T6625] get_signal+0x16b2/0x1750 [ 119.602938][ T6625] arch_do_signal_or_restart+0x96/0x860 [ 119.608499][ T6625] syscall_exit_to_user_mode+0xce/0x340 [ 119.614155][ T6625] do_syscall_64+0x100/0x230 [ 119.618766][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 119.624712][ T6625] Modules linked in: [ 119.628634][ T6625] CPU: 0 UID: 0 PID: 6625 Comm: syz.0.15 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 119.640102][ T6625] Tainted: [B]=BAD_PAGE [ 119.644504][ T6625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 119.654549][ T6625] Call Trace: [ 119.657816][ T6625] [ 119.660820][ T6625] dump_stack_lvl+0x241/0x360 [ 119.665517][ T6625] ? __pfx_dump_stack_lvl+0x10/0x10 [ 119.670711][ T6625] ? __pfx_print_modules+0x10/0x10 [ 119.675810][ T6625] bad_page+0x176/0x1d0 [ 119.679965][ T6625] free_unref_page+0xf9e/0x1000 [ 119.684803][ T6625] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 119.690425][ T6625] bpf_xdp_adjust_tail+0x1c3/0x200 [ 119.695562][ T6625] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 119.701038][ T6625] bpf_prog_run_generic_xdp+0x686/0x1510 [ 119.706682][ T6625] do_xdp_generic+0x757/0xd30 [ 119.711383][ T6625] ? __pfx_do_xdp_generic+0x10/0x10 [ 119.716597][ T6625] ? __skb_flow_dissect+0x4f1/0x7d00 [ 119.721891][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 119.727609][ T6625] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 119.733692][ T6625] ? mark_lock+0x9a/0x360 [ 119.738107][ T6625] ? __lock_acquire+0x1397/0x2100 [ 119.743136][ T6625] __netif_receive_skb+0x12f/0x650 [ 119.748256][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 119.753271][ T6625] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 119.759603][ T6625] ? __pfx___netif_receive_skb+0x10/0x10 [ 119.765242][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 119.770097][ T6625] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 119.775809][ T6625] ? read_tsc+0x9/0x20 [ 119.780014][ T6625] ? netif_receive_skb+0x131/0x890 [ 119.785215][ T6625] ? netif_receive_skb+0x131/0x890 [ 119.790316][ T6625] netif_receive_skb+0x1e8/0x890 [ 119.795243][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 119.800080][ T6625] ? __pfx_netif_receive_skb+0x10/0x10 [ 119.805525][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 119.810359][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 119.815081][ T6625] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 119.821423][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 119.826468][ T6625] ? __pfx_tun_rx_batched+0x10/0x10 [ 119.831673][ T6625] tun_get_user+0x30cc/0x48a0 [ 119.836364][ T6625] ? tun_get_user+0x2bba/0x48a0 [ 119.841227][ T6625] ? __lock_acquire+0x1397/0x2100 [ 119.846247][ T6625] ? __pfx_tun_get_user+0x10/0x10 [ 119.851273][ T6625] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 119.856761][ T6625] ? tun_get+0x1e/0x2f0 [ 119.860994][ T6625] ? __pfx_lock_release+0x10/0x10 [ 119.866023][ T6625] ? tun_get+0x1e/0x2f0 [ 119.870163][ T6625] ? tun_get+0x27d/0x2f0 [ 119.874397][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 119.879412][ T6625] vfs_write+0xaeb/0xd30 [ 119.883652][ T6625] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 119.889191][ T6625] ? __pfx_vfs_write+0x10/0x10 [ 119.893964][ T6625] ? __fget_files+0x2a/0x410 [ 119.898553][ T6625] ? __fget_files+0x2a/0x410 [ 119.903149][ T6625] ksys_write+0x18f/0x2b0 [ 119.907480][ T6625] ? __pfx_ksys_write+0x10/0x10 [ 119.912411][ T6625] ? do_syscall_64+0x100/0x230 [ 119.917203][ T6625] ? do_syscall_64+0xb6/0x230 [ 119.921988][ T6625] do_syscall_64+0xf3/0x230 [ 119.926624][ T6625] ? clear_bhb_loop+0x35/0x90 [ 119.931412][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 119.937332][ T6625] RIP: 0033:0x7fcec0d7e98f [ 119.941762][ T6625] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 119.961379][ T6625] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 119.969793][ T6625] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 119.978065][ T6625] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 119.986126][ T6625] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 119.994109][ T6625] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 120.002062][ T6625] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 120.010040][ T6625] [ 120.013150][ T6625] BUG: Bad page state in process syz.0.15 pfn:2f290 [ 120.019910][ T6625] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88802f290e88 pfn:0x2f290 [ 120.030042][ T6625] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 120.037194][ T6625] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 120.045887][ T6625] raw: ffff88802f290e88 0000000000000001 00000000ffffffff 0000000000000000 [ 120.054514][ T6625] page dumped because: page_pool leak [ 120.059869][ T6625] page_owner tracks the page as allocated [ 120.065647][ T6625] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6625, tgid 6623 (syz.0.15), ts 116366691543, free_ts 112677299730 [ 120.082537][ T6625] post_alloc_hook+0x1f3/0x230 [ 120.087383][ T6625] get_page_from_freelist+0x3651/0x37a0 [ 120.092956][ T6625] __alloc_pages_noprof+0x292/0x710 [ 120.098162][ T6625] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 120.103655][ T6625] __page_pool_alloc_pages_slow+0x122/0x690 [ 120.109652][ T6625] page_pool_alloc_pages+0xd0/0x1c0 [ 120.114893][ T6625] skb_pp_cow_data+0xc43/0x1640 [ 120.119752][ T6625] do_xdp_generic+0x505/0xd30 [ 120.124473][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 120.130205][ T6625] __netif_receive_skb+0x12f/0x650 [ 120.135439][ T6625] netif_receive_skb+0x1e8/0x890 [ 120.140489][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 120.145210][ T6625] tun_get_user+0x30cc/0x48a0 [ 120.149918][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 120.154978][ T6625] vfs_write+0xaeb/0xd30 [ 120.159245][ T6625] ksys_write+0x18f/0x2b0 [ 120.163604][ T6625] page last free pid 6482 tgid 6482 stack trace: [ 120.169937][ T6625] free_unref_page+0xd2c/0x1000 [ 120.174825][ T6625] vfree+0x1c3/0x360 [ 120.178733][ T6625] kcov_close+0x28/0x50 [ 120.182937][ T6625] __fput+0x23c/0xa50 [ 120.186935][ T6625] task_work_run+0x24f/0x310 [ 120.191549][ T6625] do_exit+0xa2a/0x28e0 [ 120.195705][ T6625] do_group_exit+0x207/0x2c0 [ 120.200314][ T6625] get_signal+0x16b2/0x1750 [ 120.204879][ T6625] arch_do_signal_or_restart+0x96/0x860 [ 120.210534][ T6625] syscall_exit_to_user_mode+0xce/0x340 [ 120.216133][ T6625] do_syscall_64+0x100/0x230 [ 120.220732][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 120.226663][ T6625] Modules linked in: [ 120.230561][ T6625] CPU: 0 UID: 0 PID: 6625 Comm: syz.0.15 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 120.242094][ T6625] Tainted: [B]=BAD_PAGE [ 120.246233][ T6625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 120.256280][ T6625] Call Trace: [ 120.259547][ T6625] [ 120.262475][ T6625] dump_stack_lvl+0x241/0x360 [ 120.267154][ T6625] ? __pfx_dump_stack_lvl+0x10/0x10 [ 120.272358][ T6625] ? __pfx_print_modules+0x10/0x10 [ 120.277456][ T6625] bad_page+0x176/0x1d0 [ 120.281614][ T6625] free_unref_page+0xf9e/0x1000 [ 120.286827][ T6625] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 120.292511][ T6625] bpf_xdp_adjust_tail+0x1c3/0x200 [ 120.297643][ T6625] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 120.303094][ T6625] bpf_prog_run_generic_xdp+0x686/0x1510 [ 120.308802][ T6625] do_xdp_generic+0x757/0xd30 [ 120.313465][ T6625] ? __pfx_do_xdp_generic+0x10/0x10 [ 120.318913][ T6625] ? __skb_flow_dissect+0x4f1/0x7d00 [ 120.324211][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 120.329928][ T6625] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 120.335990][ T6625] ? mark_lock+0x9a/0x360 [ 120.340311][ T6625] ? __lock_acquire+0x1397/0x2100 [ 120.345322][ T6625] __netif_receive_skb+0x12f/0x650 [ 120.350421][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 120.355429][ T6625] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 120.361658][ T6625] ? __pfx___netif_receive_skb+0x10/0x10 [ 120.367302][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 120.372167][ T6625] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 120.377868][ T6625] ? read_tsc+0x9/0x20 [ 120.382108][ T6625] ? netif_receive_skb+0x131/0x890 [ 120.387229][ T6625] ? netif_receive_skb+0x131/0x890 [ 120.392337][ T6625] netif_receive_skb+0x1e8/0x890 [ 120.397276][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 120.402120][ T6625] ? __pfx_netif_receive_skb+0x10/0x10 [ 120.407594][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 120.412444][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 120.417201][ T6625] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 120.423522][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 120.428531][ T6625] ? __pfx_tun_rx_batched+0x10/0x10 [ 120.433728][ T6625] tun_get_user+0x30cc/0x48a0 [ 120.438395][ T6625] ? tun_get_user+0x2bba/0x48a0 [ 120.443240][ T6625] ? __lock_acquire+0x1397/0x2100 [ 120.448248][ T6625] ? __pfx_tun_get_user+0x10/0x10 [ 120.453267][ T6625] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 120.458713][ T6625] ? tun_get+0x1e/0x2f0 [ 120.462874][ T6625] ? __pfx_lock_release+0x10/0x10 [ 120.467904][ T6625] ? tun_get+0x1e/0x2f0 [ 120.472071][ T6625] ? tun_get+0x27d/0x2f0 [ 120.476308][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 120.481317][ T6625] vfs_write+0xaeb/0xd30 [ 120.485557][ T6625] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 120.491110][ T6625] ? __pfx_vfs_write+0x10/0x10 [ 120.495869][ T6625] ? __fget_files+0x2a/0x410 [ 120.500446][ T6625] ? __fget_files+0x2a/0x410 [ 120.505131][ T6625] ksys_write+0x18f/0x2b0 [ 120.509447][ T6625] ? __pfx_ksys_write+0x10/0x10 [ 120.514279][ T6625] ? do_syscall_64+0x100/0x230 [ 120.519077][ T6625] ? do_syscall_64+0xb6/0x230 [ 120.523741][ T6625] do_syscall_64+0xf3/0x230 [ 120.528317][ T6625] ? clear_bhb_loop+0x35/0x90 [ 120.532988][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 120.538872][ T6625] RIP: 0033:0x7fcec0d7e98f [ 120.543280][ T6625] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 120.562964][ T6625] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 120.571369][ T6625] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 120.579351][ T6625] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 120.587324][ T6625] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 120.595462][ T6625] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 120.603463][ T6625] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 120.611432][ T6625] [ 120.614497][ T6625] BUG: Bad page state in process syz.0.15 pfn:2f1ae [ 120.621255][ T6625] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88802f1aec80 pfn:0x2f1ae [ 120.631447][ T6625] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 120.638652][ T6625] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 120.647380][ T6625] raw: ffff88802f1aec80 0000000000000001 00000000ffffffff 0000000000000000 [ 120.656020][ T6625] page dumped because: page_pool leak [ 120.661417][ T6625] page_owner tracks the page as allocated [ 120.667139][ T6625] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6625, tgid 6623 (syz.0.15), ts 116366681712, free_ts 112677308263 [ 120.684130][ T6625] post_alloc_hook+0x1f3/0x230 [ 120.688907][ T6625] get_page_from_freelist+0x3651/0x37a0 [ 120.694493][ T6625] __alloc_pages_noprof+0x292/0x710 [ 120.699707][ T6625] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 120.705210][ T6625] __page_pool_alloc_pages_slow+0x122/0x690 [ 120.711121][ T6625] page_pool_alloc_pages+0xd0/0x1c0 [ 120.716386][ T6625] skb_pp_cow_data+0xc43/0x1640 [ 120.721243][ T6625] do_xdp_generic+0x505/0xd30 [ 120.725948][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 120.731698][ T6625] __netif_receive_skb+0x12f/0x650 [ 120.736801][ T6625] netif_receive_skb+0x1e8/0x890 [ 120.741766][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 120.746455][ T6625] tun_get_user+0x30cc/0x48a0 [ 120.751120][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 120.756265][ T6625] vfs_write+0xaeb/0xd30 [ 120.760511][ T6625] ksys_write+0x18f/0x2b0 [ 120.764868][ T6625] page last free pid 6482 tgid 6482 stack trace: [ 120.771285][ T6625] free_unref_page+0xd2c/0x1000 [ 120.776199][ T6625] vfree+0x1c3/0x360 [ 120.780106][ T6625] kcov_close+0x28/0x50 [ 120.784290][ T6625] __fput+0x23c/0xa50 [ 120.788365][ T6625] task_work_run+0x24f/0x310 [ 120.793103][ T6625] do_exit+0xa2a/0x28e0 [ 120.797284][ T6625] do_group_exit+0x207/0x2c0 [ 120.801903][ T6625] get_signal+0x16b2/0x1750 [ 120.806424][ T6625] arch_do_signal_or_restart+0x96/0x860 [ 120.812006][ T6625] syscall_exit_to_user_mode+0xce/0x340 [ 120.817596][ T6625] do_syscall_64+0x100/0x230 [ 120.822229][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 120.828138][ T6625] Modules linked in: [ 120.832061][ T6625] CPU: 0 UID: 0 PID: 6625 Comm: syz.0.15 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 120.843521][ T6625] Tainted: [B]=BAD_PAGE [ 120.847652][ T6625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 120.857689][ T6625] Call Trace: [ 120.860963][ T6625] [ 120.863886][ T6625] dump_stack_lvl+0x241/0x360 [ 120.868556][ T6625] ? __pfx_dump_stack_lvl+0x10/0x10 [ 120.873753][ T6625] ? __pfx_print_modules+0x10/0x10 [ 120.878858][ T6625] bad_page+0x176/0x1d0 [ 120.883075][ T6625] free_unref_page+0xf9e/0x1000 [ 120.887929][ T6625] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 120.893590][ T6625] bpf_xdp_adjust_tail+0x1c3/0x200 [ 120.898704][ T6625] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 120.904177][ T6625] bpf_prog_run_generic_xdp+0x686/0x1510 [ 120.909923][ T6625] do_xdp_generic+0x757/0xd30 [ 120.914615][ T6625] ? __pfx_do_xdp_generic+0x10/0x10 [ 120.919842][ T6625] ? __skb_flow_dissect+0x4f1/0x7d00 [ 120.925257][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 120.930992][ T6625] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 120.937176][ T6625] ? mark_lock+0x9a/0x360 [ 120.941500][ T6625] ? __lock_acquire+0x1397/0x2100 [ 120.946793][ T6625] __netif_receive_skb+0x12f/0x650 [ 120.951996][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 120.957007][ T6625] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 120.963270][ T6625] ? __pfx___netif_receive_skb+0x10/0x10 [ 120.968912][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 120.973767][ T6625] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 120.979475][ T6625] ? read_tsc+0x9/0x20 [ 120.983539][ T6625] ? netif_receive_skb+0x131/0x890 [ 120.988692][ T6625] ? netif_receive_skb+0x131/0x890 [ 120.993810][ T6625] netif_receive_skb+0x1e8/0x890 [ 120.998752][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 121.003600][ T6625] ? __pfx_netif_receive_skb+0x10/0x10 [ 121.009060][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 121.013904][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 121.018574][ T6625] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 121.024889][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 121.029926][ T6625] ? __pfx_tun_rx_batched+0x10/0x10 [ 121.035139][ T6625] tun_get_user+0x30cc/0x48a0 [ 121.039851][ T6625] ? tun_get_user+0x2bba/0x48a0 [ 121.044710][ T6625] ? __lock_acquire+0x1397/0x2100 [ 121.049729][ T6625] ? __pfx_tun_get_user+0x10/0x10 [ 121.054753][ T6625] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 121.060221][ T6625] ? tun_get+0x1e/0x2f0 [ 121.064377][ T6625] ? __pfx_lock_release+0x10/0x10 [ 121.069392][ T6625] ? tun_get+0x1e/0x2f0 [ 121.073556][ T6625] ? tun_get+0x27d/0x2f0 [ 121.077785][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 121.082801][ T6625] vfs_write+0xaeb/0xd30 [ 121.087092][ T6625] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 121.092633][ T6625] ? __pfx_vfs_write+0x10/0x10 [ 121.097395][ T6625] ? __fget_files+0x2a/0x410 [ 121.101975][ T6625] ? __fget_files+0x2a/0x410 [ 121.106552][ T6625] ksys_write+0x18f/0x2b0 [ 121.110866][ T6625] ? __pfx_ksys_write+0x10/0x10 [ 121.115700][ T6625] ? do_syscall_64+0x100/0x230 [ 121.120464][ T6625] ? do_syscall_64+0xb6/0x230 [ 121.125142][ T6625] do_syscall_64+0xf3/0x230 [ 121.129631][ T6625] ? clear_bhb_loop+0x35/0x90 [ 121.134397][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 121.140300][ T6625] RIP: 0033:0x7fcec0d7e98f [ 121.144713][ T6625] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 121.164415][ T6625] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 121.172829][ T6625] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 121.180794][ T6625] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 121.188839][ T6625] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 121.196808][ T6625] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 121.204780][ T6625] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 121.212744][ T6625] [ 121.215808][ T6625] BUG: Bad page state in process syz.0.15 pfn:7cdfa [ 121.222514][ T6625] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88807cdfa280 pfn:0x7cdfa [ 121.232861][ T6625] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 121.239976][ T6625] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 121.248608][ T6625] raw: ffff88807cdfa280 0000000000000001 00000000ffffffff 0000000000000000 [ 121.257238][ T6625] page dumped because: page_pool leak [ 121.262635][ T6625] page_owner tracks the page as allocated [ 121.268375][ T6625] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6625, tgid 6623 (syz.0.15), ts 116366671466, free_ts 112677317236 [ 121.285272][ T6625] post_alloc_hook+0x1f3/0x230 [ 121.290076][ T6625] get_page_from_freelist+0x3651/0x37a0 [ 121.295670][ T6625] __alloc_pages_noprof+0x292/0x710 [ 121.300982][ T6625] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 121.306510][ T6625] __page_pool_alloc_pages_slow+0x122/0x690 [ 121.312456][ T6625] page_pool_alloc_pages+0xd0/0x1c0 [ 121.317651][ T6625] skb_pp_cow_data+0xc43/0x1640 [ 121.322622][ T6625] do_xdp_generic+0x505/0xd30 [ 121.327314][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 121.333177][ T6625] __netif_receive_skb+0x12f/0x650 [ 121.338317][ T6625] netif_receive_skb+0x1e8/0x890 [ 121.343289][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 121.348005][ T6625] tun_get_user+0x30cc/0x48a0 [ 121.352712][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 121.357762][ T6625] vfs_write+0xaeb/0xd30 [ 121.362133][ T6625] ksys_write+0x18f/0x2b0 [ 121.366464][ T6625] page last free pid 6482 tgid 6482 stack trace: [ 121.372808][ T6625] free_unref_page+0xd2c/0x1000 [ 121.377671][ T6625] vfree+0x1c3/0x360 [ 121.381605][ T6625] kcov_close+0x28/0x50 [ 121.385775][ T6625] __fput+0x23c/0xa50 [ 121.389823][ T6625] task_work_run+0x24f/0x310 [ 121.394562][ T6625] do_exit+0xa2a/0x28e0 [ 121.398815][ T6625] do_group_exit+0x207/0x2c0 [ 121.403889][ T6625] get_signal+0x16b2/0x1750 [ 121.408404][ T6625] arch_do_signal_or_restart+0x96/0x860 [ 121.413988][ T6625] syscall_exit_to_user_mode+0xce/0x340 [ 121.419564][ T6625] do_syscall_64+0x100/0x230 [ 121.424196][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 121.430103][ T6625] Modules linked in: [ 121.434035][ T6625] CPU: 0 UID: 0 PID: 6625 Comm: syz.0.15 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 121.445503][ T6625] Tainted: [B]=BAD_PAGE [ 121.449647][ T6625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 121.459708][ T6625] Call Trace: [ 121.463058][ T6625] [ 121.465976][ T6625] dump_stack_lvl+0x241/0x360 [ 121.470735][ T6625] ? __pfx_dump_stack_lvl+0x10/0x10 [ 121.475919][ T6625] ? __pfx_print_modules+0x10/0x10 [ 121.481014][ T6625] bad_page+0x176/0x1d0 [ 121.485170][ T6625] free_unref_page+0xf9e/0x1000 [ 121.490020][ T6625] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 121.495640][ T6625] bpf_xdp_adjust_tail+0x1c3/0x200 [ 121.500737][ T6625] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 121.506175][ T6625] bpf_prog_run_generic_xdp+0x686/0x1510 [ 121.511813][ T6625] do_xdp_generic+0x757/0xd30 [ 121.516504][ T6625] ? __pfx_do_xdp_generic+0x10/0x10 [ 121.521697][ T6625] ? __skb_flow_dissect+0x4f1/0x7d00 [ 121.526976][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 121.532706][ T6625] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 121.538761][ T6625] ? mark_lock+0x9a/0x360 [ 121.543087][ T6625] ? __lock_acquire+0x1397/0x2100 [ 121.548246][ T6625] __netif_receive_skb+0x12f/0x650 [ 121.553457][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 121.558473][ T6625] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 121.564725][ T6625] ? __pfx___netif_receive_skb+0x10/0x10 [ 121.570351][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 121.575456][ T6625] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 121.581160][ T6625] ? read_tsc+0x9/0x20 [ 121.585218][ T6625] ? netif_receive_skb+0x131/0x890 [ 121.590323][ T6625] ? netif_receive_skb+0x131/0x890 [ 121.595419][ T6625] netif_receive_skb+0x1e8/0x890 [ 121.600344][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 121.605180][ T6625] ? __pfx_netif_receive_skb+0x10/0x10 [ 121.610682][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 121.615526][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 121.620279][ T6625] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 121.626602][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 121.631616][ T6625] ? __pfx_tun_rx_batched+0x10/0x10 [ 121.636814][ T6625] tun_get_user+0x30cc/0x48a0 [ 121.641477][ T6625] ? tun_get_user+0x2bba/0x48a0 [ 121.646317][ T6625] ? __lock_acquire+0x1397/0x2100 [ 121.651336][ T6625] ? __pfx_tun_get_user+0x10/0x10 [ 121.656375][ T6625] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 121.661822][ T6625] ? tun_get+0x1e/0x2f0 [ 121.665974][ T6625] ? __pfx_lock_release+0x10/0x10 [ 121.670982][ T6625] ? tun_get+0x1e/0x2f0 [ 121.675142][ T6625] ? tun_get+0x27d/0x2f0 [ 121.679476][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 121.684522][ T6625] vfs_write+0xaeb/0xd30 [ 121.688763][ T6625] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 121.694348][ T6625] ? __pfx_vfs_write+0x10/0x10 [ 121.699453][ T6625] ? __fget_files+0x2a/0x410 [ 121.704035][ T6625] ? __fget_files+0x2a/0x410 [ 121.708636][ T6625] ksys_write+0x18f/0x2b0 [ 121.712985][ T6625] ? __pfx_ksys_write+0x10/0x10 [ 121.717847][ T6625] ? do_syscall_64+0x100/0x230 [ 121.722623][ T6625] ? do_syscall_64+0xb6/0x230 [ 121.727296][ T6625] do_syscall_64+0xf3/0x230 [ 121.731791][ T6625] ? clear_bhb_loop+0x35/0x90 [ 121.736553][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 121.742441][ T6625] RIP: 0033:0x7fcec0d7e98f [ 121.746844][ T6625] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 121.766445][ T6625] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 121.774851][ T6625] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 121.782818][ T6625] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 121.790808][ T6625] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 121.799033][ T6625] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 121.806988][ T6625] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 121.814969][ T6625] [ 121.818042][ T6625] BUG: Bad page state in process syz.0.15 pfn:2828f [ 121.824843][ T6625] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88802828f780 pfn:0x2828f [ 121.835069][ T6625] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 121.842248][ T6625] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 121.850841][ T6625] raw: ffff88802828f780 0000000000000001 00000000ffffffff 0000000000000000 [ 121.859447][ T6625] page dumped because: page_pool leak [ 121.864843][ T6625] page_owner tracks the page as allocated [ 121.870572][ T6625] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6625, tgid 6623 (syz.0.15), ts 116366661508, free_ts 112677326398 [ 121.887535][ T6625] post_alloc_hook+0x1f3/0x230 [ 121.892349][ T6625] get_page_from_freelist+0x3651/0x37a0 [ 121.897890][ T6625] __alloc_pages_noprof+0x292/0x710 [ 121.903105][ T6625] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 121.908645][ T6625] __page_pool_alloc_pages_slow+0x122/0x690 [ 121.914787][ T6625] page_pool_alloc_pages+0xd0/0x1c0 [ 121.920327][ T6625] skb_pp_cow_data+0xc43/0x1640 [ 121.925259][ T6625] do_xdp_generic+0x505/0xd30 [ 121.930007][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 121.935809][ T6625] __netif_receive_skb+0x12f/0x650 [ 121.940936][ T6625] netif_receive_skb+0x1e8/0x890 [ 121.945988][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 121.950779][ T6625] tun_get_user+0x30cc/0x48a0 [ 121.955505][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 121.960567][ T6625] vfs_write+0xaeb/0xd30 [ 121.964919][ T6625] ksys_write+0x18f/0x2b0 [ 121.969277][ T6625] page last free pid 6482 tgid 6482 stack trace: [ 121.975654][ T6625] free_unref_page+0xd2c/0x1000 [ 121.980548][ T6625] vfree+0x1c3/0x360 [ 121.984848][ T6625] kcov_close+0x28/0x50 [ 121.989041][ T6625] __fput+0x23c/0xa50 [ 121.993058][ T6625] task_work_run+0x24f/0x310 [ 121.997673][ T6625] do_exit+0xa2a/0x28e0 [ 122.001867][ T6625] do_group_exit+0x207/0x2c0 [ 122.006495][ T6625] get_signal+0x16b2/0x1750 [ 122.011014][ T6625] arch_do_signal_or_restart+0x96/0x860 [ 122.016680][ T6625] syscall_exit_to_user_mode+0xce/0x340 [ 122.022353][ T6625] do_syscall_64+0x100/0x230 [ 122.026957][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.032967][ T6625] Modules linked in: [ 122.036883][ T6625] CPU: 0 UID: 0 PID: 6625 Comm: syz.0.15 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 122.048331][ T6625] Tainted: [B]=BAD_PAGE [ 122.052473][ T6625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 122.062516][ T6625] Call Trace: [ 122.065839][ T6625] [ 122.068809][ T6625] dump_stack_lvl+0x241/0x360 [ 122.073476][ T6625] ? __pfx_dump_stack_lvl+0x10/0x10 [ 122.078673][ T6625] ? __pfx_print_modules+0x10/0x10 [ 122.083809][ T6625] bad_page+0x176/0x1d0 [ 122.087981][ T6625] free_unref_page+0xf9e/0x1000 [ 122.092848][ T6625] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 122.098511][ T6625] bpf_xdp_adjust_tail+0x1c3/0x200 [ 122.103623][ T6625] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 122.109080][ T6625] bpf_prog_run_generic_xdp+0x686/0x1510 [ 122.114800][ T6625] do_xdp_generic+0x757/0xd30 [ 122.119467][ T6625] ? __pfx_do_xdp_generic+0x10/0x10 [ 122.124838][ T6625] ? __skb_flow_dissect+0x4f1/0x7d00 [ 122.130129][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 122.135850][ T6625] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 122.142004][ T6625] ? mark_lock+0x9a/0x360 [ 122.146381][ T6625] ? __lock_acquire+0x1397/0x2100 [ 122.151421][ T6625] __netif_receive_skb+0x12f/0x650 [ 122.156538][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 122.161560][ T6625] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 122.167811][ T6625] ? __pfx___netif_receive_skb+0x10/0x10 [ 122.173452][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 122.178292][ T6625] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 122.184088][ T6625] ? read_tsc+0x9/0x20 [ 122.188146][ T6625] ? netif_receive_skb+0x131/0x890 [ 122.193246][ T6625] ? netif_receive_skb+0x131/0x890 [ 122.198364][ T6625] netif_receive_skb+0x1e8/0x890 [ 122.203390][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 122.208236][ T6625] ? __pfx_netif_receive_skb+0x10/0x10 [ 122.213862][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 122.218700][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 122.223371][ T6625] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 122.229702][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 122.234724][ T6625] ? __pfx_tun_rx_batched+0x10/0x10 [ 122.239932][ T6625] tun_get_user+0x30cc/0x48a0 [ 122.244601][ T6625] ? tun_get_user+0x2bba/0x48a0 [ 122.249445][ T6625] ? __lock_acquire+0x1397/0x2100 [ 122.254484][ T6625] ? __pfx_tun_get_user+0x10/0x10 [ 122.259590][ T6625] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 122.265124][ T6625] ? tun_get+0x1e/0x2f0 [ 122.269272][ T6625] ? __pfx_lock_release+0x10/0x10 [ 122.274316][ T6625] ? tun_get+0x1e/0x2f0 [ 122.278474][ T6625] ? tun_get+0x27d/0x2f0 [ 122.282745][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 122.287786][ T6625] vfs_write+0xaeb/0xd30 [ 122.292042][ T6625] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 122.297948][ T6625] ? __pfx_vfs_write+0x10/0x10 [ 122.302816][ T6625] ? __fget_files+0x2a/0x410 [ 122.307417][ T6625] ? __fget_files+0x2a/0x410 [ 122.311991][ T6625] ksys_write+0x18f/0x2b0 [ 122.316310][ T6625] ? __pfx_ksys_write+0x10/0x10 [ 122.321779][ T6625] ? do_syscall_64+0x100/0x230 [ 122.326546][ T6625] ? do_syscall_64+0xb6/0x230 [ 122.331241][ T6625] do_syscall_64+0xf3/0x230 [ 122.335751][ T6625] ? clear_bhb_loop+0x35/0x90 [ 122.340433][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.346327][ T6625] RIP: 0033:0x7fcec0d7e98f [ 122.350907][ T6625] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 122.370499][ T6625] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 122.378984][ T6625] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 122.386939][ T6625] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 122.394986][ T6625] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 122.402944][ T6625] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 122.410899][ T6625] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 122.418856][ T6625] [ 122.421913][ T6625] BUG: Bad page state in process syz.0.15 pfn:63657 [ 122.428582][ T6625] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x63657 [ 122.437428][ T6625] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 122.444585][ T6625] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 122.453234][ T6625] raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000 [ 122.462228][ T6625] page dumped because: page_pool leak [ 122.467607][ T6625] page_owner tracks the page as allocated [ 122.473380][ T6625] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6625, tgid 6623 (syz.0.15), ts 116366650983, free_ts 112677335510 [ 122.490268][ T6625] post_alloc_hook+0x1f3/0x230 [ 122.495061][ T6625] get_page_from_freelist+0x3651/0x37a0 [ 122.500620][ T6625] __alloc_pages_noprof+0x292/0x710 [ 122.506320][ T6625] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 122.511909][ T6625] __page_pool_alloc_pages_slow+0x122/0x690 [ 122.517796][ T6625] page_pool_alloc_pages+0xd0/0x1c0 [ 122.523066][ T6625] skb_pp_cow_data+0xc43/0x1640 [ 122.527939][ T6625] do_xdp_generic+0x505/0xd30 [ 122.532794][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 122.538536][ T6625] __netif_receive_skb+0x12f/0x650 [ 122.543713][ T6625] netif_receive_skb+0x1e8/0x890 [ 122.548671][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 122.553556][ T6625] tun_get_user+0x30cc/0x48a0 [ 122.558351][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 122.563611][ T6625] vfs_write+0xaeb/0xd30 [ 122.567961][ T6625] ksys_write+0x18f/0x2b0 [ 122.572326][ T6625] page last free pid 6482 tgid 6482 stack trace: [ 122.579087][ T6625] free_unref_page+0xd2c/0x1000 [ 122.584026][ T6625] vfree+0x1c3/0x360 [ 122.587937][ T6625] kcov_close+0x28/0x50 [ 122.592134][ T6625] __fput+0x23c/0xa50 [ 122.596124][ T6625] task_work_run+0x24f/0x310 [ 122.600703][ T6625] do_exit+0xa2a/0x28e0 [ 122.604894][ T6625] do_group_exit+0x207/0x2c0 [ 122.609491][ T6625] get_signal+0x16b2/0x1750 [ 122.614034][ T6625] arch_do_signal_or_restart+0x96/0x860 [ 122.619590][ T6625] syscall_exit_to_user_mode+0xce/0x340 [ 122.625692][ T6625] do_syscall_64+0x100/0x230 [ 122.630293][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.636229][ T6625] Modules linked in: [ 122.640284][ T6625] CPU: 0 UID: 0 PID: 6625 Comm: syz.0.15 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 122.651755][ T6625] Tainted: [B]=BAD_PAGE [ 122.655885][ T6625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 122.665925][ T6625] Call Trace: [ 122.669185][ T6625] [ 122.672113][ T6625] dump_stack_lvl+0x241/0x360 [ 122.676785][ T6625] ? __pfx_dump_stack_lvl+0x10/0x10 [ 122.682238][ T6625] ? __pfx_print_modules+0x10/0x10 [ 122.687337][ T6625] bad_page+0x176/0x1d0 [ 122.691485][ T6625] free_unref_page+0xf9e/0x1000 [ 122.696341][ T6625] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 122.701973][ T6625] bpf_xdp_adjust_tail+0x1c3/0x200 [ 122.707433][ T6625] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 122.712891][ T6625] bpf_prog_run_generic_xdp+0x686/0x1510 [ 122.718512][ T6625] do_xdp_generic+0x757/0xd30 [ 122.723172][ T6625] ? __pfx_do_xdp_generic+0x10/0x10 [ 122.728356][ T6625] ? __skb_flow_dissect+0x4f1/0x7d00 [ 122.733629][ T6625] __netif_receive_skb_core+0x1ce9/0x4690 [ 122.739371][ T6625] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 122.745495][ T6625] ? mark_lock+0x9a/0x360 [ 122.749813][ T6625] ? __lock_acquire+0x1397/0x2100 [ 122.754824][ T6625] __netif_receive_skb+0x12f/0x650 [ 122.760107][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 122.765112][ T6625] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 122.771342][ T6625] ? __pfx___netif_receive_skb+0x10/0x10 [ 122.776968][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 122.781886][ T6625] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 122.787603][ T6625] ? read_tsc+0x9/0x20 [ 122.791660][ T6625] ? netif_receive_skb+0x131/0x890 [ 122.796767][ T6625] ? netif_receive_skb+0x131/0x890 [ 122.801867][ T6625] netif_receive_skb+0x1e8/0x890 [ 122.806831][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 122.811772][ T6625] ? __pfx_netif_receive_skb+0x10/0x10 [ 122.817304][ T6625] ? tun_rx_batched+0x160/0x8f0 [ 122.822137][ T6625] tun_rx_batched+0x1b7/0x8f0 [ 122.826802][ T6625] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 122.833134][ T6625] ? __pfx_lock_acquire+0x10/0x10 [ 122.838142][ T6625] ? __pfx_tun_rx_batched+0x10/0x10 [ 122.843339][ T6625] tun_get_user+0x30cc/0x48a0 [ 122.848015][ T6625] ? tun_get_user+0x2bba/0x48a0 [ 122.853220][ T6625] ? __lock_acquire+0x1397/0x2100 [ 122.858248][ T6625] ? __pfx_tun_get_user+0x10/0x10 [ 122.863265][ T6625] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 122.868733][ T6625] ? tun_get+0x1e/0x2f0 [ 122.872904][ T6625] ? __pfx_lock_release+0x10/0x10 [ 122.877924][ T6625] ? tun_get+0x1e/0x2f0 [ 122.882098][ T6625] ? tun_get+0x27d/0x2f0 [ 122.886377][ T6625] tun_chr_write_iter+0x10d/0x1f0 [ 122.891419][ T6625] vfs_write+0xaeb/0xd30 [ 122.895683][ T6625] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 122.901241][ T6625] ? __pfx_vfs_write+0x10/0x10 [ 122.906019][ T6625] ? __fget_files+0x2a/0x410 [ 122.910633][ T6625] ? __fget_files+0x2a/0x410 [ 122.915218][ T6625] ksys_write+0x18f/0x2b0 [ 122.920059][ T6625] ? __pfx_ksys_write+0x10/0x10 [ 122.924903][ T6625] ? do_syscall_64+0x100/0x230 [ 122.929759][ T6625] ? do_syscall_64+0xb6/0x230 [ 122.934504][ T6625] do_syscall_64+0xf3/0x230 [ 122.939019][ T6625] ? clear_bhb_loop+0x35/0x90 [ 122.943704][ T6625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.949714][ T6625] RIP: 0033:0x7fcec0d7e98f [ 122.954118][ T6625] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 122.973735][ T6625] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 122.982148][ T6625] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 122.990113][ T6625] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 122.998077][ T6625] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 123.006039][ T6625] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 123.013998][ T6625] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 123.021960][ T6625] [ 123.028310][ T5880] Bluetooth: hci0: command tx timeout [ 123.149107][ T6687] BUG: Bad page state in process syz.0.16 pfn:26cb1 [ 123.155887][ T6687] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x26cb1 [ 123.164722][ T6687] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 123.171905][ T6687] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 123.180515][ T6687] raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000 [ 123.189164][ T6687] page dumped because: page_pool leak [ 123.194593][ T6687] page_owner tracks the page as allocated [ 123.200452][ T6687] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6687, tgid 6686 (syz.0.16), ts 123149044901, free_ts 123061484825 [ 123.217546][ T6687] post_alloc_hook+0x1f3/0x230 [ 123.222377][ T6687] get_page_from_freelist+0x3651/0x37a0 [ 123.227955][ T6687] __alloc_pages_noprof+0x292/0x710 [ 123.233230][ T6687] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 123.238806][ T6687] __page_pool_alloc_pages_slow+0x122/0x690 [ 123.244800][ T6687] page_pool_alloc_pages+0xd0/0x1c0 [ 123.250084][ T6687] skb_pp_cow_data+0xc43/0x1640 [ 123.255018][ T6687] do_xdp_generic+0x505/0xd30 [ 123.259735][ T6687] __netif_receive_skb_core+0x1ce9/0x4690 [ 123.265527][ T6687] __netif_receive_skb+0x12f/0x650 [ 123.270689][ T6687] netif_receive_skb+0x1e8/0x890 [ 123.275703][ T6687] tun_rx_batched+0x1b7/0x8f0 [ 123.280409][ T6687] tun_get_user+0x30cc/0x48a0 [ 123.285156][ T6687] tun_chr_write_iter+0x10d/0x1f0 [ 123.290206][ T6687] vfs_write+0xaeb/0xd30 [ 123.294524][ T6687] ksys_write+0x18f/0x2b0 [ 123.298879][ T6687] page last free pid 5835 tgid 5835 stack trace: [ 123.305358][ T6687] free_unref_page+0xd2c/0x1000 [ 123.310241][ T6687] vfree+0x1c3/0x360 [ 123.314211][ T6687] delayed_vfree_work+0x56/0x80 [ 123.319129][ T6687] process_scheduled_works+0xa66/0x1840 [ 123.324927][ T6687] worker_thread+0x870/0xd30 [ 123.329669][ T6687] kthread+0x2f0/0x390 [ 123.333818][ T6687] ret_from_fork+0x4b/0x80 [ 123.338257][ T6687] ret_from_fork_asm+0x1a/0x30 [ 123.343101][ T6687] Modules linked in: [ 123.347024][ T6687] CPU: 0 UID: 0 PID: 6687 Comm: syz.0.16 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 123.358506][ T6687] Tainted: [B]=BAD_PAGE [ 123.362677][ T6687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 123.372749][ T6687] Call Trace: [ 123.376048][ T6687] [ 123.379001][ T6687] dump_stack_lvl+0x241/0x360 [ 123.383722][ T6687] ? __pfx_dump_stack_lvl+0x10/0x10 [ 123.389037][ T6687] ? __pfx_print_modules+0x10/0x10 [ 123.394179][ T6687] bad_page+0x176/0x1d0 [ 123.398367][ T6687] free_unref_page+0xf9e/0x1000 [ 123.403245][ T6687] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 123.408904][ T6687] bpf_xdp_adjust_tail+0x1c3/0x200 [ 123.414040][ T6687] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 123.419632][ T6687] bpf_prog_run_generic_xdp+0x686/0x1510 [ 123.425308][ T6687] do_xdp_generic+0x757/0xd30 [ 123.430019][ T6687] ? __pfx_do_xdp_generic+0x10/0x10 [ 123.435242][ T6687] ? rcu_is_watching+0x15/0xb0 [ 123.440045][ T6687] ? rcu_is_watching+0x15/0xb0 [ 123.444877][ T6687] ? count_memcg_event_mm+0x94/0x420 [ 123.450190][ T6687] __netif_receive_skb_core+0x1ce9/0x4690 [ 123.455967][ T6687] ? handle_mm_fault+0x173f/0x1ad0 [ 123.461148][ T6687] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 123.467248][ T6687] ? rcu_is_watching+0x15/0xb0 [ 123.472046][ T6687] ? lock_release+0xbf/0xa30 [ 123.476665][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 123.481716][ T6687] ? __up_read+0x2c2/0x6b0 [ 123.486164][ T6687] ? rcu_is_watching+0x15/0xb0 [ 123.490959][ T6687] __netif_receive_skb+0x12f/0x650 [ 123.496128][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 123.501183][ T6687] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 123.507456][ T6687] ? __pfx___netif_receive_skb+0x10/0x10 [ 123.513122][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 123.518031][ T6687] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 123.523787][ T6687] ? read_tsc+0x9/0x20 [ 123.527890][ T6687] ? ktime_get_with_offset+0x249/0x290 [ 123.533379][ T6687] ? netif_receive_skb+0x131/0x890 [ 123.538524][ T6687] netif_receive_skb+0x1e8/0x890 [ 123.543495][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 123.548377][ T6687] ? __pfx_netif_receive_skb+0x10/0x10 [ 123.553866][ T6687] ? skb_set_owner_w+0x246/0x380 [ 123.558847][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 123.563727][ T6687] tun_rx_batched+0x1b7/0x8f0 [ 123.568434][ T6687] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 123.574790][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 123.579839][ T6687] ? rcu_is_watching+0x15/0xb0 [ 123.584630][ T6687] ? __pfx_tun_rx_batched+0x10/0x10 [ 123.589865][ T6687] tun_get_user+0x30cc/0x48a0 [ 123.594619][ T6687] ? tun_get_user+0x2bba/0x48a0 [ 123.599503][ T6687] ? preempt_schedule_thunk+0x1a/0x30 [ 123.604929][ T6687] ? __pfx_tun_get_user+0x10/0x10 [ 123.609987][ T6687] ? try_to_wake_up+0x9c3/0x1470 [ 123.614953][ T6687] ? tun_get+0x1e/0x2f0 [ 123.619137][ T6687] ? rcu_is_watching+0x15/0xb0 [ 123.623932][ T6687] ? tun_get+0x1e/0x2f0 [ 123.628111][ T6687] ? lock_release+0xbf/0xa30 [ 123.632731][ T6687] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 123.638228][ T6687] ? __pfx_lock_release+0x10/0x10 [ 123.643285][ T6687] ? futex_wake+0x523/0x5c0 [ 123.647902][ T6687] ? tun_get+0x1e/0x2f0 [ 123.652089][ T6687] ? tun_get+0x27d/0x2f0 [ 123.656364][ T6687] tun_chr_write_iter+0x10d/0x1f0 [ 123.661423][ T6687] vfs_write+0xaeb/0xd30 [ 123.665883][ T6687] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 123.671456][ T6687] ? __pfx_vfs_write+0x10/0x10 [ 123.676252][ T6687] ? __fget_files+0x2a/0x410 [ 123.680876][ T6687] ? __fget_files+0x2a/0x410 [ 123.685505][ T6687] ksys_write+0x18f/0x2b0 [ 123.689862][ T6687] ? __pfx_ksys_write+0x10/0x10 [ 123.694766][ T6687] ? rcu_is_watching+0x15/0xb0 [ 123.699574][ T6687] ? rcu_is_watching+0x15/0xb0 [ 123.704363][ T6687] do_syscall_64+0xf3/0x230 [ 123.708897][ T6687] ? clear_bhb_loop+0x35/0x90 [ 123.713647][ T6687] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 123.719588][ T6687] RIP: 0033:0x7fcec0d7e98f [ 123.724030][ T6687] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 123.743662][ T6687] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 123.752104][ T6687] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 123.760092][ T6687] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 123.768149][ T6687] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 123.776113][ T6687] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 123.784076][ T6687] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 123.792045][ T6687] [ 123.795105][ T6687] BUG: Bad page state in process syz.0.16 pfn:24a9b [ 123.801812][ T6687] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888024a9bf50 pfn:0x24a9b [ 123.811918][ T6687] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 123.819477][ T6687] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 123.828110][ T6687] raw: ffff888024a9bf50 0000000000000001 00000000ffffffff 0000000000000000 [ 123.836818][ T6687] page dumped because: page_pool leak [ 123.842219][ T6687] page_owner tracks the page as allocated [ 123.848112][ T6687] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6687, tgid 6686 (syz.0.16), ts 123149036065, free_ts 123061503120 [ 123.865017][ T6687] post_alloc_hook+0x1f3/0x230 [ 123.869793][ T6687] get_page_from_freelist+0x3651/0x37a0 [ 123.875393][ T6687] __alloc_pages_noprof+0x292/0x710 [ 123.880616][ T6687] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 123.886177][ T6687] __page_pool_alloc_pages_slow+0x122/0x690 [ 123.892145][ T6687] page_pool_alloc_pages+0xd0/0x1c0 [ 123.897354][ T6687] skb_pp_cow_data+0xc43/0x1640 [ 123.902235][ T6687] do_xdp_generic+0x505/0xd30 [ 123.906970][ T6687] __netif_receive_skb_core+0x1ce9/0x4690 [ 123.912742][ T6687] __netif_receive_skb+0x12f/0x650 [ 123.917878][ T6687] netif_receive_skb+0x1e8/0x890 [ 123.922878][ T6687] tun_rx_batched+0x1b7/0x8f0 [ 123.927580][ T6687] tun_get_user+0x30cc/0x48a0 [ 123.932305][ T6687] tun_chr_write_iter+0x10d/0x1f0 [ 123.937355][ T6687] vfs_write+0xaeb/0xd30 [ 123.941647][ T6687] ksys_write+0x18f/0x2b0 [ 123.945997][ T6687] page last free pid 5835 tgid 5835 stack trace: [ 123.952470][ T6687] free_unref_page+0xd2c/0x1000 [ 123.957339][ T6687] vfree+0x1c3/0x360 [ 123.961255][ T6687] delayed_vfree_work+0x56/0x80 [ 123.966141][ T6687] process_scheduled_works+0xa66/0x1840 [ 123.971771][ T6687] worker_thread+0x870/0xd30 [ 123.976373][ T6687] kthread+0x2f0/0x390 [ 123.980466][ T6687] ret_from_fork+0x4b/0x80 [ 123.984935][ T6687] ret_from_fork_asm+0x1a/0x30 [ 123.989723][ T6687] Modules linked in: [ 123.993671][ T6687] CPU: 0 UID: 0 PID: 6687 Comm: syz.0.16 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 124.005123][ T6687] Tainted: [B]=BAD_PAGE [ 124.009296][ T6687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 124.019337][ T6687] Call Trace: [ 124.022609][ T6687] [ 124.025526][ T6687] dump_stack_lvl+0x241/0x360 [ 124.030195][ T6687] ? __pfx_dump_stack_lvl+0x10/0x10 [ 124.035376][ T6687] ? __pfx_print_modules+0x10/0x10 [ 124.040480][ T6687] bad_page+0x176/0x1d0 [ 124.044631][ T6687] free_unref_page+0xf9e/0x1000 [ 124.049473][ T6687] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 124.055097][ T6687] bpf_xdp_adjust_tail+0x1c3/0x200 [ 124.060201][ T6687] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 124.065732][ T6687] bpf_prog_run_generic_xdp+0x686/0x1510 [ 124.071374][ T6687] do_xdp_generic+0x757/0xd30 [ 124.076066][ T6687] ? __pfx_do_xdp_generic+0x10/0x10 [ 124.081360][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.086249][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.091122][ T6687] ? count_memcg_event_mm+0x94/0x420 [ 124.096423][ T6687] __netif_receive_skb_core+0x1ce9/0x4690 [ 124.102164][ T6687] ? handle_mm_fault+0x173f/0x1ad0 [ 124.107293][ T6687] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 124.113356][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.118111][ T6687] ? lock_release+0xbf/0xa30 [ 124.122689][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 124.127705][ T6687] ? __up_read+0x2c2/0x6b0 [ 124.132110][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.136865][ T6687] __netif_receive_skb+0x12f/0x650 [ 124.141997][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 124.147027][ T6687] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 124.153290][ T6687] ? __pfx___netif_receive_skb+0x10/0x10 [ 124.158937][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 124.163894][ T6687] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 124.169612][ T6687] ? read_tsc+0x9/0x20 [ 124.173685][ T6687] ? ktime_get_with_offset+0x249/0x290 [ 124.179141][ T6687] ? netif_receive_skb+0x131/0x890 [ 124.184262][ T6687] netif_receive_skb+0x1e8/0x890 [ 124.189195][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 124.194033][ T6687] ? __pfx_netif_receive_skb+0x10/0x10 [ 124.199480][ T6687] ? skb_set_owner_w+0x246/0x380 [ 124.204420][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 124.209262][ T6687] tun_rx_batched+0x1b7/0x8f0 [ 124.214025][ T6687] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 124.220347][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 124.225355][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.230106][ T6687] ? __pfx_tun_rx_batched+0x10/0x10 [ 124.235304][ T6687] tun_get_user+0x30cc/0x48a0 [ 124.240015][ T6687] ? tun_get_user+0x2bba/0x48a0 [ 124.244866][ T6687] ? preempt_schedule_thunk+0x1a/0x30 [ 124.250221][ T6687] ? __pfx_tun_get_user+0x10/0x10 [ 124.255243][ T6687] ? try_to_wake_up+0x9c3/0x1470 [ 124.260195][ T6687] ? tun_get+0x1e/0x2f0 [ 124.264423][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.269172][ T6687] ? tun_get+0x1e/0x2f0 [ 124.273309][ T6687] ? lock_release+0xbf/0xa30 [ 124.277884][ T6687] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 124.283330][ T6687] ? __pfx_lock_release+0x10/0x10 [ 124.288426][ T6687] ? futex_wake+0x523/0x5c0 [ 124.293018][ T6687] ? tun_get+0x1e/0x2f0 [ 124.297157][ T6687] ? tun_get+0x27d/0x2f0 [ 124.301415][ T6687] tun_chr_write_iter+0x10d/0x1f0 [ 124.306440][ T6687] vfs_write+0xaeb/0xd30 [ 124.310722][ T6687] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 124.316258][ T6687] ? __pfx_vfs_write+0x10/0x10 [ 124.321008][ T6687] ? __fget_files+0x2a/0x410 [ 124.325602][ T6687] ? __fget_files+0x2a/0x410 [ 124.330187][ T6687] ksys_write+0x18f/0x2b0 [ 124.334510][ T6687] ? __pfx_ksys_write+0x10/0x10 [ 124.339342][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.344096][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.348895][ T6687] do_syscall_64+0xf3/0x230 [ 124.353412][ T6687] ? clear_bhb_loop+0x35/0x90 [ 124.358110][ T6687] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 124.364016][ T6687] RIP: 0033:0x7fcec0d7e98f [ 124.368422][ T6687] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 124.388042][ T6687] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 124.396448][ T6687] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 124.404413][ T6687] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 124.412374][ T6687] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 124.420348][ T6687] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 124.428324][ T6687] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 124.436374][ T6687] [ 124.439540][ T6687] BUG: Bad page state in process syz.0.16 pfn:22f37 [ 124.446259][ T6687] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x22f37 [ 124.455057][ T6687] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 124.462216][ T6687] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 124.470820][ T6687] raw: 0000000000000000 0000000000000001 00000000ffffffff 0000000000000000 [ 124.479452][ T6687] page dumped because: page_pool leak [ 124.484860][ T6687] page_owner tracks the page as allocated [ 124.490566][ T6687] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6687, tgid 6686 (syz.0.16), ts 123149027984, free_ts 123061513056 [ 124.507448][ T6687] post_alloc_hook+0x1f3/0x230 [ 124.512257][ T6687] get_page_from_freelist+0x3651/0x37a0 [ 124.517858][ T6687] __alloc_pages_noprof+0x292/0x710 [ 124.523092][ T6687] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 124.528666][ T6687] __page_pool_alloc_pages_slow+0x122/0x690 [ 124.534609][ T6687] page_pool_alloc_pages+0xd0/0x1c0 [ 124.539838][ T6687] skb_pp_cow_data+0xc43/0x1640 [ 124.544808][ T6687] do_xdp_generic+0x505/0xd30 [ 124.549489][ T6687] __netif_receive_skb_core+0x1ce9/0x4690 [ 124.555247][ T6687] __netif_receive_skb+0x12f/0x650 [ 124.560368][ T6687] netif_receive_skb+0x1e8/0x890 [ 124.565345][ T6687] tun_rx_batched+0x1b7/0x8f0 [ 124.570057][ T6687] tun_get_user+0x30cc/0x48a0 [ 124.574771][ T6687] tun_chr_write_iter+0x10d/0x1f0 [ 124.579832][ T6687] vfs_write+0xaeb/0xd30 [ 124.584305][ T6687] ksys_write+0x18f/0x2b0 [ 124.588665][ T6687] page last free pid 5835 tgid 5835 stack trace: [ 124.595018][ T6687] free_unref_page+0xd2c/0x1000 [ 124.599875][ T6687] vfree+0x1c3/0x360 [ 124.603843][ T6687] delayed_vfree_work+0x56/0x80 [ 124.608698][ T6687] process_scheduled_works+0xa66/0x1840 [ 124.614295][ T6687] worker_thread+0x870/0xd30 [ 124.618915][ T6687] kthread+0x2f0/0x390 [ 124.623033][ T6687] ret_from_fork+0x4b/0x80 [ 124.627453][ T6687] ret_from_fork_asm+0x1a/0x30 [ 124.632265][ T6687] Modules linked in: [ 124.636200][ T6687] CPU: 0 UID: 0 PID: 6687 Comm: syz.0.16 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 124.647733][ T6687] Tainted: [B]=BAD_PAGE [ 124.651887][ T6687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 124.662103][ T6687] Call Trace: [ 124.665372][ T6687] [ 124.668287][ T6687] dump_stack_lvl+0x241/0x360 [ 124.672950][ T6687] ? __pfx_dump_stack_lvl+0x10/0x10 [ 124.678132][ T6687] ? __pfx_print_modules+0x10/0x10 [ 124.683230][ T6687] bad_page+0x176/0x1d0 [ 124.687377][ T6687] free_unref_page+0xf9e/0x1000 [ 124.692218][ T6687] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 124.697837][ T6687] bpf_xdp_adjust_tail+0x1c3/0x200 [ 124.702936][ T6687] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 124.708389][ T6687] bpf_prog_run_generic_xdp+0x686/0x1510 [ 124.714036][ T6687] do_xdp_generic+0x757/0xd30 [ 124.718713][ T6687] ? __pfx_do_xdp_generic+0x10/0x10 [ 124.723904][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.728672][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.733430][ T6687] ? count_memcg_event_mm+0x94/0x420 [ 124.738717][ T6687] __netif_receive_skb_core+0x1ce9/0x4690 [ 124.744540][ T6687] ? handle_mm_fault+0x173f/0x1ad0 [ 124.749645][ T6687] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 124.755713][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.760467][ T6687] ? lock_release+0xbf/0xa30 [ 124.765044][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 124.770082][ T6687] ? __up_read+0x2c2/0x6b0 [ 124.774674][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.779453][ T6687] __netif_receive_skb+0x12f/0x650 [ 124.784558][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 124.789655][ T6687] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 124.795963][ T6687] ? __pfx___netif_receive_skb+0x10/0x10 [ 124.801634][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 124.806517][ T6687] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 124.812231][ T6687] ? read_tsc+0x9/0x20 [ 124.816317][ T6687] ? ktime_get_with_offset+0x249/0x290 [ 124.821806][ T6687] ? netif_receive_skb+0x131/0x890 [ 124.826920][ T6687] netif_receive_skb+0x1e8/0x890 [ 124.831848][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 124.836714][ T6687] ? __pfx_netif_receive_skb+0x10/0x10 [ 124.842185][ T6687] ? skb_set_owner_w+0x246/0x380 [ 124.847128][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 124.851992][ T6687] tun_rx_batched+0x1b7/0x8f0 [ 124.856661][ T6687] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 124.863474][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 124.868538][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.873299][ T6687] ? __pfx_tun_rx_batched+0x10/0x10 [ 124.878494][ T6687] tun_get_user+0x30cc/0x48a0 [ 124.883169][ T6687] ? tun_get_user+0x2bba/0x48a0 [ 124.888035][ T6687] ? preempt_schedule_thunk+0x1a/0x30 [ 124.893428][ T6687] ? __pfx_tun_get_user+0x10/0x10 [ 124.898560][ T6687] ? try_to_wake_up+0x9c3/0x1470 [ 124.903779][ T6687] ? tun_get+0x1e/0x2f0 [ 124.907960][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.912760][ T6687] ? tun_get+0x1e/0x2f0 [ 124.916949][ T6687] ? lock_release+0xbf/0xa30 [ 124.921631][ T6687] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 124.927107][ T6687] ? __pfx_lock_release+0x10/0x10 [ 124.932320][ T6687] ? futex_wake+0x523/0x5c0 [ 124.937001][ T6687] ? tun_get+0x1e/0x2f0 [ 124.941160][ T6687] ? tun_get+0x27d/0x2f0 [ 124.945398][ T6687] tun_chr_write_iter+0x10d/0x1f0 [ 124.950481][ T6687] vfs_write+0xaeb/0xd30 [ 124.954718][ T6687] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 124.960283][ T6687] ? __pfx_vfs_write+0x10/0x10 [ 124.965041][ T6687] ? __fget_files+0x2a/0x410 [ 124.969621][ T6687] ? __fget_files+0x2a/0x410 [ 124.974198][ T6687] ksys_write+0x18f/0x2b0 [ 124.978516][ T6687] ? __pfx_ksys_write+0x10/0x10 [ 124.983557][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.988307][ T6687] ? rcu_is_watching+0x15/0xb0 [ 124.993079][ T6687] do_syscall_64+0xf3/0x230 [ 124.997571][ T6687] ? clear_bhb_loop+0x35/0x90 [ 125.002233][ T6687] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 125.008115][ T6687] RIP: 0033:0x7fcec0d7e98f [ 125.012563][ T6687] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 125.032244][ T6687] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 125.040819][ T6687] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 125.048787][ T6687] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 125.056751][ T6687] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 125.064807][ T6687] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 125.072779][ T6687] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 125.080771][ T6687] [ 125.083919][ T6687] BUG: Bad page state in process syz.0.16 pfn:30048 [ 125.090600][ T6687] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888030048e70 pfn:0x30048 [ 125.100708][ T6687] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 125.107893][ T6687] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 125.116542][ T6687] raw: ffff888030048e70 0000000000000001 00000000ffffffff 0000000000000000 [ 125.125165][ T6687] page dumped because: page_pool leak [ 125.130628][ T6687] page_owner tracks the page as allocated [ 125.136404][ T6687] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6687, tgid 6686 (syz.0.16), ts 123149019976, free_ts 123075177607 [ 125.153479][ T6687] post_alloc_hook+0x1f3/0x230 [ 125.158325][ T6687] get_page_from_freelist+0x3651/0x37a0 [ 125.163902][ T6687] __alloc_pages_noprof+0x292/0x710 [ 125.169112][ T6687] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 125.174612][ T6687] __page_pool_alloc_pages_slow+0x122/0x690 [ 125.180607][ T6687] page_pool_alloc_pages+0xd0/0x1c0 [ 125.185852][ T6687] skb_pp_cow_data+0xc43/0x1640 [ 125.190747][ T6687] do_xdp_generic+0x505/0xd30 [ 125.195581][ T6687] __netif_receive_skb_core+0x1ce9/0x4690 [ 125.201321][ T6687] __netif_receive_skb+0x12f/0x650 [ 125.206569][ T6687] netif_receive_skb+0x1e8/0x890 [ 125.211557][ T6687] tun_rx_batched+0x1b7/0x8f0 [ 125.216257][ T6687] tun_get_user+0x30cc/0x48a0 [ 125.221279][ T6687] tun_chr_write_iter+0x10d/0x1f0 [ 125.226401][ T6687] vfs_write+0xaeb/0xd30 [ 125.230724][ T6687] ksys_write+0x18f/0x2b0 [ 125.235104][ T6687] page last free pid 5491 tgid 5491 stack trace: [ 125.241556][ T6687] free_unref_page+0xd2c/0x1000 [ 125.246410][ T6687] __slab_free+0x2c2/0x380 [ 125.250820][ T6687] qlist_free_all+0x9a/0x140 [ 125.255446][ T6687] kasan_quarantine_reduce+0x14f/0x170 [ 125.261088][ T6687] __kasan_slab_alloc+0x23/0x80 [ 125.266014][ T6687] kmem_cache_alloc_node_noprof+0x1d9/0x380 [ 125.271963][ T6687] __alloc_skb+0x1c3/0x440 [ 125.276480][ T6687] netlink_sendmsg+0x638/0xcb0 [ 125.281266][ T6687] __sock_sendmsg+0x221/0x270 [ 125.285988][ T6687] ____sys_sendmsg+0x52a/0x7e0 [ 125.290776][ T6687] __sys_sendmsg+0x269/0x350 [ 125.295418][ T6687] do_syscall_64+0xf3/0x230 [ 125.300025][ T6687] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 125.306040][ T6687] Modules linked in: [ 125.309953][ T6687] CPU: 0 UID: 0 PID: 6687 Comm: syz.0.16 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 125.321428][ T6687] Tainted: [B]=BAD_PAGE [ 125.325653][ T6687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 125.335889][ T6687] Call Trace: [ 125.339159][ T6687] [ 125.342079][ T6687] dump_stack_lvl+0x241/0x360 [ 125.346847][ T6687] ? __pfx_dump_stack_lvl+0x10/0x10 [ 125.352037][ T6687] ? __pfx_print_modules+0x10/0x10 [ 125.357139][ T6687] bad_page+0x176/0x1d0 [ 125.361292][ T6687] free_unref_page+0xf9e/0x1000 [ 125.366145][ T6687] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 125.371767][ T6687] bpf_xdp_adjust_tail+0x1c3/0x200 [ 125.376889][ T6687] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 125.382327][ T6687] bpf_prog_run_generic_xdp+0x686/0x1510 [ 125.387956][ T6687] do_xdp_generic+0x757/0xd30 [ 125.392625][ T6687] ? __pfx_do_xdp_generic+0x10/0x10 [ 125.397821][ T6687] ? rcu_is_watching+0x15/0xb0 [ 125.402581][ T6687] ? rcu_is_watching+0x15/0xb0 [ 125.407337][ T6687] ? count_memcg_event_mm+0x94/0x420 [ 125.412610][ T6687] __netif_receive_skb_core+0x1ce9/0x4690 [ 125.418328][ T6687] ? handle_mm_fault+0x173f/0x1ad0 [ 125.423632][ T6687] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 125.429703][ T6687] ? rcu_is_watching+0x15/0xb0 [ 125.434456][ T6687] ? lock_release+0xbf/0xa30 [ 125.439036][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 125.444046][ T6687] ? __up_read+0x2c2/0x6b0 [ 125.448456][ T6687] ? rcu_is_watching+0x15/0xb0 [ 125.453208][ T6687] __netif_receive_skb+0x12f/0x650 [ 125.458315][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 125.463334][ T6687] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 125.469609][ T6687] ? __pfx___netif_receive_skb+0x10/0x10 [ 125.475237][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 125.480076][ T6687] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 125.485782][ T6687] ? read_tsc+0x9/0x20 [ 125.489852][ T6687] ? ktime_get_with_offset+0x249/0x290 [ 125.495394][ T6687] ? netif_receive_skb+0x131/0x890 [ 125.500515][ T6687] netif_receive_skb+0x1e8/0x890 [ 125.505450][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 125.510295][ T6687] ? __pfx_netif_receive_skb+0x10/0x10 [ 125.515836][ T6687] ? skb_set_owner_w+0x246/0x380 [ 125.520856][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 125.525719][ T6687] tun_rx_batched+0x1b7/0x8f0 [ 125.530400][ T6687] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 125.536904][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 125.541953][ T6687] ? rcu_is_watching+0x15/0xb0 [ 125.546712][ T6687] ? __pfx_tun_rx_batched+0x10/0x10 [ 125.551909][ T6687] tun_get_user+0x30cc/0x48a0 [ 125.556573][ T6687] ? tun_get_user+0x2bba/0x48a0 [ 125.561429][ T6687] ? preempt_schedule_thunk+0x1a/0x30 [ 125.566798][ T6687] ? __pfx_tun_get_user+0x10/0x10 [ 125.571814][ T6687] ? try_to_wake_up+0x9c3/0x1470 [ 125.576744][ T6687] ? tun_get+0x1e/0x2f0 [ 125.580886][ T6687] ? rcu_is_watching+0x15/0xb0 [ 125.585641][ T6687] ? tun_get+0x1e/0x2f0 [ 125.589785][ T6687] ? lock_release+0xbf/0xa30 [ 125.594365][ T6687] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 125.599851][ T6687] ? __pfx_lock_release+0x10/0x10 [ 125.604866][ T6687] ? futex_wake+0x523/0x5c0 [ 125.609378][ T6687] ? tun_get+0x1e/0x2f0 [ 125.613531][ T6687] ? tun_get+0x27d/0x2f0 [ 125.617804][ T6687] tun_chr_write_iter+0x10d/0x1f0 [ 125.622864][ T6687] vfs_write+0xaeb/0xd30 [ 125.627128][ T6687] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 125.632691][ T6687] ? __pfx_vfs_write+0x10/0x10 [ 125.637444][ T6687] ? __fget_files+0x2a/0x410 [ 125.642030][ T6687] ? __fget_files+0x2a/0x410 [ 125.646612][ T6687] ksys_write+0x18f/0x2b0 [ 125.650939][ T6687] ? __pfx_ksys_write+0x10/0x10 [ 125.655783][ T6687] ? rcu_is_watching+0x15/0xb0 [ 125.660557][ T6687] ? rcu_is_watching+0x15/0xb0 [ 125.665317][ T6687] do_syscall_64+0xf3/0x230 [ 125.669821][ T6687] ? clear_bhb_loop+0x35/0x90 [ 125.674611][ T6687] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 125.680522][ T6687] RIP: 0033:0x7fcec0d7e98f [ 125.684929][ T6687] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 125.704717][ T6687] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 125.713137][ T6687] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 125.721106][ T6687] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 125.729060][ T6687] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000 [ 125.737028][ T6687] R10: 0000000000011dc0 R11: 0000000000000293 R12: 0000000000000000 [ 125.744987][ T6687] R13: 0000000000000000 R14: 00007fcec0f45fa0 R15: 00007fffa35fcab8 [ 125.752951][ T6687] [ 125.756006][ T6687] BUG: Bad page state in process syz.0.16 pfn:5b6a0 [ 125.762706][ T6687] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88805b6a08b8 pfn:0x5b6a0 [ 125.772833][ T6687] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 125.779955][ T6687] raw: 00fff00000000000 dead000000000040 ffff888022288000 0000000000000000 [ 125.788924][ T6687] raw: ffff88805b6a08b8 0000000000000001 00000000ffffffff 0000000000000000 [ 125.797636][ T6687] page dumped because: page_pool leak [ 125.803049][ T6687] page_owner tracks the page as allocated [ 125.808876][ T6687] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 6687, tgid 6686 (syz.0.16), ts 123149012401, free_ts 123075207559 [ 125.825884][ T6687] post_alloc_hook+0x1f3/0x230 [ 125.830859][ T6687] get_page_from_freelist+0x3651/0x37a0 [ 125.836475][ T6687] __alloc_pages_noprof+0x292/0x710 [ 125.841938][ T6687] alloc_pages_bulk_noprof+0x70b/0xcc0 [ 125.847560][ T6687] __page_pool_alloc_pages_slow+0x122/0x690 [ 125.853647][ T6687] page_pool_alloc_pages+0xd0/0x1c0 [ 125.858888][ T6687] skb_pp_cow_data+0xc43/0x1640 [ 125.863819][ T6687] do_xdp_generic+0x505/0xd30 [ 125.868617][ T6687] __netif_receive_skb_core+0x1ce9/0x4690 [ 125.874394][ T6687] __netif_receive_skb+0x12f/0x650 [ 125.879553][ T6687] netif_receive_skb+0x1e8/0x890 [ 125.884572][ T6687] tun_rx_batched+0x1b7/0x8f0 [ 125.889374][ T6687] tun_get_user+0x30cc/0x48a0 [ 125.894199][ T6687] tun_chr_write_iter+0x10d/0x1f0 [ 125.899356][ T6687] vfs_write+0xaeb/0xd30 [ 125.903858][ T6687] ksys_write+0x18f/0x2b0 [ 125.908237][ T6687] page last free pid 5491 tgid 5491 stack trace: [ 125.914693][ T6687] free_unref_page+0xd2c/0x1000 [ 125.919574][ T6687] __slab_free+0x2c2/0x380 [ 125.924057][ T6687] qlist_free_all+0x9a/0x140 [ 125.928670][ T6687] kasan_quarantine_reduce+0x14f/0x170 [ 125.934310][ T6687] __kasan_slab_alloc+0x23/0x80 [ 125.939205][ T6687] kmem_cache_alloc_node_noprof+0x1d9/0x380 [ 125.945156][ T6687] __alloc_skb+0x1c3/0x440 [ 125.949597][ T6687] netlink_sendmsg+0x638/0xcb0 [ 125.954437][ T6687] __sock_sendmsg+0x221/0x270 [ 125.959158][ T6687] ____sys_sendmsg+0x52a/0x7e0 [ 125.963968][ T6687] __sys_sendmsg+0x269/0x350 [ 125.968570][ T6687] do_syscall_64+0xf3/0x230 [ 125.973116][ T6687] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 125.979040][ T6687] Modules linked in: [ 125.982975][ T6687] CPU: 0 UID: 0 PID: 6687 Comm: syz.0.16 Tainted: G B 6.13.0-rc4-syzkaller-g4bbf9020becb #0 [ 125.994445][ T6687] Tainted: [B]=BAD_PAGE [ 125.998700][ T6687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 126.009115][ T6687] Call Trace: [ 126.012457][ T6687] [ 126.015405][ T6687] dump_stack_lvl+0x241/0x360 [ 126.020103][ T6687] ? __pfx_dump_stack_lvl+0x10/0x10 [ 126.025574][ T6687] ? __pfx_print_modules+0x10/0x10 [ 126.030801][ T6687] bad_page+0x176/0x1d0 [ 126.034976][ T6687] free_unref_page+0xf9e/0x1000 [ 126.039864][ T6687] bpf_xdp_frags_shrink_tail+0x3ee/0x7e0 [ 126.045592][ T6687] bpf_xdp_adjust_tail+0x1c3/0x200 [ 126.050901][ T6687] bpf_prog_f476d5219b92964a+0x1e/0x20 [ 126.056543][ T6687] bpf_prog_run_generic_xdp+0x686/0x1510 [ 126.062202][ T6687] do_xdp_generic+0x757/0xd30 [ 126.066917][ T6687] ? __pfx_do_xdp_generic+0x10/0x10 [ 126.072123][ T6687] ? rcu_is_watching+0x15/0xb0 [ 126.076899][ T6687] ? rcu_is_watching+0x15/0xb0 [ 126.081686][ T6687] ? count_memcg_event_mm+0x94/0x420 [ 126.086976][ T6687] __netif_receive_skb_core+0x1ce9/0x4690 [ 126.092900][ T6687] ? handle_mm_fault+0x173f/0x1ad0 [ 126.098028][ T6687] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 126.104234][ T6687] ? rcu_is_watching+0x15/0xb0 [ 126.109037][ T6687] ? lock_release+0xbf/0xa30 [ 126.113670][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 126.118795][ T6687] ? __up_read+0x2c2/0x6b0 [ 126.123454][ T6687] ? rcu_is_watching+0x15/0xb0 [ 126.128238][ T6687] __netif_receive_skb+0x12f/0x650 [ 126.133354][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 126.138380][ T6687] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 126.144621][ T6687] ? __pfx___netif_receive_skb+0x10/0x10 [ 126.150305][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 126.155163][ T6687] ? __pfx_lockdep_softirqs_off+0x10/0x10 [ 126.160891][ T6687] ? read_tsc+0x9/0x20 [ 126.164977][ T6687] ? ktime_get_with_offset+0x249/0x290 [ 126.170436][ T6687] ? netif_receive_skb+0x131/0x890 [ 126.175545][ T6687] netif_receive_skb+0x1e8/0x890 [ 126.180480][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 126.185414][ T6687] ? __pfx_netif_receive_skb+0x10/0x10 [ 126.190895][ T6687] ? skb_set_owner_w+0x246/0x380 [ 126.195958][ T6687] ? tun_rx_batched+0x160/0x8f0 [ 126.200819][ T6687] tun_rx_batched+0x1b7/0x8f0 [ 126.205512][ T6687] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 126.212017][ T6687] ? __pfx_lock_acquire+0x10/0x10 [ 126.217039][ T6687] ? rcu_is_watching+0x15/0xb0 [ 126.221808][ T6687] ? __pfx_tun_rx_batched+0x10/0x10 [ 126.227041][ T6687] tun_get_user+0x30cc/0x48a0 [ 126.231729][ T6687] ? tun_get_user+0x2bba/0x48a0 [ 126.236608][ T6687] ? preempt_schedule_thunk+0x1a/0x30 [ 126.242081][ T6687] ? __pfx_tun_get_user+0x10/0x10 [ 126.247131][ T6687] ? try_to_wake_up+0x9c3/0x1470 [ 126.252125][ T6687] ? tun_get+0x1e/0x2f0 [ 126.256290][ T6687] ? rcu_is_watching+0x15/0xb0 [ 126.261065][ T6687] ? tun_get+0x1e/0x2f0 [ 126.265324][ T6687] ? lock_release+0xbf/0xa30 [ 126.269958][ T6687] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 126.275505][ T6687] ? __pfx_lock_release+0x10/0x10 [ 126.280645][ T6687] ? futex_wake+0x523/0x5c0 [ 126.285221][ T6687] ? tun_get+0x1e/0x2f0 [ 126.289487][ T6687] ? tun_get+0x27d/0x2f0 [ 126.293732][ T6687] tun_chr_write_iter+0x10d/0x1f0 [ 126.298782][ T6687] vfs_write+0xaeb/0xd30 [ 126.303034][ T6687] ? __pfx_tun_chr_write_iter+0x10/0x10 [ 126.308659][ T6687] ? __pfx_vfs_write+0x10/0x10 [ 126.313422][ T6687] ? __fget_files+0x2a/0x410 [ 126.318001][ T6687] ? __fget_files+0x2a/0x410 [ 126.322669][ T6687] ksys_write+0x18f/0x2b0 [ 126.327001][ T6687] ? __pfx_ksys_write+0x10/0x10 [ 126.331842][ T6687] ? rcu_is_watching+0x15/0xb0 [ 126.336612][ T6687] ? rcu_is_watching+0x15/0xb0 [ 126.341382][ T6687] do_syscall_64+0xf3/0x230 [ 126.345895][ T6687] ? clear_bhb_loop+0x35/0x90 [ 126.350582][ T6687] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 126.356584][ T6687] RIP: 0033:0x7fcec0d7e98f [ 126.361011][ T6687] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 126.380709][ T6687] RSP: 002b:00007fcec1c47020 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 126.389278][ T6687] RAX: ffffffffffffffda RBX: 00007fcec0f45fa0 RCX: 00007fcec0d7e98f [ 126.397265][ T6687] RDX: 0000000000011dc0 RSI: 00000000200004c0 RDI: 00000000000000c8 [ 126.405340][ T6687] RBP: 00007fcec0df3cc8 R08: 0000000000000000 R09: 0000000000000000