------------[ cut here ]------------ kernel BUG at fs/buffer.c:1514! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 27280 Comm: syz-executor.5 Not tainted 5.15.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:block_invalidatepage+0x539/0x640 fs/buffer.c:1514 Code: ff ff e8 5a ec 9c ff b9 02 00 00 00 be 02 00 00 00 48 89 ef 48 c7 c2 e0 b2 36 89 e8 71 90 5d 07 e9 48 fe ff ff e8 37 ec 9c ff <0f> 0b e8 30 ec 9c ff 0f 0b e8 29 ec 9c ff 48 83 eb 01 e9 7b fb ff RSP: 0018:ffffc900168df770 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888018239c80 RSI: ffffffff81d91f39 RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000001000 R09: 0000000000000001 R10: ffffffff81d91bb9 R11: 0000000000000000 R12: ffffea0002398000 R13: 0000000000200000 R14: 0000000000200000 R15: 0000000000200000 FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00000000f6fe35dc CR3: 00000000730f5000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_invalidatepage mm/truncate.c:157 [inline] truncate_cleanup_page+0x393/0x560 mm/truncate.c:176 truncate_inode_pages_range+0x26c/0x1010 mm/truncate.c:325 kill_bdev block/bdev.c:77 [inline] blkdev_flush_mapping+0x18f/0x3c0 block/bdev.c:658 blkdev_put_whole block/bdev.c:689 [inline] blkdev_put+0x7fb/0x9e0 block/bdev.c:953 blkdev_close+0x8d/0xb0 block/fops.c:460 __fput+0x288/0x9f0 fs/file_table.c:280 task_work_run+0xdd/0x1a0 kernel/task_work.c:164 exit_task_work include/linux/task_work.h:32 [inline] do_exit+0xbae/0x2a30 kernel/exit.c:825 do_group_exit+0x125/0x310 kernel/exit.c:922 get_signal+0x47f/0x2160 kernel/signal.c:2868 arch_do_signal_or_restart+0x2a9/0x1c40 arch/x86/kernel/signal.c:865 handle_signal_work kernel/entry/common.c:148 [inline] exit_to_user_mode_loop kernel/entry/common.c:172 [inline] exit_to_user_mode_prepare+0x17d/0x290 kernel/entry/common.c:207 irqentry_exit_to_user_mode+0x5/0x40 kernel/entry/common.c:313 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0023:0xf6f3199f Code: Unable to access opcode bytes at RIP 0xf6f31975. RSP: 002b:00000000f75a2ab0 EFLAGS: 00000286 RAX: 00000000a0b8106e RBX: 0000000083a22fea RCX: 0000000083a2ac7e RDX: 0000000083a22fe1 RSI: 0000000083a22fea RDI: 00000000ffffffff RBP: 0000000000005ea0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: ---[ end trace a31ec3333c4b3cda ]--- RIP: 0010:block_invalidatepage+0x539/0x640 fs/buffer.c:1514 Code: ff ff e8 5a ec 9c ff b9 02 00 00 00 be 02 00 00 00 48 89 ef 48 c7 c2 e0 b2 36 89 e8 71 90 5d 07 e9 48 fe ff ff e8 37 ec 9c ff <0f> 0b e8 30 ec 9c ff 0f 0b e8 29 ec 9c ff 48 83 eb 01 e9 7b fb ff RSP: 0018:ffffc900168df770 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888018239c80 RSI: ffffffff81d91f39 RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000001000 R09: 0000000000000001 R10: ffffffff81d91bb9 R11: 0000000000000000 R12: ffffea0002398000 R13: 0000000000200000 R14: 0000000000200000 R15: 0000000000200000 FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00007f62a2b31000 CR3: 000000001da3d000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400