------------[ cut here ]------------ WARNING: CPU: 1 PID: 5458 at fs/ext4/mballoc.c:1869 mb_find_extent+0x3dc/0x4a8 Modules linked in: CPU: 1 PID: 5458 Comm: syz-executor.0 Not tainted 6.2.0-rc7-syzkaller-17891-geaed33698e35 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : mb_find_extent+0x3dc/0x4a8 lr : mb_find_extent+0x3dc/0x4a8 sp : ffff80000ff5af20 x29: ffff80000ff5af70 x28: ffff80000ff5aff8 x27: ffff80000ff5b0c8 x26: 0000000000000029 x25: 000000000000000c x24: 0000000000000000 x23: 000000000000002c x22: 000000000000002c x21: 0000000000000200 x20: 0000000000008000 x19: ffff0001154fd000 x18: 0000000000006d2e x17: ffff80000dd84158 x16: 0000000000000001 x15: 0000000000000000 x14: 0000000000000002 x13: 0000000000000001 x12: 0000000000040000 x11: 0000000000038fd1 x10: ffff800016ca8000 x9 : ffff8000087dcadc x8 : 0000000000038fd2 x7 : ffff8000087d9c9c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80000ff5aff8 x2 : 0000000000000200 x1 : 000000000000002c x0 : 0000000000000029 Call trace: mb_find_extent+0x3dc/0x4a8 ext4_mb_complex_scan_group+0xf0/0x570 ext4_mb_regular_allocator+0xb44/0x1654 ext4_mb_new_blocks+0x5f8/0x1f80 ext4_ext_map_blocks+0xb44/0x2b34 ext4_map_blocks+0x48c/0xaa0 ext4_getblk+0xc8/0x438 ext4_bread+0x3c/0x164 ext4_quota_write+0x120/0x31c get_free_dqblk+0x108/0x1d0 do_insert_tree+0xdc/0x8b8 do_insert_tree+0x2a0/0x8b8 do_insert_tree+0x2a0/0x8b8 qtree_write_dquot+0x188/0x204 v2_write_dquot+0x70/0xb0 dquot_acquire+0x158/0x23c ext4_acquire_dquot+0xd8/0x120 dqget+0x458/0x5cc __dquot_initialize+0x1b0/0x584 dquot_initialize+0x24/0x34 ext4_process_orphan+0x34/0x16c ext4_orphan_cleanup+0x57c/0x8e0 ext4_fill_super+0x2b0c/0x2ea8 get_tree_bdev+0x1e8/0x2a0 ext4_get_tree+0x28/0x38 vfs_get_tree+0x40/0x140 do_new_mount+0x1dc/0x4e4 path_mount+0x348/0x86c __arm64_sys_mount+0x2c4/0x3c4 invoke_syscall+0x64/0x178 el0_svc_common+0xbc/0x180 do_el0_svc+0x48/0x110 el0_svc+0x58/0x14c el0t_64_sync_handler+0x84/0xf0 el0t_64_sync+0x190/0x194 irq event stamp: 2734 hardirqs last enabled at (2733): [<ffff8000086222a4>] __find_get_block+0x134/0x884 hardirqs last disabled at (2734): [<ffff80000bf52ac4>] el1_dbg+0x24/0x80 softirqs last enabled at (20): [<ffff80000801c878>] local_bh_enable+0x10/0x34 softirqs last disabled at (18): [<ffff80000801c844>] local_bh_disable+0x10/0x34 ---[ end trace 0000000000000000 ]--- EXT4-fs error (device loop0): mb_find_extent:1874: group 0, corruption or bug in mb_find_extent block=43, order=0 needed=512 ex=0/0/44@0 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5458 at fs/ext4/mballoc.c:2308 ext4_mb_complex_scan_group+0x540/0x570 Modules linked in: CPU: 1 PID: 5458 Comm: syz-executor.0 Tainted: G W 6.2.0-rc7-syzkaller-17891-geaed33698e35 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_mb_complex_scan_group+0x540/0x570 lr : ext4_mb_complex_scan_group+0x540/0x570 sp : ffff80000ff5afd0 x29: ffff80000ff5b020 x28: 0000000000000000 x27: ffff80000ff5b0c8 x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000 x23: 0000000000000029 x22: 0000000000000029 x21: ffff0001134ba000 x20: 0000000000000000 x19: ffff0000cad76000 x18: 0000000000006d3f x17: ffff80000dd84158 x16: ffff80000dbc2118 x15: ffff0001113e1a00 x14: 0000000000000055 x13: 00000000000000c0 x12: 0000000000040000 x11: 000000000003ffff x10: ffff800016ca8000 x9 : ffff8000087dc430 x8 : 0000000000040000 x7 : ffff80000815a86c x6 : 0000000000000000 x5 : 0000000000000020 x4 : ffff80000ff5aac0 x3 : 0000000000000000 x2 : 0000000000000006 x1 : 0000000000000000 x0 : 0000000000000001 Call trace: ext4_mb_complex_scan_group+0x540/0x570 ext4_mb_regular_allocator+0xb44/0x1654 ext4_mb_new_blocks+0x5f8/0x1f80 ext4_ext_map_blocks+0xb44/0x2b34 ext4_map_blocks+0x48c/0xaa0 ext4_getblk+0xc8/0x438 ext4_bread+0x3c/0x164 ext4_quota_write+0x120/0x31c get_free_dqblk+0x108/0x1d0 do_insert_tree+0xdc/0x8b8 do_insert_tree+0x2a0/0x8b8 do_insert_tree+0x2a0/0x8b8 qtree_write_dquot+0x188/0x204 v2_write_dquot+0x70/0xb0 dquot_acquire+0x158/0x23c ext4_acquire_dquot+0xd8/0x120 dqget+0x458/0x5cc __dquot_initialize+0x1b0/0x584 dquot_initialize+0x24/0x34 ext4_process_orphan+0x34/0x16c ext4_orphan_cleanup+0x57c/0x8e0 ext4_fill_super+0x2b0c/0x2ea8 get_tree_bdev+0x1e8/0x2a0 ext4_get_tree+0x28/0x38 vfs_get_tree+0x40/0x140 do_new_mount+0x1dc/0x4e4 path_mount+0x348/0x86c __arm64_sys_mount+0x2c4/0x3c4 invoke_syscall+0x64/0x178 el0_svc_common+0xbc/0x180 do_el0_svc+0x48/0x110 el0_svc+0x58/0x14c el0t_64_sync_handler+0x84/0xf0 el0t_64_sync+0x190/0x194 irq event stamp: 3050 hardirqs last enabled at (3049): [<ffff80000812ef18>] queue_work_on+0xac/0x11c hardirqs last disabled at (3050): [<ffff80000bf52ac4>] el1_dbg+0x24/0x80 softirqs last enabled at (3030): [<ffff80000801054c>] _stext+0x54c/0x5e4 softirqs last disabled at (2739): [<ffff8000080179e0>] ____do_softirq+0x14/0x20 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5458 at fs/ext4/mballoc.c:1869 mb_find_extent+0x3dc/0x4a8 Modules linked in: CPU: 1 PID: 5458 Comm: syz-executor.0 Tainted: G W 6.2.0-rc7-syzkaller-17891-geaed33698e35 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : mb_find_extent+0x3dc/0x4a8 lr : mb_find_extent+0x3dc/0x4a8 sp : ffff80000ff5af20 x29: ffff80000ff5af70 x28: ffff80000ff5aff8 x27: ffff80000ff5b0c8 x26: 0000000000000029 x25: 000000000000000c x24: 0000000000000000 x23: 000000000000002c x22: 000000000000002c x21: 0000000000000200 x20: 0000000000008000 x19: ffff0001154fd000 x18: ffff80000bf9e9bc x17: 0000000000000000 x16: 0000000000000001 x15: 0000000000000000 x14: 0000000000000002 x13: 0000000000000001 x12: 0000000000040000 x11: 000000000003ffff x10: ffff800016ca8000 x9 : ffff8000087dcadc x8 : 0000000000040000 x7 : ffff8000087d9c9c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80000ff5aff8 x2 : 0000000000000200 x1 : 000000000000002c x0 : 0000000000000029 Call trace: mb_find_extent+0x3dc/0x4a8 ext4_mb_complex_scan_group+0xf0/0x570 ext4_mb_regular_allocator+0xb44/0x1654 ext4_mb_new_blocks+0x5f8/0x1f80 ext4_ext_map_blocks+0xb44/0x2b34 ext4_map_blocks+0x48c/0xaa0 ext4_getblk+0xc8/0x438 ext4_bread+0x3c/0x164 ext4_quota_write+0x120/0x31c get_free_dqblk+0x108/0x1d0 do_insert_tree+0xdc/0x8b8 do_insert_tree+0x2a0/0x8b8 do_insert_tree+0x2a0/0x8b8 qtree_write_dquot+0x188/0x204 v2_write_dquot+0x70/0xb0 dquot_acquire+0x158/0x23c ext4_acquire_dquot+0xd8/0x120 dqget+0x458/0x5cc __dquot_initialize+0x1b0/0x584 dquot_initialize+0x24/0x34 ext4_process_orphan+0x34/0x16c ext4_orphan_cleanup+0x57c/0x8e0 ext4_fill_super+0x2b0c/0x2ea8 get_tree_bdev+0x1e8/0x2a0 ext4_get_tree+0x28/0x38 vfs_get_tree+0x40/0x140 do_new_mount+0x1dc/0x4e4 path_mount+0x348/0x86c __arm64_sys_mount+0x2c4/0x3c4 invoke_syscall+0x64/0x178 el0_svc_common+0xbc/0x180 do_el0_svc+0x48/0x110 el0_svc+0x58/0x14c el0t_64_sync_handler+0x84/0xf0 el0t_64_sync+0x190/0x194 irq event stamp: 3446 hardirqs last enabled at (3445): [<ffff80000816355c>] finish_lock_switch+0x94/0xe4 hardirqs last disabled at (3446): [<ffff80000bf52ac4>] el1_dbg+0x24/0x80 softirqs last enabled at (3442): [<ffff80000801054c>] _stext+0x54c/0x5e4 softirqs last disabled at (3053): [<ffff8000080179e0>] ____do_softirq+0x14/0x20 ---[ end trace 0000000000000000 ]--- EXT4-fs error (device loop0): mb_find_extent:1874: group 0, corruption or bug in mb_find_extent block=43, order=0 needed=512 ex=0/0/44@0 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5458 at fs/ext4/mballoc.c:2308 ext4_mb_complex_scan_group+0x540/0x570 Modules linked in: CPU: 1 PID: 5458 Comm: syz-executor.0 Tainted: G W 6.2.0-rc7-syzkaller-17891-geaed33698e35 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_mb_complex_scan_group+0x540/0x570 lr : ext4_mb_complex_scan_group+0x540/0x570 sp : ffff80000ff5afd0 x29: ffff80000ff5b020 x28: 0000000000000000 x27: ffff80000ff5b0c8 x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000 x23: 0000000000000029 x22: 0000000000000029 x21: ffff0001134ba000 x20: 0000000000000000 x19: ffff0000cad76000 x18: ffff80000bf9e9bc x17: 3231353d64656465 x16: ffff0001113e2510 x15: ffff80000dbc2118 x14: ffff0001113e1a00 x13: 00000000ffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800016ca8000 x9 : ffff8000087dc430 x8 : 0000000000040000 x7 : ffff80000815a86c x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : 0000000000000000 x0 : 0000000000000001 Call trace: ext4_mb_complex_scan_group+0x540/0x570 ext4_mb_regular_allocator+0xb44/0x1654 ext4_mb_new_blocks+0x5f8/0x1f80 ext4_ext_map_blocks+0xb44/0x2b34 ext4_map_blocks+0x48c/0xaa0 ext4_getblk+0xc8/0x438 ext4_bread+0x3c/0x164 ext4_quota_write+0x120/0x31c get_free_dqblk+0x108/0x1d0 do_insert_tree+0xdc/0x8b8 do_insert_tree+0x2a0/0x8b8 do_insert_tree+0x2a0/0x8b8 qtree_write_dquot+0x188/0x204 v2_write_dquot+0x70/0xb0 dquot_acquire+0x158/0x23c ext4_acquire_dquot+0xd8/0x120 dqget+0x458/0x5cc __dquot_initialize+0x1b0/0x584 dquot_initialize+0x24/0x34 ext4_process_orphan+0x34/0x16c ext4_orphan_cleanup+0x57c/0x8e0 ext4_fill_super+0x2b0c/0x2ea8 get_tree_bdev+0x1e8/0x2a0 ext4_get_tree+0x28/0x38 vfs_get_tree+0x40/0x140 do_new_mount+0x1dc/0x4e4 path_mount+0x348/0x86c __arm64_sys_mount+0x2c4/0x3c4 invoke_syscall+0x64/0x178 el0_svc_common+0xbc/0x180 do_el0_svc+0x48/0x110 el0_svc+0x58/0x14c el0t_64_sync_handler+0x84/0xf0 el0t_64_sync+0x190/0x194 irq event stamp: 3846 hardirqs last enabled at (3845): [<ffff80000812ef18>] queue_work_on+0xac/0x11c hardirqs last disabled at (3846): [<ffff80000bf52ac4>] el1_dbg+0x24/0x80 softirqs last enabled at (3838): [<ffff80000801054c>] _stext+0x54c/0x5e4 softirqs last disabled at (3683): [<ffff8000080179e0>] ____do_softirq+0x14/0x20 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5458 at fs/ext4/mballoc.c:1869 mb_find_extent+0x3dc/0x4a8 Modules linked in: CPU: 1 PID: 5458 Comm: syz-executor.0 Tainted: G W 6.2.0-rc7-syzkaller-17891-geaed33698e35 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : mb_find_extent+0x3dc/0x4a8 lr : mb_find_extent+0x3dc/0x4a8 sp : ffff80000ff5af20 x29: ffff80000ff5af70 x28: ffff80000ff5aff8 x27: ffff80000ff5b0c8 x26: 0000000000000029 x25: 000000000000000c x24: 0000000000000000 x23: 000000000000002c x22: 000000000000002c x21: 0000000000000200 x20: 0000000000008000 x19: ffff0001154fd000 x18: ffff80000bf9e9bc x17: 0000000000000000 x16: 0000000000000001 x15: 0000000000000000 x14: 0000000000000002 x13: 0000000000000001 x12: 0000000000040000 x11: 000000000003ffff x10: ffff800016ca8000 x9 : ffff8000087dcadc x8 : 0000000000040000 x7 : ffff8000087d9c9c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80000ff5aff8 x2 : 0000000000000200 x1 : 000000000000002c x0 : 0000000000000029 Call trace: mb_find_extent+0x3dc/0x4a8 ext4_mb_complex_scan_group+0xf0/0x570 ext4_mb_regular_allocator+0xb44/0x1654 ext4_mb_new_blocks+0x5f8/0x1f80 ext4_ext_map_blocks+0xb44/0x2b34 ext4_map_blocks+0x48c/0xaa0 ext4_getblk+0xc8/0x438 ext4_bread+0x3c/0x164 ext4_quota_write+0x120/0x31c get_free_dqblk+0x108/0x1d0 do_insert_tree+0xdc/0x8b8 do_insert_tree+0x2a0/0x8b8 do_insert_tree+0x2a0/0x8b8 qtree_write_dquot+0x188/0x204 v2_write_dquot+0x70/0xb0 dquot_acquire+0x158/0x23c ext4_acquire_dquot+0xd8/0x120 dqget+0x458/0x5cc __dquot_initialize+0x1b0/0x584 dquot_initialize+0x24/0x34 ext4_process_orphan+0x34/0x16c ext4_orphan_cleanup+0x57c/0x8e0 ext4_fill_super+0x2b0c/0x2ea8 get_tree_bdev+0x1e8/0x2a0 ext4_get_tree+0x28/0x38 vfs_get_tree+0x40/0x140 do_new_mount+0x1dc/0x4e4 path_mount+0x348/0x86c __arm64_sys_mount+0x2c4/0x3c4 invoke_syscall+0x64/0x178 el0_svc_common+0xbc/0x180 do_el0_svc+0x48/0x110 el0_svc+0x58/0x14c el0t_64_sync_handler+0x84/0xf0 el0t_64_sync+0x190/0x194 irq event stamp: 3852 hardirqs last enabled at (3851): [<ffff80000816355c>] finish_lock_switch+0x94/0xe4 hardirqs last disabled at (3852): [<ffff80000bf52ac4>] el1_dbg+0x24/0x80 softirqs last enabled at (3838): [<ffff80000801054c>] _stext+0x54c/0x5e4 softirqs last disabled at (3683): [<ffff8000080179e0>] ____do_softirq+0x14/0x20 ---[ end trace 0000000000000000 ]--- EXT4-fs error (device loop0): mb_find_extent:1874: group 0, corruption or bug in mb_find_extent block=43, order=0 needed=512 ex=0/0/44@0 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5458 at fs/ext4/mballoc.c:2308 ext4_mb_complex_scan_group+0x540/0x570 Modules linked in: CPU: 1 PID: 5458 Comm: syz-executor.0 Tainted: G W 6.2.0-rc7-syzkaller-17891-geaed33698e35 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ext4_mb_complex_scan_group+0x540/0x570 lr : ext4_mb_complex_scan_group+0x540/0x570 sp : ffff80000ff5afd0 x29: ffff80000ff5b020 x28: 0000000000000000 x27: ffff80000ff5b0c8 x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000 x23: 0000000000000029 x22: 0000000000000029 x21: ffff0001134ba000 x20: 0000000000000000 x19: ffff0000cad76000 x18: 0000000000000000 x17: 000000000000ba7e x16: 00000000000001a2 x15: 0000000000000000 x14: 0000000000000008 x13: 0000000000000010 x12: 0000000000040000 x11: 000000000003ffff x10: ffff800016ca8000 x9 : ffff8000087dc430 x8 : 0000000000040000 x7 : ffff80000818b9f0 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : 0000000000000000 x0 : 0000000000000001 Call trace: ext4_mb_complex_scan_group+0x540/0x570 ext4_mb_regular_allocator+0xb44/0x1654 ext4_mb_new_blocks+0x5f8/0x1f80 ext4_ext_map_blocks+0xb44/0x2b34 ext4_map_blocks+0x48c/0xaa0 ext4_getblk+0xc8/0x438 ext4_bread+0x3c/0x164 ext4_quota_write+0x120/0x31c get_free_dqblk+0x108/0x1d0 do_insert_tree+0xdc/0x8b8 do_insert_tree+0x2a0/0x8b8 do_insert_tree+0x2a0/0x8b8 qtree_write_dquot+0x188/0x204 v2_write_dquot+0x70/0xb0 dquot_acquire+0x158/0x23c ext4_acquire_dquot+0xd8/0x120 dqget+0x458/0x5cc __dquot_initialize+0x1b0/0x584 dquot_initialize+0x24/0x34 ext4_process_orphan+0x34/0x16c ext4_orphan_cleanup+0x57c/0x8e0 ext4_fill_super+0x2b0c/0x2ea8 get_tree_bdev+0x1e8/0x2a0 ext4_get_tree+0x28/0x38 vfs_get_tree+0x40/0x140 do_new_mount+0x1dc/0x4e4 path_mount+0x348/0x86c __arm64_sys_mount+0x2c4/0x3c4 invoke_syscall+0x64/0x178 el0_svc_common+0xbc/0x180 do_el0_svc+0x48/0x110 el0_svc+0x58/0x14c el0t_64_sync_handler+0x84/0xf0 el0t_64_sync+0x190/0x194 irq event stamp: 4052 hardirqs last enabled at (4051): [<ffff80000812ef18>] queue_work_on+0xac/0x11c hardirqs last disabled at (4052): [<ffff80000bf52ac4>] el1_dbg+0x24/0x80 softirqs last enabled at (4030): [<ffff80000801054c>] _stext+0x54c/0x5e4 softirqs last disabled at (3857): [<ffff8000080179e0>] ____do_softirq+0x14/0x20 ---[ end trace 0000000000000000 ]--- Quota error (device loop0): write_blk: dquota write failed Quota error (device loop0): qtree_write_dquot: Error -28 occurred while creating quota EXT4-fs error (device loop0): mb_free_blocks:1780: group 0, inode 16: block 38:freeing already freed block (bit 38); block bitmap corrupt. EXT4-fs (loop0): 1 truncate cleaned up EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: writeback.