Warning: Permanently added '10.128.1.62' (ED25519) to the list of known hosts.
2025/12/08 07:17:20 parsed 1 programs
[ 130.212399][ T5797] cgroup: Unknown subsys name 'net'
[ 130.354472][ T5797] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 132.101880][ T5797] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 133.207932][ T1280] ieee802154 phy0 wpan0: encryption failed: -22
[ 133.214614][ T1280] ieee802154 phy1 wpan1: encryption failed: -22
[ 135.903749][ T5839] chnl_net:caif_netlink_parms(): no params data found
[ 136.033749][ T5839] bridge0: port 1(bridge_slave_0) entered blocking state
[ 136.045528][ T5839] bridge0: port 1(bridge_slave_0) entered disabled state
[ 136.052807][ T5839] bridge_slave_0: entered allmulticast mode
[ 136.060400][ T5839] bridge_slave_0: entered promiscuous mode
[ 136.069903][ T5839] bridge0: port 2(bridge_slave_1) entered blocking state
[ 136.077501][ T5839] bridge0: port 2(bridge_slave_1) entered disabled state
[ 136.084955][ T5839] bridge_slave_1: entered allmulticast mode
[ 136.092559][ T5839] bridge_slave_1: entered promiscuous mode
[ 136.124098][ T5839] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 136.137614][ T5839] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 136.171417][ T5839] team0: Port device team_slave_0 added
[ 136.179799][ T5839] team0: Port device team_slave_1 added
[ 136.226717][ T5839] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 136.233720][ T5839] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 136.259861][ T5839] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 136.272943][ T5839] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 136.280033][ T5839] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 136.306001][ T5839] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 136.366133][ T5839] hsr_slave_0: entered promiscuous mode
[ 136.372670][ T5839] hsr_slave_1: entered promiscuous mode
[ 136.569305][ T5839] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 136.581445][ T5839] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 136.591778][ T5839] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 136.617560][ T5839] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 136.649284][ T5839] bridge0: port 2(bridge_slave_1) entered blocking state
[ 136.656979][ T5839] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 136.665139][ T5839] bridge0: port 1(bridge_slave_0) entered blocking state
[ 136.672827][ T5839] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 136.759593][ T5839] 8021q: adding VLAN 0 to HW filter on device bond0
[ 136.786480][ T1142] bridge0: port 1(bridge_slave_0) entered disabled state
[ 136.794963][ T1142] bridge0: port 2(bridge_slave_1) entered disabled state
[ 136.830309][ T5839] 8021q: adding VLAN 0 to HW filter on device team0
[ 136.844897][ T37] bridge0: port 1(bridge_slave_0) entered blocking state
[ 136.852102][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 136.867261][ T37] bridge0: port 2(bridge_slave_1) entered blocking state
[ 136.874446][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 137.144469][ T5839] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 137.189332][ T5839] veth0_vlan: entered promiscuous mode
[ 137.202906][ T5839] veth1_vlan: entered promiscuous mode
[ 137.234121][ T5839] veth0_macvtap: entered promiscuous mode
[ 137.244630][ T5839] veth1_macvtap: entered promiscuous mode
[ 137.263443][ T5839] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 137.279875][ T5839] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 137.298802][ T5839] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 137.307997][ T5839] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 137.317868][ T5839] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 137.326794][ T5839] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 137.481122][ T37] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 137.502433][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 137.510866][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 137.519457][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 137.529968][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 137.538808][ T51] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 137.547777][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 137.822970][ T1142] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 137.831901][ T1142] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 137.863934][ T2995] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 137.872114][ T2995] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2025/12/08 07:17:32 executed programs: 0
[ 139.816153][ T5085] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 139.824313][ T5085] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 139.834221][ T5085] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 139.843749][ T5085] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 139.852519][ T5085] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 139.861093][ T5085] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 140.036597][ T37] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 140.056951][ T5900] chnl_net:caif_netlink_parms(): no params data found
[ 140.129871][ T5900] bridge0: port 1(bridge_slave_0) entered blocking state
[ 140.137604][ T5900] bridge0: port 1(bridge_slave_0) entered disabled state
[ 140.145246][ T5900] bridge_slave_0: entered allmulticast mode
[ 140.152752][ T5900] bridge_slave_0: entered promiscuous mode
[ 140.161841][ T5900] bridge0: port 2(bridge_slave_1) entered blocking state
[ 140.170074][ T5900] bridge0: port 2(bridge_slave_1) entered disabled state
[ 140.177809][ T5900] bridge_slave_1: entered allmulticast mode
[ 140.184941][ T5900] bridge_slave_1: entered promiscuous mode
[ 140.217313][ T5900] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 140.229453][ T5900] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 140.264590][ T5900] team0: Port device team_slave_0 added
[ 140.272865][ T5900] team0: Port device team_slave_1 added
[ 140.303121][ T5900] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 140.310290][ T5900] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 140.336382][ T5900] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 140.348966][ T5900] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 140.356023][ T5900] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 140.382465][ T5900] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 140.430635][ T5900] hsr_slave_0: entered promiscuous mode
[ 140.437753][ T5900] hsr_slave_1: entered promiscuous mode
[ 140.444056][ T5900] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 140.452870][ T5900] Cannot create hsr debugfs directory
[ 141.926059][ T51] Bluetooth: hci0: command tx timeout
[ 142.248141][ T37] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 142.311695][ T37] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 143.219067][ T5900] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 143.232842][ T5900] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 143.258433][ T5900] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 143.268491][ T5900] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 143.364796][ T37] hsr_slave_0: left promiscuous mode
[ 143.371912][ T37] hsr_slave_1: left promiscuous mode
[ 143.383096][ T37] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 143.391073][ T37] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 143.403933][ T37] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 143.411921][ T37] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 143.422603][ T37] bridge_slave_1: left allmulticast mode
[ 143.428738][ T37] bridge_slave_1: left promiscuous mode
[ 143.439241][ T37] bridge0: port 2(bridge_slave_1) entered disabled state
[ 143.453425][ T37] bridge_slave_0: left allmulticast mode
[ 143.462969][ T37] bridge_slave_0: left promiscuous mode
[ 143.470640][ T37] bridge0: port 1(bridge_slave_0) entered disabled state
[ 143.507575][ T37] veth1_macvtap: left promiscuous mode
[ 143.513810][ T37] veth0_macvtap: left promiscuous mode
[ 143.522285][ T37] veth1_vlan: left promiscuous mode
[ 143.529693][ T37] veth0_vlan: left promiscuous mode
[ 144.008320][ T51] Bluetooth: hci0: command tx timeout
[ 144.090376][ T37] team0 (unregistering): Port device team_slave_1 removed
[ 144.124145][ T37] team0 (unregistering): Port device team_slave_0 removed
[ 144.159997][ T37] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 144.197997][ T37] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 144.534679][ T37] bond0 (unregistering): Released all slaves
[ 144.625848][ T5900] 8021q: adding VLAN 0 to HW filter on device bond0
[ 144.650308][ T5900] 8021q: adding VLAN 0 to HW filter on device team0
[ 144.667216][ T1134] bridge0: port 1(bridge_slave_0) entered blocking state
[ 144.674393][ T1134] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 144.693771][ T131] bridge0: port 2(bridge_slave_1) entered blocking state
[ 144.700983][ T131] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 144.963197][ T5900] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 145.009165][ T5900] veth0_vlan: entered promiscuous mode
[ 145.025709][ T5900] veth1_vlan: entered promiscuous mode
[ 145.065791][ T5900] veth0_macvtap: entered promiscuous mode
[ 145.079383][ T5900] veth1_macvtap: entered promiscuous mode
[ 145.112332][ T5900] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 145.142084][ T5900] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 145.158599][ T5900] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 145.167590][ T5900] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 145.178163][ T5900] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 145.187256][ T5900] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 145.338345][ T1134] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 145.351211][ T1134] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 145.385007][ T37] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 145.393535][ T37] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 145.438766][ T5948] syz.0.17[5948]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set
[ 145.454353][ T5948] loop0: detected capacity change from 0 to 512
[ 145.513084][ T5948]
[ 145.515894][ T5948] ======================================================
[ 145.522908][ T5948] WARNING: possible circular locking dependency detected
[ 145.529928][ T5948] syzkaller #0 Not tainted
[ 145.534334][ T5948] ------------------------------------------------------
[ 145.541345][ T5948] syz.0.17/5948 is trying to acquire lock:
[ 145.547147][ T5948] ffff8880264c8bd8 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_writepages+0x170/0x2f0
[ 145.557187][ T5948]
[ 145.557187][ T5948] but task is already holding lock:
[ 145.564545][ T5948] ffff88806206e4c8 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x3dc/0x6e0
[ 145.574424][ T5948]
[ 145.574424][ T5948] which lock already depends on the new lock.
[ 145.574424][ T5948]
[ 145.584838][ T5948]
[ 145.584838][ T5948] the existing dependency chain (in reverse order) is:
[ 145.593850][ T5948]
[ 145.593850][ T5948] -> #2 (&ei->xattr_sem){++++}-{3:3}:
[ 145.601413][ T5948] down_read+0x46/0x2e0
[ 145.606099][ T5948] ext4_setattr+0x86b/0x1c90
[ 145.611211][ T5948] notify_change+0xb0d/0xe10
[ 145.616335][ T5948] chown_common+0x3f9/0x5a0
[ 145.621420][ T5948] do_fchownat+0x168/0x270
[ 145.626513][ T5948] __x64_sys_chown+0x82/0x90
[ 145.631704][ T5948] do_syscall_64+0x55/0xb0
[ 145.636655][ T5948] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 145.643081][ T5948]
[ 145.643081][ T5948] -> #1 (jbd2_handle){++++}-{0:0}:
[ 145.650392][ T5948] start_this_handle+0x1e9d/0x20c0
[ 145.656026][ T5948] jbd2__journal_start+0x2bb/0x5b0
[ 145.661764][ T5948] __ext4_journal_start_sb+0x203/0x570
[ 145.667758][ T5948] ext4_do_writepages+0xf92/0x38d0
[ 145.673448][ T5948] ext4_writepages+0x1a8/0x2f0
[ 145.678745][ T5948] do_writepages+0x3a2/0x600
[ 145.683967][ T5948] __writeback_single_inode+0x153/0xee0
[ 145.690076][ T5948] writeback_sb_inodes+0x77c/0xef0
[ 145.695740][ T5948] __writeback_inodes_wb+0x111/0x240
[ 145.701565][ T5948] wb_writeback+0x464/0xba0
[ 145.706599][ T5948] wb_workfn+0xabc/0xe20
[ 145.711365][ T5948] process_scheduled_works+0xa45/0x15b0
[ 145.717440][ T5948] worker_thread+0xa55/0xfc0
[ 145.722563][ T5948] kthread+0x2fa/0x390
[ 145.727151][ T5948] ret_from_fork+0x48/0x80
[ 145.732087][ T5948] ret_from_fork_asm+0x11/0x20
[ 145.737406][ T5948]
[ 145.737406][ T5948] -> #0 (&sbi->s_writepages_rwsem){++++}-{0:0}:
[ 145.745969][ T5948] __lock_acquire+0x2ddb/0x7c80
[ 145.751341][ T5948] lock_acquire+0x197/0x410
[ 145.756381][ T5948] percpu_down_read+0x44/0x1a0
[ 145.761700][ T5948] ext4_writepages+0x170/0x2f0
[ 145.767002][ T5948] do_writepages+0x3a2/0x600
[ 145.772143][ T5948] __writeback_single_inode+0x153/0xee0
[ 145.778220][ T5948] writeback_single_inode+0x211/0x720
[ 145.784123][ T5948] write_inode_now+0x161/0x1e0
[ 145.789471][ T5948] iput+0x5b2/0x920
[ 145.793800][ T5948] ext4_xattr_block_set+0x273a/0x32a0
[ 145.799700][ T5948] ext4_expand_extra_isize_ea+0x10ea/0x19e0
[ 145.806122][ T5948] __ext4_expand_extra_isize+0x306/0x400
[ 145.812284][ T5948] __ext4_mark_inode_dirty+0x45d/0x6e0
[ 145.818270][ T5948] ext4_evict_inode+0x7ed/0xea0
[ 145.823644][ T5948] evict+0x486/0x870
[ 145.828062][ T5948] ext4_orphan_cleanup+0xbd4/0x1400
[ 145.833789][ T5948] ext4_fill_super+0x5de4/0x66c0
[ 145.839251][ T5948] get_tree_bdev+0x3e4/0x510
[ 145.844361][ T5948] vfs_get_tree+0x8c/0x280
[ 145.849296][ T5948] do_new_mount+0x24b/0xa40
[ 145.854314][ T5948] __se_sys_mount+0x2da/0x3c0
[ 145.859511][ T5948] do_syscall_64+0x55/0xb0
[ 145.864449][ T5948] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 145.870872][ T5948]
[ 145.870872][ T5948] other info that might help us debug this:
[ 145.870872][ T5948]
[ 145.881100][ T5948] Chain exists of:
[ 145.881100][ T5948] &sbi->s_writepages_rwsem --> jbd2_handle --> &ei->xattr_sem
[ 145.881100][ T5948]
[ 145.894493][ T5948] Possible unsafe locking scenario:
[ 145.894493][ T5948]
[ 145.901943][ T5948] CPU0 CPU1
[ 145.907306][ T5948] ---- ----
[ 145.912673][ T5948] lock(&ei->xattr_sem);
[ 145.917006][ T5948] lock(jbd2_handle);
[ 145.923603][ T5948] lock(&ei->xattr_sem);
[ 145.930456][ T5948] rlock(&sbi->s_writepages_rwsem);
[ 145.935740][ T5948]
[ 145.935740][ T5948] *** DEADLOCK ***
[ 145.935740][ T5948]
[ 145.943879][ T5948] 3 locks held by syz.0.17/5948:
[ 145.948813][ T5948] #0: ffff88802d0b40e0 (&type->s_umount_key#31){++++}-{3:3}, at: get_tree_bdev+0x344/0x510
[ 145.958913][ T5948] #1: ffff88802d0b4608 (sb_internal){.+.+}-{0:0}, at: ext4_evict_inode+0x2b9/0xea0
[ 145.968327][ T5948] #2: ffff88806206e4c8 (&ei->xattr_sem){++++}-{3:3}, at: __ext4_mark_inode_dirty+0x3dc/0x6e0
[ 145.978606][ T5948]
[ 145.978606][ T5948] stack backtrace:
[ 145.984499][ T5948] CPU: 0 PID: 5948 Comm: syz.0.17 Not tainted syzkaller #0
[ 145.991692][ T5948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 146.001764][ T5948] Call Trace:
[ 146.005051][ T5948]
[ 146.008002][ T5948] dump_stack_lvl+0x16c/0x230
[ 146.012692][ T5948] ? load_image+0x3b0/0x3b0
[ 146.017208][ T5948] ? show_regs_print_info+0x20/0x20
[ 146.022420][ T5948] ? print_circular_bug+0x12b/0x1a0
[ 146.027627][ T5948] check_noncircular+0x2bd/0x3c0
[ 146.032571][ T5948] ? look_up_lock_class+0x75/0x140
[ 146.037685][ T5948] ? print_deadlock_bug+0x5d0/0x5d0
[ 146.042886][ T5948] ? lockdep_lock+0xe0/0x220
[ 146.047480][ T5948] ? _find_first_zero_bit+0xd3/0x100
[ 146.052777][ T5948] __lock_acquire+0x2ddb/0x7c80
[ 146.057637][ T5948] ? mark_lock+0x94/0x320
[ 146.061970][ T5948] ? verify_lock_unused+0x140/0x140
[ 146.067174][ T5948] ? __lock_acquire+0x1334/0x7c80
[ 146.072200][ T5948] ? verify_lock_unused+0x140/0x140
[ 146.077408][ T5948] lock_acquire+0x197/0x410
[ 146.081919][ T5948] ? ext4_writepages+0x170/0x2f0
[ 146.086865][ T5948] ? __might_sleep+0xe0/0xe0
[ 146.091458][ T5948] ? mark_lock+0x94/0x320
[ 146.095797][ T5948] ? read_lock_is_recursive+0x20/0x20
[ 146.101196][ T5948] ? __lock_acquire+0x1334/0x7c80
[ 146.106228][ T5948] percpu_down_read+0x44/0x1a0
[ 146.111010][ T5948] ? ext4_writepages+0x170/0x2f0
[ 146.115474][ T51] Bluetooth: hci0: command tx timeout
[ 146.115951][ T5948] ext4_writepages+0x170/0x2f0
[ 146.126138][ T5948] ? ext4_read_folio+0x2f0/0x2f0
[ 146.131105][ T5948] ? __rwlock_init+0x150/0x150
[ 146.135883][ T5948] ? _raw_spin_unlock_irqrestore+0x86/0x110
[ 146.141812][ T5948] ? do_raw_spin_unlock+0x121/0x230
[ 146.147040][ T5948] ? ext4_read_folio+0x2f0/0x2f0
[ 146.151998][ T5948] do_writepages+0x3a2/0x600
[ 146.156615][ T5948] ? folio_clear_dirty_for_io+0xc30/0xc30
[ 146.162381][ T5948] ? writeback_single_inode+0x206/0x720
[ 146.167951][ T5948] ? __lock_acquire+0x7c80/0x7c80
[ 146.172988][ T5948] ? do_raw_spin_lock+0x121/0x2c0
[ 146.178023][ T5948] ? get_tree_bdev+0x3e4/0x510
[ 146.182797][ T5948] __writeback_single_inode+0x153/0xee0
[ 146.188366][ T5948] writeback_single_inode+0x211/0x720
[ 146.193798][ T5948] ? write_inode_now+0x1e0/0x1e0
[ 146.198756][ T5948] write_inode_now+0x161/0x1e0
[ 146.203538][ T5948] ? bdi_split_work_to_wbs+0x890/0x890
[ 146.209018][ T5948] ? do_raw_spin_unlock+0x121/0x230
[ 146.214235][ T5948] iput+0x5b2/0x920
[ 146.218056][ T5948] ext4_xattr_block_set+0x273a/0x32a0
[ 146.223449][ T5948] ? __might_sleep+0xe0/0xe0
[ 146.228063][ T5948] ? xattr_find_entry+0x12b/0x2f0
[ 146.233104][ T5948] ? ext4_xattr_block_find+0x350/0x350
[ 146.238578][ T5948] ? ext4_xattr_block_find+0x2d4/0x350
[ 146.244053][ T5948] ext4_expand_extra_isize_ea+0x10ea/0x19e0
[ 146.249976][ T5948] __ext4_expand_extra_isize+0x306/0x400
[ 146.255636][ T5948] __ext4_mark_inode_dirty+0x45d/0x6e0
[ 146.261135][ T5948] ext4_evict_inode+0x7ed/0xea0
[ 146.266034][ T5948] ? _raw_spin_unlock+0x28/0x40
[ 146.270909][ T5948] ? ext4_inode_is_fast_symlink+0x390/0x390
[ 146.276822][ T5948] ? do_raw_spin_unlock+0x121/0x230
[ 146.282036][ T5948] ? ext4_inode_is_fast_symlink+0x390/0x390
[ 146.287945][ T5948] evict+0x486/0x870
[ 146.291859][ T5948] ? __lock_acquire+0x7c80/0x7c80
[ 146.296911][ T5948] ? proc_nr_inodes+0x230/0x230
[ 146.301778][ T5948] ? do_raw_spin_unlock+0x121/0x230
[ 146.306998][ T5948] ? _raw_spin_unlock+0x28/0x40
[ 146.311883][ T5948] ? iput+0x70a/0x920
[ 146.315881][ T5948] ext4_orphan_cleanup+0xbd4/0x1400
[ 146.321107][ T5948] ? ext4_orphan_del+0xba0/0xba0
[ 146.326081][ T5948] ? ext4_register_li_request+0x183/0x940
[ 146.331833][ T5948] ? errseq_check_and_advance+0x66/0x120
[ 146.337491][ T5948] ext4_fill_super+0x5de4/0x66c0
[ 146.342487][ T5948] ? ext4_parse_test_dummy_encryption+0xb0/0xb0
[ 146.348741][ T5948] ? __might_sleep+0xe0/0xe0
[ 146.353348][ T5948] ? read_lock_is_recursive+0x20/0x20
[ 146.358753][ T5948] ? snprintf+0xdb/0x120
[ 146.363037][ T5948] ? vscnprintf+0x80/0x80
[ 146.367406][ T5948] ? down_write+0x162/0x1f0
[ 146.371933][ T5948] ? down_read_killable+0x340/0x340
[ 146.377151][ T5948] ? setup_bdev_super+0x56b/0x660
[ 146.382221][ T5948] get_tree_bdev+0x3e4/0x510
[ 146.386824][ T5948] ? vfs_parse_fs_string+0x160/0x160
[ 146.392909][ T5948] ? ext4_parse_test_dummy_encryption+0xb0/0xb0
[ 146.399168][ T5948] ? setup_bdev_super+0x660/0x660
[ 146.404210][ T5948] ? apparmor_capable+0x137/0x1a0
[ 146.409292][ T5948] ? bpf_lsm_capable+0x9/0x10
[ 146.414014][ T5948] ? security_capable+0x89/0xb0
[ 146.418910][ T5948] vfs_get_tree+0x8c/0x280
[ 146.423360][ T5948] do_new_mount+0x24b/0xa40
[ 146.427910][ T5948] __se_sys_mount+0x2da/0x3c0
[ 146.432759][ T5948] ? __x64_sys_mount+0xc0/0xc0
[ 146.437562][ T5948] ? lockdep_hardirqs_on+0x98/0x150
[ 146.442896][ T5948] ? __x64_sys_mount+0x20/0xc0
[ 146.447676][ T5948] do_syscall_64+0x55/0xb0
[ 146.452232][ T5948] ? clear_bhb_loop+0x40/0x90
[ 146.457012][ T5948] ? clear_bhb_loop+0x40/0x90
[ 146.461705][ T5948] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 146.467616][ T5948] RIP: 0033:0x7f15dff90eea
[ 146.472048][ T5948] 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
[ 146.491664][ T5948] RSP: 002b:00007ffef7fedd88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 146.500096][ T5948] RAX: ffffffffffffffda RBX: 00007ffef7fede10 RCX: 00007f15dff90eea
[ 146.508081][ T5948] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffef7feddd0
[ 146.516077][ T5948] RBP: 0000200000000180 R08: 00007ffef7fede10 R09: 0000000000800700
[ 146.524075][ T5948] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
[ 146.532089][ T5948] R13: 00007ffef7feddd0 R14: 000000000000046f R15: 000000000000002c
[ 146.540123][ T5948]
[ 146.574826][ T5948] ------------[ cut here ]------------
[ 146.580691][ T5948] EA inode 11 i_nlink=2
[ 146.584361][ T5948] WARNING: CPU: 1 PID: 5948 at fs/ext4/xattr.c:1075 ext4_xattr_inode_update_ref+0x4fb/0x550
[ 146.600289][ T5948] Modules linked in:
[ 146.604229][ T5948] CPU: 1 PID: 5948 Comm: syz.0.17 Not tainted syzkaller #0
[ 146.612116][ T5948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 146.623102][ T5948] RIP: 0010:ext4_xattr_inode_update_ref+0x4fb/0x550
[ 146.630472][ T5948] Code: 8d 7e 50 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 06 2c 9a ff 49 8b 37 48 c7 c7 a0 c6 be 8a 89 da e8 35 3a 0d ff <0f> 0b 4c 8b 74 24 08 4c 8b 7c 24 10 e9 b9 fe ff ff e8 7f a3 24 08
[ 146.651136][ T5948] RSP: 0018:ffffc900032271c0 EFLAGS: 00010246
[ 146.657926][ T5948] RAX: d3dd2ac5b0f80700 RBX: 0000000000000002 RCX: ffff88802bbfda00
[ 146.666497][ T5948] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
[ 146.674481][ T5948] RBP: ffffc900032272b8 R08: ffff8880b8e28c13 R09: 1ffff110171c5182
[ 146.682695][ T5948] R10: dffffc0000000000 R11: ffffed10171c5183 R12: dffffc0000000000
[ 146.690771][ T5948] R13: ffff88806201dea8 R14: ffff88806201dcb0 R15: ffff88806201dd00
[ 146.698814][ T5948] FS: 0000555557365500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 146.707837][ T5948] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 146.715241][ T5948] CR2: 00007f833b4b49c0 CR3: 000000002990b000 CR4: 00000000003506e0
[ 146.723267][ T5948] Call Trace:
[ 146.726828][ T5948]
[ 146.729789][ T5948] ? ext4_xattr_list_entries+0x3d0/0x3d0
[ 146.735501][ T5948] ? ext4_xattr_inode_iget+0x3df/0x600
[ 146.741093][ T5948] ext4_xattr_set_entry+0xcda/0x1e90
[ 146.746485][ T5948] ext4_xattr_ibody_set+0x254/0x6a0
[ 146.751731][ T5948] ext4_expand_extra_isize_ea+0x113a/0x19e0
[ 146.757700][ T5948] __ext4_expand_extra_isize+0x306/0x400
[ 146.763373][ T5948] __ext4_mark_inode_dirty+0x45d/0x6e0
[ 146.768921][ T5948] ext4_evict_inode+0x7ed/0xea0
[ 146.773985][ T5948] ? _raw_spin_unlock+0x28/0x40
[ 146.778909][ T5948] ? ext4_inode_is_fast_symlink+0x390/0x390
[ 146.784828][ T5948] ? do_raw_spin_unlock+0x121/0x230
[ 146.790131][ T5948] ? ext4_inode_is_fast_symlink+0x390/0x390
[ 146.796077][ T5948] evict+0x486/0x870
[ 146.799979][ T5948] ? __lock_acquire+0x7c80/0x7c80
[ 146.805007][ T5948] ? proc_nr_inodes+0x230/0x230
[ 146.809918][ T5948] ? do_raw_spin_unlock+0x121/0x230
[ 146.815750][ T5948] ? _raw_spin_unlock+0x28/0x40
[ 146.820633][ T5948] ? iput+0x70a/0x920
[ 146.824620][ T5948] ext4_orphan_cleanup+0xbd4/0x1400
[ 146.829962][ T5948] ? ext4_orphan_del+0xba0/0xba0
[ 146.834958][ T5948] ? ext4_register_li_request+0x183/0x940
[ 146.840800][ T5948] ? errseq_check_and_advance+0x66/0x120
[ 146.846568][ T5948] ext4_fill_super+0x5de4/0x66c0
[ 146.851542][ T5948] ? ext4_parse_test_dummy_encryption+0xb0/0xb0
[ 146.857881][ T5948] ? __might_sleep+0xe0/0xe0
[ 146.862500][ T5948] ? read_lock_is_recursive+0x20/0x20
[ 146.867916][ T5948] ? snprintf+0xdb/0x120
[ 146.872190][ T5948] ? vscnprintf+0x80/0x80
[ 146.876581][ T5948] ? down_write+0x162/0x1f0
[ 146.881111][ T5948] ? down_read_killable+0x340/0x340
[ 146.886467][ T5948] ? setup_bdev_super+0x56b/0x660
[ 146.891521][ T5948] get_tree_bdev+0x3e4/0x510
[ 146.896165][ T5948] ? vfs_parse_fs_string+0x160/0x160
[ 146.901483][ T5948] ? ext4_parse_test_dummy_encryption+0xb0/0xb0
[ 146.907770][ T5948] ? setup_bdev_super+0x660/0x660
[ 146.912822][ T5948] ? apparmor_capable+0x137/0x1a0
[ 146.918259][ T5948] ? bpf_lsm_capable+0x9/0x10
[ 146.922965][ T5948] ? security_capable+0x89/0xb0
[ 146.927961][ T5948] vfs_get_tree+0x8c/0x280
[ 146.932407][ T5948] do_new_mount+0x24b/0xa40
[ 146.937032][ T5948] __se_sys_mount+0x2da/0x3c0
[ 146.941744][ T5948] ? __x64_sys_mount+0xc0/0xc0
[ 146.946601][ T5948] ? lockdep_hardirqs_on+0x98/0x150
[ 146.951826][ T5948] ? __x64_sys_mount+0x20/0xc0
[ 146.956648][ T5948] do_syscall_64+0x55/0xb0
[ 146.961088][ T5948] ? clear_bhb_loop+0x40/0x90
[ 146.966121][ T5948] ? clear_bhb_loop+0x40/0x90
[ 146.970819][ T5948] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 146.976839][ T5948] RIP: 0033:0x7f15dff90eea
[ 146.981273][ T5948] 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
[ 147.001031][ T5948] RSP: 002b:00007ffef7fedd88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 147.009494][ T5948] RAX: ffffffffffffffda RBX: 00007ffef7fede10 RCX: 00007f15dff90eea
[ 147.017914][ T5948] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffef7feddd0
[ 147.026007][ T5948] RBP: 0000200000000180 R08: 00007ffef7fede10 R09: 0000000000800700
[ 147.034093][ T5948] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
[ 147.042142][ T5948] R13: 00007ffef7feddd0 R14: 000000000000046f R15: 000000000000002c
[ 147.050263][ T5948]
[ 147.053334][ T5948] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 147.060638][ T5948] CPU: 1 PID: 5948 Comm: syz.0.17 Not tainted syzkaller #0
[ 147.067842][ T5948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 147.077929][ T5948] Call Trace:
[ 147.081214][ T5948]
[ 147.084150][ T5948] dump_stack_lvl+0x16c/0x230
[ 147.088852][ T5948] ? show_regs_print_info+0x20/0x20
[ 147.094097][ T5948] ? load_image+0x3b0/0x3b0
[ 147.098621][ T5948] panic+0x2c0/0x710
[ 147.102529][ T5948] ? bpf_jit_dump+0xd0/0xd0
[ 147.107052][ T5948] __warn+0x2e0/0x470
[ 147.111061][ T5948] ? ext4_xattr_inode_update_ref+0x4fb/0x550
[ 147.117055][ T5948] ? ext4_xattr_inode_update_ref+0x4fb/0x550
[ 147.123048][ T5948] report_bug+0x2be/0x4f0
[ 147.127387][ T5948] ? ext4_xattr_inode_update_ref+0x4fb/0x550
[ 147.133402][ T5948] ? ext4_xattr_inode_update_ref+0x4fb/0x550
[ 147.139440][ T5948] ? ext4_xattr_inode_update_ref+0x4fd/0x550
[ 147.145448][ T5948] handle_bug+0xcf/0x120
[ 147.149709][ T5948] exc_invalid_op+0x1a/0x50
[ 147.154221][ T5948] asm_exc_invalid_op+0x1a/0x20
[ 147.159087][ T5948] RIP: 0010:ext4_xattr_inode_update_ref+0x4fb/0x550
[ 147.165695][ T5948] Code: 8d 7e 50 4c 89 f8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ff e8 06 2c 9a ff 49 8b 37 48 c7 c7 a0 c6 be 8a 89 da e8 35 3a 0d ff <0f> 0b 4c 8b 74 24 08 4c 8b 7c 24 10 e9 b9 fe ff ff e8 7f a3 24 08
[ 147.185310][ T5948] RSP: 0018:ffffc900032271c0 EFLAGS: 00010246
[ 147.191389][ T5948] RAX: d3dd2ac5b0f80700 RBX: 0000000000000002 RCX: ffff88802bbfda00
[ 147.199380][ T5948] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
[ 147.207360][ T5948] RBP: ffffc900032272b8 R08: ffff8880b8e28c13 R09: 1ffff110171c5182
[ 147.215344][ T5948] R10: dffffc0000000000 R11: ffffed10171c5183 R12: dffffc0000000000
[ 147.223340][ T5948] R13: ffff88806201dea8 R14: ffff88806201dcb0 R15: ffff88806201dd00
[ 147.231423][ T5948] ? ext4_xattr_list_entries+0x3d0/0x3d0
[ 147.237076][ T5948] ? ext4_xattr_inode_iget+0x3df/0x600
[ 147.242551][ T5948] ext4_xattr_set_entry+0xcda/0x1e90
[ 147.247857][ T5948] ext4_xattr_ibody_set+0x254/0x6a0
[ 147.253072][ T5948] ext4_expand_extra_isize_ea+0x113a/0x19e0
[ 147.258996][ T5948] __ext4_expand_extra_isize+0x306/0x400
[ 147.264663][ T5948] __ext4_mark_inode_dirty+0x45d/0x6e0
[ 147.270139][ T5948] ext4_evict_inode+0x7ed/0xea0
[ 147.275001][ T5948] ? _raw_spin_unlock+0x28/0x40
[ 147.279869][ T5948] ? ext4_inode_is_fast_symlink+0x390/0x390
[ 147.285776][ T5948] ? do_raw_spin_unlock+0x121/0x230
[ 147.291008][ T5948] ? ext4_inode_is_fast_symlink+0x390/0x390
[ 147.297011][ T5948] evict+0x486/0x870
[ 147.300958][ T5948] ? __lock_acquire+0x7c80/0x7c80
[ 147.306030][ T5948] ? proc_nr_inodes+0x230/0x230
[ 147.310898][ T5948] ? do_raw_spin_unlock+0x121/0x230
[ 147.316116][ T5948] ? _raw_spin_unlock+0x28/0x40
[ 147.320987][ T5948] ? iput+0x70a/0x920
[ 147.324986][ T5948] ext4_orphan_cleanup+0xbd4/0x1400
[ 147.330222][ T5948] ? ext4_orphan_del+0xba0/0xba0
[ 147.335180][ T5948] ? ext4_register_li_request+0x183/0x940
[ 147.340920][ T5948] ? errseq_check_and_advance+0x66/0x120
[ 147.346575][ T5948] ext4_fill_super+0x5de4/0x66c0
[ 147.351603][ T5948] ? ext4_parse_test_dummy_encryption+0xb0/0xb0
[ 147.357878][ T5948] ? __might_sleep+0xe0/0xe0
[ 147.362490][ T5948] ? read_lock_is_recursive+0x20/0x20
[ 147.367886][ T5948] ? snprintf+0xdb/0x120
[ 147.372175][ T5948] ? vscnprintf+0x80/0x80
[ 147.376521][ T5948] ? down_write+0x162/0x1f0
[ 147.381039][ T5948] ? down_read_killable+0x340/0x340
[ 147.386266][ T5948] ? setup_bdev_super+0x56b/0x660
[ 147.391303][ T5948] get_tree_bdev+0x3e4/0x510
[ 147.395901][ T5948] ? vfs_parse_fs_string+0x160/0x160
[ 147.401217][ T5948] ? ext4_parse_test_dummy_encryption+0xb0/0xb0
[ 147.407492][ T5948] ? setup_bdev_super+0x660/0x660
[ 147.413068][ T5948] ? apparmor_capable+0x137/0x1a0
[ 147.418122][ T5948] ? bpf_lsm_capable+0x9/0x10
[ 147.422821][ T5948] ? security_capable+0x89/0xb0
[ 147.427692][ T5948] vfs_get_tree+0x8c/0x280
[ 147.432119][ T5948] do_new_mount+0x24b/0xa40
[ 147.436639][ T5948] __se_sys_mount+0x2da/0x3c0
[ 147.441333][ T5948] ? __x64_sys_mount+0xc0/0xc0
[ 147.446110][ T5948] ? lockdep_hardirqs_on+0x98/0x150
[ 147.451319][ T5948] ? __x64_sys_mount+0x20/0xc0
[ 147.456091][ T5948] do_syscall_64+0x55/0xb0
[ 147.460518][ T5948] ? clear_bhb_loop+0x40/0x90
[ 147.465214][ T5948] ? clear_bhb_loop+0x40/0x90
[ 147.469993][ T5948] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 147.476016][ T5948] RIP: 0033:0x7f15dff90eea
[ 147.480464][ T5948] 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
[ 147.500177][ T5948] RSP: 002b:00007ffef7fedd88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 147.508625][ T5948] RAX: ffffffffffffffda RBX: 00007ffef7fede10 RCX: 00007f15dff90eea
[ 147.516695][ T5948] RDX: 0000200000000180 RSI: 00002000000001c0 RDI: 00007ffef7feddd0
[ 147.524690][ T5948] RBP: 0000200000000180 R08: 00007ffef7fede10 R09: 0000000000800700
[ 147.532678][ T5948] R10: 0000000000800700 R11: 0000000000000246 R12: 00002000000001c0
[ 147.540666][ T5948] R13: 00007ffef7feddd0 R14: 000000000000046f R15: 000000000000002c
[ 147.548655][ T5948]
[ 147.551924][ T5948] Kernel Offset: disabled
[ 147.556249][ T5948] Rebooting in 86400 seconds..