[ 404.544685][ T4810] bridge0: port 1(bridge_slave_0) entered blocking state [ 404.552180][ T4810] bridge0: port 1(bridge_slave_0) entered disabled state [ 404.560226][ T4810] device bridge_slave_0 entered promiscuous mode [ 404.568164][ T4810] bridge0: port 2(bridge_slave_1) entered blocking state [ 404.575682][ T4810] bridge0: port 2(bridge_slave_1) entered disabled state [ 404.583947][ T4810] device bridge_slave_1 entered promiscuous mode [ 404.626017][ T4810] bridge0: port 2(bridge_slave_1) entered blocking state [ 404.633702][ T4810] bridge0: port 2(bridge_slave_1) entered forwarding state [ 404.641033][ T4810] bridge0: port 1(bridge_slave_0) entered blocking state [ 404.648071][ T4810] bridge0: port 1(bridge_slave_0) entered forwarding state [ 404.671124][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 404.680275][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 404.689474][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 404.704497][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 404.713046][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 404.720082][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 404.729562][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 404.738160][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 404.745326][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 404.760892][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 404.770458][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 404.786935][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 404.798537][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 404.807163][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 404.814769][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 404.823947][ T9] device bridge_slave_1 left promiscuous mode [ 404.830175][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 404.843483][ T9] device bridge_slave_0 left promiscuous mode [ 404.849909][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 404.858089][ T9] device bridge_slave_1 left promiscuous mode [ 404.864884][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 404.872533][ T9] device bridge_slave_0 left promiscuous mode [ 404.878894][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 404.887293][ T9] device veth1_macvtap left promiscuous mode [ 404.893575][ T9] device veth0_vlan left promiscuous mode [ 404.899460][ T9] device veth1_macvtap left promiscuous mode [ 404.906370][ T9] device veth0_vlan left promiscuous mode [ 405.073941][ T4810] device veth0_vlan entered promiscuous mode [ 405.085041][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 405.093681][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 405.103909][ T4810] device veth1_macvtap entered promiscuous mode [ 405.113262][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 405.121191][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 405.129561][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 405.139267][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 405.147876][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 405.233660][ T4815] EXT4-fs (loop0): Test dummy encryption mode enabled [ 405.241670][ T4815] EXT4-fs error (device loop0): ext4_fill_super:4955: inode #2: comm syz.0.1457: casefold flag without casefold feature [ 405.256528][ T4815] EXT4-fs (loop0): get root inode failed [ 405.262280][ T4815] EXT4-fs (loop0): mount failed [ 405.427480][ T4819] bridge0: port 1(bridge_slave_0) entered blocking state [ 405.435372][ T4819] bridge0: port 1(bridge_slave_0) entered disabled state [ 405.443038][ T4819] device bridge_slave_0 entered promiscuous mode [ 405.450563][ T4819] bridge0: port 2(bridge_slave_1) entered blocking state [ 405.458145][ T4819] bridge0: port 2(bridge_slave_1) entered disabled state [ 405.465762][ T4819] device bridge_slave_1 entered promiscuous mode [ 405.503451][ T4819] bridge0: port 2(bridge_slave_1) entered blocking state [ 405.511025][ T4819] bridge0: port 2(bridge_slave_1) entered forwarding state [ 405.518882][ T4819] bridge0: port 1(bridge_slave_0) entered blocking state [ 405.526135][ T4819] bridge0: port 1(bridge_slave_0) entered forwarding state [ 405.544453][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 405.552305][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 405.560138][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 405.574761][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 405.583792][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 405.591311][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 405.600163][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 405.608883][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 405.616465][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 405.631976][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 405.642243][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 405.659297][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 405.671134][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 405.679277][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 405.687759][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 405.699346][ T4819] device veth0_vlan entered promiscuous mode [ 405.709417][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 405.718932][ T4819] device veth1_macvtap entered promiscuous mode [ 405.729146][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 405.742835][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 405.814317][ T4824] EXT4-fs (loop0): Test dummy encryption mode enabled [ 405.821932][ T4824] EXT4-fs error (device loop0): ext4_fill_super:4955: inode #2: comm syz.0.1460: casefold flag without casefold feature [ 405.835797][ T4824] EXT4-fs (loop0): get root inode failed [ 405.842022][ T4824] EXT4-fs (loop0): mount failed [ 406.064769][ T9] device bridge_slave_1 left promiscuous mode [ 406.070968][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 406.078365][ T9] device bridge_slave_0 left promiscuous mode [ 406.085372][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 406.095214][ T9] device bridge_slave_1 left promiscuous mode [ 406.101599][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 406.110336][ T9] device bridge_slave_0 left promiscuous mode [ 406.117677][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 406.127278][ T9] device veth1_macvtap left promiscuous mode [ 406.133936][ T9] device veth0_vlan left promiscuous mode [ 406.140565][ T9] device veth1_macvtap left promiscuous mode [ 406.146939][ T9] device veth0_vlan left promiscuous mode [ 406.342757][ T4828] bridge0: port 1(bridge_slave_0) entered blocking state [ 406.350324][ T4828] bridge0: port 1(bridge_slave_0) entered disabled state [ 406.358709][ T4828] device bridge_slave_0 entered promiscuous mode [ 406.367070][ T4828] bridge0: port 2(bridge_slave_1) entered blocking state [ 406.374488][ T4828] bridge0: port 2(bridge_slave_1) entered disabled state [ 406.382250][ T4828] device bridge_slave_1 entered promiscuous mode [ 406.431995][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 406.439606][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 406.448955][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 406.457780][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 406.466469][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 406.473761][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 406.481642][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 406.490941][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 406.500908][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 406.509435][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 406.517086][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 406.529483][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 406.539520][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 406.554255][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 406.565633][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 406.574040][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 406.582091][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 406.591521][ T4828] device veth0_vlan entered promiscuous mode [ 406.602044][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 406.612554][ T4828] device veth1_macvtap entered promiscuous mode [ 406.622305][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 406.632416][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 406.714720][ T4833] EXT4-fs (loop0): Test dummy encryption mode enabled [ 406.722482][ T4833] EXT4-fs error (device loop0): ext4_fill_super:4955: inode #2: comm syz.0.1463: casefold flag without casefold feature [ 406.735763][ T4833] EXT4-fs (loop0): get root inode failed [ 406.742059][ T4833] EXT4-fs (loop0): mount failed [ 406.954162][ T4837] bridge0: port 1(bridge_slave_0) entered blocking state [ 406.961652][ T4837] bridge0: port 1(bridge_slave_0) entered disabled state [ 406.969256][ T4837] device bridge_slave_0 entered promiscuous mode [ 406.977017][ T4837] bridge0: port 2(bridge_slave_1) entered blocking state [ 406.984604][ T4837] bridge0: port 2(bridge_slave_1) entered disabled state [ 406.992310][ T4837] device bridge_slave_1 entered promiscuous mode [ 407.029559][ T4837] bridge0: port 2(bridge_slave_1) entered blocking state [ 407.036856][ T4837] bridge0: port 2(bridge_slave_1) entered forwarding state [ 407.044698][ T4837] bridge0: port 1(bridge_slave_0) entered blocking state [ 407.051841][ T4837] bridge0: port 1(bridge_slave_0) entered forwarding state [ 407.071741][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 407.079487][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 407.087193][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 407.096738][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 407.105402][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 407.112900][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 407.123449][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 407.131899][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 407.139088][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 407.151173][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 407.162141][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 407.175810][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 407.187542][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 407.196339][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 407.203840][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 407.213878][ T4837] device veth0_vlan entered promiscuous mode [ 407.224038][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 407.233542][ T4837] device veth1_macvtap entered promiscuous mode [ 407.243429][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 407.255395][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 407.303922][ T4842] EXT4-fs (loop0): Test dummy encryption mode enabled [ 407.312230][ T4842] EXT4-fs error (device loop0): ext4_fill_super:4955: inode #2: comm syz.0.1466: casefold flag without casefold feature [ 407.325405][ T4842] EXT4-fs (loop0): get root inode failed [ 407.331462][ T4842] EXT4-fs (loop0): mount failed [ 407.356229][ T9] device bridge_slave_1 left promiscuous mode [ 407.362546][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 407.370258][ T9] device bridge_slave_0 left promiscuous mode [ 407.376846][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 407.384934][ T9] device veth1_macvtap left promiscuous mode [ 407.391371][ T9] device veth0_vlan left promiscuous mode [ 407.532338][ T4846] bridge0: port 1(bridge_slave_0) entered blocking state [ 407.539719][ T4846] bridge0: port 1(bridge_slave_0) entered disabled state [ 407.547252][ T4846] device bridge_slave_0 entered promiscuous mode [ 407.555577][ T4846] bridge0: port 2(bridge_slave_1) entered blocking state [ 407.563239][ T4846] bridge0: port 2(bridge_slave_1) entered disabled state [ 407.570983][ T4846] device bridge_slave_1 entered promiscuous mode [ 407.605959][ T4846] bridge0: port 2(bridge_slave_1) entered blocking state [ 407.613218][ T4846] bridge0: port 2(bridge_slave_1) entered forwarding state [ 407.620718][ T4846] bridge0: port 1(bridge_slave_0) entered blocking state [ 407.628092][ T4846] bridge0: port 1(bridge_slave_0) entered forwarding state [ 407.645193][ T1267] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 407.653237][ T1267] bridge0: port 1(bridge_slave_0) entered disabled state [ 407.660972][ T1267] bridge0: port 2(bridge_slave_1) entered disabled state [ 407.671927][ T1267] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 407.680495][ T1267] bridge0: port 1(bridge_slave_0) entered blocking state [ 407.687942][ T1267] bridge0: port 1(bridge_slave_0) entered forwarding state [ 407.697273][ T1267] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 407.705951][ T1267] bridge0: port 2(bridge_slave_1) entered blocking state [ 407.713305][ T1267] bridge0: port 2(bridge_slave_1) entered forwarding state [ 407.730304][ T1267] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 407.738536][ T1267] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 407.752562][ T1267] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 407.765005][ T1267] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 407.773025][ T1267] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 407.780411][ T1267] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 407.789044][ T4846] device veth0_vlan entered promiscuous mode [ 407.799798][ T1267] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 407.814999][ T4846] device veth1_macvtap entered promiscuous mode [ 407.824578][ T1267] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 407.834820][ T1267] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 407.895351][ T4851] EXT4-fs (loop0): Test dummy encryption mode enabled [ 407.907523][ T4851] EXT4-fs error (device loop0): ext4_fill_super:4955: inode #2: comm syz.0.1469: casefold flag without casefold feature [ 407.920910][ T4851] EXT4-fs (loop0): get root inode failed [ 407.926706][ T4851] EXT4-fs (loop0): mount failed [ 408.391411][ T9] device bridge_slave_1 left promiscuous mode [ 408.399553][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 408.409377][ T9] device bridge_slave_0 left promiscuous mode [ 408.419885][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 408.428693][ T9] device bridge_slave_1 left promiscuous mode [ 408.435338][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 408.443235][ T9] device bridge_slave_0 left promiscuous mode [ 408.449698][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 408.458319][ T9] device veth1_macvtap left promiscuous mode [ 408.464692][ T9] device veth0_vlan left promiscuous mode [ 408.471080][ T9] device veth1_macvtap left promiscuous mode [ 408.477391][ T9] device veth0_vlan left promiscuous mode Warning: Permanently added '10.128.0.175' (ED25519) to the list of known hosts. executing program [ 409.631601][ T4858] EXT4-fs (loop0): Test dummy encryption mode enabled [ 409.639138][ T4858] EXT4-fs error (device loop0): ext4_fill_super:4955: inode #2: comm syz-executor986: casefold flag without casefold feature [ 409.652837][ T4858] EXT4-fs (loop0): get root inode failed [ 409.658555][ T4858] EXT4-fs (loop0): mount failed [ 409.795022][ T4858] ------------[ cut here ]------------ [ 409.801075][ T4858] WARNING: CPU: 0 PID: 4858 at fs/overlayfs/util.c:453 ovl_dir_modified+0x2c5/0x3b0 [ 409.811194][ T4858] Modules linked in: [ 409.815250][ T4858] CPU: 0 PID: 4858 Comm: syz-executor986 Not tainted 5.10.237-syzkaller-1007464-g7e2543346ff7 #0 [ 409.826357][ T4858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 409.837073][ T4858] RIP: 0010:ovl_dir_modified+0x2c5/0x3b0 [ 409.843234][ T4858] Code: c1 e8 03 42 80 3c 30 00 74 08 4c 89 e7 e8 63 b3 aa ff 49 ff 04 24 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 8b c3 70 ff <0f> 0b e9 29 ff ff ff e8 7f c3 70 ff 0f 0b e9 57 ff ff ff 44 89 f9 [ 409.865312][ T4858] RSP: 0018:ffffc90000b37a48 EFLAGS: 00010293 [ 409.871983][ T4858] RAX: ffffffff81f2cf75 RBX: 0000000000000000 RCX: ffff88811a1be2c0 [ 409.881001][ T4858] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 409.889248][ T4858] RBP: ffffc90000b37a90 R08: dffffc0000000000 R09: ffffed102424af59 [ 409.897519][ T4858] R10: ffffed102424af59 R11: 1ffff1102424af58 R12: ffff888121257a20 [ 409.905712][ T4858] R13: ffff888121c27440 R14: dffffc0000000000 R15: ffff888121c27470 [ 409.913891][ T4858] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 409.922968][ T4858] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 409.930698][ T4858] CR2: 00007f505af72000 CR3: 000000010d0b1000 CR4: 00000000003506a0 [ 409.939326][ T4858] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 409.947635][ T4858] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 409.956156][ T4858] Call Trace: [ 409.959787][ T4858] ovl_do_remove+0x6dc/0xc60 [ 409.964494][ T4858] ? ovl_set_redirect+0x620/0x620 [ 409.969926][ T4858] ? down_write+0xac/0x110 [ 409.974602][ T4858] ? down_read_killable+0xe0/0xe0 [ 409.979932][ T4858] ? selinux_inode_rmdir+0x22/0x30 [ 409.985526][ T4858] ovl_rmdir+0x1a/0x20 [ 409.989812][ T4858] vfs_rmdir+0x1b3/0x3e0 [ 409.994389][ T4858] incfs_kill_sb+0xfe/0x210 [ 409.999495][ T4858] deactivate_locked_super+0xa0/0x100 [ 410.005034][ T4858] deactivate_super+0xaf/0xe0 [ 410.009765][ T4858] cleanup_mnt+0x446/0x500 [ 410.014431][ T4858] __cleanup_mnt+0x19/0x20 [ 410.019319][ T4858] task_work_run+0x127/0x190 [ 410.024236][ T4858] do_exit+0xa27/0x2470 [ 410.028525][ T4858] ? put_task_struct+0x90/0x90 [ 410.033640][ T4858] ? do_user_addr_fault+0x791/0xc80 [ 410.039151][ T4858] do_group_exit+0x141/0x310 [ 410.044266][ T4858] __x64_sys_exit_group+0x3f/0x40 [ 410.049372][ T4858] do_syscall_64+0x31/0x40 [ 410.054154][ T4858] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 410.060242][ T4858] RIP: 0033:0x7f030938f809 [ 410.064892][ T4858] Code: Unable to access opcode bytes at RIP 0x7f030938f7df. [ 410.072546][ T4858] RSP: 002b:00007fffbcac8138 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 410.081108][ T4858] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f030938f809 [ 410.089211][ T4858] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 410.097418][ T4858] RBP: 00007f030940b2b0 R08: ffffffffffffffb8 R09: 00007f03093df83c [ 410.105953][ T4858] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f030940b2b0 [ 410.114323][ T4858] R13: 0000000000000000 R14: 00007f030940c020 R15: 00007f030935db40 [ 410.122486][ T4858] ---[ end trace c4394fe472c0c991 ]--- [ 410.128247][ T4858] ------------[ cut here ]------------ [ 410.133943][ T4858] WARNING: CPU: 1 PID: 4858 at fs/overlayfs/util.c:453 ovl_dir_modified+0x2c5/0x3b0 [ 410.143880][ T4858] Modules linked in: [ 410.147957][ T4858] CPU: 1 PID: 4858 Comm: syz-executor986 Tainted: G W 5.10.237-syzkaller-1007464-g7e2543346ff7 #0 [ 410.148247][ T9] device bridge_slave_1 left promiscuous mode [ 410.160102][ T4858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 410.166663][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 410.176358][ T4858] RIP: 0010:ovl_dir_modified+0x2c5/0x3b0 [ 410.176377][ T4858] Code: c1 e8 03 42 80 3c 30 00 74 08 4c 89 e7 e8 63 b3 aa ff 49 ff 04 24 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 8b c3 70 ff <0f> 0b e9 29 ff ff ff e8 7f c3 70 ff 0f 0b e9 57 ff ff ff 44 89 f9 [ 410.209411][ T4858] RSP: 0018:ffffc90000b37a48 EFLAGS: 00010293 [ 410.209692][ T9] device bridge_slave_0 left promiscuous mode [ 410.215570][ T4858] RAX: ffffffff81f2cf75 RBX: 0000000000000000 RCX: ffff88811a1be2c0 [ 410.215578][ T4858] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 410.215587][ T4858] RBP: ffffc90000b37a90 R08: dffffc0000000000 R09: ffffed102424af59 [ 410.215605][ T4858] R10: ffffed102424af59 R11: 1ffff1102424af58 R12: ffff888121257a20 [ 410.222382][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 410.229936][ T4858] R13: ffff888121c27440 R14: dffffc0000000000 R15: ffff888121c27470 [ 410.270434][ T4858] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 410.280414][ T9] device veth1_macvtap left promiscuous mode [ 410.280783][ T4858] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 410.286958][ T9] device veth0_vlan left promiscuous mode [ 410.293602][ T4858] CR2: 00007f505af72000 CR3: 000000010d0b1000 CR4: 00000000003506a0 [ 410.307641][ T4858] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 410.316207][ T4858] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 410.324242][ T4858] Call Trace: [ 410.327576][ T4858] ovl_do_remove+0x6dc/0xc60 [ 410.332330][ T4858] ? ovl_set_redirect+0x620/0x620 [ 410.337443][ T4858] ? down_write+0xac/0x110 [ 410.341937][ T4858] ? down_read_killable+0xe0/0xe0 [ 410.347117][ T4858] ? selinux_inode_rmdir+0x22/0x30 [ 410.352519][ T4858] ovl_rmdir+0x1a/0x20 [ 410.356630][ T4858] vfs_rmdir+0x1b3/0x3e0 [ 410.361014][ T4858] incfs_kill_sb+0x18a/0x210 [ 410.365632][ T4858] deactivate_locked_super+0xa0/0x100 [ 410.371273][ T4858] deactivate_super+0xaf/0xe0 [ 410.377211][ T4858] cleanup_mnt+0x446/0x500 [ 410.381791][ T4858] __cleanup_mnt+0x19/0x20 [ 410.386313][ T4858] task_work_run+0x127/0x190 [ 410.391043][ T4858] do_exit+0xa27/0x2470 [ 410.395307][ T4858] ? put_task_struct+0x90/0x90 [ 410.400222][ T4858] ? do_user_addr_fault+0x791/0xc80 [ 410.405562][ T4858] do_group_exit+0x141/0x310 [ 410.410414][ T4858] __x64_sys_exit_group+0x3f/0x40 [ 410.416086][ T4858] do_syscall_64+0x31/0x40 [ 410.420783][ T4858] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 410.427195][ T4858] RIP: 0033:0x7f030938f809 [ 410.431662][ T4858] Code: Unable to access opcode bytes at RIP 0x7f030938f7df. [ 410.439788][ T4858] RSP: 002b:00007fffbcac8138 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 410.448343][ T4858] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f030938f809 [ 410.456652][ T4858] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 410.465631][ T4858] RBP: 00007f030940b2b0 R08: ffffffffffffffb8 R09: 00007f03093df83c [ 410.474309][ T4858] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f030940b2b0 [ 410.483027][ T4858] R13: 0000000000000000 R14: 00007f030940c020 R15: 00007f030935db40 [ 410.494612][ T4858] ---[ end trac