Warning: Permanently added '10.128.1.101' (ED25519) to the list of known hosts. 2025/10/16 14:36:15 parsed 1 programs [ 101.401509][ T910] cfg80211: failed to load regulatory.db [ 104.152592][ T5826] cgroup: Unknown subsys name 'net' [ 104.265280][ T5826] cgroup: Unknown subsys name 'cpuset' [ 104.275438][ T5826] cgroup: Unknown subsys name 'rlimit' [ 106.029708][ T5826] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 108.746147][ T5840] chnl_net:caif_netlink_parms(): no params data found [ 108.850917][ T5840] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.858373][ T5840] bridge0: port 1(bridge_slave_0) entered disabled state [ 108.865854][ T5840] bridge_slave_0: entered allmulticast mode [ 108.873524][ T5840] bridge_slave_0: entered promiscuous mode [ 108.883129][ T5840] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.890347][ T5840] bridge0: port 2(bridge_slave_1) entered disabled state [ 108.897687][ T5840] bridge_slave_1: entered allmulticast mode [ 108.906217][ T5840] bridge_slave_1: entered promiscuous mode [ 108.944988][ T5840] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 108.957473][ T5840] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 108.998360][ T5840] team0: Port device team_slave_0 added [ 109.006782][ T5840] team0: Port device team_slave_1 added [ 109.042928][ T5840] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 109.050102][ T5840] 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. [ 109.076817][ T5840] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 109.090203][ T5840] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 109.097147][ T5840] 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. [ 109.123671][ T5840] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 109.179092][ T5840] hsr_slave_0: entered promiscuous mode [ 109.185835][ T5840] hsr_slave_1: entered promiscuous mode [ 109.368624][ T5840] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 109.382187][ T5840] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 109.393531][ T5840] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 109.405143][ T5840] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 109.444225][ T5840] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.451510][ T5840] bridge0: port 2(bridge_slave_1) entered forwarding state [ 109.459554][ T5840] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.466700][ T5840] bridge0: port 1(bridge_slave_0) entered forwarding state [ 109.538357][ T5840] 8021q: adding VLAN 0 to HW filter on device bond0 [ 109.559224][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 109.568063][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 109.586819][ T5840] 8021q: adding VLAN 0 to HW filter on device team0 [ 109.602322][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.609536][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 109.623874][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.631061][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 109.876594][ T5840] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 109.930092][ T5840] veth0_vlan: entered promiscuous mode [ 109.943912][ T5840] veth1_vlan: entered promiscuous mode [ 109.977929][ T5840] veth0_macvtap: entered promiscuous mode [ 109.988052][ T5840] veth1_macvtap: entered promiscuous mode [ 110.010301][ T5840] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 110.027556][ T5840] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 110.043918][ T37] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.053445][ T37] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.063145][ T37] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.072484][ T37] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.153161][ T5840] 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. [ 110.322755][ T37] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.426851][ T37] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.551672][ T37] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.643678][ T37] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 111.412152][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 111.422173][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 111.430636][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 111.438843][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 111.446883][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 113.060766][ T37] bridge_slave_1: left allmulticast mode [ 113.066563][ T37] bridge_slave_1: left promiscuous mode [ 113.104738][ T37] bridge0: port 2(bridge_slave_1) entered disabled state [ 113.119866][ T37] bridge_slave_0: left allmulticast mode [ 113.125609][ T37] bridge_slave_0: left promiscuous mode [ 113.132992][ T37] bridge0: port 1(bridge_slave_0) entered disabled state [ 113.467130][ T37] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 113.481093][ T37] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 113.492550][ T37] bond0 (unregistering): Released all slaves [ 113.661948][ T37] hsr_slave_0: left promiscuous mode [ 113.668388][ T37] hsr_slave_1: left promiscuous mode [ 113.683712][ T37] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 113.691825][ T37] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 113.704213][ T37] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 113.736135][ T37] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 113.782071][ T37] veth1_macvtap: left promiscuous mode [ 113.787841][ T37] veth0_macvtap: left promiscuous mode [ 113.794147][ T37] veth1_vlan: left promiscuous mode [ 113.800617][ T37] veth0_vlan: left promiscuous mode [ 114.154380][ T37] team0 (unregistering): Port device team_slave_1 removed [ 114.185569][ T37] team0 (unregistering): Port device team_slave_0 removed [ 117.259154][ T37] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 117.270885][ T37] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 117.318788][ T1134] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 117.327714][ T1134] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/10/16 14:36:34 executed programs: 0 [ 118.153161][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 118.168647][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 118.177485][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 118.186563][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 118.195335][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 118.424238][ T5998] chnl_net:caif_netlink_parms(): no params data found [ 118.517053][ T5998] bridge0: port 1(bridge_slave_0) entered blocking state [ 118.524410][ T5998] bridge0: port 1(bridge_slave_0) entered disabled state [ 118.531697][ T5998] bridge_slave_0: entered allmulticast mode [ 118.539489][ T5998] bridge_slave_0: entered promiscuous mode [ 118.548653][ T5998] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.556015][ T5998] bridge0: port 2(bridge_slave_1) entered disabled state [ 118.563278][ T5998] bridge_slave_1: entered allmulticast mode [ 118.571086][ T5998] bridge_slave_1: entered promiscuous mode [ 118.610146][ T5998] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 118.622678][ T5998] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 118.662047][ T5998] team0: Port device team_slave_0 added [ 118.670812][ T5998] team0: Port device team_slave_1 added [ 118.705715][ T5998] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 118.713214][ T5998] 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. [ 118.739891][ T5998] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 118.753628][ T5998] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 118.761202][ T5998] 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. [ 118.787838][ T5998] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 118.845060][ T5998] hsr_slave_0: entered promiscuous mode [ 118.851801][ T5998] hsr_slave_1: entered promiscuous mode [ 119.374052][ T5998] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 119.386027][ T5998] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 119.400081][ T5998] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 119.415466][ T5998] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 119.538075][ T5998] 8021q: adding VLAN 0 to HW filter on device bond0 [ 119.562691][ T5998] 8021q: adding VLAN 0 to HW filter on device team0 [ 119.585083][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.592295][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.613553][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.620822][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 119.935669][ T5998] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 120.006443][ T5998] veth0_vlan: entered promiscuous mode [ 120.022728][ T5998] veth1_vlan: entered promiscuous mode [ 120.068099][ T5998] veth0_macvtap: entered promiscuous mode [ 120.078911][ T5998] veth1_macvtap: entered promiscuous mode [ 120.105212][ T5998] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 120.124215][ T5998] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 120.141539][ T1134] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 120.151840][ T1134] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 120.164024][ T1134] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 120.187655][ T1134] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 120.278403][ T1134] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 120.293656][ T5141] Bluetooth: hci0: command tx timeout [ 120.312174][ T1134] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 120.355729][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 120.365334][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 120.465251][ T6049] loop0: detected capacity change from 0 to 512 [ 120.541509][ T6049] [ 120.543877][ T6049] ====================================================== [ 120.550887][ T6049] WARNING: possible circular locking dependency detected [ 120.557900][ T6049] syzkaller #0 Not tainted [ 120.562311][ T6049] ------------------------------------------------------ [ 120.569324][ T6049] syz.0.17/6049 is trying to acquire lock: [ 120.575127][ T6049] ffff88802f3d4b98 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x27a/0x600 [ 120.585023][ T6049] [ 120.585023][ T6049] but task is already holding lock: [ 120.592381][ T6049] ffff88807376d6d8 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x4ba/0x870 [ 120.602288][ T6049] [ 120.602288][ T6049] which lock already depends on the new lock. [ 120.602288][ T6049] [ 120.612689][ T6049] [ 120.612689][ T6049] the existing dependency chain (in reverse order) is: [ 120.621701][ T6049] [ 120.621701][ T6049] -> #2 (&ei->xattr_sem){++++}-{4:4}: [ 120.629296][ T6049] down_read+0x9b/0x480 [ 120.633995][ T6049] ext4_setattr+0x875/0x2ae0 [ 120.639116][ T6049] notify_change+0x6d2/0x12a0 [ 120.644351][ T6049] chown_common+0x54e/0x680 [ 120.649401][ T6049] do_fchownat+0x1a7/0x200 [ 120.654370][ T6049] __x64_sys_chown+0x7b/0xc0 [ 120.659510][ T6049] do_syscall_64+0xcd/0xfa0 [ 120.664568][ T6049] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 120.670995][ T6049] [ 120.670995][ T6049] -> #1 (jbd2_handle){++++}-{0:0}: [ 120.678321][ T6049] start_this_handle+0x5ea/0x1410 [ 120.683889][ T6049] jbd2__journal_start+0x394/0x6a0 [ 120.689541][ T6049] __ext4_journal_start_sb+0x195/0x690 [ 120.695552][ T6049] ext4_do_writepages+0xc23/0x3cf0 [ 120.701219][ T6049] ext4_writepages+0x37a/0x7d0 [ 120.706539][ T6049] do_writepages+0x27a/0x600 [ 120.711676][ T6049] filemap_fdatawrite_wbc+0x104/0x160 [ 120.717593][ T6049] __filemap_fdatawrite_range+0xb9/0x100 [ 120.723766][ T6049] file_write_and_wait_range+0xca/0x140 [ 120.729849][ T6049] ext4_sync_file+0x310/0xf10 [ 120.735084][ T6049] vfs_fsync_range+0x139/0x220 [ 120.740388][ T6049] do_fsync+0x4b/0xa0 [ 120.744901][ T6049] __x64_sys_fsync+0x32/0x50 [ 120.750018][ T6049] do_syscall_64+0xcd/0xfa0 [ 120.755062][ T6049] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 120.761482][ T6049] [ 120.761482][ T6049] -> #0 (&sbi->s_writepages_rwsem){++++}-{0:0}: [ 120.769928][ T6049] __lock_acquire+0x126f/0x1c90 [ 120.775313][ T6049] lock_acquire+0x179/0x350 [ 120.780343][ T6049] ext4_writepages+0x224/0x7d0 [ 120.785645][ T6049] do_writepages+0x27a/0x600 [ 120.790766][ T6049] __writeback_single_inode+0x160/0xfb0 [ 120.796851][ T6049] writeback_single_inode+0x2bc/0x550 [ 120.802763][ T6049] write_inode_now+0x170/0x1e0 [ 120.808042][ T6049] iput.part.0+0x487/0xb00 [ 120.812991][ T6049] iput+0x35/0x40 [ 120.817157][ T6049] ext4_xattr_block_set+0x67c/0x3650 [ 120.822971][ T6049] ext4_expand_extra_isize_ea+0x1442/0x1ab0 [ 120.829400][ T6049] __ext4_expand_extra_isize+0x346/0x480 [ 120.835565][ T6049] __ext4_mark_inode_dirty+0x544/0x870 [ 120.841563][ T6049] ext4_evict_inode+0x74e/0x18e0 [ 120.847016][ T6049] evict+0x3e6/0x920 [ 120.851441][ T6049] iput.part.0+0x6a9/0xb00 [ 120.856395][ T6049] iput+0x35/0x40 [ 120.860560][ T6049] ext4_orphan_cleanup+0x731/0x11e0 [ 120.866299][ T6049] ext4_fill_super+0x8db7/0xaf70 [ 120.871765][ T6049] get_tree_bdev_flags+0x38c/0x620 [ 120.877399][ T6049] vfs_get_tree+0x8e/0x340 [ 120.882359][ T6049] path_mount+0x7b9/0x23a0 [ 120.887304][ T6049] __x64_sys_mount+0x293/0x310 [ 120.892597][ T6049] do_syscall_64+0xcd/0xfa0 [ 120.897639][ T6049] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 120.904054][ T6049] [ 120.904054][ T6049] other info that might help us debug this: [ 120.904054][ T6049] [ 120.914267][ T6049] Chain exists of: [ 120.914267][ T6049] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem [ 120.914267][ T6049] [ 120.927678][ T6049] Possible unsafe locking scenario: [ 120.927678][ T6049] [ 120.935122][ T6049] CPU0 CPU1 [ 120.940475][ T6049] ---- ---- [ 120.945825][ T6049] lock(&ei->xattr_sem); [ 120.950155][ T6049] lock(jbd2_handle); [ 120.956744][ T6049] lock(&ei->xattr_sem); [ 120.963593][ T6049] rlock(&sbi->s_writepages_rwsem); [ 120.968880][ T6049] [ 120.968880][ T6049] *** DEADLOCK *** [ 120.968880][ T6049] [ 120.977007][ T6049] 3 locks held by syz.0.17/6049: [ 120.981941][ T6049] #0: ffff88802f3d60e0 (&type->s_umount_key#27/1){+.+.}-{4:4}, at: alloc_super+0x1e3/0xb60 [ 120.992100][ T6049] #1: ffff88802f3d6610 (sb_internal){.+.+}-{0:0}, at: evict+0x3e6/0x920 [ 121.000592][ T6049] #2: ffff88807376d6d8 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x4ba/0x870 [ 121.010915][ T6049] [ 121.010915][ T6049] stack backtrace: [ 121.016793][ T6049] CPU: 0 UID: 0 PID: 6049 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 121.016829][ T6049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 121.016848][ T6049] Call Trace: [ 121.016859][ T6049] [ 121.016870][ T6049] dump_stack_lvl+0x116/0x1f0 [ 121.016920][ T6049] print_circular_bug+0x275/0x350 [ 121.016960][ T6049] check_noncircular+0x14c/0x170 [ 121.017002][ T6049] __lock_acquire+0x126f/0x1c90 [ 121.017044][ T6049] ? __lock_acquire+0x622/0x1c90 [ 121.017084][ T6049] lock_acquire+0x179/0x350 [ 121.017122][ T6049] ? do_writepages+0x27a/0x600 [ 121.017165][ T6049] ? __pfx___might_resched+0x10/0x10 [ 121.017220][ T6049] ext4_writepages+0x224/0x7d0 [ 121.017269][ T6049] ? do_writepages+0x27a/0x600 [ 121.017310][ T6049] ? __pfx_ext4_writepages+0x10/0x10 [ 121.017359][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.017397][ T6049] ? __lock_acquire+0xb8a/0x1c90 [ 121.017441][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.017484][ T6049] ? __pfx_ext4_writepages+0x10/0x10 [ 121.017535][ T6049] do_writepages+0x27a/0x600 [ 121.017579][ T6049] ? __pfx_do_writepages+0x10/0x10 [ 121.017624][ T6049] __writeback_single_inode+0x160/0xfb0 [ 121.017676][ T6049] ? __pfx___writeback_single_inode+0x10/0x10 [ 121.017726][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.017764][ T6049] ? do_raw_spin_unlock+0x172/0x230 [ 121.017809][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.017850][ T6049] writeback_single_inode+0x2bc/0x550 [ 121.017903][ T6049] write_inode_now+0x170/0x1e0 [ 121.017931][ T6049] ? __pfx_write_inode_now+0x10/0x10 [ 121.017980][ T6049] ? find_held_lock+0x2b/0x80 [ 121.018030][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.018070][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.018110][ T6049] iput.part.0+0x487/0xb00 [ 121.018157][ T6049] iput+0x35/0x40 [ 121.018198][ T6049] ext4_xattr_block_set+0x67c/0x3650 [ 121.018248][ T6049] ? __pfx_ext4_xattr_block_set+0x10/0x10 [ 121.018291][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.018328][ T6049] ? xattr_find_entry+0x289/0x330 [ 121.018367][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.018404][ T6049] ? ext4_xattr_block_find+0x59/0x430 [ 121.018444][ T6049] ext4_expand_extra_isize_ea+0x1442/0x1ab0 [ 121.018504][ T6049] ? __pfx_ext4_expand_extra_isize_ea+0x10/0x10 [ 121.018555][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.018592][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.018629][ T6049] ? dquot_initialize_needed+0x183/0x2a0 [ 121.018676][ T6049] __ext4_expand_extra_isize+0x346/0x480 [ 121.018718][ T6049] __ext4_mark_inode_dirty+0x544/0x870 [ 121.018772][ T6049] ? __pfx___ext4_mark_inode_dirty+0x10/0x10 [ 121.018824][ T6049] ? __pfx___might_resched+0x10/0x10 [ 121.018878][ T6049] ? ext4_journal_check_start+0x22b/0x340 [ 121.018926][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.018963][ T6049] ? __ext4_journal_start_sb+0x19e/0x690 [ 121.019009][ T6049] ? ext4_evict_inode+0x5cf/0x18e0 [ 121.019040][ T6049] ext4_evict_inode+0x74e/0x18e0 [ 121.019071][ T6049] ? __pfx_ext4_evict_inode+0x10/0x10 [ 121.019100][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.019141][ T6049] ? __pfx_ext4_evict_inode+0x10/0x10 [ 121.019170][ T6049] evict+0x3e6/0x920 [ 121.019216][ T6049] ? __pfx_evict+0x10/0x10 [ 121.019257][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.019322][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.019364][ T6049] iput.part.0+0x6a9/0xb00 [ 121.019407][ T6049] ? __pfx_ext4_drop_inode+0x10/0x10 [ 121.019451][ T6049] iput+0x35/0x40 [ 121.019497][ T6049] ext4_orphan_cleanup+0x731/0x11e0 [ 121.019553][ T6049] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 121.019608][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.019645][ T6049] ? ext4_register_li_request+0xec/0x9b0 [ 121.019681][ T6049] ext4_fill_super+0x8db7/0xaf70 [ 121.019728][ T6049] ? __pfx_ext4_fill_super+0x10/0x10 [ 121.019761][ T6049] ? do_raw_spin_lock+0x12c/0x2b0 [ 121.019804][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.019842][ T6049] ? find_held_lock+0x2b/0x80 [ 121.019894][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.019931][ T6049] ? sb_set_blocksize+0x176/0x1d0 [ 121.019968][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.020005][ T6049] ? setup_bdev_super+0x369/0x730 [ 121.020036][ T6049] get_tree_bdev_flags+0x38c/0x620 [ 121.020070][ T6049] ? __pfx_ext4_fill_super+0x10/0x10 [ 121.020103][ T6049] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 121.020139][ T6049] ? apparmor_capable+0x114/0x1d0 [ 121.020173][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.020210][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.020247][ T6049] ? security_capable+0x7e/0x260 [ 121.020299][ T6049] vfs_get_tree+0x8e/0x340 [ 121.020347][ T6049] path_mount+0x7b9/0x23a0 [ 121.020390][ T6049] ? __pfx_path_mount+0x10/0x10 [ 121.020432][ T6049] ? putname+0x154/0x1a0 [ 121.020480][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.020517][ T6049] ? putname+0x154/0x1a0 [ 121.020560][ T6049] ? __x64_sys_mount+0x293/0x310 [ 121.020599][ T6049] __x64_sys_mount+0x293/0x310 [ 121.020640][ T6049] ? __pfx___x64_sys_mount+0x10/0x10 [ 121.020680][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.020724][ T6049] do_syscall_64+0xcd/0xfa0 [ 121.020774][ T6049] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 121.020806][ T6049] RIP: 0033:0x7fe26719066a [ 121.020830][ T6049] 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 [ 121.020860][ T6049] RSP: 002b:00007ffd212b6c48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 121.020889][ T6049] RAX: ffffffffffffffda RBX: 00007ffd212b6cd0 RCX: 00007fe26719066a [ 121.020910][ T6049] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffd212b6c90 [ 121.020930][ T6049] RBP: 0000200000000180 R08: 00007ffd212b6cd0 R09: 0000000000800700 [ 121.020950][ T6049] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0 [ 121.020970][ T6049] R13: 00007ffd212b6c90 R14: 0000000000000473 R15: 0000200000000680 [ 121.021001][ T6049] [ 121.624864][ T6049] ------------[ cut here ]------------ [ 121.630746][ T6049] EA inode 11 i_nlink=2 [ 121.631213][ T6049] WARNING: CPU: 0 PID: 6049 at fs/ext4/xattr.c:1056 ext4_xattr_inode_update_ref+0x4ec/0x610 [ 121.648181][ T6049] Modules linked in: [ 121.652131][ T6049] CPU: 0 UID: 0 PID: 6049 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 121.661293][ T6049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 121.671389][ T6049] RIP: 0010:ext4_xattr_inode_update_ref+0x4ec/0x610 [ 121.678012][ T6049] 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 80 5e a8 8b e8 45 fd ec fe 90 <0f> 0b 90 90 e9 d9 fe ff ff e8 46 c8 2e ff 44 0f b6 2d b2 88 dd 0d [ 121.697688][ T6049] RSP: 0018:ffffc9000374f178 EFLAGS: 00010282 [ 121.703816][ T6049] RAX: 0000000000000000 RBX: ffff88807376f558 RCX: ffffffff817b5ee8 [ 121.711823][ T6049] RDX: ffff88802e3f1e40 RSI: ffffffff817b5ef5 RDI: 0000000000000001 [ 121.719883][ T6049] RBP: ffffc9000374f240 R08: 0000000000000001 R09: 0000000000000000 [ 121.727871][ T6049] R10: 0000000000000000 R11: 000000002d2d2d2d R12: 0000000000000002 [ 121.735929][ T6049] R13: 0000000000000000 R14: 1ffff920006e9e32 R15: ffff88807376f748 [ 121.743948][ T6049] FS: 0000555589d98500(0000) GS:ffff8881249da000(0000) knlGS:0000000000000000 [ 121.753098][ T6049] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 121.759887][ T6049] CR2: 00007f2d4d98dd30 CR3: 00000000782b0000 CR4: 0000000000350ef0 [ 121.767915][ T6049] Call Trace: [ 121.771225][ T6049] [ 121.774158][ T6049] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10 [ 121.780553][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.786221][ T6049] ? ext4_xattr_inode_iget+0x1ee/0x400 [ 121.791783][ T6049] ext4_xattr_set_entry+0x158f/0x1f00 [ 121.797193][ T6049] ? __pfx_ext4_xattr_set_entry+0x10/0x10 [ 121.802984][ T6049] ? xattr_find_entry+0x289/0x330 [ 121.808035][ T6049] ext4_xattr_ibody_set+0x3d6/0x5d0 [ 121.813310][ T6049] ext4_expand_extra_isize_ea+0x148c/0x1ab0 [ 121.819317][ T6049] ? __pfx_ext4_expand_extra_isize_ea+0x10/0x10 [ 121.825600][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.831346][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.837005][ T6049] ? dquot_initialize_needed+0x183/0x2a0 [ 121.842749][ T6049] __ext4_expand_extra_isize+0x346/0x480 [ 121.848413][ T6049] __ext4_mark_inode_dirty+0x544/0x870 [ 121.854118][ T6049] ? __pfx___ext4_mark_inode_dirty+0x10/0x10 [ 121.860326][ T6049] ? __pfx___might_resched+0x10/0x10 [ 121.865660][ T6049] ? ext4_journal_check_start+0x22b/0x340 [ 121.871473][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.877131][ T6049] ? __ext4_journal_start_sb+0x19e/0x690 [ 121.883118][ T6049] ? ext4_evict_inode+0x5cf/0x18e0 [ 121.888254][ T6049] ext4_evict_inode+0x74e/0x18e0 [ 121.893230][ T6049] ? __pfx_ext4_evict_inode+0x10/0x10 [ 121.898620][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.904323][ T6049] ? __pfx_ext4_evict_inode+0x10/0x10 [ 121.909743][ T6049] evict+0x3e6/0x920 [ 121.913671][ T6049] ? __pfx_evict+0x10/0x10 [ 121.918121][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.923819][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.929509][ T6049] iput.part.0+0x6a9/0xb00 [ 121.933956][ T6049] ? __pfx_ext4_drop_inode+0x10/0x10 [ 121.939352][ T6049] iput+0x35/0x40 [ 121.943020][ T6049] ext4_orphan_cleanup+0x731/0x11e0 [ 121.948268][ T6049] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 121.954154][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.960009][ T6049] ? ext4_register_li_request+0xec/0x9b0 [ 121.965671][ T6049] ext4_fill_super+0x8db7/0xaf70 [ 121.970682][ T6049] ? __pfx_ext4_fill_super+0x10/0x10 [ 121.976012][ T6049] ? do_raw_spin_lock+0x12c/0x2b0 [ 121.981101][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.986759][ T6049] ? find_held_lock+0x2b/0x80 [ 121.991524][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 121.997182][ T6049] ? sb_set_blocksize+0x176/0x1d0 [ 122.002252][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.007917][ T6049] ? setup_bdev_super+0x369/0x730 [ 122.012981][ T6049] get_tree_bdev_flags+0x38c/0x620 [ 122.018118][ T6049] ? __pfx_ext4_fill_super+0x10/0x10 [ 122.023458][ T6049] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 122.029128][ T6049] ? apparmor_capable+0x114/0x1d0 [ 122.034224][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.039947][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.045616][ T6049] ? security_capable+0x7e/0x260 [ 122.050688][ T6049] vfs_get_tree+0x8e/0x340 [ 122.055307][ T6049] path_mount+0x7b9/0x23a0 [ 122.059971][ T6049] ? __pfx_path_mount+0x10/0x10 [ 122.064857][ T6049] ? putname+0x154/0x1a0 [ 122.069134][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.074834][ T6049] ? putname+0x154/0x1a0 [ 122.079107][ T6049] ? __x64_sys_mount+0x293/0x310 [ 122.084107][ T6049] __x64_sys_mount+0x293/0x310 [ 122.088900][ T6049] ? __pfx___x64_sys_mount+0x10/0x10 [ 122.094279][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.099967][ T6049] do_syscall_64+0xcd/0xfa0 [ 122.104513][ T6049] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.110503][ T6049] RIP: 0033:0x7fe26719066a [ 122.114928][ T6049] 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 [ 122.134628][ T6049] RSP: 002b:00007ffd212b6c48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 122.143736][ T6049] RAX: ffffffffffffffda RBX: 00007ffd212b6cd0 RCX: 00007fe26719066a [ 122.151768][ T6049] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffd212b6c90 [ 122.159921][ T6049] RBP: 0000200000000180 R08: 00007ffd212b6cd0 R09: 0000000000800700 [ 122.168069][ T6049] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0 [ 122.176114][ T6049] R13: 00007ffd212b6c90 R14: 0000000000000473 R15: 0000200000000680 [ 122.184134][ T6049] [ 122.187162][ T6049] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 122.194448][ T6049] CPU: 0 UID: 0 PID: 6049 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 122.203576][ T6049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 122.213645][ T6049] Call Trace: [ 122.216929][ T6049] [ 122.219862][ T6049] dump_stack_lvl+0x3d/0x1f0 [ 122.224491][ T6049] vpanic+0x640/0x6f0 [ 122.228498][ T6049] ? ext4_xattr_inode_update_ref+0x4ec/0x610 [ 122.234505][ T6049] panic+0xca/0xd0 [ 122.238248][ T6049] ? __pfx_panic+0x10/0x10 [ 122.242698][ T6049] ? check_panic_on_warn+0x1f/0xb0 [ 122.247838][ T6049] check_panic_on_warn+0xab/0xb0 [ 122.252801][ T6049] __warn+0xf6/0x3c0 [ 122.256725][ T6049] ? ext4_xattr_inode_update_ref+0x4ec/0x610 [ 122.262736][ T6049] report_bug+0x3c3/0x580 [ 122.267095][ T6049] ? ext4_xattr_inode_update_ref+0x4ec/0x610 [ 122.273105][ T6049] handle_bug+0x184/0x210 [ 122.277455][ T6049] exc_invalid_op+0x17/0x50 [ 122.281974][ T6049] asm_exc_invalid_op+0x1a/0x20 [ 122.286832][ T6049] RIP: 0010:ext4_xattr_inode_update_ref+0x4ec/0x610 [ 122.293433][ T6049] 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 80 5e a8 8b e8 45 fd ec fe 90 <0f> 0b 90 90 e9 d9 fe ff ff e8 46 c8 2e ff 44 0f b6 2d b2 88 dd 0d [ 122.313049][ T6049] RSP: 0018:ffffc9000374f178 EFLAGS: 00010282 [ 122.319121][ T6049] RAX: 0000000000000000 RBX: ffff88807376f558 RCX: ffffffff817b5ee8 [ 122.327089][ T6049] RDX: ffff88802e3f1e40 RSI: ffffffff817b5ef5 RDI: 0000000000000001 [ 122.335061][ T6049] RBP: ffffc9000374f240 R08: 0000000000000001 R09: 0000000000000000 [ 122.343032][ T6049] R10: 0000000000000000 R11: 000000002d2d2d2d R12: 0000000000000002 [ 122.350998][ T6049] R13: 0000000000000000 R14: 1ffff920006e9e32 R15: ffff88807376f748 [ 122.358977][ T6049] ? __warn_printk+0x198/0x350 [ 122.363758][ T6049] ? __warn_printk+0x1a5/0x350 [ 122.368539][ T6049] ? ext4_xattr_inode_update_ref+0x4eb/0x610 [ 122.374545][ T6049] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10 [ 122.380894][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.386537][ T6049] ? ext4_xattr_inode_iget+0x1ee/0x400 [ 122.392011][ T6049] ext4_xattr_set_entry+0x158f/0x1f00 [ 122.397403][ T6049] ? __pfx_ext4_xattr_set_entry+0x10/0x10 [ 122.403133][ T6049] ? xattr_find_entry+0x289/0x330 [ 122.408170][ T6049] ext4_xattr_ibody_set+0x3d6/0x5d0 [ 122.413384][ T6049] ext4_expand_extra_isize_ea+0x148c/0x1ab0 [ 122.419324][ T6049] ? __pfx_ext4_expand_extra_isize_ea+0x10/0x10 [ 122.425585][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.431228][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.436867][ T6049] ? dquot_initialize_needed+0x183/0x2a0 [ 122.442519][ T6049] __ext4_expand_extra_isize+0x346/0x480 [ 122.448165][ T6049] __ext4_mark_inode_dirty+0x544/0x870 [ 122.453649][ T6049] ? __pfx___ext4_mark_inode_dirty+0x10/0x10 [ 122.459659][ T6049] ? __pfx___might_resched+0x10/0x10 [ 122.464976][ T6049] ? ext4_journal_check_start+0x22b/0x340 [ 122.470721][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.476365][ T6049] ? __ext4_journal_start_sb+0x19e/0x690 [ 122.482016][ T6049] ? ext4_evict_inode+0x5cf/0x18e0 [ 122.487131][ T6049] ext4_evict_inode+0x74e/0x18e0 [ 122.492070][ T6049] ? __pfx_ext4_evict_inode+0x10/0x10 [ 122.497443][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.503091][ T6049] ? __pfx_ext4_evict_inode+0x10/0x10 [ 122.508465][ T6049] evict+0x3e6/0x920 [ 122.512377][ T6049] ? __pfx_evict+0x10/0x10 [ 122.516808][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.522457][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.528104][ T6049] iput.part.0+0x6a9/0xb00 [ 122.532537][ T6049] ? __pfx_ext4_drop_inode+0x10/0x10 [ 122.537840][ T6049] iput+0x35/0x40 [ 122.541491][ T6049] ext4_orphan_cleanup+0x731/0x11e0 [ 122.546725][ T6049] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 122.552387][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.558030][ T6049] ? ext4_register_li_request+0xec/0x9b0 [ 122.563671][ T6049] ext4_fill_super+0x8db7/0xaf70 [ 122.568631][ T6049] ? __pfx_ext4_fill_super+0x10/0x10 [ 122.573925][ T6049] ? do_raw_spin_lock+0x12c/0x2b0 [ 122.578966][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.584606][ T6049] ? find_held_lock+0x2b/0x80 [ 122.589313][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.594956][ T6049] ? sb_set_blocksize+0x176/0x1d0 [ 122.599989][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.605631][ T6049] ? setup_bdev_super+0x369/0x730 [ 122.610658][ T6049] get_tree_bdev_flags+0x38c/0x620 [ 122.615776][ T6049] ? __pfx_ext4_fill_super+0x10/0x10 [ 122.621067][ T6049] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 122.626713][ T6049] ? apparmor_capable+0x114/0x1d0 [ 122.631743][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.637385][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.643024][ T6049] ? security_capable+0x7e/0x260 [ 122.647985][ T6049] vfs_get_tree+0x8e/0x340 [ 122.652421][ T6049] path_mount+0x7b9/0x23a0 [ 122.656853][ T6049] ? __pfx_path_mount+0x10/0x10 [ 122.661724][ T6049] ? putname+0x154/0x1a0 [ 122.665986][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.671629][ T6049] ? putname+0x154/0x1a0 [ 122.675888][ T6049] ? __x64_sys_mount+0x293/0x310 [ 122.680838][ T6049] __x64_sys_mount+0x293/0x310 [ 122.685620][ T6049] ? __pfx___x64_sys_mount+0x10/0x10 [ 122.690915][ T6049] ? srso_alias_return_thunk+0x5/0xfbef5 [ 122.696563][ T6049] do_syscall_64+0xcd/0xfa0 [ 122.701087][ T6049] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.706983][ T6049] RIP: 0033:0x7fe26719066a [ 122.711395][ T6049] 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 [ 122.731008][ T6049] RSP: 002b:00007ffd212b6c48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 122.739429][ T6049] RAX: ffffffffffffffda RBX: 00007ffd212b6cd0 RCX: 00007fe26719066a [ 122.747400][ T6049] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffd212b6c90 [ 122.755376][ T6049] RBP: 0000200000000180 R08: 00007ffd212b6cd0 R09: 0000000000800700 [ 122.763356][ T6049] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0 [ 122.771327][ T6049] R13: 00007ffd212b6c90 R14: 0000000000000473 R15: 0000200000000680 [ 122.779331][ T6049] [ 122.782579][ T6049] Kernel Offset: disabled [ 122.786897][ T6049] Rebooting in 86400 seconds..