NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 NILFS (loop0): discard dirty block: blocknr=18446744073709551615, size=1024 ------------[ cut here ]------------ kernel BUG at fs/buffer.c:2685! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 3633 Comm: syz-executor141 Not tainted 6.0.0-syzkaller-07994-ge8bc52cb8df8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 RIP: 0010:submit_bh_wbc+0x125/0x650 fs/buffer.c:2685 Code: c1 ea 03 80 3c 02 00 0f 85 3f 04 00 00 48 8b 2b 31 ff 48 c1 ed 08 83 e5 01 89 ee e8 d5 93 94 ff 40 84 ed 74 07 e8 4b 97 94 ff <0f> 0b e8 44 97 94 ff be 08 00 00 00 48 89 df e8 77 af e1 ff 48 89 RSP: 0018:ffffc90003f5f398 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88806fc28e80 RCX: 0000000000000000 RDX: ffff88801f9f1d80 RSI: ffffffff81e67fe5 RDI: 0000000000000001 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: ffff88806fc28e80 R15: 0000000000000000 FS: 0000555557531300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055d729914258 CR3: 000000001ec4b000 CR4: 0000000000350ef0 Call Trace: submit_bh fs/buffer.c:2724 [inline] block_read_full_folio+0x63e/0x9d0 fs/buffer.c:2340 do_mpage_readpage+0x39f/0x19e0 fs/mpage.c:304 mpage_read_folio+0xa5/0x140 fs/mpage.c:379 filemap_read_folio+0xdb/0x2c0 mm/filemap.c:2399 filemap_fault+0x1f47/0x2640 mm/filemap.c:3212 __do_fault+0x10d/0x610 mm/memory.c:4173 do_read_fault mm/memory.c:4524 [inline] do_fault mm/memory.c:4653 [inline] handle_pte_fault mm/memory.c:4917 [inline] __handle_mm_fault+0x2130/0x39b0 mm/memory.c:5059 handle_mm_fault+0x1c8/0x780 mm/memory.c:5157 faultin_page mm/gup.c:990 [inline] __get_user_pages+0x4f3/0xfd0 mm/gup.c:1219 populate_vma_page_range+0x23d/0x320 mm/gup.c:1576 __mm_populate+0x1ea/0x3d0 mm/gup.c:1689 mm_populate include/linux/mm.h:2663 [inline] vm_mmap_pgoff+0x1fd/0x270 mm/util.c:557 ksys_mmap_pgoff+0x41b/0x5a0 mm/mmap.c:1586 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f49d5970b89 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff05db1d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000009191 RCX: 00007f49d5970b89 RDX: 00000000027fffff RSI: 0000000000600000 RDI: 0000000020000000 RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000004002011 R11: 0000000000000246 R12: 00007fff05db1d3c R13: 00007fff05db1d70 R14: 00007fff05db1d50 R15: 000000000000000e Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:submit_bh_wbc+0x125/0x650 fs/buffer.c:2685 Code: c1 ea 03 80 3c 02 00 0f 85 3f 04 00 00 48 8b 2b 31 ff 48 c1 ed 08 83 e5 01 89 ee e8 d5 93 94 ff 40 84 ed 74 07 e8 4b 97 94 ff <0f> 0b e8 44 97 94 ff be 08 00 00 00 48 89 df e8 77 af e1 ff 48 89 RSP: 0018:ffffc90003f5f398 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88806fc28e80 RCX: 0000000000000000 RDX: ffff88801f9f1d80 RSI: ffffffff81e67fe5 RDI: 0000000000000001 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: ffff88806fc28e80 R15: 0000000000000000 FS: 0000555557531300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055d729914258 CR3: 000000001ec4b000 CR4: 0000000000350ef0