------------[ cut here ]------------ kernel BUG at fs/ext4/extents_status.c:202! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 10453 Comm: syz-executor.0 Not tainted 5.4.233-syzkaller-00022-gcf4e000017b8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 RIP: 0010:ext4_es_end fs/ext4/extents_status.c:202 [inline] RIP: 0010:__es_remove_extent+0x2064/0x2080 fs/ext4/extents_status.c:1371 Code: 00 e8 20 45 d5 ff e9 65 f8 ff ff e8 36 c1 a7 ff 0f 0b e8 2f c1 a7 ff 0f 0b e8 28 c1 a7 ff 0f 0b e8 c1 9e 7f ff e8 1c c1 a7 ff <0f> 0b e8 15 c1 a7 ff 0f 0b e8 0e c1 a7 ff 0f 0b e8 07 c1 a7 ff 0f RSP: 0000:ffff8881de4c6ee0 EFLAGS: 00010283 RAX: ffffffff81bb7d44 RBX: 00000000ffffffff RCX: 0000000000040000 RDX: ffffc90000d4a000 RSI: 000000000000637e RDI: 000000000000637f RBP: ffff8881de4c7150 R08: ffffffff81bb6d49 R09: 0000000000000016 R10: ffffffff84600000 R11: dffffc0000000000 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007f29e9b6e700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd2d62bce9b CR3: 00000001e5546000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_es_insert_extent+0x28c/0x2c30 fs/ext4/extents_status.c:839 ext4_map_blocks+0x659/0x1c40 fs/ext4/inode.c:608 ext4_getblk+0x112/0x540 fs/ext4/inode.c:995 ext4_bread+0x89/0x390 fs/ext4/inode.c:1045 ext4_quota_read+0x192/0x280 fs/ext4/super.c:6181 v2_read_header fs/quota/quota_v2.c:64 [inline] v2_check_quota_file+0xf0/0x2c0 fs/quota/quota_v2.c:83 dquot_load_quota_sb+0x4f4/0xb40 fs/quota/dquot.c:2397 vfs_load_quota_inode+0x3c0/0x580 fs/quota/dquot.c:2440 ext4_quota_enable fs/ext4/super.c:6060 [inline] ext4_enable_quotas+0x5a8/0x940 fs/ext4/super.c:6086 ext4_fill_super+0x84a1/0x8d40 fs/ext4/super.c:4710 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 4d06d5fcf162336b ]--- RIP: 0010:ext4_es_end fs/ext4/extents_status.c:202 [inline] RIP: 0010:__es_remove_extent+0x2064/0x2080 fs/ext4/extents_status.c:1371 Code: 00 e8 20 45 d5 ff e9 65 f8 ff ff e8 36 c1 a7 ff 0f 0b e8 2f c1 a7 ff 0f 0b e8 28 c1 a7 ff 0f 0b e8 c1 9e 7f ff e8 1c c1 a7 ff <0f> 0b e8 15 c1 a7 ff 0f 0b e8 0e c1 a7 ff 0f 0b e8 07 c1 a7 ff 0f RSP: 0000:ffff8881de4c6ee0 EFLAGS: 00010283 RAX: ffffffff81bb7d44 RBX: 00000000ffffffff RCX: 0000000000040000 RDX: ffffc90000d4a000 RSI: 000000000000637e RDI: 000000000000637f RBP: ffff8881de4c7150 R08: ffffffff81bb6d49 R09: 0000000000000016 R10: ffffffff84600000 R11: dffffc0000000000 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007f29e9b6e700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd2d62bce9b CR3: 00000001e5546000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400