------------[ cut here ]------------ kernel BUG at fs/ext4/extents_status.c:202! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 9228 Comm: syz-executor.4 Not tainted 5.4.210-syzkaller-00004-gff63a5f5cdf6 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 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+0x3dc/0x530 fs/ext4/extents_status.c:888 Code: d6 ff e9 e7 fe ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c 09 ff ff ff 4c 89 ef e8 fe 7c d6 ff e9 fc fe ff ff e8 f4 0a aa ff <0f> 0b 65 8b 1d 43 a5 4b 7e 89 d8 c1 e8 06 48 8d 3c c5 20 95 06 86 RSP: 0000:ffff8881e0937598 EFLAGS: 00010287 RAX: ffffffff81b68dec RBX: 0000000000000001 RCX: 0000000000040000 RDX: ffffc90002757000 RSI: 0000000000006887 RDI: 0000000000006888 RBP: 0000000000000001 R08: ffffffff81b68bc8 R09: ffffed103c126eac R10: ffffed103c126eac R11: 1ffff1103c126eab R12: ffff8881a711e9a0 R13: ffff8881a711e9bc R14: 1ffff11034e23d37 R15: 0000000000000000 FS: 00007f46ad7da700(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2ee22000 CR3: 00000001db1eb000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_cache_extents fs/ext4/extents.c:552 [inline] ext4_find_extent+0x531/0xdc0 fs/ext4/extents.c:948 ext4_ext_map_blocks+0x1b6/0x3be0 fs/ext4/extents.c:4326 ext4_map_blocks+0x329/0x1a30 fs/ext4/inode.c:582 ext4_getblk+0xb6/0x460 fs/ext4/inode.c:993 ext4_bread+0x48/0x320 fs/ext4/inode.c:1043 ext4_quota_read+0x199/0x290 fs/ext4/super.c:6156 v2_read_header fs/quota/quota_v2.c:64 [inline] v2_check_quota_file+0x9e/0x240 fs/quota/quota_v2.c:83 vfs_load_quota_inode+0x66b/0xaa0 fs/quota/dquot.c:2381 ext4_quota_enable fs/ext4/super.c:6036 [inline] ext4_enable_quotas+0x277/0x8a0 fs/ext4/super.c:6062 ext4_fill_super+0x804a/0x88c0 fs/ext4/super.c:4707 mount_bdev+0x22d/0x340 fs/super.c:1417 legacy_get_tree+0xde/0x170 fs/fs_context.c:647 vfs_get_tree+0x85/0x260 fs/super.c:1547 do_new_mount+0x23a/0x500 fs/namespace.c:2843 do_mount+0x5e2/0xcd0 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+0xcb/0x1c0 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f46ae667ada Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f46ad7d9f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f46ae667ada RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f46ad7d9fe0 RBP: 00007f46ad7da020 R08: 00007f46ad7da020 R09: 0000000020000000 R10: 0000000000000010 R11: 0000000000000202 R12: 0000000020000000 R13: 0000000020000100 R14: 00007f46ad7d9fe0 R15: 00000000200117e0 Modules linked in: ---[ end trace 95f2ac9d78c3f3d0 ]--- 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+0x3dc/0x530 fs/ext4/extents_status.c:888 Code: d6 ff e9 e7 fe ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c 09 ff ff ff 4c 89 ef e8 fe 7c d6 ff e9 fc fe ff ff e8 f4 0a aa ff <0f> 0b 65 8b 1d 43 a5 4b 7e 89 d8 c1 e8 06 48 8d 3c c5 20 95 06 86 RSP: 0000:ffff8881e0937598 EFLAGS: 00010287 RAX: ffffffff81b68dec RBX: 0000000000000001 RCX: 0000000000040000 RDX: ffffc90002757000 RSI: 0000000000006887 RDI: 0000000000006888 RBP: 0000000000000001 R08: ffffffff81b68bc8 R09: ffffed103c126eac R10: ffffed103c126eac R11: 1ffff1103c126eab R12: ffff8881a711e9a0 R13: ffff8881a711e9bc R14: 1ffff11034e23d37 R15: 0000000000000000 FS: 00007f46ad7da700(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2ee22000 CR3: 00000001db1eb000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400