loop0: detected capacity change from 0 to 32768 ======================================================= WARNING: The mand mount option has been deprecated and and is ignored by this kernel. Remove the mand option from the mount to silence this warning. ======================================================= ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. (syz.0.0,5318,0):ocfs2_dio_end_io:2398 ERROR: Direct IO failed, bytes = -28 (syz.0.0,5318,0):__ocfs2_journal_access:727 ERROR: Error -30 getting 1 access to buffer! (syz.0.0,5318,0):ocfs2_rotate_subtree_left:2749 ERROR: status = -30 (syz.0.0,5318,0):__ocfs2_rotate_tree_left:3000 ERROR: status = -30 (syz.0.0,5318,0):ocfs2_rotate_tree_left:3240 ERROR: status = -30 (syz.0.0,5318,0):ocfs2_try_to_merge_extent:3829 ERROR: status = -30 (syz.0.0,5318,0):__ocfs2_journal_access:727 ERROR: Error -30 getting 1 access to buffer! (syz.0.0,5318,0):ocfs2_write_end_nolock:1942 ERROR: status = -30 (syz.0.0,5318,0):ocfs2_commit_trans:404 ERROR: status = -5 ------------[ cut here ]------------ kernel BUG at fs/ocfs2/mmap.c:107! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted 6.16.0-rc3-syzkaller-00042-g78f4e737a53e #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:__ocfs2_page_mkwrite fs/ocfs2/mmap.c:107 [inline] RIP: 0010:ocfs2_page_mkwrite+0xc37/0xc40 fs/ocfs2/mmap.c:144 Code: 07 e8 ed 87 1f fe eb 0d 48 ff cb e8 e3 87 1f fe 48 89 5c 24 08 49 be 00 00 00 00 00 fc ff df e9 cb f4 ff ff e8 ca 87 1f fe 90 <0f> 0b cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc9000d5be980 EFLAGS: 00010287 RAX: ffffffff83a0c556 RBX: 00000000ffffffe2 RCX: 0000000000100000 RDX: ffffc9000e1a2000 RSI: 0000000000051973 RDI: 0000000000051974 RBP: ffffc9000d5beb20 R08: ffffffff8fa10bf7 R09: 1ffffffff1f4217e R10: dffffc0000000000 R11: fffffbfff1f4217f R12: ffffea0001528700 R13: 0000000000000100 R14: 0000000000000000 R15: 0000000000001000 FS: 00007fba393206c0(0000) GS:ffff88808d251000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fba3499b000 CR3: 0000000044186000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_page_mkwrite+0x14d/0x310 mm/memory.c:3378 do_shared_fault mm/memory.c:5666 [inline] do_fault mm/memory.c:5728 [inline] do_pte_missing mm/memory.c:4251 [inline] handle_pte_fault mm/memory.c:6069 [inline] __handle_mm_fault+0x1a60/0x5620 mm/memory.c:6212 handle_mm_fault+0x40a/0x8e0 mm/memory.c:6381 faultin_page mm/gup.c:1186 [inline] __get_user_pages+0x1af4/0x30b0 mm/gup.c:1488 __get_user_pages_locked mm/gup.c:1818 [inline] __gup_longterm_locked+0x105d/0x15b0 mm/gup.c:2512 gup_fast_fallback+0x1cd4/0x2260 mm/gup.c:3363 iov_iter_extract_user_pages lib/iov_iter.c:1846 [inline] iov_iter_extract_pages+0x35a/0x5e0 lib/iov_iter.c:1909 dio_refill_pages fs/direct-io.c:172 [inline] dio_get_page fs/direct-io.c:213 [inline] do_direct_IO fs/direct-io.c:915 [inline] __blockdev_direct_IO+0x114f/0x33d0 fs/direct-io.c:1243 ocfs2_direct_IO+0x25f/0x2d0 fs/ocfs2/aops.c:2438 generic_file_read_iter+0x31c/0x510 mm/filemap.c:2880 ocfs2_file_read_iter+0x3fa/0xa80 fs/ocfs2/file.c:2589 aio_read+0x311/0x470 fs/aio.c:1603 __io_submit_one fs/aio.c:-1 [inline] io_submit_one+0x768/0x1310 fs/aio.c:2053 __do_sys_io_submit fs/aio.c:2112 [inline] __se_sys_io_submit+0x185/0x2f0 fs/aio.c:2082 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fba3858e929 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:00007fba39320038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 RAX: ffffffffffffffda RBX: 00007fba387b5fa0 RCX: 00007fba3858e929 RDX: 0000200000001d00 RSI: 000000001ffffff0 RDI: 00007fba3499b000 RBP: 00007fba38610b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fba387b5fa0 R15: 00007ffec4f356b8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__ocfs2_page_mkwrite fs/ocfs2/mmap.c:107 [inline] RIP: 0010:ocfs2_page_mkwrite+0xc37/0xc40 fs/ocfs2/mmap.c:144 Code: 07 e8 ed 87 1f fe eb 0d 48 ff cb e8 e3 87 1f fe 48 89 5c 24 08 49 be 00 00 00 00 00 fc ff df e9 cb f4 ff ff e8 ca 87 1f fe 90 <0f> 0b cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc9000d5be980 EFLAGS: 00010287 RAX: ffffffff83a0c556 RBX: 00000000ffffffe2 RCX: 0000000000100000 RDX: ffffc9000e1a2000 RSI: 0000000000051973 RDI: 0000000000051974 RBP: ffffc9000d5beb20 R08: ffffffff8fa10bf7 R09: 1ffffffff1f4217e R10: dffffc0000000000 R11: fffffbfff1f4217f R12: ffffea0001528700 R13: 0000000000000100 R14: 0000000000000000 R15: 0000000000001000 FS: 00007fba393206c0(0000) GS:ffff88808d251000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fba3499b000 CR3: 0000000044186000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400