------------[ cut here ]------------ WARNING: CPU: 1 PID: 4309 at fs/buffer.c:1081 mark_buffer_dirty+0x474/0x7c4 fs/buffer.c:1081 Modules linked in: CPU: 1 PID: 4309 Comm: syz-executor221 Not tainted 6.1.19-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : mark_buffer_dirty+0x474/0x7c4 fs/buffer.c:1081 lr : mark_buffer_dirty+0x474/0x7c4 fs/buffer.c:1081 sp : ffff80001dc36950 x29: ffff80001dc36950 x28: ffff0000de42e200 x27: ffff0000dee45a00 x26: ffff0000dd688008 x25: ffff0000d9004018 x24: ffff0000dfc5c9f8 x23: ffff0000dfc5c658 x22: ffff0000d9004160 x21: ffff0000dd688018 x20: 0000000000000010 x19: ffff0000dfc5c9f8 x18: 0000000000000150 x17: ffff80001572d000 x16: ffff8000121a2440 x15: 0000000000000000 x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000001 x11: ff80800008b3b9e0 x10: 0000000000000000 x9 : ffff800008b3b9e0 x8 : ffff0000ccfdb680 x7 : 0000000000000000 x6 : 0000000000000000 x5 : ffff0000dee45c00 x4 : ffff0000de42e400 x3 : ffff800008b3b59c x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: mark_buffer_dirty+0x474/0x7c4 fs/buffer.c:1081 bfs_move_block fs/bfs/file.c:43 [inline] bfs_move_blocks fs/bfs/file.c:56 [inline] bfs_get_block+0x6f4/0x9b4 fs/bfs/file.c:125 __block_write_begin_int+0x340/0x13b4 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x98/0x11c fs/buffer.c:2102 bfs_write_begin+0x48/0xec fs/bfs/file.c:177 generic_perform_write+0x278/0x55c mm/filemap.c:3754 __generic_file_write_iter+0x168/0x388 mm/filemap.c:3882 generic_file_write_iter+0xb8/0x2b4 mm/filemap.c:3914 __kernel_write_iter+0x264/0x5f8 fs/read_write.c:517 __kernel_write+0x11c/0x174 fs/read_write.c:537 __dump_emit fs/coredump.c:804 [inline] dump_emit+0x248/0x358 fs/coredump.c:841 elf_core_dump+0x2918/0x3714 fs/binfmt_elf.c:2291 do_coredump+0x14a0/0x2234 fs/coredump.c:755 get_signal+0xfd8/0x158c kernel/signal.c:2844 do_signal arch/arm64/kernel/signal.c:1076 [inline] do_notify_resume+0x314/0x3470 arch/arm64/kernel/signal.c:1129 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_da+0xb8/0x184 arch/arm64/kernel/entry-common.c:516 el0t_64_sync_handler+0xcc/0xf0 arch/arm64/kernel/entry-common.c:658 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581 irq event stamp: 882 hardirqs last enabled at (881): [] bh_lru_install fs/buffer.c:1258 [inline] hardirqs last enabled at (881): [] __find_get_block+0xcd0/0xeec fs/buffer.c:1309 hardirqs last disabled at (882): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (350): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (348): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]---