Warning: Permanently added '10.128.1.238' (ED25519) to the list of known hosts. [ 101.444264][ T9] cfg80211: failed to load regulatory.db 2025/11/02 07:02:39 parsed 1 programs [ 108.131081][ T5829] cgroup: Unknown subsys name 'net' [ 108.236874][ T5829] cgroup: Unknown subsys name 'cpuset' [ 108.246623][ T5829] cgroup: Unknown subsys name 'rlimit' [ 110.071123][ T5829] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 112.575095][ T5843] 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. [ 113.756160][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 113.764351][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 113.772442][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 113.780564][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 113.788648][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 115.922771][ T1154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 115.931201][ T1154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 115.986191][ T1137] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 116.004063][ T1137] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 116.436429][ T5897] chnl_net:caif_netlink_parms(): no params data found [ 116.551924][ T5897] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.559130][ T5897] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.566492][ T5897] bridge_slave_0: entered allmulticast mode [ 116.574327][ T5897] bridge_slave_0: entered promiscuous mode [ 116.584687][ T5897] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.592757][ T5897] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.599908][ T5897] bridge_slave_1: entered allmulticast mode [ 116.608476][ T5897] bridge_slave_1: entered promiscuous mode [ 116.650362][ T5897] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 116.663176][ T5897] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 116.702350][ T5897] team0: Port device team_slave_0 added [ 116.710606][ T5897] team0: Port device team_slave_1 added [ 116.745184][ T5897] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 116.752196][ T5897] 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. [ 116.778378][ T5897] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 116.791708][ T5897] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 116.798644][ T5897] 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. [ 116.824599][ T5897] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 116.878473][ T5897] hsr_slave_0: entered promiscuous mode [ 116.885430][ T5897] hsr_slave_1: entered promiscuous mode [ 117.067733][ T5897] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 117.080743][ T5897] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 117.092153][ T5897] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 117.103555][ T5897] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 117.195223][ T5897] 8021q: adding VLAN 0 to HW filter on device bond0 [ 117.219134][ T5897] 8021q: adding VLAN 0 to HW filter on device team0 [ 117.233833][ T2958] bridge0: port 1(bridge_slave_0) entered blocking state [ 117.241073][ T2958] bridge0: port 1(bridge_slave_0) entered forwarding state [ 117.258990][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 117.266163][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 117.505548][ T5897] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 117.559075][ T5897] veth0_vlan: entered promiscuous mode [ 117.572682][ T5897] veth1_vlan: entered promiscuous mode [ 117.605094][ T5897] veth0_macvtap: entered promiscuous mode [ 117.616159][ T5897] veth1_macvtap: entered promiscuous mode [ 117.637792][ T5897] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 117.653224][ T5897] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 117.668180][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 117.678195][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 117.688827][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 117.697939][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 117.840979][ T36] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 117.917378][ T36] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 117.996370][ T36] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 118.071293][ T36] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2025/11/02 07:02:56 executed programs: 0 [ 119.116349][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 119.126491][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 119.136868][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 119.145699][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 119.153543][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 119.381055][ T5937] chnl_net:caif_netlink_parms(): no params data found [ 119.474649][ T5937] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.481926][ T5937] bridge0: port 1(bridge_slave_0) entered disabled state [ 119.489274][ T5937] bridge_slave_0: entered allmulticast mode [ 119.497557][ T5937] bridge_slave_0: entered promiscuous mode [ 119.505957][ T5937] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.513210][ T5937] bridge0: port 2(bridge_slave_1) entered disabled state [ 119.520353][ T5937] bridge_slave_1: entered allmulticast mode [ 119.528818][ T5937] bridge_slave_1: entered promiscuous mode [ 119.570044][ T5937] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 119.583296][ T5937] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 119.629468][ T5937] team0: Port device team_slave_0 added [ 119.638733][ T5937] team0: Port device team_slave_1 added [ 119.673335][ T5937] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 119.680275][ T5937] 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. [ 119.706890][ T5937] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 119.719774][ T5937] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 119.726768][ T5937] 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. [ 119.753212][ T5937] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 119.809303][ T5937] hsr_slave_0: entered promiscuous mode [ 119.816339][ T5937] hsr_slave_1: entered promiscuous mode [ 119.823312][ T5937] debugfs: 'hsr0' already exists in 'hsr' [ 119.829100][ T5937] Cannot create hsr debugfs directory [ 120.950673][ T36] bridge_slave_1: left allmulticast mode [ 120.956493][ T36] bridge_slave_1: left promiscuous mode [ 120.964980][ T36] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.980084][ T36] bridge_slave_0: left allmulticast mode [ 120.986451][ T36] bridge_slave_0: left promiscuous mode [ 120.992436][ T36] bridge0: port 1(bridge_slave_0) entered disabled state [ 121.204456][ T5145] Bluetooth: hci0: command tx timeout [ 121.243276][ T36] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 121.255287][ T36] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 121.266186][ T36] bond0 (unregistering): Released all slaves [ 121.390310][ T36] hsr_slave_0: left promiscuous mode [ 121.396677][ T36] hsr_slave_1: left promiscuous mode [ 121.404381][ T36] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 121.419806][ T36] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 121.428826][ T36] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 121.437010][ T36] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 121.461359][ T36] veth1_macvtap: left promiscuous mode [ 121.468906][ T36] veth0_macvtap: left promiscuous mode [ 121.474936][ T36] veth1_vlan: left promiscuous mode [ 121.480392][ T36] veth0_vlan: left promiscuous mode [ 121.931122][ T36] team0 (unregistering): Port device team_slave_1 removed [ 121.964868][ T36] team0 (unregistering): Port device team_slave_0 removed [ 122.419116][ T5937] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 122.436987][ T5937] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 122.471198][ T5937] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 122.485954][ T5937] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 122.879887][ T5937] 8021q: adding VLAN 0 to HW filter on device bond0 [ 122.967542][ T5937] 8021q: adding VLAN 0 to HW filter on device team0 [ 122.987765][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.994936][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 123.011048][ T2958] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.018254][ T2958] bridge0: port 2(bridge_slave_1) entered forwarding state [ 123.073004][ T5937] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 123.084535][ T5937] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 123.281575][ T5145] Bluetooth: hci0: command tx timeout [ 123.295621][ T5937] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 123.342018][ T5937] veth0_vlan: entered promiscuous mode [ 123.355619][ T5937] veth1_vlan: entered promiscuous mode [ 123.388247][ T5937] veth0_macvtap: entered promiscuous mode [ 123.398596][ T5937] veth1_macvtap: entered promiscuous mode [ 123.418271][ T5937] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 123.433713][ T5937] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 123.448964][ T36] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.457976][ T36] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.468820][ T36] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.479430][ T36] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.544658][ T1137] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 123.552964][ T1137] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 123.585425][ T1137] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 123.593941][ T1137] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 123.653874][ T5986] loop0: detected capacity change from 0 to 512 [ 123.687574][ T5986] [ 123.689925][ T5986] ====================================================== [ 123.696930][ T5986] WARNING: possible circular locking dependency detected [ 123.703930][ T5986] syzkaller #0 Not tainted [ 123.708325][ T5986] ------------------------------------------------------ [ 123.715344][ T5986] syz.0.17/5986 is trying to acquire lock: [ 123.721128][ T5986] ffff88807a8f0b98 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x27a/0x600 [ 123.730988][ T5986] [ 123.730988][ T5986] but task is already holding lock: [ 123.738438][ T5986] ffff88805e006068 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x4ba/0x870 [ 123.748319][ T5986] [ 123.748319][ T5986] which lock already depends on the new lock. [ 123.748319][ T5986] [ 123.758723][ T5986] [ 123.758723][ T5986] the existing dependency chain (in reverse order) is: [ 123.767737][ T5986] [ 123.767737][ T5986] -> #2 (&ei->xattr_sem){++++}-{4:4}: [ 123.775321][ T5986] down_read+0x9b/0x480 [ 123.780035][ T5986] ext4_setattr+0x875/0x2ae0 [ 123.785158][ T5986] notify_change+0x6d2/0x12a0 [ 123.790378][ T5986] chown_common+0x54e/0x680 [ 123.795425][ T5986] do_fchownat+0x1a7/0x200 [ 123.800383][ T5986] __x64_sys_chown+0x7b/0xc0 [ 123.805513][ T5986] do_syscall_64+0xcd/0xfa0 [ 123.810555][ T5986] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 123.816980][ T5986] [ 123.816980][ T5986] -> #1 (jbd2_handle){++++}-{0:0}: [ 123.824312][ T5986] start_this_handle+0x5ea/0x1410 [ 123.829880][ T5986] jbd2__journal_start+0x394/0x6a0 [ 123.835535][ T5986] __ext4_journal_start_sb+0x195/0x690 [ 123.841533][ T5986] ext4_do_writepages+0xc23/0x3cf0 [ 123.847271][ T5986] ext4_writepages+0x37a/0x7d0 [ 123.852569][ T5986] do_writepages+0x27a/0x600 [ 123.857687][ T5986] __writeback_single_inode+0x160/0xfb0 [ 123.863856][ T5986] writeback_sb_inodes+0x60d/0xfa0 [ 123.869502][ T5986] __writeback_inodes_wb+0xf8/0x2d0 [ 123.875234][ T5986] wb_writeback+0x7f3/0xb70 [ 123.880451][ T5986] wb_workfn+0x8ca/0xbe0 [ 123.885222][ T5986] process_one_work+0x9cf/0x1b70 [ 123.890690][ T5986] worker_thread+0x6c8/0xf10 [ 123.895807][ T5986] kthread+0x3c5/0x780 [ 123.900408][ T5986] ret_from_fork+0x675/0x7d0 [ 123.905550][ T5986] ret_from_fork_asm+0x1a/0x30 [ 123.910859][ T5986] [ 123.910859][ T5986] -> #0 (&sbi->s_writepages_rwsem){++++}-{0:0}: [ 123.919316][ T5986] __lock_acquire+0x126f/0x1c90 [ 123.924725][ T5986] lock_acquire+0x179/0x350 [ 123.929757][ T5986] ext4_writepages+0x224/0x7d0 [ 123.935056][ T5986] do_writepages+0x27a/0x600 [ 123.940261][ T5986] __writeback_single_inode+0x160/0xfb0 [ 123.946348][ T5986] writeback_single_inode+0x2bc/0x550 [ 123.952267][ T5986] write_inode_now+0x170/0x1e0 [ 123.957567][ T5986] iput.part.0+0x487/0xb00 [ 123.962511][ T5986] iput+0x35/0x40 [ 123.966670][ T5986] ext4_xattr_block_set+0x67c/0x3650 [ 123.972502][ T5986] ext4_expand_extra_isize_ea+0x1442/0x1ab0 [ 123.978922][ T5986] __ext4_expand_extra_isize+0x346/0x480 [ 123.985103][ T5986] __ext4_mark_inode_dirty+0x544/0x870 [ 123.991100][ T5986] ext4_evict_inode+0x74e/0x18e0 [ 123.996576][ T5986] evict+0x3e6/0x920 [ 124.001001][ T5986] iput.part.0+0x6a9/0xb00 [ 124.005946][ T5986] iput+0x35/0x40 [ 124.010110][ T5986] ext4_orphan_cleanup+0x731/0x11e0 [ 124.015850][ T5986] ext4_fill_super+0x8db7/0xaf70 [ 124.021336][ T5986] get_tree_bdev_flags+0x38c/0x620 [ 124.026990][ T5986] vfs_get_tree+0x8e/0x340 [ 124.031944][ T5986] path_mount+0x7b9/0x23a0 [ 124.036887][ T5986] __x64_sys_mount+0x293/0x310 [ 124.042176][ T5986] do_syscall_64+0xcd/0xfa0 [ 124.047215][ T5986] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 124.053639][ T5986] [ 124.053639][ T5986] other info that might help us debug this: [ 124.053639][ T5986] [ 124.063858][ T5986] Chain exists of: [ 124.063858][ T5986] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem [ 124.063858][ T5986] [ 124.077269][ T5986] Possible unsafe locking scenario: [ 124.077269][ T5986] [ 124.084711][ T5986] CPU0 CPU1 [ 124.090063][ T5986] ---- ---- [ 124.095418][ T5986] lock(&ei->xattr_sem); [ 124.099760][ T5986] lock(jbd2_handle); [ 124.106360][ T5986] lock(&ei->xattr_sem); [ 124.113219][ T5986] rlock(&sbi->s_writepages_rwsem); [ 124.118526][ T5986] [ 124.118526][ T5986] *** DEADLOCK *** [ 124.118526][ T5986] [ 124.126660][ T5986] 3 locks held by syz.0.17/5986: [ 124.131590][ T5986] #0: ffff88807bf5e0e0 (&type->s_umount_key#27/1){+.+.}-{4:4}, at: alloc_super+0x1e3/0xb60 [ 124.141769][ T5986] #1: ffff88807bf5e610 (sb_internal){.+.+}-{0:0}, at: evict+0x3e6/0x920 [ 124.150251][ T5986] #2: ffff88805e006068 (&ei->xattr_sem){++++}-{4:4}, at: __ext4_mark_inode_dirty+0x4ba/0x870 [ 124.160567][ T5986] [ 124.160567][ T5986] stack backtrace: [ 124.166461][ T5986] CPU: 0 UID: 0 PID: 5986 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 124.166501][ T5986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 124.166520][ T5986] Call Trace: [ 124.166531][ T5986] [ 124.166544][ T5986] dump_stack_lvl+0x116/0x1f0 [ 124.166585][ T5986] print_circular_bug+0x275/0x350 [ 124.166638][ T5986] check_noncircular+0x14c/0x170 [ 124.166693][ T5986] __lock_acquire+0x126f/0x1c90 [ 124.166747][ T5986] ? __lock_acquire+0x622/0x1c90 [ 124.166800][ T5986] lock_acquire+0x179/0x350 [ 124.166827][ T5986] ? do_writepages+0x27a/0x600 [ 124.166860][ T5986] ? __pfx___might_resched+0x10/0x10 [ 124.166905][ T5986] ext4_writepages+0x224/0x7d0 [ 124.166945][ T5986] ? do_writepages+0x27a/0x600 [ 124.166975][ T5986] ? __pfx_ext4_writepages+0x10/0x10 [ 124.167014][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.167053][ T5986] ? __lock_acquire+0xb8a/0x1c90 [ 124.167110][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.167150][ T5986] ? __pfx_ext4_writepages+0x10/0x10 [ 124.167191][ T5986] do_writepages+0x27a/0x600 [ 124.167224][ T5986] ? __pfx_do_writepages+0x10/0x10 [ 124.167259][ T5986] __writeback_single_inode+0x160/0xfb0 [ 124.167302][ T5986] ? __pfx___writeback_single_inode+0x10/0x10 [ 124.167342][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.167380][ T5986] ? do_raw_spin_unlock+0x172/0x230 [ 124.167416][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.167462][ T5986] writeback_single_inode+0x2bc/0x550 [ 124.167506][ T5986] write_inode_now+0x170/0x1e0 [ 124.167546][ T5986] ? __pfx_write_inode_now+0x10/0x10 [ 124.167608][ T5986] ? find_held_lock+0x2b/0x80 [ 124.167647][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.167687][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.167728][ T5986] iput.part.0+0x487/0xb00 [ 124.167766][ T5986] iput+0x35/0x40 [ 124.167797][ T5986] ext4_xattr_block_set+0x67c/0x3650 [ 124.167860][ T5986] ? __pfx_ext4_xattr_block_set+0x10/0x10 [ 124.167916][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.167954][ T5986] ? xattr_find_entry+0x289/0x330 [ 124.168006][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.168044][ T5986] ? ext4_xattr_block_find+0x59/0x430 [ 124.168097][ T5986] ext4_expand_extra_isize_ea+0x1442/0x1ab0 [ 124.168144][ T5986] ? __pfx_ext4_expand_extra_isize_ea+0x10/0x10 [ 124.168184][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.168222][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.168260][ T5986] ? dquot_initialize_needed+0x183/0x2a0 [ 124.168297][ T5986] __ext4_expand_extra_isize+0x346/0x480 [ 124.168352][ T5986] __ext4_mark_inode_dirty+0x544/0x870 [ 124.168395][ T5986] ? __pfx___ext4_mark_inode_dirty+0x10/0x10 [ 124.168442][ T5986] ? __pfx___might_resched+0x10/0x10 [ 124.168486][ T5986] ? ext4_journal_check_start+0x22b/0x340 [ 124.168525][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.168563][ T5986] ? __ext4_journal_start_sb+0x19e/0x690 [ 124.168599][ T5986] ? ext4_evict_inode+0x5cf/0x18e0 [ 124.168642][ T5986] ext4_evict_inode+0x74e/0x18e0 [ 124.168686][ T5986] ? __pfx_ext4_evict_inode+0x10/0x10 [ 124.168727][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.168769][ T5986] ? __pfx_ext4_evict_inode+0x10/0x10 [ 124.168810][ T5986] evict+0x3e6/0x920 [ 124.168842][ T5986] ? __pfx_evict+0x10/0x10 [ 124.168873][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.168916][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.168958][ T5986] iput.part.0+0x6a9/0xb00 [ 124.168991][ T5986] ? __pfx_ext4_drop_inode+0x10/0x10 [ 124.169025][ T5986] iput+0x35/0x40 [ 124.169056][ T5986] ext4_orphan_cleanup+0x731/0x11e0 [ 124.169102][ T5986] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 124.169147][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.169185][ T5986] ? ext4_register_li_request+0xec/0x9b0 [ 124.169234][ T5986] ext4_fill_super+0x8db7/0xaf70 [ 124.169293][ T5986] ? __pfx_ext4_fill_super+0x10/0x10 [ 124.169338][ T5986] ? do_raw_spin_lock+0x12c/0x2b0 [ 124.169372][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.169410][ T5986] ? find_held_lock+0x2b/0x80 [ 124.169457][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.169495][ T5986] ? sb_set_blocksize+0x176/0x1d0 [ 124.169547][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.169585][ T5986] ? setup_bdev_super+0x369/0x730 [ 124.169628][ T5986] get_tree_bdev_flags+0x38c/0x620 [ 124.169674][ T5986] ? __pfx_ext4_fill_super+0x10/0x10 [ 124.169721][ T5986] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 124.169769][ T5986] ? apparmor_capable+0x114/0x1d0 [ 124.169818][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.169856][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.169894][ T5986] ? security_capable+0x7e/0x260 [ 124.169939][ T5986] vfs_get_tree+0x8e/0x340 [ 124.169977][ T5986] path_mount+0x7b9/0x23a0 [ 124.170010][ T5986] ? __pfx_path_mount+0x10/0x10 [ 124.170041][ T5986] ? putname+0x154/0x1a0 [ 124.170076][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.170114][ T5986] ? putname+0x154/0x1a0 [ 124.170146][ T5986] ? __x64_sys_mount+0x293/0x310 [ 124.170175][ T5986] __x64_sys_mount+0x293/0x310 [ 124.170206][ T5986] ? __pfx___x64_sys_mount+0x10/0x10 [ 124.170236][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.170281][ T5986] do_syscall_64+0xcd/0xfa0 [ 124.170320][ T5986] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 124.170352][ T5986] RIP: 0033:0x7f20acf9076a [ 124.170376][ T5986] 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 [ 124.170407][ T5986] RSP: 002b:00007ffcc7e7d518 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 124.170441][ T5986] RAX: ffffffffffffffda RBX: 00007ffcc7e7d5a0 RCX: 00007f20acf9076a [ 124.170462][ T5986] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffcc7e7d560 [ 124.170482][ T5986] RBP: 0000200000000180 R08: 00007ffcc7e7d5a0 R09: 0000000000800700 [ 124.170503][ T5986] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0 [ 124.170522][ T5986] R13: 00007ffcc7e7d560 R14: 000000000000046f R15: 000000000000002c [ 124.170553][ T5986] [ 124.753558][ T5986] ------------[ cut here ]------------ [ 124.759146][ T5986] EA inode 11 i_nlink=2 [ 124.759640][ T5986] WARNING: CPU: 1 PID: 5986 at fs/ext4/xattr.c:1056 ext4_xattr_inode_update_ref+0x4ec/0x610 [ 124.775987][ T5986] Modules linked in: [ 124.779985][ T5986] CPU: 1 UID: 0 PID: 5986 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 124.789797][ T5986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 124.800254][ T5986] RIP: 0010:ext4_xattr_inode_update_ref+0x4ec/0x610 [ 124.807216][ T5986] 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 00 5f a8 8b e8 15 ed ec fe 90 <0f> 0b 90 90 e9 d9 fe ff ff e8 06 bd 2e ff 44 0f b6 2d 97 7e dc 0d [ 124.827107][ T5986] RSP: 0018:ffffc9000411f178 EFLAGS: 00010282 [ 124.833562][ T5986] RAX: 0000000000000000 RBX: ffff88805e0b1f48 RCX: ffffffff817b2ee8 [ 124.842055][ T5986] RDX: ffff88802c24bc80 RSI: ffffffff817b2ef5 RDI: 0000000000000001 [ 124.850024][ T5986] RBP: ffffc9000411f240 R08: 0000000000000001 R09: 0000000000000000 [ 124.858533][ T5986] R10: 0000000000000001 R11: 000000002d2d2d2d R12: 0000000000000002 [ 124.866970][ T5986] R13: 0000000000000000 R14: 1ffff92000823e32 R15: ffff88805e0b2138 [ 124.875378][ T5986] FS: 0000555559a5d500(0000) GS:ffff888124b09000(0000) knlGS:0000000000000000 [ 124.884728][ T5986] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.891307][ T5986] CR2: 00007f0078014492 CR3: 00000000786a2000 CR4: 0000000000350ef0 [ 124.899588][ T5986] Call Trace: [ 124.902991][ T5986] [ 124.905912][ T5986] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10 [ 124.912437][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.918094][ T5986] ? ext4_xattr_inode_iget+0x1ee/0x400 [ 124.923882][ T5986] ext4_xattr_set_entry+0x158f/0x1f00 [ 124.929338][ T5986] ? __pfx_ext4_xattr_set_entry+0x10/0x10 [ 124.935651][ T5986] ? xattr_find_entry+0x289/0x330 [ 124.940701][ T5986] ext4_xattr_ibody_set+0x3d6/0x5d0 [ 124.946471][ T5986] ext4_expand_extra_isize_ea+0x148c/0x1ab0 [ 124.952430][ T5986] ? __pfx_ext4_expand_extra_isize_ea+0x10/0x10 [ 124.958700][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.964388][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 124.970061][ T5986] ? dquot_initialize_needed+0x183/0x2a0 [ 124.975750][ T5986] __ext4_expand_extra_isize+0x346/0x480 [ 124.981521][ T5986] __ext4_mark_inode_dirty+0x544/0x870 [ 124.987023][ T5986] ? __pfx___ext4_mark_inode_dirty+0x10/0x10 [ 124.993072][ T5986] ? __pfx___might_resched+0x10/0x10 [ 124.998393][ T5986] ? ext4_journal_check_start+0x22b/0x340 [ 125.004195][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.009851][ T5986] ? __ext4_journal_start_sb+0x19e/0x690 [ 125.015519][ T5986] ? ext4_evict_inode+0x5cf/0x18e0 [ 125.020686][ T5986] ext4_evict_inode+0x74e/0x18e0 [ 125.025695][ T5986] ? __pfx_ext4_evict_inode+0x10/0x10 [ 125.031092][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.036931][ T5986] ? __pfx_ext4_evict_inode+0x10/0x10 [ 125.042498][ T5986] evict+0x3e6/0x920 [ 125.046419][ T5986] ? __pfx_evict+0x10/0x10 [ 125.050828][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.056532][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.062221][ T5986] iput.part.0+0x6a9/0xb00 [ 125.066638][ T5986] ? __pfx_ext4_drop_inode+0x10/0x10 [ 125.071968][ T5986] iput+0x35/0x40 [ 125.075617][ T5986] ext4_orphan_cleanup+0x731/0x11e0 [ 125.080828][ T5986] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 125.086514][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.092194][ T5986] ? ext4_register_li_request+0xec/0x9b0 [ 125.097837][ T5986] ext4_fill_super+0x8db7/0xaf70 [ 125.102838][ T5986] ? __pfx_ext4_fill_super+0x10/0x10 [ 125.108151][ T5986] ? do_raw_spin_lock+0x12c/0x2b0 [ 125.113212][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.118885][ T5986] ? find_held_lock+0x2b/0x80 [ 125.123690][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.129346][ T5986] ? sb_set_blocksize+0x176/0x1d0 [ 125.134431][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.140213][ T5986] ? setup_bdev_super+0x369/0x730 [ 125.145467][ T5986] get_tree_bdev_flags+0x38c/0x620 [ 125.150716][ T5986] ? __pfx_ext4_fill_super+0x10/0x10 [ 125.156053][ T5986] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 125.161760][ T5986] ? apparmor_capable+0x114/0x1d0 [ 125.166800][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.172561][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.178740][ T5986] ? security_capable+0x7e/0x260 [ 125.183749][ T5986] vfs_get_tree+0x8e/0x340 [ 125.188189][ T5986] path_mount+0x7b9/0x23a0 [ 125.192636][ T5986] ? __pfx_path_mount+0x10/0x10 [ 125.197504][ T5986] ? putname+0x154/0x1a0 [ 125.202216][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.207965][ T5986] ? putname+0x154/0x1a0 [ 125.212253][ T5986] ? __x64_sys_mount+0x293/0x310 [ 125.217186][ T5986] __x64_sys_mount+0x293/0x310 [ 125.221987][ T5986] ? __pfx___x64_sys_mount+0x10/0x10 [ 125.227285][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.232973][ T5986] do_syscall_64+0xcd/0xfa0 [ 125.237511][ T5986] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 125.243651][ T5986] RIP: 0033:0x7f20acf9076a [ 125.248072][ T5986] 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 [ 125.267950][ T5986] RSP: 002b:00007ffcc7e7d518 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 125.276427][ T5986] RAX: ffffffffffffffda RBX: 00007ffcc7e7d5a0 RCX: 00007f20acf9076a [ 125.284448][ T5986] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffcc7e7d560 [ 125.292459][ T5986] RBP: 0000200000000180 R08: 00007ffcc7e7d5a0 R09: 0000000000800700 [ 125.300441][ T5986] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0 [ 125.308455][ T5986] R13: 00007ffcc7e7d560 R14: 000000000000046f R15: 000000000000002c [ 125.316466][ T5986] [ 125.319478][ T5986] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 125.326742][ T5986] CPU: 1 UID: 0 PID: 5986 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 125.335841][ T5986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 125.345885][ T5986] Call Trace: [ 125.349780][ T5986] [ 125.352698][ T5986] dump_stack_lvl+0x3d/0x1f0 [ 125.357305][ T5986] vpanic+0x640/0x6f0 [ 125.361312][ T5986] ? ext4_xattr_inode_update_ref+0x4ec/0x610 [ 125.367316][ T5986] panic+0xca/0xd0 [ 125.371071][ T5986] ? __pfx_panic+0x10/0x10 [ 125.375514][ T5986] ? check_panic_on_warn+0x1f/0xb0 [ 125.380647][ T5986] check_panic_on_warn+0xab/0xb0 [ 125.385608][ T5986] __warn+0xf6/0x3c0 [ 125.389499][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.395143][ T5986] ? ext4_xattr_inode_update_ref+0x4ec/0x610 [ 125.401152][ T5986] report_bug+0x3c3/0x580 [ 125.405487][ T5986] ? ext4_xattr_inode_update_ref+0x4ec/0x610 [ 125.411499][ T5986] handle_bug+0x184/0x210 [ 125.415842][ T5986] exc_invalid_op+0x17/0x50 [ 125.420361][ T5986] asm_exc_invalid_op+0x1a/0x20 [ 125.425217][ T5986] RIP: 0010:ext4_xattr_inode_update_ref+0x4ec/0x610 [ 125.431833][ T5986] 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 00 5f a8 8b e8 15 ed ec fe 90 <0f> 0b 90 90 e9 d9 fe ff ff e8 06 bd 2e ff 44 0f b6 2d 97 7e dc 0d [ 125.451616][ T5986] RSP: 0018:ffffc9000411f178 EFLAGS: 00010282 [ 125.457687][ T5986] RAX: 0000000000000000 RBX: ffff88805e0b1f48 RCX: ffffffff817b2ee8 [ 125.465654][ T5986] RDX: ffff88802c24bc80 RSI: ffffffff817b2ef5 RDI: 0000000000000001 [ 125.473623][ T5986] RBP: ffffc9000411f240 R08: 0000000000000001 R09: 0000000000000000 [ 125.481594][ T5986] R10: 0000000000000001 R11: 000000002d2d2d2d R12: 0000000000000002 [ 125.489562][ T5986] R13: 0000000000000000 R14: 1ffff92000823e32 R15: ffff88805e0b2138 [ 125.497623][ T5986] ? __warn_printk+0x198/0x350 [ 125.502419][ T5986] ? __warn_printk+0x1a5/0x350 [ 125.507206][ T5986] ? ext4_xattr_inode_update_ref+0x4eb/0x610 [ 125.513212][ T5986] ? __pfx_ext4_xattr_inode_update_ref+0x10/0x10 [ 125.519585][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.525317][ T5986] ? ext4_xattr_inode_iget+0x1ee/0x400 [ 125.530805][ T5986] ext4_xattr_set_entry+0x158f/0x1f00 [ 125.536206][ T5986] ? __pfx_ext4_xattr_set_entry+0x10/0x10 [ 125.541950][ T5986] ? xattr_find_entry+0x289/0x330 [ 125.547006][ T5986] ext4_xattr_ibody_set+0x3d6/0x5d0 [ 125.552210][ T5986] ext4_expand_extra_isize_ea+0x148c/0x1ab0 [ 125.558124][ T5986] ? __pfx_ext4_expand_extra_isize_ea+0x10/0x10 [ 125.564376][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.570023][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.575672][ T5986] ? dquot_initialize_needed+0x183/0x2a0 [ 125.581409][ T5986] __ext4_expand_extra_isize+0x346/0x480 [ 125.587076][ T5986] __ext4_mark_inode_dirty+0x544/0x870 [ 125.592550][ T5986] ? __pfx___ext4_mark_inode_dirty+0x10/0x10 [ 125.598554][ T5986] ? __pfx___might_resched+0x10/0x10 [ 125.603856][ T5986] ? ext4_journal_check_start+0x22b/0x340 [ 125.609587][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.615334][ T5986] ? __ext4_journal_start_sb+0x19e/0x690 [ 125.620973][ T5986] ? ext4_evict_inode+0x5cf/0x18e0 [ 125.626098][ T5986] ext4_evict_inode+0x74e/0x18e0 [ 125.631054][ T5986] ? __pfx_ext4_evict_inode+0x10/0x10 [ 125.636445][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.642093][ T5986] ? __pfx_ext4_evict_inode+0x10/0x10 [ 125.647482][ T5986] evict+0x3e6/0x920 [ 125.651385][ T5986] ? __pfx_evict+0x10/0x10 [ 125.655817][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.661469][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.667118][ T5986] iput.part.0+0x6a9/0xb00 [ 125.671549][ T5986] ? __pfx_ext4_drop_inode+0x10/0x10 [ 125.676933][ T5986] iput+0x35/0x40 [ 125.680662][ T5986] ext4_orphan_cleanup+0x731/0x11e0 [ 125.685884][ T5986] ? __pfx_ext4_orphan_cleanup+0x10/0x10 [ 125.691537][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.697183][ T5986] ? ext4_register_li_request+0xec/0x9b0 [ 125.702841][ T5986] ext4_fill_super+0x8db7/0xaf70 [ 125.707817][ T5986] ? __pfx_ext4_fill_super+0x10/0x10 [ 125.713120][ T5986] ? do_raw_spin_lock+0x12c/0x2b0 [ 125.718151][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.723793][ T5986] ? find_held_lock+0x2b/0x80 [ 125.728486][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.734138][ T5986] ? sb_set_blocksize+0x176/0x1d0 [ 125.739188][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.744830][ T5986] ? setup_bdev_super+0x369/0x730 [ 125.749870][ T5986] get_tree_bdev_flags+0x38c/0x620 [ 125.755006][ T5986] ? __pfx_ext4_fill_super+0x10/0x10 [ 125.760316][ T5986] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 125.765971][ T5986] ? apparmor_capable+0x114/0x1d0 [ 125.771024][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.776748][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.782434][ T5986] ? security_capable+0x7e/0x260 [ 125.787399][ T5986] vfs_get_tree+0x8e/0x340 [ 125.791920][ T5986] path_mount+0x7b9/0x23a0 [ 125.796349][ T5986] ? __pfx_path_mount+0x10/0x10 [ 125.801208][ T5986] ? putname+0x154/0x1a0 [ 125.805456][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.811099][ T5986] ? putname+0x154/0x1a0 [ 125.815343][ T5986] ? __x64_sys_mount+0x293/0x310 [ 125.820279][ T5986] __x64_sys_mount+0x293/0x310 [ 125.825047][ T5986] ? __pfx___x64_sys_mount+0x10/0x10 [ 125.830333][ T5986] ? srso_alias_return_thunk+0x5/0xfbef5 [ 125.835978][ T5986] do_syscall_64+0xcd/0xfa0 [ 125.840586][ T5986] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 125.846486][ T5986] RIP: 0033:0x7f20acf9076a [ 125.850903][ T5986] 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 [ 125.870516][ T5986] RSP: 002b:00007ffcc7e7d518 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 125.878939][ T5986] RAX: ffffffffffffffda RBX: 00007ffcc7e7d5a0 RCX: 00007f20acf9076a [ 125.886911][ T5986] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffcc7e7d560 [ 125.894884][ T5986] RBP: 0000200000000180 R08: 00007ffcc7e7d5a0 R09: 0000000000800700 [ 125.902857][ T5986] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0 [ 125.910826][ T5986] R13: 00007ffcc7e7d560 R14: 000000000000046f R15: 000000000000002c [ 125.918804][ T5986] [ 125.922013][ T5986] Kernel Offset: disabled [ 125.926327][ T5986] Rebooting in 86400 seconds..