Warning: Permanently added '10.128.0.70' (ECDSA) to the list of known hosts. executing program [ 59.519604][ T23] audit: type=1400 audit(1644532640.940:73): avc: denied { execmem } for pid=377 comm="syz-executor682" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 59.540604][ T23] audit: type=1400 audit(1644532640.960:74): avc: denied { read write } for pid=378 comm="syz-executor682" name="loop0" dev="devtmpfs" ino=115 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 executing program executing program executing program executing program executing program [ 59.556901][ T385] incfs: ino conflict with backing FS 2 [ 59.578236][ T23] audit: type=1400 audit(1644532640.960:75): avc: denied { open } for pid=380 comm="syz-executor682" path="/dev/loop2" dev="devtmpfs" ino=117 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 59.592246][ T388] incfs: ino conflict with backing FS 2 executing program [ 59.602579][ T23] audit: type=1400 audit(1644532640.960:76): avc: denied { ioctl } for pid=380 comm="syz-executor682" path="/dev/loop2" dev="devtmpfs" ino=117 ioctlcmd=0x4c01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 59.608826][ T387] incfs: ino conflict with backing FS 2 [ 59.633770][ T23] audit: type=1400 audit(1644532640.960:77): avc: denied { mounton } for pid=385 comm="syz-executor682" path="/root/syzkaller.YUuL5X/0/bus" dev="sda1" ino=1144 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 59.648730][ T390] incfs: ino conflict with backing FS 2 [ 59.663598][ T23] audit: type=1400 audit(1644532640.960:78): avc: denied { mount } for pid=385 comm="syz-executor682" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 59.669341][ T378] BUG: Dentry ffff88811a146bb0{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 59.669393][ T378] ------------[ cut here ]------------ [ 59.669417][ T378] WARNING: CPU: 0 PID: 378 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 59.669427][ T378] Modules linked in: [ 59.691479][ T23] audit: type=1400 audit(1644532640.960:79): avc: denied { mounton } for pid=385 comm="syz-executor682" path="/root/syzkaller.YUuL5X/0/bus/file0" dev="tmpfs" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1 [ 59.691495][ T23] audit: type=1400 audit(1644532641.000:80): avc: denied { mount } for pid=385 comm="syz-executor682" name="/" dev="incremental-fs" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 59.691509][ T23] audit: type=1400 audit(1644532641.030:81): avc: denied { unmount } for pid=380 comm="syz-executor682" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 59.691696][ T389] incfs: ino conflict with backing FS 2 [ 59.701719][ T378] [ 59.710130][ T391] incfs: ino conflict with backing FS 2 [ 59.715586][ T378] CPU: 0 PID: 378 Comm: syz-executor682 Not tainted 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 59.720206][ T392] incfs: ino conflict with backing FS 2 [ 59.744072][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.827306][ T378] RIP: 0010:umount_check+0x18d/0x1d0 [ 59.832573][ T378] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 59.852244][ T378] RSP: 0018:ffffc9000097fc88 EFLAGS: 00010286 [ 59.858363][ T378] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: f8a67278db25fa00 [ 59.866415][ T378] RDX: 0000000000000000 RSI: 0000000080000002 RDI: 0000000000000000 [ 59.874373][ T378] RBP: ffffc9000097fcb8 R08: ffffffff815454a8 R09: ffffed103ee0a5d8 [ 59.882502][ T378] R10: ffffed103ee0a5d8 R11: 0000000000000000 R12: ffff88811a146bb0 [ 59.890525][ T378] R13: dffffc0000000000 R14: ffff8881063a03f8 R15: 0000000000000001 [ 59.898569][ T378] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 59.907560][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.914120][ T378] CR2: 00007ffde8efbea8 CR3: 00000001077a8000 CR4: 00000000003506b0 [ 59.922156][ T378] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.930192][ T378] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.938232][ T378] Call Trace: [ 59.941505][ T378] d_walk+0x309/0x540 [ 59.945553][ T378] ? __d_free+0x30/0x30 [ 59.949738][ T378] shrink_dcache_for_umount+0x8e/0x1b0 [ 59.955247][ T378] generic_shutdown_super+0x66/0x2c0 [ 59.960533][ T378] kill_litter_super+0x75/0xa0 [ 59.965356][ T378] deactivate_locked_super+0xb0/0x100 [ 59.970717][ T378] deactivate_super+0xa5/0xd0 [ 59.975542][ T378] cleanup_mnt+0x45f/0x510 [ 59.979941][ T378] __cleanup_mnt+0x19/0x20 [ 59.984329][ T378] task_work_run+0x147/0x1b0 [ 59.989009][ T378] exit_to_user_mode_prepare+0xc3/0xe0 [ 59.994469][ T378] syscall_exit_to_user_mode+0x24/0x40 [ 59.999980][ T378] do_syscall_64+0x3d/0x70 [ 60.004382][ T378] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.010273][ T378] RIP: 0033:0x7f53722630f7 [ 60.014672][ T378] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 60.034383][ T378] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 60.042823][ T378] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 60.050802][ T378] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 60.058788][ T378] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 60.066771][ T378] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 60.074726][ T378] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 60.082708][ T378] ---[ end trace ff508277f1a25db4 ]--- [ 60.088166][ T378] BUG: Dentry ffff88811a146330{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 60.097922][ T378] ------------[ cut here ]------------ [ 60.103370][ T378] WARNING: CPU: 0 PID: 378 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 60.111709][ T378] Modules linked in: [ 60.115604][ T378] CPU: 0 PID: 378 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 60.127137][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.137199][ T378] RIP: 0010:umount_check+0x18d/0x1d0 [ 60.142455][ T378] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 60.162066][ T378] RSP: 0018:ffffc9000097fc88 EFLAGS: 00010286 [ 60.168142][ T378] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: f8a67278db25fa00 [ 60.176132][ T378] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 60.184090][ T378] RBP: ffffc9000097fcb8 R08: ffffffff815454a8 R09: fffff5200012febd [ 60.192079][ T378] R10: fffff5200012febd R11: 0000000000000000 R12: ffff88811a146330 [ 60.200060][ T378] R13: dffffc0000000000 R14: ffff8881063a03f8 R15: 0000000000000001 [ 60.208039][ T378] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 60.216979][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.223540][ T378] CR2: 00007ffde8efbea8 CR3: 00000001077a8000 CR4: 00000000003506b0 [ 60.231514][ T378] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.239493][ T378] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.247473][ T378] Call Trace: [ 60.250755][ T378] d_walk+0x309/0x540 [ 60.254709][ T378] ? __d_free+0x30/0x30 [ 60.258874][ T378] shrink_dcache_for_umount+0x8e/0x1b0 [ 60.264331][ T378] generic_shutdown_super+0x66/0x2c0 [ 60.269621][ T378] kill_litter_super+0x75/0xa0 [ 60.274368][ T378] deactivate_locked_super+0xb0/0x100 [ 60.279748][ T378] deactivate_super+0xa5/0xd0 [ 60.284420][ T378] cleanup_mnt+0x45f/0x510 [ 60.288839][ T378] __cleanup_mnt+0x19/0x20 [ 60.293329][ T378] task_work_run+0x147/0x1b0 [ 60.297924][ T378] exit_to_user_mode_prepare+0xc3/0xe0 [ 60.303373][ T378] syscall_exit_to_user_mode+0x24/0x40 [ 60.308832][ T378] do_syscall_64+0x3d/0x70 [ 60.313242][ T378] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.319149][ T378] RIP: 0033:0x7f53722630f7 [ 60.323564][ T378] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 60.343183][ T378] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 60.351612][ T378] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 60.359592][ T378] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 60.367572][ T378] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 60.375550][ T378] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 60.383508][ T378] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 60.391516][ T378] ---[ end trace ff508277f1a25db5 ]--- [ 60.397065][ T378] BUG: Dentry ffff88811a146bb0{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 60.397097][ T379] BUG: Dentry ffff88811a146550{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 60.407302][ T378] ------------[ cut here ]------------ [ 60.417449][ T379] ------------[ cut here ]------------ [ 60.422873][ T378] WARNING: CPU: 0 PID: 378 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 60.428329][ T379] WARNING: CPU: 1 PID: 379 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 60.428332][ T379] Modules linked in: [ 60.428352][ T379] CPU: 1 PID: 379 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 60.436656][ T378] Modules linked in: [ 60.444986][ T379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.448855][ T378] [ 60.460392][ T379] RIP: 0010:umount_check+0x18d/0x1d0 [ 60.460408][ T379] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 60.464279][ T378] CPU: 0 PID: 378 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 60.474314][ T379] RSP: 0018:ffffc9000098fc88 EFLAGS: 00010286 [ 60.476661][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.481937][ T379] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: 159d75b7f7ce2200 [ 60.501527][ T378] RIP: 0010:umount_check+0x18d/0x1d0 [ 60.501535][ T378] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 60.501540][ T378] RSP: 0018:ffffc9000097fc88 EFLAGS: 00010286 [ 60.501549][ T378] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: f8a67278db25fa00 [ 60.501562][ T378] RDX: 0000000000000000 RSI: 0000000080000003 RDI: 0000000000000000 [ 60.513089][ T379] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 60.519137][ T378] RBP: ffffc9000097fcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 60.529194][ T379] RBP: ffffc9000098fcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 60.537155][ T378] R10: fffff5200012fee5 R11: 0000000000000004 R12: ffff88811a146bb0 [ 60.542402][ T379] R10: fffff52000131ee5 R11: 0000000000000004 R12: ffff88811a146550 [ 60.542415][ T379] R13: dffffc0000000000 R14: ffff8881002e63f8 R15: 0000000000000001 [ 60.562000][ T378] R13: dffffc0000000000 R14: ffff8881063a03f8 R15: 0000000000000001 [ 60.562015][ T378] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 60.568078][ T379] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 60.576050][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.583989][ T379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.591950][ T378] CR2: 00007ffde8efbea8 CR3: 00000001077a8000 CR4: 00000000003506b0 [ 60.599987][ T379] CR2: 00007ffde8efbea8 CR3: 0000000107588000 CR4: 00000000003506a0 [ 60.599999][ T379] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.607967][ T378] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.615918][ T379] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.623950][ T378] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.631898][ T379] Call Trace: [ 60.631917][ T379] d_walk+0x309/0x540 [ 60.639989][ T378] Call Trace: [ 60.648928][ T379] ? __d_free+0x30/0x30 [ 60.657872][ T378] d_walk+0x309/0x540 [ 60.664433][ T379] shrink_dcache_for_umount+0x8e/0x1b0 [ 60.671001][ T378] ? __d_free+0x30/0x30 [ 60.671018][ T378] shrink_dcache_for_umount+0x8e/0x1b0 [ 60.678996][ T379] generic_shutdown_super+0x66/0x2c0 [ 60.686938][ T378] generic_shutdown_super+0x66/0x2c0 [ 60.686946][ T378] kill_litter_super+0x75/0xa0 [ 60.686960][ T378] deactivate_locked_super+0xb0/0x100 [ 60.694914][ T379] kill_litter_super+0x75/0xa0 [ 60.694927][ T379] deactivate_locked_super+0xb0/0x100 [ 60.702970][ T378] deactivate_super+0xa5/0xd0 [ 60.711061][ T379] deactivate_super+0xa5/0xd0 [ 60.719047][ T378] cleanup_mnt+0x45f/0x510 [ 60.722310][ T379] cleanup_mnt+0x45f/0x510 [ 60.726285][ T378] __cleanup_mnt+0x19/0x20 [ 60.729545][ T379] __cleanup_mnt+0x19/0x20 [ 60.733683][ T378] task_work_run+0x147/0x1b0 [ 60.737664][ T379] task_work_run+0x147/0x1b0 [ 60.743092][ T378] exit_to_user_mode_prepare+0xc3/0xe0 [ 60.747229][ T379] exit_to_user_mode_prepare+0xc3/0xe0 [ 60.747245][ T379] syscall_exit_to_user_mode+0x24/0x40 [ 60.752675][ T378] syscall_exit_to_user_mode+0x24/0x40 [ 60.757944][ T379] do_syscall_64+0x3d/0x70 [ 60.757952][ T379] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.757960][ T379] RIP: 0033:0x7f53722630f7 [ 60.757969][ T379] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 60.757981][ T379] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 60.763250][ T378] do_syscall_64+0x3d/0x70 [ 60.767983][ T379] ORIG_RAX: 00000000000000a6 [ 60.767995][ T379] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 60.773339][ T378] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.778076][ T379] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 60.778089][ T379] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 60.783433][ T378] RIP: 0033:0x7f53722630f7 [ 60.788082][ T379] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 60.788088][ T379] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 60.788099][ T379] ---[ end trace ff508277f1a25db6 ]--- [ 60.792748][ T378] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 60.797171][ T379] BUG: Dentry ffff88811a146880{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 60.801634][ T378] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 60.806075][ T379] ------------[ cut here ]------------ [ 60.810424][ T378] ORIG_RAX: 00000000000000a6 [ 60.814995][ T379] WARNING: CPU: 1 PID: 379 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 60.815004][ T379] Modules linked in: [ 60.819565][ T378] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 60.825009][ T379] [ 60.830434][ T378] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 60.835877][ T379] CPU: 1 PID: 379 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 60.841306][ T378] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 60.845702][ T379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.845713][ T379] RIP: 0010:umount_check+0x18d/0x1d0 [ 60.845727][ T379] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 60.851589][ T378] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 60.855978][ T379] RSP: 0018:ffffc9000098fc88 EFLAGS: 00010286 [ 60.875599][ T378] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 60.881622][ T379] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: 159d75b7f7ce2200 [ 60.886134][ T378] ---[ end trace ff508277f1a25db7 ]--- [ 60.886147][ T378] BUG: Dentry ffff88811a146330{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 60.886195][ T378] ------------[ cut here ]------------ [ 60.890807][ T379] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 60.898780][ T378] WARNING: CPU: 0 PID: 378 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 60.904638][ T379] RBP: ffffc9000098fcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 60.904655][ T379] R10: fffff52000131ee5 R11: 0000000000000004 R12: ffff88811a146880 [ 60.912650][ T378] Modules linked in: [ 60.920608][ T379] R13: dffffc0000000000 R14: ffff8881002e63f8 R15: 0000000000000001 [ 60.925002][ T378] [ 60.932947][ T379] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 60.932960][ T379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.940940][ T378] CPU: 0 PID: 378 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 60.946360][ T379] CR2: 00007ffde8efbea8 CR3: 0000000107588000 CR4: 00000000003506a0 [ 60.965952][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.975657][ T379] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.981698][ T378] RIP: 0010:umount_check+0x18d/0x1d0 [ 60.987130][ T379] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.987138][ T379] Call Trace: [ 60.991791][ T378] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 61.000099][ T379] d_walk+0x309/0x540 [ 61.003958][ T378] RSP: 0018:ffffc9000097fc88 EFLAGS: 00010286 [ 61.011938][ T379] ? __d_free+0x30/0x30 executing program [ 61.014221][ T378] [ 61.022186][ T379] shrink_dcache_for_umount+0x8e/0x1b0 [ 61.033707][ T378] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: f8a67278db25fa00 [ 61.041662][ T379] generic_shutdown_super+0x66/0x2c0 [ 61.051701][ T378] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000 [ 61.057051][ T379] kill_litter_super+0x75/0xa0 [ 61.057059][ T379] deactivate_locked_super+0xb0/0x100 [ 61.057072][ T379] deactivate_super+0xa5/0xd0 [ 61.076674][ T378] RBP: ffffc9000097fcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 61.084622][ T379] cleanup_mnt+0x45f/0x510 [ 61.090681][ T378] R10: fffff5200012ff35 R11: 0000000000000004 R12: ffff88811a146330 [ 61.098645][ T379] __cleanup_mnt+0x19/0x20 [ 61.106599][ T378] R13: dffffc0000000000 R14: ffff8881063a03f8 R15: 0000000000000001 [ 61.112033][ T379] task_work_run+0x147/0x1b0 [ 61.121722][ T378] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 61.127179][ T379] exit_to_user_mode_prepare+0xc3/0xe0 [ 61.135204][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.143500][ T379] syscall_exit_to_user_mode+0x24/0x40 [ 61.151466][ T378] CR2: 00007ffde8efbea8 CR3: 00000001077a8000 CR4: 00000000003506b0 [ 61.159425][ T379] do_syscall_64+0x3d/0x70 [ 61.163286][ T378] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.171236][ T379] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 61.171249][ T379] RIP: 0033:0x7f53722630f7 [ 61.173549][ T378] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.173557][ T378] Call Trace: [ 61.182484][ T379] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 61.189056][ T378] d_walk+0x309/0x540 [ 61.200560][ T379] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 61.208537][ T378] ? __d_free+0x30/0x30 [ 61.218575][ T379] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 61.226538][ T378] shrink_dcache_for_umount+0x8e/0x1b0 [ 61.231786][ T379] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 61.239743][ T378] generic_shutdown_super+0x66/0x2c0 [ 61.242998][ T379] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 61.262591][ T378] kill_litter_super+0x75/0xa0 [ 61.266561][ T379] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 61.266573][ T379] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 61.272629][ T378] deactivate_locked_super+0xb0/0x100 [ 61.276766][ T379] ---[ end trace ff508277f1a25db8 ]--- [ 61.279070][ T378] deactivate_super+0xa5/0xd0 [ 61.284756][ T379] VFS: Busy inodes after unmount of tmpfs. Self-destruct in 5 seconds. Have a nice day... [ 61.292476][ T378] cleanup_mnt+0x45f/0x510 [ 61.547255][ T378] __cleanup_mnt+0x19/0x20 [ 61.551773][ T378] task_work_run+0x147/0x1b0 [ 61.556346][ T378] exit_to_user_mode_prepare+0xc3/0xe0 [ 61.561795][ T378] syscall_exit_to_user_mode+0x24/0x40 [ 61.567245][ T378] do_syscall_64+0x3d/0x70 [ 61.571660][ T378] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 61.577552][ T378] RIP: 0033:0x7f53722630f7 [ 61.581940][ T378] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 61.601530][ T378] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 61.609924][ T378] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 61.617877][ T378] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 executing program [ 61.625838][ T378] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 61.633780][ T378] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 61.641735][ T378] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 61.649692][ T378] ---[ end trace ff508277f1a25db9 ]--- [ 61.655592][ T378] VFS: Busy inodes after unmount of tmpfs. Self-destruct in 5 seconds. Have a nice day... [ 61.657627][ T383] BUG: Dentry ffff88811a173880{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 61.670193][ T395] incfs: ino conflict with backing FS 2 [ 61.675793][ T383] ------------[ cut here ]------------ [ 61.682105][ T394] incfs: ino conflict with backing FS 2 [ 61.686749][ T383] WARNING: CPU: 1 PID: 383 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 61.686759][ T383] Modules linked in: [ 61.693626][ T380] BUG: Dentry ffff88811a18b000{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 61.700592][ T383] [ 61.700604][ T383] CPU: 1 PID: 383 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 61.700616][ T383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.704524][ T380] ------------[ cut here ]------------ [ 61.714625][ T383] RIP: 0010:umount_check+0x18d/0x1d0 [ 61.714634][ T383] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 61.714647][ T383] RSP: 0018:ffffc900009cfc88 EFLAGS: 00010286 [ 61.716965][ T380] WARNING: CPU: 0 PID: 380 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 61.728477][ T383] [ 61.738510][ T380] Modules linked in: [ 61.743940][ T383] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: 760d9e2b0d945500 [ 61.749207][ T380] [ 61.768801][ T383] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 61.774840][ T380] CPU: 0 PID: 380 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 61.783136][ T383] RBP: ffffc900009cfcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 61.783148][ T383] R10: fffff52000139ee5 R11: 0000000000000004 R12: ffff88811a173880 [ 61.785456][ T380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.785468][ T380] RIP: 0010:umount_check+0x18d/0x1d0 [ 61.785476][ T380] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 61.785488][ T380] RSP: 0018:ffffc9000099fc88 EFLAGS: 00010286 [ 61.789352][ T383] R13: dffffc0000000000 R14: ffff8881063a73f8 R15: 0000000000000001 [ 61.797329][ T380] [ 61.799640][ T383] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 61.807596][ T380] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: 6d5e12e6a7a22500 [ 61.819106][ T383] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.819118][ T383] CR2: 00007f5372236910 CR3: 00000001197af000 CR4: 00000000003506a0 [ 61.827089][ T380] RDX: 0000000000000000 RSI: 0000000080000002 RDI: 0000000000000000 [ 61.835131][ T383] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.845179][ T380] RBP: ffffc9000099fcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 61.850434][ T383] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.870046][ T380] R10: fffff52000133ee5 R11: 0000000000000004 R12: ffff88811a18b000 [ 61.870052][ T380] R13: dffffc0000000000 R14: ffff8881059a53f8 R15: 0000000000000001 [ 61.870059][ T380] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 61.870065][ T380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.870070][ T380] CR2: 00007ffde8efbea8 CR3: 0000000106baf000 CR4: 00000000003506b0 [ 61.870079][ T380] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.870083][ T380] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.870086][ T380] Call Trace: [ 61.870100][ T380] d_walk+0x309/0x540 [ 61.870107][ T380] ? __d_free+0x30/0x30 [ 61.870117][ T380] shrink_dcache_for_umount+0x8e/0x1b0 [ 61.870126][ T380] generic_shutdown_super+0x66/0x2c0 [ 61.870133][ T380] kill_litter_super+0x75/0xa0 [ 61.870141][ T380] deactivate_locked_super+0xb0/0x100 [ 61.870149][ T380] deactivate_super+0xa5/0xd0 [ 61.870157][ T380] cleanup_mnt+0x45f/0x510 [ 61.870170][ T380] __cleanup_mnt+0x19/0x20 [ 61.876233][ T383] Call Trace: [ 61.884171][ T380] task_work_run+0x147/0x1b0 [ 61.886510][ T383] d_walk+0x309/0x540 [ 61.895459][ T380] exit_to_user_mode_prepare+0xc3/0xe0 [ 61.903403][ T383] ? __d_free+0x30/0x30 [ 61.909973][ T380] syscall_exit_to_user_mode+0x24/0x40 [ 61.917929][ T383] shrink_dcache_for_umount+0x8e/0x1b0 [ 61.925887][ T380] do_syscall_64+0x3d/0x70 [ 61.933833][ T383] generic_shutdown_super+0x66/0x2c0 [ 61.942752][ T380] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 61.950714][ T383] kill_litter_super+0x75/0xa0 [ 61.950727][ T383] deactivate_locked_super+0xb0/0x100 [ 61.958686][ T380] RIP: 0033:0x7f53722630f7 [ 61.966635][ T383] deactivate_super+0xa5/0xd0 [ 61.966648][ T383] cleanup_mnt+0x45f/0x510 [ 61.975556][ T380] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 61.975571][ T380] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 61.982128][ T383] __cleanup_mnt+0x19/0x20 [ 61.990076][ T380] ORIG_RAX: 00000000000000a6 [ 61.990088][ T380] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 61.998047][ T383] task_work_run+0x147/0x1b0 [ 62.006002][ T380] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 62.009270][ T383] exit_to_user_mode_prepare+0xc3/0xe0 [ 62.013221][ T380] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 62.017354][ T383] syscall_exit_to_user_mode+0x24/0x40 [ 62.017368][ T383] do_syscall_64+0x3d/0x70 [ 62.022798][ T380] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 62.028060][ T383] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 62.028073][ T383] RIP: 0033:0x7f53722630f7 [ 62.032806][ T380] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000002 [ 62.038163][ T383] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 62.042804][ T380] ---[ end trace ff508277f1a25dba ]--- [ 62.047198][ T383] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 62.051601][ T380] BUG: Dentry ffff88811a18b660{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 62.054851][ T383] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 62.059457][ T380] ------------[ cut here ]------------ [ 62.063382][ T383] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 62.068845][ T380] WARNING: CPU: 0 PID: 380 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 62.072964][ T383] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 62.078397][ T380] Modules linked in: [ 62.083825][ T383] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 62.088216][ T380] [ 62.093471][ T383] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 62.093482][ T383] ---[ end trace ff508277f1a25dbb ]--- [ 62.099356][ T380] CPU: 0 PID: 380 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 62.099366][ T380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.104105][ T383] BUG: Dentry ffff88811a173bb0{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 62.109456][ T380] RIP: 0010:umount_check+0x18d/0x1d0 [ 62.113871][ T383] ------------[ cut here ]------------ [ 62.118497][ T380] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 62.122889][ T383] WARNING: CPU: 1 PID: 383 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 62.142471][ T380] RSP: 0018:ffffc9000099fc88 EFLAGS: 00010286 [ 62.148514][ T383] Modules linked in: [ 62.152917][ T380] [ 62.157662][ T383] [ 62.165649][ T380] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: 6d5e12e6a7a22500 [ 62.170199][ T383] CPU: 1 PID: 383 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 62.178150][ T380] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 62.183577][ T383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.191553][ T380] RBP: ffffc9000099fcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 62.196989][ T383] RIP: 0010:umount_check+0x18d/0x1d0 [ 62.197003][ T383] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 62.201399][ T380] R10: fffff52000133ee5 R11: 0000000000000004 R12: ffff88811a18b660 [ 62.209352][ T383] RSP: 0018:ffffc900009cfc88 EFLAGS: 00010286 [ 62.215218][ T380] R13: dffffc0000000000 R14: ffff8881059a53f8 R15: 0000000000000001 [ 62.215225][ T380] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 62.215231][ T380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.215236][ T380] CR2: 00007ffde8efbea8 CR3: 0000000106baf000 CR4: 00000000003506b0 [ 62.215247][ T380] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.219633][ T383] [ 62.227679][ T380] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.247267][ T383] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: 760d9e2b0d945500 [ 62.252688][ T380] Call Trace: [ 62.261075][ T383] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 62.261081][ T383] RBP: ffffc900009cfcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 62.261086][ T383] R10: fffff52000139ee5 R11: 0000000000000004 R12: ffff88811a173bb0 [ 62.261098][ T383] R13: dffffc0000000000 R14: ffff8881063a73f8 R15: 0000000000000001 [ 62.270797][ T380] d_walk+0x309/0x540 [ 62.278747][ T383] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 62.284365][ T380] ? __d_free+0x30/0x30 [ 62.292313][ T383] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.292319][ T383] CR2: 00007f5372236910 CR3: 00000001197af000 CR4: 00000000003506a0 [ 62.292326][ T383] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.292331][ T383] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.292340][ T383] Call Trace: [ 62.300652][ T380] shrink_dcache_for_umount+0x8e/0x1b0 [ 62.308613][ T383] d_walk+0x309/0x540 [ 62.312475][ T380] generic_shutdown_super+0x66/0x2c0 [ 62.320424][ T383] ? __d_free+0x30/0x30 [ 62.320439][ T383] shrink_dcache_for_umount+0x8e/0x1b0 [ 62.322742][ T380] kill_litter_super+0x75/0xa0 [ 62.330803][ T383] generic_shutdown_super+0x66/0x2c0 [ 62.330816][ T383] kill_litter_super+0x75/0xa0 [ 62.336250][ T380] deactivate_locked_super+0xb0/0x100 [ 62.336257][ T380] deactivate_super+0xa5/0xd0 [ 62.336271][ T380] cleanup_mnt+0x45f/0x510 [ 62.347780][ T383] deactivate_locked_super+0xb0/0x100 [ 62.347794][ T383] deactivate_super+0xa5/0xd0 [ 62.357836][ T380] __cleanup_mnt+0x19/0x20 [ 62.367561][ T383] cleanup_mnt+0x45f/0x510 [ 62.372833][ T380] task_work_run+0x147/0x1b0 [ 62.378278][ T383] __cleanup_mnt+0x19/0x20 [ 62.378286][ T383] task_work_run+0x147/0x1b0 [ 62.378303][ T383] exit_to_user_mode_prepare+0xc3/0xe0 [ 62.397897][ T380] exit_to_user_mode_prepare+0xc3/0xe0 [ 62.406195][ T383] syscall_exit_to_user_mode+0x24/0x40 [ 62.406202][ T383] do_syscall_64+0x3d/0x70 [ 62.406210][ T383] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 62.406225][ T383] RIP: 0033:0x7f53722630f7 [ 62.412264][ T380] syscall_exit_to_user_mode+0x24/0x40 [ 62.416133][ T383] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 62.416145][ T383] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 62.418453][ T380] do_syscall_64+0x3d/0x70 [ 62.420752][ T383] ORIG_RAX: 00000000000000a6 [ 62.428709][ T380] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 62.428717][ T380] RIP: 0033:0x7f53722630f7 [ 62.428731][ T380] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 62.440246][ T383] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 62.440259][ T383] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 62.448219][ T380] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 62.458279][ T383] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 62.466226][ T380] ORIG_RAX: 00000000000000a6 [ 62.471484][ T383] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 62.491164][ T380] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 62.491177][ T380] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 62.499133][ T383] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 62.499141][ T383] ---[ end trace ff508277f1a25dbc ]--- [ 62.505236][ T382] BUG: Dentry ffff88811a18bee0{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 62.513156][ T380] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 62.522103][ T382] ------------[ cut here ]------------ [ 62.528649][ T380] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 62.536602][ T382] WARNING: CPU: 1 PID: 382 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 62.536611][ T382] Modules linked in: [ 62.544667][ T380] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000002 [ 62.546980][ T382] [ 62.554989][ T380] ---[ end trace ff508277f1a25dbd ]--- [ 62.562902][ T382] CPU: 1 PID: 382 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 62.583767][ T380] BUG: Dentry ffff88811a18b000{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 62.590211][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.598181][ T380] ------------[ cut here ]------------ [ 62.598197][ T380] WARNING: CPU: 0 PID: 380 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 62.598207][ T380] Modules linked in: [ 62.602165][ T382] RIP: 0010:umount_check+0x18d/0x1d0 [ 62.611069][ T380] [ 62.611080][ T380] CPU: 0 PID: 380 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 62.611091][ T380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.615225][ T382] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 62.615231][ T382] RSP: 0018:ffffc900009bfc88 EFLAGS: 00010286 [ 62.621821][ T380] RIP: 0010:umount_check+0x18d/0x1d0 [ 62.629804][ T382] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: a4350b8d071ece00 [ 62.637776][ T380] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 62.645733][ T382] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 62.645740][ T382] RBP: ffffc900009bfcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 62.645746][ T382] R10: fffff52000137ee5 R11: 0000000000000004 R12: ffff88811a18bee0 [ 62.645751][ T382] R13: dffffc0000000000 R14: ffff8881002e53f8 R15: 0000000000000001 [ 62.645759][ T382] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 62.645773][ T382] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.649034][ T380] RSP: 0018:ffffc9000099fc88 EFLAGS: 00010286 [ 62.654454][ T382] CR2: 00007f5372236910 CR3: 000000011acda000 CR4: 00000000003506a0 [ 62.654466][ T382] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.658433][ T380] [ 62.663707][ T382] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.667865][ T380] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: 6d5e12e6a7a22500 [ 62.667876][ T380] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000 [ 62.673303][ T382] Call Trace: [ 62.678071][ T380] RBP: ffffc9000099fcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 62.683409][ T382] d_walk+0x309/0x540 [ 62.688173][ T380] R10: fffff52000133ee5 R11: 0000000000000004 R12: ffff88811a18b000 [ 62.693523][ T382] ? __d_free+0x30/0x30 [ 62.698193][ T380] R13: dffffc0000000000 R14: ffff8881059a53f8 R15: 0000000000000001 [ 62.698211][ T380] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 62.702702][ T382] shrink_dcache_for_umount+0x8e/0x1b0 [ 62.708154][ T380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.712816][ T382] generic_shutdown_super+0x66/0x2c0 [ 62.717215][ T380] CR2: 00007ffde8efbea8 CR3: 0000000106baf000 CR4: 00000000003506b0 [ 62.721606][ T382] kill_litter_super+0x75/0xa0 [ 62.726178][ T380] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.730585][ T382] deactivate_locked_super+0xb0/0x100 [ 62.735160][ T380] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.740595][ T382] deactivate_super+0xa5/0xd0 [ 62.746031][ T380] Call Trace: [ 62.751465][ T382] cleanup_mnt+0x45f/0x510 [ 62.755979][ T380] d_walk+0x309/0x540 [ 62.755995][ T380] ? __d_free+0x30/0x30 [ 62.761865][ T382] __cleanup_mnt+0x19/0x20 [ 62.766274][ T380] shrink_dcache_for_umount+0x8e/0x1b0 [ 62.771703][ T382] task_work_run+0x147/0x1b0 [ 62.791304][ T380] generic_shutdown_super+0x66/0x2c0 [ 62.797355][ T382] exit_to_user_mode_prepare+0xc3/0xe0 [ 62.801739][ T380] kill_litter_super+0x75/0xa0 [ 62.806394][ T382] syscall_exit_to_user_mode+0x24/0x40 [ 62.806408][ T382] do_syscall_64+0x3d/0x70 [ 62.812274][ T380] deactivate_locked_super+0xb0/0x100 [ 62.816678][ T382] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 62.836272][ T380] deactivate_super+0xa5/0xd0 [ 62.844218][ T382] RIP: 0033:0x7f53722630f7 [ 62.852177][ T380] cleanup_mnt+0x45f/0x510 [ 62.858221][ T382] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 62.866193][ T380] __cleanup_mnt+0x19/0x20 [ 62.870833][ T382] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 62.878799][ T380] task_work_run+0x147/0x1b0 [ 62.878816][ T380] exit_to_user_mode_prepare+0xc3/0xe0 [ 62.886773][ T382] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 62.886785][ T382] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 62.894741][ T380] syscall_exit_to_user_mode+0x24/0x40 [ 62.902687][ T382] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 62.902693][ T382] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 62.902705][ T382] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 62.908153][ T380] do_syscall_64+0x3d/0x70 [ 62.918274][ T382] ---[ end trace ff508277f1a25dbe ]--- [ 62.926234][ T380] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 62.931660][ T382] BUG: Dentry ffff88811a18bdd0{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 62.939607][ T380] RIP: 0033:0x7f53722630f7 [ 62.939621][ T380] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 62.947981][ T382] ------------[ cut here ]------------ [ 62.951816][ T380] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 62.959860][ T382] WARNING: CPU: 1 PID: 382 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 62.959869][ T382] Modules linked in: [ 62.962195][ T380] ORIG_RAX: 00000000000000a6 [ 62.967623][ T382] [ 62.967640][ T382] CPU: 1 PID: 382 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 62.979152][ T380] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 62.989277][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.999315][ T380] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 62.999328][ T380] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 63.004764][ T382] RIP: 0010:umount_check+0x18d/0x1d0 [ 63.013147][ T380] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 63.013152][ T380] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000002 [ 63.013166][ T380] ---[ end trace ff508277f1a25dbf ]--- [ 63.017061][ T382] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 63.017073][ T382] RSP: 0018:ffffc900009bfc88 EFLAGS: 00010286 [ 63.022332][ T380] BUG: Dentry ffff88811a18b660{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 63.024626][ T382] [ 63.036179][ T380] ------------[ cut here ]------------ [ 63.046204][ T382] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: a4350b8d071ece00 [ 63.046216][ T382] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 63.065845][ T380] WARNING: CPU: 0 PID: 380 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 63.071877][ T382] RBP: ffffc900009bfcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 63.077164][ T380] Modules linked in: [ 63.085095][ T382] R10: fffff52000137ee5 R11: 0000000000000004 R12: ffff88811a18bdd0 [ 63.085108][ T382] R13: dffffc0000000000 R14: ffff8881002e53f8 R15: 0000000000000001 [ 63.104692][ T380] [ 63.112650][ T382] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 63.112663][ T382] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.120626][ T380] CPU: 0 PID: 380 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 63.128586][ T382] CR2: 00007f5372236910 CR3: 000000011acda000 CR4: 00000000003506a0 [ 63.136534][ T380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.145447][ T382] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.152011][ T380] RIP: 0010:umount_check+0x18d/0x1d0 [ 63.158071][ T382] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.166024][ T380] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 63.173976][ T382] Call Trace: [ 63.176326][ T380] RSP: 0018:ffffc9000099fc88 EFLAGS: 00010286 [ 63.184300][ T382] d_walk+0x309/0x540 [ 63.192497][ T380] [ 63.192508][ T380] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: 6d5e12e6a7a22500 [ 63.192523][ T380] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000 [ 63.200600][ T382] ? __d_free+0x30/0x30 [ 63.200612][ T382] shrink_dcache_for_umount+0x8e/0x1b0 [ 63.200630][ T382] generic_shutdown_super+0x66/0x2c0 [ 63.203893][ T380] RBP: ffffc9000099fcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 63.211891][ T382] kill_litter_super+0x75/0xa0 [ 63.215868][ T380] R10: fffff52000133ee5 R11: 0000000000000004 R12: ffff88811a18b660 [ 63.223819][ T382] deactivate_locked_super+0xb0/0x100 [ 63.227964][ T380] R13: dffffc0000000000 R14: ffff8881059a53f8 R15: 0000000000000001 [ 63.235929][ T382] deactivate_super+0xa5/0xd0 [ 63.244831][ T380] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 63.250283][ T382] cleanup_mnt+0x45f/0x510 [ 63.256836][ T380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.262089][ T382] __cleanup_mnt+0x19/0x20 [ 63.270046][ T380] CR2: 00007ffde8efbea8 CR3: 0000000106baf000 CR4: 00000000003506b0 [ 63.274786][ T382] task_work_run+0x147/0x1b0 [ 63.282731][ T380] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.282737][ T380] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.282740][ T380] Call Trace: [ 63.282751][ T380] d_walk+0x309/0x540 [ 63.282764][ T380] ? __d_free+0x30/0x30 [ 63.288117][ T382] exit_to_user_mode_prepare+0xc3/0xe0 [ 63.288134][ T382] syscall_exit_to_user_mode+0x24/0x40 [ 63.296092][ T380] shrink_dcache_for_umount+0x8e/0x1b0 [ 63.300738][ T382] do_syscall_64+0x3d/0x70 [ 63.303994][ T380] generic_shutdown_super+0x66/0x2c0 [ 63.308398][ T382] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 63.312350][ T380] kill_litter_super+0x75/0xa0 [ 63.316482][ T382] RIP: 0033:0x7f53722630f7 [ 63.316491][ T382] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 63.316496][ T382] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 63.320895][ T380] deactivate_locked_super+0xb0/0x100 [ 63.326326][ T382] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 63.326338][ T382] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 63.330904][ T380] deactivate_super+0xa5/0xd0 [ 63.336156][ T382] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 63.336168][ T382] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 63.341605][ T380] cleanup_mnt+0x45f/0x510 [ 63.346342][ T382] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 63.346354][ T382] ---[ end trace ff508277f1a25dc0 ]--- [ 63.351787][ T380] __cleanup_mnt+0x19/0x20 [ 64.087196][ T380] task_work_run+0x147/0x1b0 [ 64.091760][ T380] exit_to_user_mode_prepare+0xc3/0xe0 [ 64.097218][ T380] syscall_exit_to_user_mode+0x24/0x40 [ 64.102661][ T380] do_syscall_64+0x3d/0x70 [ 64.107081][ T380] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 64.112947][ T380] RIP: 0033:0x7f53722630f7 [ 64.117359][ T380] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 64.136950][ T380] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 64.145348][ T380] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 64.153310][ T380] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 64.161268][ T380] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 64.169239][ T380] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 64.177194][ T380] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000002 [ 64.185150][ T380] ---[ end trace ff508277f1a25dc1 ]--- [ 64.190604][ T383] BUG: Dentry ffff88811a173880{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 64.200809][ T383] ------------[ cut here ]------------ [ 64.200900][ T378] BUG: Dentry ffff88811a174ee0{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 64.206272][ T383] WARNING: CPU: 1 PID: 383 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 64.206275][ T383] Modules linked in: [ 64.206290][ T383] CPU: 1 PID: 383 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 64.206295][ T383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.206306][ T383] RIP: 0010:umount_check+0x18d/0x1d0 [ 64.206315][ T383] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 64.206320][ T383] RSP: 0018:ffffc900009cfc88 EFLAGS: 00010286 [ 64.216547][ T378] ------------[ cut here ]------------ [ 64.224755][ T383] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: 760d9e2b0d945500 [ 64.228712][ T378] WARNING: CPU: 0 PID: 378 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 64.240162][ T383] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000 [ 64.240170][ T383] RBP: ffffc900009cfcb8 R08: ffffffff815454a8 R09: fffff52000139ebd [ 64.240177][ T383] R10: fffff52000139ebd R11: 0000000000000000 R12: ffff88811a173880 [ 64.240184][ T383] R13: dffffc0000000000 R14: ffff8881063a73f8 R15: 0000000000000001 [ 64.240192][ T383] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 64.240205][ T383] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.250342][ T378] Modules linked in: [ 64.255527][ T383] CR2: 00007f5372236910 CR3: 00000001197af000 CR4: 00000000003506a0 [ 64.255539][ T383] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 64.255545][ T383] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 64.255548][ T383] Call Trace: [ 64.255561][ T383] d_walk+0x309/0x540 [ 64.255569][ T383] ? __d_free+0x30/0x30 [ 64.255579][ T383] shrink_dcache_for_umount+0x8e/0x1b0 [ 64.255593][ T383] generic_shutdown_super+0x66/0x2c0 [ 64.275214][ T378] [ 64.281234][ T383] kill_litter_super+0x75/0xa0 [ 64.286676][ T378] CPU: 0 PID: 378 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 64.294636][ T383] deactivate_locked_super+0xb0/0x100 [ 64.302949][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.310901][ T383] deactivate_super+0xa5/0xd0 [ 64.310915][ T383] cleanup_mnt+0x45f/0x510 [ 64.318878][ T378] RIP: 0010:umount_check+0x18d/0x1d0 [ 64.326842][ T383] __cleanup_mnt+0x19/0x20 [ 64.334787][ T378] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 64.343701][ T383] task_work_run+0x147/0x1b0 [ 64.350269][ T378] RSP: 0018:ffffc9000097fc88 EFLAGS: 00010286 [ 64.354135][ T383] exit_to_user_mode_prepare+0xc3/0xe0 [ 64.362082][ T378] [ 64.370047][ T383] syscall_exit_to_user_mode+0x24/0x40 [ 64.377996][ T378] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: f8a67278db25fa00 [ 64.381257][ T383] do_syscall_64+0x3d/0x70 [ 64.385221][ T378] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 64.389347][ T383] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 64.394772][ T378] RBP: ffffc9000097fcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 64.400039][ T383] RIP: 0033:0x7f53722630f7 [ 64.402343][ T378] R10: fffff5200012fee5 R11: 0000000000000004 R12: ffff88811a174ee0 [ 64.407084][ T383] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 64.407095][ T383] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 64.418624][ T378] R13: dffffc0000000000 R14: ffff8881055be3f8 R15: 0000000000000001 [ 64.423964][ T383] ORIG_RAX: 00000000000000a6 [ 64.434007][ T378] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 64.438667][ T383] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 64.443045][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.443057][ T378] CR2: 00007ffde8efbea8 CR3: 00000001077a8000 CR4: 00000000003506b0 [ 64.448317][ T383] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 64.448330][ T383] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 64.452732][ T378] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 64.472341][ T383] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 64.476925][ T378] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 64.483053][ T383] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 64.488488][ T378] Call Trace: [ 64.490791][ T383] ---[ end trace ff508277f1a25dc2 ]--- [ 64.496238][ T378] d_walk+0x309/0x540 [ 64.504183][ T383] BUG: Dentry ffff88811a173bb0{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 64.508578][ T378] ? __d_free+0x30/0x30 [ 64.516564][ T383] ------------[ cut here ]------------ [ 64.522399][ T378] shrink_dcache_for_umount+0x8e/0x1b0 [ 64.530366][ T383] WARNING: CPU: 1 PID: 383 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 64.534767][ T378] generic_shutdown_super+0x66/0x2c0 [ 64.543062][ T383] Modules linked in: [ 64.562677][ T378] kill_litter_super+0x75/0xa0 [ 64.568721][ T383] CPU: 1 PID: 383 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 64.576676][ T378] deactivate_locked_super+0xb0/0x100 [ 64.581321][ T383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.590247][ T378] deactivate_super+0xa5/0xd0 [ 64.598205][ T383] RIP: 0010:umount_check+0x18d/0x1d0 [ 64.605003][ T378] cleanup_mnt+0x45f/0x510 [ 64.612955][ T383] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 64.620926][ T378] __cleanup_mnt+0x19/0x20 [ 64.628880][ T383] RSP: 0018:ffffc900009cfc88 EFLAGS: 00010286 [ 64.636839][ T378] task_work_run+0x147/0x1b0 [ 64.644774][ T383] [ 64.652749][ T378] exit_to_user_mode_prepare+0xc3/0xe0 [ 64.660690][ T383] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: 760d9e2b0d945500 [ 64.660701][ T383] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000 [ 64.663963][ T378] syscall_exit_to_user_mode+0x24/0x40 [ 64.669390][ T383] RBP: ffffc900009cfcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 64.669397][ T383] R10: fffff52000139ee5 R11: 0000000000000004 R12: ffff88811a173bb0 [ 64.669403][ T383] R13: dffffc0000000000 R14: ffff8881063a73f8 R15: 0000000000000001 [ 64.669410][ T383] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 64.669416][ T383] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.669428][ T383] CR2: 00007f5372236910 CR3: 00000001197af000 CR4: 00000000003506a0 [ 64.673392][ T378] do_syscall_64+0x3d/0x70 [ 64.683082][ T383] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 64.687221][ T378] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 64.692649][ T383] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 64.698086][ T378] RIP: 0033:0x7f53722630f7 [ 64.706408][ T383] Call Trace: [ 64.711656][ T378] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 64.715538][ T383] d_walk+0x309/0x540 [ 64.720264][ T378] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 64.731777][ T383] ? __d_free+0x30/0x30 [ 64.731794][ T383] shrink_dcache_for_umount+0x8e/0x1b0 [ 64.737134][ T378] ORIG_RAX: 00000000000000a6 [ 64.737140][ T378] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 64.737152][ T378] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 64.747275][ T383] generic_shutdown_super+0x66/0x2c0 [ 64.747290][ T383] kill_litter_super+0x75/0xa0 [ 64.751932][ T378] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 64.757187][ T383] deactivate_locked_super+0xb0/0x100 [ 64.757200][ T383] deactivate_super+0xa5/0xd0 [ 64.761594][ T378] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 64.781234][ T383] cleanup_mnt+0x45f/0x510 [ 64.781252][ T383] __cleanup_mnt+0x19/0x20 [ 64.785659][ T378] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000002 [ 64.791701][ T383] task_work_run+0x147/0x1b0 [ 64.796267][ T378] ---[ end trace ff508277f1a25dc3 ]--- [ 64.796285][ T378] BUG: Dentry ffff88811a174dd0{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 64.798587][ T383] exit_to_user_mode_prepare+0xc3/0xe0 [ 64.804042][ T378] ------------[ cut here ]------------ [ 64.811975][ T383] syscall_exit_to_user_mode+0x24/0x40 [ 64.811982][ T383] do_syscall_64+0x3d/0x70 [ 64.811990][ T383] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 64.812004][ T383] RIP: 0033:0x7f53722630f7 [ 64.820062][ T378] WARNING: CPU: 0 PID: 378 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 64.825513][ T383] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 64.833441][ T378] Modules linked in: [ 64.841395][ T383] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 64.841412][ T383] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 64.849363][ T378] [ 64.858278][ T383] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 64.864834][ T378] CPU: 0 PID: 378 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 64.872783][ T383] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 64.872795][ T383] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 64.877539][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.885502][ T383] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 64.885513][ T383] ---[ end trace ff508277f1a25dc4 ]--- [ 64.891386][ T378] RIP: 0010:umount_check+0x18d/0x1d0 [ 64.899786][ T381] BUG: Dentry ffff88811a18b770{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 64.903746][ T378] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 64.907060][ T381] ------------[ cut here ]------------ [ 64.926608][ T378] RSP: 0018:ffffc9000097fc88 EFLAGS: 00010286 [ 64.926617][ T378] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: f8a67278db25fa00 [ 64.926623][ T378] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 64.926629][ T378] RBP: ffffc9000097fcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 64.926634][ T378] R10: fffff5200012fee5 R11: 0000000000000004 R12: ffff88811a174dd0 [ 64.926647][ T378] R13: dffffc0000000000 R14: ffff8881055be3f8 R15: 0000000000000001 [ 64.930608][ T381] WARNING: CPU: 1 PID: 381 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 64.936657][ T378] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 64.940775][ T381] Modules linked in: [ 64.946216][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.950857][ T381] [ 64.958828][ T378] CR2: 00007ffde8efbea8 CR3: 00000001077a8000 CR4: 00000000003506b0 [ 64.966787][ T381] CPU: 1 PID: 381 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 64.972034][ T378] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 64.976767][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.976785][ T381] RIP: 0010:umount_check+0x18d/0x1d0 [ 64.984721][ T378] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 64.984729][ T378] Call Trace: [ 64.990078][ T381] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 64.990090][ T381] RSP: 0018:ffffc900009afc88 EFLAGS: 00010286 [ 64.994737][ T378] d_walk+0x309/0x540 [ 65.002676][ T381] [ 65.002689][ T381] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: 52cd073e526bd000 [ 65.007097][ T378] ? __d_free+0x30/0x30 [ 65.011488][ T381] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 65.011500][ T381] RBP: ffffc900009afcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 65.019558][ T378] shrink_dcache_for_umount+0x8e/0x1b0 [ 65.024111][ T381] R10: fffff52000135ee5 R11: 0000000000000004 R12: ffff88811a18b770 [ 65.029557][ T378] generic_shutdown_super+0x66/0x2c0 [ 65.040105][ T381] R13: dffffc0000000000 R14: ffff8881002e43f8 R15: 0000000000000001 [ 65.040123][ T381] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 65.045562][ T378] kill_litter_super+0x75/0xa0 [ 65.050985][ T381] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.056424][ T378] deactivate_locked_super+0xb0/0x100 [ 65.060825][ T381] CR2: 00007f5372236910 CR3: 000000011acc5000 CR4: 00000000003506a0 [ 65.066710][ T378] deactivate_super+0xa5/0xd0 [ 65.071092][ T381] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.079405][ T378] cleanup_mnt+0x45f/0x510 [ 65.098982][ T381] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.098991][ T381] Call Trace: [ 65.102864][ T378] __cleanup_mnt+0x19/0x20 [ 65.111257][ T381] d_walk+0x309/0x540 [ 65.119208][ T378] task_work_run+0x147/0x1b0 [ 65.121508][ T381] ? __d_free+0x30/0x30 [ 65.129462][ T378] exit_to_user_mode_prepare+0xc3/0xe0 [ 65.140981][ T381] shrink_dcache_for_umount+0x8e/0x1b0 [ 65.148937][ T378] syscall_exit_to_user_mode+0x24/0x40 [ 65.156881][ T381] generic_shutdown_super+0x66/0x2c0 [ 65.156894][ T381] kill_litter_super+0x75/0xa0 [ 65.166939][ T378] do_syscall_64+0x3d/0x70 [ 65.174888][ T381] deactivate_locked_super+0xb0/0x100 [ 65.174902][ T381] deactivate_super+0xa5/0xd0 [ 65.180329][ T378] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 65.185600][ T381] cleanup_mnt+0x45f/0x510 [ 65.195727][ T378] RIP: 0033:0x7f53722630f7 [ 65.215331][ T381] __cleanup_mnt+0x19/0x20 [ 65.220759][ T378] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 65.226823][ T381] task_work_run+0x147/0x1b0 [ 65.234748][ T378] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 65.242722][ T381] exit_to_user_mode_prepare+0xc3/0xe0 [ 65.250667][ T378] ORIG_RAX: 00000000000000a6 [ 65.258640][ T381] syscall_exit_to_user_mode+0x24/0x40 [ 65.266699][ T378] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 65.274995][ T381] do_syscall_64+0x3d/0x70 [ 65.275010][ T381] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 65.283922][ T378] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 65.287793][ T381] RIP: 0033:0x7f53722630f7 [ 65.287808][ T381] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 65.294378][ T378] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 65.296685][ T381] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 65.304644][ T378] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 65.316160][ T381] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 65.316166][ T381] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 65.316171][ T381] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 65.316183][ T381] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 65.324144][ T378] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000002 [ 65.334181][ T381] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 65.334192][ T381] ---[ end trace ff508277f1a25dc5 ]--- [ 65.339470][ T378] ---[ end trace ff508277f1a25dc6 ]--- [ 65.347428][ T381] BUG: Dentry ffff88811a18b110{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 65.347475][ T381] ------------[ cut here ]------------ [ 65.351593][ T382] BUG: Dentry ffff88811a18bee0{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 65.370425][ T381] WARNING: CPU: 1 PID: 381 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 65.376534][ T382] ------------[ cut here ]------------ [ 65.376554][ T382] WARNING: CPU: 0 PID: 382 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 65.376557][ T382] Modules linked in: [ 65.376573][ T382] CPU: 0 PID: 382 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 65.376578][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.376588][ T382] RIP: 0010:umount_check+0x18d/0x1d0 [ 65.376597][ T382] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 65.376604][ T382] RSP: 0018:ffffc900009bfc88 EFLAGS: 00010286 [ 65.376614][ T382] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: a4350b8d071ece00 [ 65.376620][ T382] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000 [ 65.376626][ T382] RBP: ffffc900009bfcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 65.376632][ T382] R10: fffff52000137ee5 R11: 0000000000000004 R12: ffff88811a18bee0 [ 65.376638][ T382] R13: dffffc0000000000 R14: ffff8881002e53f8 R15: 0000000000000001 [ 65.376646][ T382] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 65.376653][ T382] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.376658][ T382] CR2: 00007ffde8efbea8 CR3: 000000011acda000 CR4: 00000000003506b0 [ 65.376666][ T382] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.376671][ T382] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.376674][ T382] Call Trace: [ 65.376686][ T382] d_walk+0x309/0x540 [ 65.376693][ T382] ? __d_free+0x30/0x30 [ 65.376704][ T382] shrink_dcache_for_umount+0x8e/0x1b0 [ 65.376714][ T382] generic_shutdown_super+0x66/0x2c0 [ 65.376724][ T382] kill_litter_super+0x75/0xa0 [ 65.376732][ T382] deactivate_locked_super+0xb0/0x100 [ 65.376746][ T382] deactivate_super+0xa5/0xd0 [ 65.380698][ T381] Modules linked in: [ 65.383008][ T382] cleanup_mnt+0x45f/0x510 [ 65.391014][ T381] [ 65.391032][ T381] CPU: 1 PID: 381 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 65.395249][ T382] __cleanup_mnt+0x19/0x20 [ 65.403177][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.411213][ T382] task_work_run+0x147/0x1b0 [ 65.416613][ T381] RIP: 0010:umount_check+0x18d/0x1d0 [ 65.416623][ T381] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 65.416629][ T381] RSP: 0018:ffffc900009afc88 EFLAGS: 00010286 [ 65.416640][ T381] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: 52cd073e526bd000 [ 65.416646][ T381] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 65.416652][ T381] RBP: ffffc900009afcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 65.416664][ T381] R10: fffff52000135f35 R11: 0000000000000004 R12: ffff88811a18b110 [ 65.424616][ T382] exit_to_user_mode_prepare+0xc3/0xe0 [ 65.429870][ T381] R13: dffffc0000000000 R14: ffff8881002e43f8 R15: 0000000000000001 [ 65.429884][ T381] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 65.437897][ T382] syscall_exit_to_user_mode+0x24/0x40 [ 65.446809][ T381] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.451550][ T382] do_syscall_64+0x3d/0x70 [ 65.458130][ T381] CR2: 00007f5372236910 CR3: 000000011acc5000 CR4: 00000000003506a0 [ 65.463475][ T382] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 65.471425][ T381] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.471438][ T381] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.476104][ T382] RIP: 0033:0x7f53722630f7 [ 65.484045][ T381] Call Trace: [ 65.488449][ T382] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 65.496420][ T381] d_walk+0x309/0x540 [ 65.499662][ T382] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 65.504051][ T381] ? __d_free+0x30/0x30 [ 65.508014][ T382] ORIG_RAX: 00000000000000a6 [ 65.512595][ T381] shrink_dcache_for_umount+0x8e/0x1b0 [ 65.516732][ T382] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 65.522162][ T381] generic_shutdown_super+0x66/0x2c0 [ 65.527631][ T382] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 65.527638][ T382] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 65.527643][ T382] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 65.527656][ T382] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 65.533091][ T381] kill_litter_super+0x75/0xa0 [ 65.538357][ T382] ---[ end trace ff508277f1a25dc7 ]--- [ 65.543097][ T381] deactivate_locked_super+0xb0/0x100 [ 65.547492][ T382] BUG: Dentry ffff88811a18bdd0{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 65.552833][ T381] deactivate_super+0xa5/0xd0 [ 65.557523][ T382] ------------[ cut here ]------------ [ 65.563374][ T381] cleanup_mnt+0x45f/0x510 [ 65.567801][ T382] WARNING: CPU: 0 PID: 382 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 65.572189][ T381] __cleanup_mnt+0x19/0x20 [ 65.576587][ T382] Modules linked in: [ 65.596185][ T381] task_work_run+0x147/0x1b0 [ 65.596195][ T381] exit_to_user_mode_prepare+0xc3/0xe0 [ 65.596205][ T381] syscall_exit_to_user_mode+0x24/0x40 [ 65.596213][ T381] do_syscall_64+0x3d/0x70 [ 65.596228][ T381] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 65.600783][ T382] [ 65.606836][ T381] RIP: 0033:0x7f53722630f7 [ 65.612310][ T382] CPU: 0 PID: 382 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 65.616988][ T381] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 65.622395][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.630372][ T381] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 65.630385][ T381] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 65.630391][ T381] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 65.630397][ T381] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 65.630411][ T381] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 65.634824][ T382] RIP: 0010:umount_check+0x18d/0x1d0 [ 65.640706][ T381] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 65.648664][ T382] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 65.648677][ T382] RSP: 0018:ffffc900009bfc88 EFLAGS: 00010286 [ 65.653063][ T381] ---[ end trace ff508277f1a25dc8 ]--- [ 65.672654][ T382] [ 65.681062][ T381] VFS: Busy inodes after unmount of tmpfs. Self-destruct in 5 seconds. Have a nice day... [ 65.689125][ T382] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: a4350b8d071ece00 [ 65.689131][ T382] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000 [ 65.689137][ T382] RBP: ffffc900009bfcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 65.689143][ T382] R10: fffff52000137ee5 R11: 0000000000000004 R12: ffff88811a18bdd0 [ 65.689148][ T382] R13: dffffc0000000000 R14: ffff8881002e53f8 R15: 0000000000000001 [ 65.689156][ T382] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 65.689162][ T382] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.689168][ T382] CR2: 00007ffde8efbea8 CR3: 000000011acda000 CR4: 00000000003506b0 [ 65.689188][ T382] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.699356][ T383] VFS: Busy inodes after unmount of tmpfs. Self-destruct in 5 seconds. Have a nice day... [ 65.705124][ T382] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.705138][ T382] Call Trace: [ 65.714579][ T380] VFS: Busy inodes after unmount of tmpfs. Self-destruct in 5 seconds. Have a nice day... [ 65.721153][ T382] d_walk+0x309/0x540 [ 65.721174][ T382] ? __d_free+0x30/0x30 [ 65.729219][ T378] VFS: Busy inodes after unmount of tmpfs. Self-destruct in 5 seconds. Have a nice day... [ 65.737131][ T382] shrink_dcache_for_umount+0x8e/0x1b0 [ 65.737147][ T382] generic_shutdown_super+0x66/0x2c0 [ 66.604780][ T382] kill_litter_super+0x75/0xa0 [ 66.609539][ T382] deactivate_locked_super+0xb0/0x100 [ 66.614896][ T382] deactivate_super+0xa5/0xd0 [ 66.619545][ T382] cleanup_mnt+0x45f/0x510 [ 66.623932][ T382] __cleanup_mnt+0x19/0x20 [ 66.628344][ T382] task_work_run+0x147/0x1b0 [ 66.632905][ T382] exit_to_user_mode_prepare+0xc3/0xe0 [ 66.638344][ T382] syscall_exit_to_user_mode+0x24/0x40 [ 66.643772][ T382] do_syscall_64+0x3d/0x70 [ 66.648177][ T382] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 66.654052][ T382] RIP: 0033:0x7f53722630f7 [ 66.658487][ T382] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 66.678864][ T382] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 66.687269][ T382] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 executing program [ 66.695225][ T382] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 66.703193][ T382] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 66.711179][ T382] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 66.719153][ T382] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000001 [ 66.727130][ T382] ---[ end trace ff508277f1a25dc9 ]--- [ 66.732751][ T382] VFS: Busy inodes after unmount of tmpfs. Self-destruct in 5 seconds. Have a nice day... [ 66.737550][ T379] BUG: Dentry ffff88811a176ee0{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 66.752973][ T379] ------------[ cut here ]------------ [ 66.753296][ T399] incfs: ino conflict with backing FS 2 [ 66.758454][ T379] WARNING: CPU: 0 PID: 379 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 66.764661][ T396] incfs: ino conflict with backing FS 2 [ 66.772282][ T379] Modules linked in: [ 66.772299][ T379] CPU: 0 PID: 379 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 66.772312][ T379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.803347][ T379] RIP: 0010:umount_check+0x18d/0x1d0 [ 66.808649][ T379] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 66.827330][ T23] audit: type=1400 audit(1644532648.230:82): avc: denied { remove_name } for pid=142 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 executing program executing program executing program executing program [ 66.828264][ T379] RSP: 0018:ffffc9000098fc88 EFLAGS: 00010286 [ 66.853131][ T23] audit: type=1400 audit(1644532648.280:83): avc: denied { rename } for pid=142 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 66.856632][ T379] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: 159d75b7f7ce2200 [ 66.856638][ T379] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 66.856651][ T379] RBP: ffffc9000098fcb8 R08: ffffffff815454a8 R09: fffff52000131ebd [ 66.879792][ T397] incfs: ino conflict with backing FS 2 [ 66.886640][ T379] R10: fffff52000131ebd R11: 0000000000000000 R12: ffff88811a176ee0 [ 66.895525][ T400] incfs: ino conflict with backing FS 2 [ 66.902781][ T379] R13: dffffc0000000000 R14: ffff8881063a23f8 R15: 0000000000000001 [ 66.909505][ T398] incfs: ino conflict with backing FS 2 [ 66.916150][ T379] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 66.944097][ T379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.950684][ T379] CR2: 00007ffa47ac685e CR3: 0000000107588000 CR4: 00000000003506b0 [ 66.958653][ T379] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 66.966628][ T379] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 66.974585][ T379] Call Trace: [ 66.977903][ T379] d_walk+0x309/0x540 [ 66.981886][ T379] ? __d_free+0x30/0x30 [ 66.986048][ T379] shrink_dcache_for_umount+0x8e/0x1b0 [ 66.991495][ T379] generic_shutdown_super+0x66/0x2c0 [ 66.996816][ T379] kill_litter_super+0x75/0xa0 [ 67.001584][ T379] deactivate_locked_super+0xb0/0x100 [ 67.006958][ T379] deactivate_super+0xa5/0xd0 [ 67.011680][ T379] cleanup_mnt+0x45f/0x510 [ 67.016097][ T379] __cleanup_mnt+0x19/0x20 [ 67.020496][ T379] task_work_run+0x147/0x1b0 [ 67.025101][ T379] exit_to_user_mode_prepare+0xc3/0xe0 [ 67.030558][ T379] syscall_exit_to_user_mode+0x24/0x40 [ 67.036048][ T379] do_syscall_64+0x3d/0x70 [ 67.040454][ T379] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 67.046358][ T379] RIP: 0033:0x7f53722630f7 [ 67.050754][ T379] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 67.070397][ T379] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 67.078836][ T379] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 67.086816][ T379] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 67.094770][ T379] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 67.102754][ T379] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 67.110755][ T379] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000002 [ 67.118734][ T379] ---[ end trace ff508277f1a25dca ]--- [ 67.124174][ T379] BUG: Dentry ffff88811a176dd0{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 67.133928][ T379] ------------[ cut here ]------------ [ 67.139400][ T379] WARNING: CPU: 0 PID: 379 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 67.147725][ T379] Modules linked in: [ 67.151613][ T379] CPU: 0 PID: 379 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 67.163141][ T379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.173207][ T379] RIP: 0010:umount_check+0x18d/0x1d0 [ 67.178517][ T379] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 67.198134][ T379] RSP: 0018:ffffc9000098fc88 EFLAGS: 00010286 [ 67.204267][ T379] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: 159d75b7f7ce2200 [ 67.212237][ T379] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 67.220215][ T379] RBP: ffffc9000098fcb8 R08: ffffffff815454a8 R09: fffff52000131ebd [ 67.228204][ T379] R10: fffff52000131ebd R11: 0000000000000000 R12: ffff88811a176dd0 [ 67.236179][ T379] R13: dffffc0000000000 R14: ffff8881063a23f8 R15: 0000000000000001 [ 67.244143][ T379] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 67.253078][ T379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.259669][ T379] CR2: 00007ffa47ac685e CR3: 0000000107588000 CR4: 00000000003506b0 [ 67.267654][ T379] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.275633][ T379] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.283601][ T379] Call Trace: [ 67.286919][ T379] d_walk+0x309/0x540 [ 67.290889][ T379] ? __d_free+0x30/0x30 [ 67.295041][ T379] shrink_dcache_for_umount+0x8e/0x1b0 [ 67.300490][ T379] generic_shutdown_super+0x66/0x2c0 [ 67.305801][ T379] kill_litter_super+0x75/0xa0 [ 67.310545][ T379] deactivate_locked_super+0xb0/0x100 [ 67.316003][ T379] deactivate_super+0xa5/0xd0 [ 67.320669][ T379] cleanup_mnt+0x45f/0x510 [ 67.325091][ T379] __cleanup_mnt+0x19/0x20 [ 67.329495][ T379] task_work_run+0x147/0x1b0 [ 67.334068][ T379] exit_to_user_mode_prepare+0xc3/0xe0 [ 67.339558][ T379] syscall_exit_to_user_mode+0x24/0x40 [ 67.345041][ T379] do_syscall_64+0x3d/0x70 [ 67.349448][ T379] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 67.355356][ T379] RIP: 0033:0x7f53722630f7 [ 67.359754][ T379] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 67.379371][ T379] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 67.387791][ T379] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 67.395759][ T379] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 67.403728][ T379] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 67.411698][ T379] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 67.419678][ T379] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000002 [ 67.427693][ T379] ---[ end trace ff508277f1a25dcb ]--- [ 67.433281][ T382] BUG: Dentry ffff88811a197220{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 67.433290][ T379] BUG: Dentry ffff88811a176ee0{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 67.433339][ T379] ------------[ cut here ]------------ [ 67.443491][ T382] ------------[ cut here ]------------ [ 67.453631][ T379] WARNING: CPU: 0 PID: 379 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 67.453643][ T379] Modules linked in: [ 67.459101][ T382] WARNING: CPU: 1 PID: 382 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 67.464517][ T379] [ 67.472819][ T382] Modules linked in: [ 67.476698][ T379] CPU: 0 PID: 379 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 67.484988][ T382] [ 67.485004][ T382] CPU: 1 PID: 382 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 67.487299][ T379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.491159][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.502710][ T379] RIP: 0010:umount_check+0x18d/0x1d0 [ 67.504994][ T382] RIP: 0010:umount_check+0x18d/0x1d0 [ 67.516505][ T379] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 67.526542][ T382] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 67.526554][ T382] RSP: 0018:ffffc900009bfc88 EFLAGS: 00010286 [ 67.536589][ T379] RSP: 0018:ffffc9000098fc88 EFLAGS: 00010286 [ 67.541866][ T382] [ 67.547138][ T379] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: 159d75b7f7ce2200 [ 67.566735][ T382] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: a4350b8d071ece00 [ 67.586409][ T379] RDX: 0000000000000000 RSI: 0000000080000003 RDI: 0000000000000000 [ 67.592440][ T382] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 67.598483][ T379] RBP: ffffc9000098fcb8 R08: ffffffff815454a8 R09: ffffed103ee04e83 [ 67.598495][ T379] R10: ffffed103ee04e83 R11: 0000000000000000 R12: ffff88811a176ee0 [ 67.600796][ T382] RBP: ffffc900009bfcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 67.608751][ T379] R13: dffffc0000000000 R14: ffff8881063a23f8 R15: 0000000000000001 [ 67.616731][ T382] R10: fffff52000137ee5 R11: 0000000000000004 R12: ffff88811a197220 [ 67.616737][ T382] R13: dffffc0000000000 R14: ffff8881063a63f8 R15: 0000000000000001 [ 67.616746][ T382] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 67.616762][ T382] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.624719][ T379] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 67.632874][ T382] CR2: 00007ffa476b04d0 CR3: 000000011acda000 CR4: 00000000003506a0 [ 67.640841][ T379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.648797][ T382] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.648809][ T382] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.656848][ T379] CR2: 00007ffa47ac685e CR3: 0000000107588000 CR4: 00000000003506b0 [ 67.656862][ T379] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.664805][ T382] Call Trace: [ 67.672766][ T379] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.680732][ T382] d_walk+0x309/0x540 [ 67.689639][ T379] Call Trace: [ 67.689650][ T379] d_walk+0x309/0x540 [ 67.689657][ T379] ? __d_free+0x30/0x30 [ 67.689673][ T379] shrink_dcache_for_umount+0x8e/0x1b0 [ 67.696233][ T382] ? __d_free+0x30/0x30 [ 67.696248][ T382] shrink_dcache_for_umount+0x8e/0x1b0 [ 67.705164][ T379] generic_shutdown_super+0x66/0x2c0 [ 67.713120][ T382] generic_shutdown_super+0x66/0x2c0 [ 67.719682][ T379] kill_litter_super+0x75/0xa0 [ 67.719696][ T379] deactivate_locked_super+0xb0/0x100 [ 67.727653][ T382] kill_litter_super+0x75/0xa0 [ 67.735621][ T379] deactivate_super+0xa5/0xd0 [ 67.743556][ T382] deactivate_locked_super+0xb0/0x100 [ 67.751519][ T379] cleanup_mnt+0x45f/0x510 [ 67.754775][ T382] deactivate_super+0xa5/0xd0 [ 67.762729][ T379] __cleanup_mnt+0x19/0x20 [ 67.762738][ T379] task_work_run+0x147/0x1b0 [ 67.762754][ T379] exit_to_user_mode_prepare+0xc3/0xe0 [ 67.766711][ T382] cleanup_mnt+0x45f/0x510 [ 67.766724][ T382] __cleanup_mnt+0x19/0x20 [ 67.769988][ T379] syscall_exit_to_user_mode+0x24/0x40 [ 67.773943][ T382] task_work_run+0x147/0x1b0 [ 67.778076][ T379] do_syscall_64+0x3d/0x70 [ 67.778091][ T379] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 67.783522][ T382] exit_to_user_mode_prepare+0xc3/0xe0 [ 67.787651][ T379] RIP: 0033:0x7f53722630f7 [ 67.787661][ T379] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 67.787667][ T379] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 67.787684][ T379] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 67.793116][ T382] syscall_exit_to_user_mode+0x24/0x40 [ 67.798381][ T379] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 67.803637][ T382] do_syscall_64+0x3d/0x70 [ 67.808375][ T379] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 67.808386][ T379] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 67.813729][ T382] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 67.818467][ T379] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000002 [ 67.823114][ T382] RIP: 0033:0x7f53722630f7 [ 67.828511][ T379] ---[ end trace ff508277f1a25dcc ]--- [ 67.832870][ T382] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 67.837537][ T379] BUG: Dentry ffff88811a176dd0{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 67.841920][ T382] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 67.846548][ T379] ------------[ cut here ]------------ [ 67.851937][ T382] ORIG_RAX: 00000000000000a6 [ 67.856341][ T379] WARNING: CPU: 0 PID: 379 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 67.860716][ T382] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 67.866162][ T379] Modules linked in: [ 67.870728][ T382] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 67.875118][ T379] [ 67.880993][ T382] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 67.886434][ T379] CPU: 0 PID: 379 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 67.890993][ T382] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 67.910656][ T379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.910666][ T379] RIP: 0010:umount_check+0x18d/0x1d0 [ 67.910680][ T379] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 67.919061][ T382] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000002 [ 67.919072][ T382] ---[ end trace ff508277f1a25dcd ]--- [ 67.927032][ T379] RSP: 0018:ffffc9000098fc88 EFLAGS: 00010286 [ 67.932483][ T382] BUG: Dentry ffff88811a197cc0{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 67.940432][ T379] [ 67.940439][ T379] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: 159d75b7f7ce2200 [ 67.940444][ T379] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000 [ 67.940449][ T379] RBP: ffffc9000098fcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 67.940461][ T379] R10: fffff52000131ee5 R11: 0000000000000004 R12: ffff88811a176dd0 [ 67.944899][ T382] ------------[ cut here ]------------ [ 67.952808][ T379] R13: dffffc0000000000 R14: ffff8881063a23f8 R15: 0000000000000001 [ 67.960767][ T382] WARNING: CPU: 1 PID: 382 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 67.966626][ T379] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 67.966638][ T379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.974598][ T382] Modules linked in: [ 67.979025][ T379] CR2: 00007ffa47ac685e CR3: 0000000107588000 CR4: 00000000003506b0 [ 67.984441][ T382] [ 68.004052][ T379] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 68.013745][ T382] CPU: 1 PID: 382 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 68.013749][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.013760][ T382] RIP: 0010:umount_check+0x18d/0x1d0 [ 68.013774][ T382] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 68.019822][ T379] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 68.025264][ T382] RSP: 0018:ffffc900009bfc88 EFLAGS: 00010286 [ 68.029904][ T379] Call Trace: [ 68.038232][ T382] [ 68.038240][ T382] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: a4350b8d071ece00 [ 68.038251][ T382] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 68.046218][ T379] d_walk+0x309/0x540 [ 68.050079][ T382] RBP: ffffc900009bfcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 68.058032][ T379] ? __d_free+0x30/0x30 [ 68.058041][ T379] shrink_dcache_for_umount+0x8e/0x1b0 [ 68.058055][ T379] generic_shutdown_super+0x66/0x2c0 executing program [ 68.060359][ T382] R10: fffff52000137ee5 R11: 0000000000000004 R12: ffff88811a197cc0 [ 68.068319][ T379] kill_litter_super+0x75/0xa0 [ 68.079825][ T382] R13: dffffc0000000000 R14: ffff8881063a63f8 R15: 0000000000000001 [ 68.079840][ T382] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 68.087796][ T379] deactivate_locked_super+0xb0/0x100 [ 68.087809][ T379] deactivate_super+0xa5/0xd0 [ 68.097859][ T382] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.097865][ T382] CR2: 00007ffa476b04d0 CR3: 000000011acda000 CR4: 00000000003506a0 [ 68.097876][ T382] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 68.103137][ T379] cleanup_mnt+0x45f/0x510 [ 68.122714][ T382] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 68.122723][ T382] Call Trace: [ 68.130706][ T379] __cleanup_mnt+0x19/0x20 [ 68.136131][ T382] d_walk+0x309/0x540 [ 68.142167][ T379] task_work_run+0x147/0x1b0 [ 68.151863][ T382] ? __d_free+0x30/0x30 [ 68.154165][ T379] exit_to_user_mode_prepare+0xc3/0xe0 [ 68.162115][ T382] shrink_dcache_for_umount+0x8e/0x1b0 [ 68.162130][ T382] generic_shutdown_super+0x66/0x2c0 [ 68.170101][ T379] syscall_exit_to_user_mode+0x24/0x40 [ 68.178156][ T382] kill_litter_super+0x75/0xa0 [ 68.186102][ T379] do_syscall_64+0x3d/0x70 [ 68.191623][ T382] deactivate_locked_super+0xb0/0x100 [ 68.199581][ T379] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 68.207887][ T382] deactivate_super+0xa5/0xd0 [ 68.216804][ T379] RIP: 0033:0x7f53722630f7 [ 68.223356][ T382] cleanup_mnt+0x45f/0x510 [ 68.227320][ T379] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 68.235274][ T382] __cleanup_mnt+0x19/0x20 [ 68.237591][ T379] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 68.245545][ T382] task_work_run+0x147/0x1b0 [ 68.245554][ T382] exit_to_user_mode_prepare+0xc3/0xe0 [ 68.245570][ T382] syscall_exit_to_user_mode+0x24/0x40 [ 68.257082][ T379] ORIG_RAX: 00000000000000a6 [ 68.267138][ T382] do_syscall_64+0x3d/0x70 [ 68.272386][ T379] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 68.291980][ T382] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 68.291993][ T382] RIP: 0033:0x7f53722630f7 [ 68.299948][ T379] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 68.299954][ T379] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 68.299959][ T379] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 68.299971][ T379] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000002 [ 68.306123][ T382] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 68.309385][ T379] ---[ end trace ff508277f1a25dce ]--- [ 68.311690][ T382] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 68.339545][ T379] VFS: Busy inodes after unmount of tmpfs. Self-destruct in 5 seconds. Have a nice day... [ 68.343648][ T382] ORIG_RAX: 00000000000000a6 [ 68.364787][ T405] incfs: ino conflict with backing FS 2 [ 68.367055][ T382] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 68.367070][ T382] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 68.678336][ T382] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 68.686367][ T382] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 68.694322][ T382] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000002 [ 68.702395][ T382] ---[ end trace ff508277f1a25dcf ]--- [ 68.707945][ T380] BUG: Dentry ffff88811a19d000{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 68.707954][ T381] BUG: Dentry ffff88811a197880{i=4,n=.incomplete} still in use (1) [unmount of tmpfs tmpfs] [ 68.708003][ T381] ------------[ cut here ]------------ [ 68.718142][ T380] ------------[ cut here ]------------ [ 68.728268][ T381] WARNING: CPU: 0 PID: 381 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 68.733682][ T380] WARNING: CPU: 1 PID: 380 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 68.739112][ T381] Modules linked in: [ 68.747431][ T380] Modules linked in: [ 68.755706][ T381] [ 68.755723][ T381] CPU: 0 PID: 381 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 68.759579][ T380] [ 68.763434][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.763451][ T381] RIP: 0010:umount_check+0x18d/0x1d0 [ 68.765790][ T380] CPU: 1 PID: 380 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 68.777299][ T381] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 68.777311][ T381] RSP: 0018:ffffc900009afc88 EFLAGS: 00010286 [ 68.779612][ T380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.789639][ T381] [ 68.789653][ T381] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: 52cd073e526bd000 [ 68.794911][ T380] RIP: 0010:umount_check+0x18d/0x1d0 [ 68.794920][ T380] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 68.794925][ T380] RSP: 0018:ffffc9000099fc88 EFLAGS: 00010286 [ 68.806449][ T381] RDX: 0000000000000000 RSI: 0000000080000002 RDI: 0000000000000000 [ 68.806462][ T381] RBP: ffffc900009afcb8 R08: ffffffff815454a8 R09: ffffed103ee0a5d8 [ 68.826314][ T380] RAX: 000000000000005a RBX: ffffffff8660f860 RCX: 6d5e12e6a7a22500 [ 68.832349][ T381] R10: ffffed103ee0a5d8 R11: 0000000000000000 R12: ffff88811a197880 [ 68.842404][ T380] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 68.844711][ T381] R13: dffffc0000000000 R14: ffff8881063a53f8 R15: 0000000000000001 [ 68.852665][ T380] RBP: ffffc9000099fcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 68.857930][ T381] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 68.877619][ T380] R10: fffff52000133ee5 R11: 0000000000000004 R12: ffff88811a19d000 [ 68.883652][ T381] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.891601][ T380] R13: dffffc0000000000 R14: ffff8881063a33f8 R15: 0000000000000001 [ 68.891609][ T380] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 68.891621][ T380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.899577][ T381] CR2: 00007ffde8efbea8 CR3: 000000011acc5000 CR4: 00000000003506b0 [ 68.907538][ T380] CR2: 00007ffa476b04d0 CR3: 0000000106baf000 CR4: 00000000003506a0 [ 68.915491][ T381] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 68.923441][ T380] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 68.931391][ T381] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 68.931400][ T381] Call Trace: [ 68.939355][ T380] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 68.948275][ T381] d_walk+0x309/0x540 [ 68.956223][ T380] Call Trace: [ 68.962794][ T381] ? __d_free+0x30/0x30 [ 68.970768][ T380] d_walk+0x309/0x540 [ 68.979668][ T381] shrink_dcache_for_umount+0x8e/0x1b0 [ 68.986228][ T380] ? __d_free+0x30/0x30 [ 68.994177][ T381] generic_shutdown_super+0x66/0x2c0 [ 69.002133][ T380] shrink_dcache_for_umount+0x8e/0x1b0 [ 69.010181][ T381] kill_litter_super+0x75/0xa0 [ 69.018136][ T380] generic_shutdown_super+0x66/0x2c0 [ 69.026084][ T381] deactivate_locked_super+0xb0/0x100 [ 69.026097][ T381] deactivate_super+0xa5/0xd0 [ 69.029354][ T380] kill_litter_super+0x75/0xa0 [ 69.037310][ T381] cleanup_mnt+0x45f/0x510 [ 69.041259][ T380] deactivate_locked_super+0xb0/0x100 [ 69.044514][ T381] __cleanup_mnt+0x19/0x20 [ 69.048764][ T380] deactivate_super+0xa5/0xd0 [ 69.052718][ T381] task_work_run+0x147/0x1b0 [ 69.058153][ T380] cleanup_mnt+0x45f/0x510 [ 69.062280][ T381] exit_to_user_mode_prepare+0xc3/0xe0 [ 69.067622][ T380] __cleanup_mnt+0x19/0x20 [ 69.067630][ T380] task_work_run+0x147/0x1b0 [ 69.067644][ T380] exit_to_user_mode_prepare+0xc3/0xe0 [ 69.073072][ T381] syscall_exit_to_user_mode+0x24/0x40 [ 69.077815][ T380] syscall_exit_to_user_mode+0x24/0x40 [ 69.083071][ T381] do_syscall_64+0x3d/0x70 [ 69.088425][ T380] do_syscall_64+0x3d/0x70 [ 69.093066][ T381] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 69.097804][ T380] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 69.097817][ T380] RIP: 0033:0x7f53722630f7 [ 69.102201][ T381] RIP: 0033:0x7f53722630f7 [ 69.107553][ T380] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 69.111938][ T381] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 69.116589][ T380] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 69.121236][ T381] RSP: 002b:00007ffde8efc5e8 EFLAGS: 00000206 [ 69.125631][ T380] ORIG_RAX: 00000000000000a6 [ 69.131059][ T381] ORIG_RAX: 00000000000000a6 [ 69.135458][ T380] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 69.140015][ T381] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f53722630f7 [ 69.145475][ T380] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 69.150877][ T381] RDX: 00007ffde8efc6a7 RSI: 000000000000000a RDI: 00007ffde8efc6a0 [ 69.156653][ T380] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 69.156660][ T380] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 69.156666][ T380] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000003 [ 69.156677][ T380] ---[ end trace ff508277f1a25dd0 ]--- [ 69.161069][ T381] RBP: 00007ffde8efc6a0 R08: 00000000ffffffff R09: 00007ffde8efc480 [ 69.165468][ T380] BUG: Dentry ffff88811a19d660{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 69.171324][ T381] R10: 000055555619c683 R11: 0000000000000206 R12: 00007ffde8efd710 [ 69.177246][ T380] ------------[ cut here ]------------ [ 69.181594][ T381] R13: 000055555619c5f0 R14: 00007ffde8efc610 R15: 0000000000000002 [ 69.185996][ T380] WARNING: CPU: 1 PID: 380 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 69.186005][ T380] Modules linked in: [ 69.205591][ T381] ---[ end trace ff508277f1a25dd1 ]--- [ 69.205603][ T381] BUG: Dentry ffff88811a197bb0{i=3,n=.index} still in use (1) [unmount of tmpfs tmpfs] [ 69.205649][ T381] ------------[ cut here ]------------ [ 69.225201][ T380] [ 69.231252][ T381] WARNING: CPU: 0 PID: 381 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 [ 69.237298][ T380] CPU: 1 PID: 380 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 69.241933][ T381] Modules linked in: [ 69.246581][ T380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.246591][ T380] RIP: 0010:umount_check+0x18d/0x1d0 [ 69.246606][ T380] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 69.254543][ T381] [ 69.262500][ T380] RSP: 0018:ffffc9000099fc88 EFLAGS: 00010286 [ 69.270453][ T381] CPU: 0 PID: 381 Comm: syz-executor682 Tainted: G W 5.10.99-syzkaller-00837-gca562bf79c65 #0 [ 69.278393][ T380] [ 69.278401][ T380] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: 6d5e12e6a7a22500 [ 69.278406][ T380] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 69.278412][ T380] RBP: ffffc9000099fcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 69.278424][ T380] R10: fffff52000133ee5 R11: 0000000000000004 R12: ffff88811a19d660 [ 69.286377][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.286394][ T381] RIP: 0010:umount_check+0x18d/0x1d0 [ 69.294331][ T380] R13: dffffc0000000000 R14: ffff8881063a33f8 R15: 0000000000000001 [ 69.302281][ T381] Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 40 4e 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 de ab 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff [ 69.302286][ T381] RSP: 0018:ffffc900009afc88 EFLAGS: 00010286 [ 69.307732][ T380] FS: 000055555619b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 69.307745][ T380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.315711][ T381] RAX: 0000000000000055 RBX: ffffffff8660f860 RCX: 52cd073e526bd000 [ 69.315723][ T381] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 69.325425][ T380] CR2: 00007ffa476b04d0 CR3: 0000000106baf000 CR4: 00000000003506a0 [ 69.333357][ T381] RBP: ffffc900009afcb8 R08: ffffffff815454a8 R09: 0000000000000003 [ 69.338806][ T380] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.346766][ T381] R10: fffff52000135f35 R11: 0000000000000004 R12: ffff88811a197bb0 [ 69.355069][ T380] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.359015][ T381] R13: dffffc0000000000 R14: ffff8881063a53f8 R15: 0000000000000001 [ 69.364437][ T380] Call Trace: [ 69.374227][ T381] FS: 000055555619b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 69.379676][ T380] d_walk+0x309/0x540 [ 69.381973][ T381] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.390361][ T380] ? __d_free+0x30/0x30 [ 69.401896][ T381] CR2: 00007ffde8efbea8 CR3: 000000011acc5000 CR4: 00000000003506b0 [ 69.405760][ T380] shrink_dcache_for_umount+0x8e/0x1b0 executing program [ 69.415790][ T381] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.415796][ T381] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.415805][ T381] Call Trace: [ 69.421064][ T380] generic_shutdown_super+0x66/0x2c0 [ 69.440668][ T381] d_walk+0x309/0x540 [ 69.442972][ T380] kill_litter_super+0x75/0xa0 [ 69.449009][ T381] ? __d_free+0x30/0x30 [ 69.449018][ T381] shrink_dcache_for_umount+0x8e/0x1b0 [ 69.449032][ T381] generic_shutdown_super+0x66/0x2c0