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kernel BUG at fs/ext4/inode.c:2766!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 695 Comm: syz-executor211 Not tainted 5.10.209-syzkaller-00039-g8d3bb9cb3b7d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:ext4_writepages+0x3bdf/0x3c00 fs/ext4/inode.c:2765
Code: 73 8c ff 31 ff 89 de e8 7f 73 8c ff 45 84 f6 75 27 e8 e5 70 8c ff 49 be 00 00 00 00 00 fc ff df e9 0e f7 ff ff e8 d1 70 8c ff <0f> 0b e8 ca 70 8c ff e8 41 47 22 ff eb 9b e8 be 70 8c ff e8 35 47
RSP: 0018:ffffc90001b97280 EFLAGS: 00010293
RAX: ffffffff81de380f RBX: 0000008000000000 RCX: ffff88811ebe8000
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90001b97670 R08: ffffffff81de0283 R09: ffffed1023954d55
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffc90001b977e0 R14: 0000009410000000 R15: ffffc90001b97540
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f39234c0d58 CR3: 000000011965e000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_writepages+0x12e/0x270 mm/page-writeback.c:2358
 __filemap_fdatawrite_range+0x33c/0x3f0 mm/filemap.c:427
 __filemap_fdatawrite mm/filemap.c:435 [inline]
 filemap_flush+0x23/0x30 mm/filemap.c:462
 ext4_alloc_da_blocks+0x77/0x1a0 fs/ext4/inode.c:3238
 ext4_release_file+0x84/0x310 fs/ext4/file.c:144
 __fput+0x309/0x760 fs/file_table.c:281
 ____fput+0x15/0x20 fs/file_table.c:314
 task_work_run+0x129/0x190 kernel/task_work.c:164
 exit_task_work include/linux/task_work.h:32 [inline]
 do_exit+0xc83/0x2a50 kernel/exit.c:861
 do_group_exit+0x141/0x310 kernel/exit.c:983
 get_signal+0x10a0/0x1410 kernel/signal.c:2782
 arch_do_signal_or_restart+0xbd/0x17c0 arch/x86/kernel/signal.c:805
 handle_signal_work kernel/entry/common.c:145 [inline]
 exit_to_user_mode_loop+0x9b/0xd0 kernel/entry/common.c:169
 exit_to_user_mode_prepare kernel/entry/common.c:199 [inline]
 syscall_exit_to_user_mode+0xc5/0x1d0 kernel/entry/common.c:274
 do_syscall_64+0x40/0x70 arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7f3923524e09
Code: Unable to access opcode bytes at RIP 0x7f3923524ddf.
RSP: 002b:00007f39234c0218 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: fffffffffffffff7 RBX: 00007f39235ad718 RCX: 00007f3923524e09
RDX: 0000000020000280 RSI: 0000000000005417 RDI: 00000000ffffffff
RBP: 00007f39235ad710 R08: 00007ffd33b61e57 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f392357982c
R13: 00007f39235790c0 R14: 0000000020000fc0 R15: 0030656c69662f2e
Modules linked in:
---[ end trace 366574ced66a5fc8 ]---
RIP: 0010:ext4_writepages+0x3bdf/0x3c00 fs/ext4/inode.c:2765
Code: 73 8c ff 31 ff 89 de e8 7f 73 8c ff 45 84 f6 75 27 e8 e5 70 8c ff 49 be 00 00 00 00 00 fc ff df e9 0e f7 ff ff e8 d1 70 8c ff <0f> 0b e8 ca 70 8c ff e8 41 47 22 ff eb 9b e8 be 70 8c ff e8 35 47
RSP: 0018:ffffc90001b97280 EFLAGS: 00010293
RAX: ffffffff81de380f RBX: 0000008000000000 RCX: ffff88811ebe8000
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90001b97670 R08: ffffffff81de0283 R09: ffffed1023954d55
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffc90001b977e0 R14: 0000009410000000 R15: ffffc90001b97540
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f39234c0d58 CR3: 000000011f499000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400