------------[ cut here ]------------ kernel BUG at fs/ext4/extents_status.c:202! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 7498 Comm: syz-executor.0 Tainted: G W 5.4.225-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 RIP: 0010:ext4_es_end fs/ext4/extents_status.c:202 [inline] RIP: 0010:__es_tree_search fs/ext4/extents_status.c:220 [inline] RIP: 0010:ext4_es_cache_extent+0x4c0/0x640 fs/ext4/extents_status.c:888 Code: d5 ff e9 fe fe ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 78 fe ff ff 4c 89 f7 e8 6a 29 d5 ff e9 6b fe ff ff e8 30 a8 a7 ff <0f> 0b 4c 89 7c 24 18 65 8b 1d da a4 46 7e 89 d8 c1 e8 06 48 8d 3c RSP: 0018:ffff8881cb30ef80 EFLAGS: 00010283 RAX: ffffffff81bb8e50 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc90004e0a000 RSI: 0000000000005a42 RDI: 0000000000005a43 RBP: ffff8881cb30f088 R08: ffffffff81bb8bbe R09: 0000000000000003 R10: ffffffffffffffff R11: dffffc0000000001 R12: 1ffff110388de7d8 R13: dffffc0000000000 R14: ffff8881c46f3ec4 R15: 0000000000000001 FS: 00007f46074c1700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3bc2d89000 CR3: 00000001cb111000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_cache_extents fs/ext4/extents.c:556 [inline] ext4_find_extent+0x4e1/0xda0 fs/ext4/extents.c:952 ext4_ext_map_blocks+0x289/0x7450 fs/ext4/extents.c:4330 ext4_map_blocks+0x3b1/0x1c40 fs/ext4/inode.c:582 ext4_getblk+0x112/0x540 fs/ext4/inode.c:993 ext4_bread+0x89/0x390 fs/ext4/inode.c:1043 ext4_quota_read+0x192/0x280 fs/ext4/super.c:6157 v2_read_header fs/quota/quota_v2.c:64 [inline] v2_check_quota_file+0xf0/0x2c0 fs/quota/quota_v2.c:83 vfs_load_quota_inode+0x687/0xa90 fs/quota/dquot.c:2381 ext4_quota_enable fs/ext4/super.c:6037 [inline] ext4_enable_quotas+0x459/0x8a0 fs/ext4/super.c:6063 ext4_fill_super+0x8478/0x8d10 fs/ext4/super.c:4708 mount_bdev+0x22e/0x340 fs/super.c:1417 legacy_get_tree+0xdf/0x170 fs/fs_context.c:647 vfs_get_tree+0x85/0x260 fs/super.c:1547 do_new_mount+0x292/0x570 fs/namespace.c:2843 do_mount+0x688/0xdd0 fs/namespace.c:3163 ksys_mount+0xc2/0xf0 fs/namespace.c:3372 __do_sys_mount fs/namespace.c:3386 [inline] __se_sys_mount fs/namespace.c:3383 [inline] __x64_sys_mount+0xb1/0xc0 fs/namespace.c:3383 do_syscall_64+0xca/0x1c0 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x5c/0xc1 Modules linked in: ---[ end trace 348a1e782b643e3f ]--- RIP: 0010:ext4_es_end fs/ext4/extents_status.c:202 [inline] RIP: 0010:__es_tree_search fs/ext4/extents_status.c:220 [inline] RIP: 0010:ext4_es_cache_extent+0x4c0/0x640 fs/ext4/extents_status.c:888 Code: d5 ff e9 fe fe ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 78 fe ff ff 4c 89 f7 e8 6a 29 d5 ff e9 6b fe ff ff e8 30 a8 a7 ff <0f> 0b 4c 89 7c 24 18 65 8b 1d da a4 46 7e 89 d8 c1 e8 06 48 8d 3c RSP: 0018:ffff8881cb30ef80 EFLAGS: 00010283 RAX: ffffffff81bb8e50 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc90004e0a000 RSI: 0000000000005a42 RDI: 0000000000005a43 RBP: ffff8881cb30f088 R08: ffffffff81bb8bbe R09: 0000000000000003 R10: ffffffffffffffff R11: dffffc0000000001 R12: 1ffff110388de7d8 R13: dffffc0000000000 R14: ffff8881c46f3ec4 R15: 0000000000000001 FS: 00007f46074c1700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3bc2d89000 CR3: 00000001cb111000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400