------------[ cut here ]------------ kernel BUG at fs/ext4/inline.c:1970! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 UID: 0 PID: 487 Comm: syz.2.16 Not tainted 6.14.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:ext4_inline_data_truncate+0xcdc/0xce0 fs/ext4/inline.c:1970 Code: ff e9 17 fd ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 44 fd ff ff e8 03 ce c1 ff e9 3a fd ff ff e8 29 b9 63 03 e8 d4 d8 68 ff <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 RSP: 0018:ffffc90000e07740 EFLAGS: 00010293 RAX: ffffffff823af7cc RBX: ffffc90000e077e0 RCX: ffff888118fae600 RDX: 0000000000000000 RSI: 00000000ffffffc3 RDI: 0000000000000000 RBP: ffffc90000e078d0 R08: ffffffff823af478 R09: 1ffff11023545e54 R10: ffffed1023545e55 R11: ffffed1023545e55 R12: ffffc90000e07840 R13: dffffc0000000000 R14: 0000000000000002 R15: 0000000000000000 FS: 0000555569680500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f822efe7f98 CR3: 0000000119c26000 CR4: 00000000003526b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_truncate+0x330/0xfc0 fs/ext4/inode.c:4173 ext4_evict_inode+0x9fb/0x1290 fs/ext4/inode.c:263 evict+0x4a7/0x930 fs/inode.c:796 iput_final fs/inode.c:1946 [inline] iput+0x5ff/0x920 fs/inode.c:1972 dentry_unlink_inode+0x389/0x460 fs/dcache.c:440 __dentry_kill+0x207/0x640 fs/dcache.c:643 dput+0x54/0xc0 fs/dcache.c:885 __fput+0x63f/0x9f0 fs/file_table.c:472 ____fput+0x1c/0x30 fs/file_table.c:492 task_work_run+0x252/0x2e0 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x8a/0x110 kernel/entry/common.c:218 do_syscall_64+0x5c/0x110 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f822e18cde9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd721efcd8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007f822e3a7ba0 RCX: 00007f822e18cde9 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007f822e3a7ba0 R08: 0000000000000000 R09: 00000009721effcf R10: 000000000003fd8c R11: 0000000000000246 R12: 000000000000dbba R13: 00007ffd721efdd0 R14: ffffffffffffffff R15: 00007ffd721efdf0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ext4_inline_data_truncate+0xcdc/0xce0 fs/ext4/inline.c:1970 Code: ff e9 17 fd ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 44 fd ff ff e8 03 ce c1 ff e9 3a fd ff ff e8 29 b9 63 03 e8 d4 d8 68 ff <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 RSP: 0018:ffffc90000e07740 EFLAGS: 00010293 RAX: ffffffff823af7cc RBX: ffffc90000e077e0 RCX: ffff888118fae600 RDX: 0000000000000000 RSI: 00000000ffffffc3 RDI: 0000000000000000 RBP: ffffc90000e078d0 R08: ffffffff823af478 R09: 1ffff11023545e54 R10: ffffed1023545e55 R11: ffffed1023545e55 R12: ffffc90000e07840 R13: dffffc0000000000 R14: 0000000000000002 R15: 0000000000000000 FS: 0000555569680500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f822efe7f98 CR3: 0000000119c26000 CR4: 00000000003526b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400