Warning: Permanently added '10.128.1.15' (ED25519) to the list of known hosts. [ 101.481049][ T24] cfg80211: failed to load regulatory.db 2025/10/13 15:03:26 parsed 1 programs [ 108.331208][ T5825] cgroup: Unknown subsys name 'net' [ 108.465047][ T5825] cgroup: Unknown subsys name 'cpuset' [ 108.474858][ T5825] cgroup: Unknown subsys name 'rlimit' [ 110.221312][ T5825] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 112.875187][ T5838] chnl_net:caif_netlink_parms(): no params data found [ 112.975213][ T5838] bridge0: port 1(bridge_slave_0) entered blocking state [ 112.983134][ T5838] bridge0: port 1(bridge_slave_0) entered disabled state [ 112.990775][ T5838] bridge_slave_0: entered allmulticast mode [ 112.999340][ T5838] bridge_slave_0: entered promiscuous mode [ 113.009397][ T5838] bridge0: port 2(bridge_slave_1) entered blocking state [ 113.017019][ T5838] bridge0: port 2(bridge_slave_1) entered disabled state [ 113.024369][ T5838] bridge_slave_1: entered allmulticast mode [ 113.032052][ T5838] bridge_slave_1: entered promiscuous mode [ 113.071650][ T5838] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 113.084971][ T5838] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 113.126969][ T5838] team0: Port device team_slave_0 added [ 113.135507][ T5838] team0: Port device team_slave_1 added [ 113.171623][ T5838] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 113.178596][ T5838] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 113.204616][ T5838] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 113.218533][ T5838] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 113.225580][ T5838] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 113.251645][ T5838] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 113.309140][ T5838] hsr_slave_0: entered promiscuous mode [ 113.315817][ T5838] hsr_slave_1: entered promiscuous mode [ 113.499688][ T5838] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 113.513279][ T5838] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 113.524874][ T5838] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 113.535508][ T5838] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 113.571938][ T5838] bridge0: port 2(bridge_slave_1) entered blocking state [ 113.579148][ T5838] bridge0: port 2(bridge_slave_1) entered forwarding state [ 113.587440][ T5838] bridge0: port 1(bridge_slave_0) entered blocking state [ 113.594633][ T5838] bridge0: port 1(bridge_slave_0) entered forwarding state [ 113.669193][ T5838] 8021q: adding VLAN 0 to HW filter on device bond0 [ 113.690492][ T60] bridge0: port 1(bridge_slave_0) entered disabled state [ 113.700094][ T60] bridge0: port 2(bridge_slave_1) entered disabled state [ 113.719522][ T5838] 8021q: adding VLAN 0 to HW filter on device team0 [ 113.734995][ T50] bridge0: port 1(bridge_slave_0) entered blocking state [ 113.742152][ T50] bridge0: port 1(bridge_slave_0) entered forwarding state [ 113.756659][ T60] bridge0: port 2(bridge_slave_1) entered blocking state [ 113.763822][ T60] bridge0: port 2(bridge_slave_1) entered forwarding state [ 114.006359][ T5838] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 114.057203][ T5838] veth0_vlan: entered promiscuous mode [ 114.069406][ T5838] veth1_vlan: entered promiscuous mode [ 114.106033][ T5838] veth0_macvtap: entered promiscuous mode [ 114.116196][ T5838] veth1_macvtap: entered promiscuous mode [ 114.137369][ T5838] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 114.153336][ T5838] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 114.169767][ T3493] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.179704][ T3493] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.192907][ T3493] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.206680][ T3493] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.281007][ T5838] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 114.429251][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 114.497431][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 114.577081][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 114.668059][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 114.982915][ T5873] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 114.996901][ T5873] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 115.005352][ T5873] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 115.014496][ T5873] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 115.022470][ T5873] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 116.921652][ T12] bridge_slave_1: left allmulticast mode [ 116.928471][ T12] bridge_slave_1: left promiscuous mode [ 116.943178][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.993514][ T12] bridge_slave_0: left allmulticast mode [ 116.999213][ T12] bridge_slave_0: left promiscuous mode [ 117.005809][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 117.325044][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 117.337990][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 117.349189][ T12] bond0 (unregistering): Released all slaves [ 117.489844][ T12] hsr_slave_0: left promiscuous mode [ 117.500086][ T12] hsr_slave_1: left promiscuous mode [ 117.511531][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 117.518956][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 117.528090][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 117.537030][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 117.558750][ T12] veth1_macvtap: left promiscuous mode [ 117.572433][ T12] veth0_macvtap: left promiscuous mode [ 117.578124][ T12] veth1_vlan: left promiscuous mode [ 117.584424][ T12] veth0_vlan: left promiscuous mode [ 117.879331][ T12] team0 (unregistering): Port device team_slave_1 removed [ 117.903876][ T12] team0 (unregistering): Port device team_slave_0 removed [ 118.741000][ T50] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 118.748977][ T50] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 118.799357][ T50] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 118.807858][ T50] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/10/13 15:03:45 executed programs: 0 [ 121.578843][ T5873] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 121.587704][ T5873] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 121.602799][ T5873] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 121.612805][ T5873] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 121.622522][ T5873] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 121.867995][ T5990] chnl_net:caif_netlink_parms(): no params data found [ 121.965919][ T5990] bridge0: port 1(bridge_slave_0) entered blocking state [ 121.973321][ T5990] bridge0: port 1(bridge_slave_0) entered disabled state [ 121.980763][ T5990] bridge_slave_0: entered allmulticast mode [ 121.988383][ T5990] bridge_slave_0: entered promiscuous mode [ 121.998445][ T5990] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.005935][ T5990] bridge0: port 2(bridge_slave_1) entered disabled state [ 122.013377][ T5990] bridge_slave_1: entered allmulticast mode [ 122.021695][ T5990] bridge_slave_1: entered promiscuous mode [ 122.060498][ T5990] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 122.073029][ T5990] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 122.114869][ T5990] team0: Port device team_slave_0 added [ 122.123454][ T5990] team0: Port device team_slave_1 added [ 122.159148][ T5990] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 122.166156][ T5990] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 122.192515][ T5990] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 122.205057][ T5990] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 122.212083][ T5990] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 122.238071][ T5990] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 122.297958][ T5990] hsr_slave_0: entered promiscuous mode [ 122.304928][ T5990] hsr_slave_1: entered promiscuous mode [ 122.847243][ T5990] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 122.861517][ T5990] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 122.880960][ T5990] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 122.893668][ T5990] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 123.020524][ T5990] 8021q: adding VLAN 0 to HW filter on device bond0 [ 123.054869][ T5990] 8021q: adding VLAN 0 to HW filter on device team0 [ 123.068928][ T50] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.076166][ T50] bridge0: port 1(bridge_slave_0) entered forwarding state [ 123.103807][ T50] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.111034][ T50] bridge0: port 2(bridge_slave_1) entered forwarding state [ 123.425454][ T5990] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 123.489404][ T5990] veth0_vlan: entered promiscuous mode [ 123.505443][ T5990] veth1_vlan: entered promiscuous mode [ 123.545775][ T5990] veth0_macvtap: entered promiscuous mode [ 123.557889][ T5990] veth1_macvtap: entered promiscuous mode [ 123.580755][ T5990] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 123.597883][ T5990] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 123.617766][ T50] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.628019][ T50] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.643978][ T50] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.657351][ T50] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.711419][ T5873] Bluetooth: hci0: command tx timeout [ 123.755395][ T60] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 123.763889][ T60] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 123.807176][ T50] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 123.816860][ T50] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 123.892839][ T6041] loop0: detected capacity change from 0 to 512 [ 123.956550][ T6041] [ 123.958931][ T6041] ====================================================== [ 123.965956][ T6041] WARNING: possible circular locking dependency detected [ 123.972974][ T6041] syzkaller #0 Not tainted [ 123.977386][ T6041] ------------------------------------------------------ [ 123.984397][ T6041] syz.0.17/6041 is trying to acquire lock: [ 123.990199][ T6041] ffff88803353ab98 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x27a/0x600 [ 124.000097][ T6041] [ 124.000097][ T6041] but task is already holding lock: [ 124.007455][ T6041] ffff88805a46ba28 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x4ba/0x870 [ 124.017386][ T6041] [ 124.017386][ T6041] which lock already depends on the new lock. [ 124.017386][ T6041] [ 124.027790][ T6041] [ 124.027790][ T6041] the existing dependency chain (in reverse order) is: [ 124.036804][ T6041] [ 124.036804][ T6041] -> #2 (&ei->xattr_sem){++++}-{4:4}: [ 124.044402][ T6041] down_read+0x9b/0x480 [ 124.049100][ T6041] ext4_setattr+0x875/0x2ae0 [ 124.054224][ T6041] notify_change+0x6d2/0x12a0 [ 124.059460][ T6041] chown_common+0x54e/0x680 [ 124.064513][ T6041] do_fchownat+0x1a7/0x200 [ 124.069478][ T6041] __x64_sys_chown+0x7b/0xc0 [ 124.074903][ T6041] do_syscall_64+0xcd/0xfa0 [ 124.079970][ T6041] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 124.086402][ T6041] [ 124.086402][ T6041] -> #1 (jbd2_handle){++++}-{0:0}: [ 124.093731][ T6041] start_this_handle+0x5ea/0x1410 [ 124.099305][ T6041] jbd2__journal_start+0x394/0x6a0 [ 124.104963][ T6041] __ext4_journal_start_sb+0x195/0x690 [ 124.110977][ T6041] ext4_do_writepages+0xc23/0x3cf0 [ 124.116645][ T6041] ext4_writepages+0x37a/0x7d0 [ 124.121964][ T6041] do_writepages+0x27a/0x600 [ 124.127105][ T6041] __writeback_single_inode+0x160/0xfb0 [ 124.133207][ T6041] writeback_sb_inodes+0x60d/0xfa0 [ 124.138875][ T6041] __writeback_inodes_wb+0xf8/0x2d0 [ 124.144635][ T6041] wb_writeback+0x7f3/0xb70 [ 124.149694][ T6041] wb_workfn+0x8ca/0xbe0 [ 124.154468][ T6041] process_one_work+0x9cf/0x1b70 [ 124.159961][ T6041] worker_thread+0x6c8/0xf10 [ 124.165106][ T6041] kthread+0x3c5/0x780 [ 124.169725][ T6041] ret_from_fork+0x675/0x7d0 [ 124.174862][ T6041] ret_from_fork_asm+0x1a/0x30 [ 124.180168][ T6041] [ 124.180168][ T6041] -> #0 (&sbi->s_writepages_rwsem){++++}-{0:0}: [ 124.188627][ T6041] __lock_acquire+0x126f/0x1c90 [ 124.194030][ T6041] lock_acquire+0x179/0x350 [ 124.199077][ T6041] ext4_writepages+0x224/0x7d0 [ 124.204398][ T6041] do_writepages+0x27a/0x600 [ 124.209534][ T6041] __writeback_single_inode+0x160/0xfb0 [ 124.215627][ T6041] writeback_single_inode+0x2bc/0x550 [ 124.221546][ T6041] write_inode_now+0x170/0x1e0 [ 124.226837][ T6041] iput.part.0+0x487/0xb00 [ 124.231789][ T6041] iput+0x35/0x40 [ 124.236071][ T6041] ext4_xattr_block_set+0x67c/0x3650 [ 124.241894][ T6041] ext4_expand_extra_isize_ea+0x1442/0x1ab0 [ 124.248326][ T6041] __ext4_expand_extra_isize+0x346/0x480 [ 124.254485][ T6041] __ext4_mark_inode_dirty+0x544/0x870 [ 124.260488][ T6041] ext4_evict_inode+0x74e/0x18e0 [ 124.265953][ T6041] evict+0x3e6/0x920 [ 124.270379][ T6041] iput.part.0+0x6a9/0xb00 [ 124.275331][ T6041] iput+0x35/0x40 [ 124.279494][ T6041] ext4_orphan_cleanup+0x731/0x11e0 [ 124.285232][ T6041] ext4_fill_super+0x8db7/0xaf70 [ 124.290694][ T6041] get_tree_bdev_flags+0x38c/0x620 [ 124.296327][ T6041] vfs_get_tree+0x8e/0x340 [ 124.301280][ T6041] path_mount+0x7b9/0x23a0 [ 124.306226][ T6041] __x64_sys_mount+0x293/0x310 [ 124.311516][ T6041] do_syscall_64+0xcd/0xfa0 [ 124.316558][ T6041] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 124.322970][ T6041] [ 124.322970][ T6041] other info that might help us debug this: [ 124.322970][ T6041] [ 124.333182][ T6041] Chain exists of: [ 124.333182][ T6041] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem [ 124.333182][ T6041] [ 124.346682][ T6041] Possible unsafe locking scenario: [ 124.346682][ T6041] [ 124.354118][ T6041] CPU0 CPU1 [ 124.359468][ T6041] ---- ---- [ 124.364816][ T6041] lock(&ei->xattr_sem); [ 124.369144][ T6041] lock(jbd2_handle); [ 124.375731][ T6041] lock(&ei->xattr_sem); [ 124.382580][ T6041] rlock(&sbi->s_writepages_rwsem); [ 124.387863][ T6041] [ 124.387863][ T6041] *** DEADLOCK *** [ 124.387863][ T6041] [ 124.395990][ T6041] 3 locks held by syz.0.17/6041: [ 124.400918][ T6041] #0: ffff8880335380e0 (&type->s_umount_key#27/1){+.+.}-{4:4}, at: alloc_super+0x1e3/0xb60 [ 124.411078][ T6041] #1: ffff888033538610 (sb_internal){.+.+}-{0:0}, at: evict+0x3e6/0x920 [ 124.419568][ T6041] #2: ffff88805a46ba28 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x4ba/0x870 [ 124.429894][ T6041] [ 124.429894][ T6041] stack backtrace: [ 124.435778][ T6041] CPU: 1 UID: 0 PID: 6041 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 124.435816][ T6041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 124.435839][ T6041] Call Trace: [ 124.435849][ T6041] [ 124.435863][ T6041] dump_stack_lvl+0x116/0x1f0 [ 124.435916][ T6041] print_circular_bug+0x275/0x350 [ 124.435962][ T6041] check_noncircular+0x14c/0x170 [ 124.436004][ T6041] __lock_acquire+0x126f/0x1c90 [ 124.436047][ T6041] ? __lock_acquire+0x622/0x1c90 [ 124.436087][ T6041] lock_acquire+0x179/0x350 [ 124.436131][ T6041] ? do_writepages+0x27a/0x600 [ 124.436175][ T6041] ? __pfx___might_resched+0x10/0x10 [ 124.436232][ T6041] ext4_writepages+0x224/0x7d0 [ 124.436284][ T6041] ? do_writepages+0x27a/0x600 [ 124.436326][ T6041] ? __pfx_ext4_writepages+0x10/0x10 [ 124.436375][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.436415][ T6041] ? __lock_acquire+0xb8a/0x1c90 [ 124.436462][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.436503][ T6041] ? __pfx_ext4_writepages+0x10/0x10 [ 124.436555][ T6041] do_writepages+0x27a/0x600 [ 124.436602][ T6041] ? __pfx_do_writepages+0x10/0x10 [ 124.436651][ T6041] __writeback_single_inode+0x160/0xfb0 [ 124.436710][ T6041] ? __pfx___writeback_single_inode+0x10/0x10 [ 124.436760][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.436798][ T6041] ? do_raw_spin_unlock+0x172/0x230 [ 124.436845][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.436888][ T6041] writeback_single_inode+0x2bc/0x550 [ 124.436952][ T6041] write_inode_now+0x170/0x1e0 [ 124.436980][ T6041] ? __pfx_write_inode_now+0x10/0x10 [ 124.437030][ T6041] ? find_held_lock+0x2b/0x80 [ 124.437081][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.437121][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.437162][ T6041] iput.part.0+0x487/0xb00 [ 124.437216][ T6041] iput+0x35/0x40 [ 124.437258][ T6041] ext4_xattr_block_set+0x67c/0x3650 [ 124.437309][ T6041] ? __pfx_ext4_xattr_block_set+0x10/0x10 [ 124.437352][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.437390][ T6041] ? xattr_find_entry+0x289/0x330 [ 124.437433][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.437470][ T6041] ? ext4_xattr_block_find+0x59/0x430 [ 124.437511][ T6041] ext4_expand_extra_isize_ea+0x1442/0x1ab0 [ 124.437568][ T6041] ? __pfx_ext4_expand_extra_isize_ea+0x10/0x10 [ 124.437623][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.437664][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.437705][ T6041] ? dquot_initialize_needed+0x183/0x2a0 [ 124.437752][ T6041] __ext4_expand_extra_isize+0x346/0x480 [ 124.437795][ T6041] __ext4_mark_inode_dirty+0x544/0x870 [ 124.437850][ T6041] ? __pfx___ext4_mark_inode_dirty+0x10/0x10 [ 124.437902][ T6041] ? __pfx___might_resched+0x10/0x10 [ 124.437962][ T6041] ? ext4_journal_check_start+0x22b/0x340 [ 124.438011][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.438049][ T6041] ? __ext4_journal_start_sb+0x19e/0x690 [ 124.438095][ T6041] ? ext4_evict_inode+0x5cf/0x18e0 [ 124.438126][ T6041] ext4_evict_inode+0x74e/0x18e0 [ 124.438158][ T6041] ? __pfx_ext4_evict_inode+0x10/0x10 [ 124.438187][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.438229][ T6041] ? __pfx_ext4_evict_inode+0x10/0x10 [ 124.438257][ T6041] evict+0x3e6/0x920 [ 124.438301][ T6041] ? __pfx_evict+0x10/0x10 [ 124.438343][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.438385][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.438428][ T6041] iput.part.0+0x6a9/0xb00 [ 124.438471][ T6041] ? __pfx_ext4_drop_inode+0x10/0x10 [ 124.438518][ T6041] iput+0x35/0x40 [ 124.438559][ T6041] ext4_orphan_cleanup+0x731/0x11e0 [ 124.438617][ T6041] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 124.438672][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.438710][ T6041] ? ext4_register_li_request+0xec/0x9b0 [ 124.438747][ T6041] ext4_fill_super+0x8db7/0xaf70 [ 124.438794][ T6041] ? __pfx_ext4_fill_super+0x10/0x10 [ 124.438826][ T6041] ? do_raw_spin_lock+0x12c/0x2b0 [ 124.438871][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.438909][ T6041] ? find_held_lock+0x2b/0x80 [ 124.438966][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.439004][ T6041] ? sb_set_blocksize+0x176/0x1d0 [ 124.439042][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.439079][ T6041] ? setup_bdev_super+0x369/0x730 [ 124.439110][ T6041] get_tree_bdev_flags+0x38c/0x620 [ 124.439144][ T6041] ? __pfx_ext4_fill_super+0x10/0x10 [ 124.439178][ T6041] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 124.439214][ T6041] ? apparmor_capable+0x114/0x1d0 [ 124.439248][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.439286][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.439323][ T6041] ? security_capable+0x7e/0x260 [ 124.439376][ T6041] vfs_get_tree+0x8e/0x340 [ 124.439425][ T6041] path_mount+0x7b9/0x23a0 [ 124.439470][ T6041] ? __pfx_path_mount+0x10/0x10 [ 124.439512][ T6041] ? putname+0x154/0x1a0 [ 124.439557][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.439595][ T6041] ? putname+0x154/0x1a0 [ 124.439638][ T6041] ? __x64_sys_mount+0x293/0x310 [ 124.439678][ T6041] __x64_sys_mount+0x293/0x310 [ 124.439720][ T6041] ? __pfx___x64_sys_mount+0x10/0x10 [ 124.439761][ T6041] ? xfd_validate_state+0x61/0x180 [ 124.439804][ T6041] do_syscall_64+0xcd/0xfa0 [ 124.439855][ T6041] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 124.439887][ T6041] RIP: 0033:0x7f2f2339066a [ 124.439911][ T6041] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 124.439947][ T6041] RSP: 002b:00007ffcd5101218 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 124.439976][ T6041] RAX: ffffffffffffffda RBX: 00007ffcd51012a0 RCX: 00007f2f2339066a [ 124.439997][ T6041] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffcd5101260 [ 124.440017][ T6041] RBP: 0000200000000180 R08: 00007ffcd51012a0 R09: 0000000000800718 [ 124.440038][ T6041] R10: 0000000000800718 R11: 0000000000000246 R12: 00002000000001c0 [ 124.440058][ T6041] R13: 00007ffcd5101260 R14: 0000000000000473 R15: 0000200000000680 [ 124.440088][ T6041] [ 125.018805][ T6041] ------------[ cut here ]------------ [ 125.024342][ T6041] EA inode 11 i_nlink=2 [ 125.030677][ T6041] WARNING: CPU: 0 PID: 6041 at fs/ext4/xattr.c:1056 ext4_xattr_inode_update_ref+0x4ec/0x610 [ 125.044990][ T6041] Modules linked in: [ 125.048909][ T6041] CPU: 0 UID: 0 PID: 6041 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 125.058445][ T6041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 125.068924][ T6041] RIP: 0010:ext4_xattr_inode_update_ref+0x4ec/0x610 [ 125.075938][ T6041] Code: df 48 8d 7b 40 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 23 01 00 00 48 8b 73 40 44 89 e2 48 c7 c7 c0 5d a8 8b e8 35 00 ed fe 90 <0f> 0b 90 90 e9 d9 fe ff ff e8 36 cb 2e ff 44 0f b6 2d 22 8b dd 0d [ 125.095997][ T6041] RSP: 0018:ffffc90003b8f178 EFLAGS: 00010282 [ 125.102439][ T6041] RAX: 0000000000000000 RBX: ffff8880773cb268 RCX: ffffffff817b5ee8 [ 125.110742][ T6041] RDX: ffff8880253d9e40 RSI: ffffffff817b5ef5 RDI: 0000000000000001 [ 125.118734][ T6041] RBP: ffffc90003b8f240 R08: 0000000000000001 R09: 0000000000000000 [ 125.127120][ T6041] R10: 0000000000000001 R11: 000000002d2d2d2d R12: 0000000000000002 [ 125.135409][ T6041] R13: 0000000000000000 R14: 1ffff92000771e32 R15: ffff8880773cb458 [ 125.143453][ T6041] FS: 000055555865f500(0000) GS:ffff8881249da000(0000) knlGS:0000000000000000 [ 125.152457][ T6041] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.159054][ T6041] CR2: 00007f3c3d9c0440 CR3: 0000000076cc4000 CR4: 0000000000350ef0 [ 125.167114][ T6041] Call Trace: [ 125.170427][ T6041] [ 125.173366][ T6041] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10 [ 125.179734][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.185463][ T6041] ? ext4_xattr_inode_iget+0x1ee/0x400 [ 125.191096][ T6041] ext4_xattr_set_entry+0x158f/0x1f00 [ 125.196519][ T6041] ? __pfx_ext4_xattr_set_entry+0x10/0x10 [ 125.202317][ T6041] ? xattr_find_entry+0x289/0x330 [ 125.207378][ T6041] ext4_xattr_ibody_set+0x3d6/0x5d0 [ 125.212677][ T6041] ext4_expand_extra_isize_ea+0x148c/0x1ab0 [ 125.218619][ T6041] ? __pfx_ext4_expand_extra_isize_ea+0x10/0x10 [ 125.224936][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.230684][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.236343][ T6041] ? dquot_initialize_needed+0x183/0x2a0 [ 125.242073][ T6041] __ext4_expand_extra_isize+0x346/0x480 [ 125.247741][ T6041] __ext4_mark_inode_dirty+0x544/0x870 [ 125.253287][ T6041] ? __pfx___ext4_mark_inode_dirty+0x10/0x10 [ 125.259311][ T6041] ? __pfx___might_resched+0x10/0x10 [ 125.264673][ T6041] ? ext4_journal_check_start+0x22b/0x340 [ 125.270459][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.276117][ T6041] ? __ext4_journal_start_sb+0x19e/0x690 [ 125.281814][ T6041] ? ext4_evict_inode+0x5cf/0x18e0 [ 125.286947][ T6041] ext4_evict_inode+0x74e/0x18e0 [ 125.291960][ T6041] ? __pfx_ext4_evict_inode+0x10/0x10 [ 125.297348][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.303068][ T6041] ? __pfx_ext4_evict_inode+0x10/0x10 [ 125.308452][ T6041] evict+0x3e6/0x920 [ 125.312414][ T6041] ? __pfx_evict+0x10/0x10 [ 125.316866][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.322589][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.328262][ T6041] iput.part.0+0x6a9/0xb00 [ 125.332775][ T6041] ? __pfx_ext4_drop_inode+0x10/0x10 [ 125.338099][ T6041] iput+0x35/0x40 [ 125.341801][ T6041] ext4_orphan_cleanup+0x731/0x11e0 [ 125.347047][ T6041] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 125.352773][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.358433][ T6041] ? ext4_register_li_request+0xec/0x9b0 [ 125.364444][ T6041] ext4_fill_super+0x8db7/0xaf70 [ 125.369421][ T6041] ? __pfx_ext4_fill_super+0x10/0x10 [ 125.374755][ T6041] ? do_raw_spin_lock+0x12c/0x2b0 [ 125.379810][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.385513][ T6041] ? find_held_lock+0x2b/0x80 [ 125.390283][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.395947][ T6041] ? sb_set_blocksize+0x176/0x1d0 [ 125.401032][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.406690][ T6041] ? setup_bdev_super+0x369/0x730 [ 125.411779][ T6041] get_tree_bdev_flags+0x38c/0x620 [ 125.416914][ T6041] ? __pfx_ext4_fill_super+0x10/0x10 [ 125.422287][ T6041] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 125.427953][ T6041] ? apparmor_capable+0x114/0x1d0 [ 125.433027][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.438685][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.444386][ T6041] ? security_capable+0x7e/0x260 [ 125.449368][ T6041] vfs_get_tree+0x8e/0x340 [ 125.453893][ T6041] path_mount+0x7b9/0x23a0 [ 125.458357][ T6041] ? __pfx_path_mount+0x10/0x10 [ 125.463286][ T6041] ? putname+0x154/0x1a0 [ 125.467578][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.473286][ T6041] ? putname+0x154/0x1a0 [ 125.477561][ T6041] ? __x64_sys_mount+0x293/0x310 [ 125.482578][ T6041] __x64_sys_mount+0x293/0x310 [ 125.487370][ T6041] ? __pfx___x64_sys_mount+0x10/0x10 [ 125.492720][ T6041] ? xfd_validate_state+0x61/0x180 [ 125.497861][ T6041] do_syscall_64+0xcd/0xfa0 [ 125.502441][ T6041] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 125.508350][ T6041] RIP: 0033:0x7f2f2339066a [ 125.512813][ T6041] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 125.532541][ T6041] RSP: 002b:00007ffcd5101218 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 125.541040][ T6041] RAX: ffffffffffffffda RBX: 00007ffcd51012a0 RCX: 00007f2f2339066a [ 125.549031][ T6041] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffcd5101260 [ 125.557051][ T6041] RBP: 0000200000000180 R08: 00007ffcd51012a0 R09: 0000000000800718 [ 125.565063][ T6041] R10: 0000000000800718 R11: 0000000000000246 R12: 00002000000001c0 [ 125.573139][ T6041] R13: 00007ffcd5101260 R14: 0000000000000473 R15: 0000200000000680 [ 125.581177][ T6041] [ 125.584204][ T6041] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 125.591481][ T6041] CPU: 0 UID: 0 PID: 6041 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 125.600595][ T6041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 125.610645][ T6041] Call Trace: [ 125.613916][ T6041] [ 125.616842][ T6041] dump_stack_lvl+0x3d/0x1f0 [ 125.621454][ T6041] vpanic+0x640/0x6f0 [ 125.625447][ T6041] ? ext4_xattr_inode_update_ref+0x4ec/0x610 [ 125.631436][ T6041] panic+0xca/0xd0 [ 125.635166][ T6041] ? __pfx_panic+0x10/0x10 [ 125.639596][ T6041] ? check_panic_on_warn+0x1f/0xb0 [ 125.644719][ T6041] check_panic_on_warn+0xab/0xb0 [ 125.649671][ T6041] __warn+0xf6/0x3c0 [ 125.653573][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.659218][ T6041] ? ext4_xattr_inode_update_ref+0x4ec/0x610 [ 125.665212][ T6041] report_bug+0x3c3/0x580 [ 125.669558][ T6041] ? ext4_xattr_inode_update_ref+0x4ec/0x610 [ 125.675549][ T6041] handle_bug+0x184/0x210 [ 125.679885][ T6041] exc_invalid_op+0x17/0x50 [ 125.684389][ T6041] asm_exc_invalid_op+0x1a/0x20 [ 125.689243][ T6041] RIP: 0010:ext4_xattr_inode_update_ref+0x4ec/0x610 [ 125.695844][ T6041] Code: df 48 8d 7b 40 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 23 01 00 00 48 8b 73 40 44 89 e2 48 c7 c7 c0 5d a8 8b e8 35 00 ed fe 90 <0f> 0b 90 90 e9 d9 fe ff ff e8 36 cb 2e ff 44 0f b6 2d 22 8b dd 0d [ 125.715455][ T6041] RSP: 0018:ffffc90003b8f178 EFLAGS: 00010282 [ 125.721524][ T6041] RAX: 0000000000000000 RBX: ffff8880773cb268 RCX: ffffffff817b5ee8 [ 125.729493][ T6041] RDX: ffff8880253d9e40 RSI: ffffffff817b5ef5 RDI: 0000000000000001 [ 125.737458][ T6041] RBP: ffffc90003b8f240 R08: 0000000000000001 R09: 0000000000000000 [ 125.745427][ T6041] R10: 0000000000000001 R11: 000000002d2d2d2d R12: 0000000000000002 [ 125.753419][ T6041] R13: 0000000000000000 R14: 1ffff92000771e32 R15: ffff8880773cb458 [ 125.761396][ T6041] ? __warn_printk+0x198/0x350 [ 125.766170][ T6041] ? __warn_printk+0x1a5/0x350 [ 125.770945][ T6041] ? ext4_xattr_inode_update_ref+0x4eb/0x610 [ 125.776937][ T6041] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10 [ 125.783280][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.788922][ T6041] ? ext4_xattr_inode_iget+0x1ee/0x400 [ 125.794401][ T6041] ext4_xattr_set_entry+0x158f/0x1f00 [ 125.799795][ T6041] ? __pfx_ext4_xattr_set_entry+0x10/0x10 [ 125.805522][ T6041] ? xattr_find_entry+0x289/0x330 [ 125.810563][ T6041] ext4_xattr_ibody_set+0x3d6/0x5d0 [ 125.815778][ T6041] ext4_expand_extra_isize_ea+0x148c/0x1ab0 [ 125.821702][ T6041] ? __pfx_ext4_expand_extra_isize_ea+0x10/0x10 [ 125.827973][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.833620][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.839263][ T6041] ? dquot_initialize_needed+0x183/0x2a0 [ 125.844920][ T6041] __ext4_expand_extra_isize+0x346/0x480 [ 125.850570][ T6041] __ext4_mark_inode_dirty+0x544/0x870 [ 125.856058][ T6041] ? __pfx___ext4_mark_inode_dirty+0x10/0x10 [ 125.862065][ T6041] ? __pfx___might_resched+0x10/0x10 [ 125.867379][ T6041] ? ext4_journal_check_start+0x22b/0x340 [ 125.873120][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.878763][ T6041] ? __ext4_journal_start_sb+0x19e/0x690 [ 125.884414][ T6041] ? ext4_evict_inode+0x5cf/0x18e0 [ 125.889530][ T6041] ext4_evict_inode+0x74e/0x18e0 [ 125.894472][ T6041] ? __pfx_ext4_evict_inode+0x10/0x10 [ 125.899844][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.905488][ T6041] ? __pfx_ext4_evict_inode+0x10/0x10 [ 125.910859][ T6041] evict+0x3e6/0x920 [ 125.914771][ T6041] ? __pfx_evict+0x10/0x10 [ 125.919199][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.924847][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.930496][ T6041] iput.part.0+0x6a9/0xb00 [ 125.934929][ T6041] ? __pfx_ext4_drop_inode+0x10/0x10 [ 125.940234][ T6041] iput+0x35/0x40 [ 125.943883][ T6041] ext4_orphan_cleanup+0x731/0x11e0 [ 125.949114][ T6041] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 125.954772][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.960414][ T6041] ? ext4_register_li_request+0xec/0x9b0 [ 125.966058][ T6041] ext4_fill_super+0x8db7/0xaf70 [ 125.971017][ T6041] ? __pfx_ext4_fill_super+0x10/0x10 [ 125.976304][ T6041] ? do_raw_spin_lock+0x12c/0x2b0 [ 125.981343][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.986987][ T6041] ? find_held_lock+0x2b/0x80 [ 125.991692][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.997335][ T6041] ? sb_set_blocksize+0x176/0x1d0 [ 126.002368][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 126.008009][ T6041] ? setup_bdev_super+0x369/0x730 [ 126.013034][ T6041] get_tree_bdev_flags+0x38c/0x620 [ 126.018152][ T6041] ? __pfx_ext4_fill_super+0x10/0x10 [ 126.023443][ T6041] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 126.029091][ T6041] ? apparmor_capable+0x114/0x1d0 [ 126.034120][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 126.039764][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 126.045406][ T6041] ? security_capable+0x7e/0x260 [ 126.050370][ T6041] vfs_get_tree+0x8e/0x340 [ 126.054806][ T6041] path_mount+0x7b9/0x23a0 [ 126.059239][ T6041] ? __pfx_path_mount+0x10/0x10 [ 126.064103][ T6041] ? putname+0x154/0x1a0 [ 126.068363][ T6041] ? srso_alias_return_thunk+0x5/0xfbef5 [ 126.074002][ T6041] ? putname+0x154/0x1a0 [ 126.078260][ T6041] ? __x64_sys_mount+0x293/0x310 [ 126.083208][ T6041] __x64_sys_mount+0x293/0x310 [ 126.087988][ T6041] ? __pfx___x64_sys_mount+0x10/0x10 [ 126.093290][ T6041] ? xfd_validate_state+0x61/0x180 [ 126.098420][ T6041] do_syscall_64+0xcd/0xfa0 [ 126.102954][ T6041] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 126.108855][ T6041] RIP: 0033:0x7f2f2339066a [ 126.113269][ T6041] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 126.132881][ T6041] RSP: 002b:00007ffcd5101218 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 126.141303][ T6041] RAX: ffffffffffffffda RBX: 00007ffcd51012a0 RCX: 00007f2f2339066a [ 126.149273][ T6041] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffcd5101260 [ 126.157240][ T6041] RBP: 0000200000000180 R08: 00007ffcd51012a0 R09: 0000000000800718 [ 126.165207][ T6041] R10: 0000000000800718 R11: 0000000000000246 R12: 00002000000001c0 [ 126.173171][ T6041] R13: 00007ffcd5101260 R14: 0000000000000473 R15: 0000200000000680 [ 126.181149][ T6041] [ 126.184380][ T6041] Kernel Offset: disabled [ 126.188698][ T6041] Rebooting in 86400 seconds..