=======================================================
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.
loop0: detected capacity change from 32768 to 64
syz.0.0: attempt to access beyond end of device
loop0: rw=34817, sector=9680, nr_sectors = 32 limit=64
(syz.0.0,5327,0):ocfs2_dio_end_io:2424 ERROR: Direct IO failed, bytes = -5
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted 6.12.0-rc7-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
fail_dump lib/fault-inject.c:53 [inline]
should_fail_ex+0x3b0/0x4e0 lib/fault-inject.c:154
should_failslab+0xac/0x100 mm/failslab.c:46
slab_pre_alloc_hook mm/slub.c:4038 [inline]
slab_alloc_node mm/slub.c:4114 [inline]
__kmalloc_cache_noprof+0x6c/0x2c0 mm/slub.c:4290
kmalloc_noprof include/linux/slab.h:878 [inline]
ocfs2_extent_map_insert_rec+0x5a9/0xf80 fs/ocfs2/extent_map.c:249
ocfs2_et_extent_map_insert fs/ocfs2/alloc.c:512 [inline]
ocfs2_insert_extent+0x13d7/0x2270 fs/ocfs2/alloc.c:4761
ocfs2_add_clusters_in_btree+0x741/0x1370 fs/ocfs2/alloc.c:4849
ocfs2_add_inode_data+0xcf/0x120 fs/ocfs2/file.c:550
ocfs2_write_cluster fs/ocfs2/aops.c:1134 [inline]
ocfs2_write_cluster_by_desc+0x54c/0x20b0 fs/ocfs2/aops.c:1239
ocfs2_write_begin_nolock+0x3a2f/0x4ec0 fs/ocfs2/aops.c:1815
ocfs2_dio_wr_get_block+0xc3b/0x18d0 fs/ocfs2/aops.c:2237
get_more_blocks fs/direct-io.c:648 [inline]
do_direct_IO fs/direct-io.c:936 [inline]
__blockdev_direct_IO+0x1c8e/0x4890 fs/direct-io.c:1243
ocfs2_direct_IO+0x255/0x2c0 fs/ocfs2/aops.c:2464
generic_file_direct_write+0x17a/0x390 mm/filemap.c:3977
__generic_file_write_iter+0x126/0x230 mm/filemap.c:4141
ocfs2_file_write_iter+0x17b1/0x1f50 fs/ocfs2/file.c:2467
aio_write+0x56b/0x7c0 fs/aio.c:1633
io_submit_one+0x8a7/0x18a0 fs/aio.c:2052
__do_sys_io_submit fs/aio.c:2111 [inline]
__se_sys_io_submit+0x179/0x2f0 fs/aio.c:2081
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3654f7e719
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:00007f3655dca038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007f3655135f80 RCX: 00007f3654f7e719
RDX: 0000000020000540 RSI: 000000000000003b RDI: 00007f3655d80000
RBP: 00007f3655dca090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000000000 R14: 00007f3655135f80 R15: 00007ffcc157c518
(syz.0.0,5327,0):__ocfs2_journal_access:705 ERROR: Error -30 getting 1 access to buffer!
(syz.0.0,5327,0):ocfs2_write_end_nolock:1966 ERROR: status = -30
(syz.0.0,5327,0):ocfs2_commit_trans:382 ERROR: status = -5
------------[ cut here ]------------
kernel BUG at fs/ocfs2/aops.c:2278!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted 6.12.0-rc7-syzkaller #0
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_dio_wr_get_block+0x18bd/0x18d0 fs/ocfs2/aops.c:2278
Code: e2 8e 4c 89 f2 e8 23 3b 6f 01 e9 3a f6 ff ff e8 89 b4 40 08 e8 94 17 0e fe 90 0f 0b e8 8c 17 0e fe 90 0f 0b e8 84 17 0e fe 90 <0f> 0b e8 7c 17 0e fe 90 0f 0b 66 0f 1f 84 00 00 00 00 00 90 90 90
RSP: 0018:ffffc9000d29efa0 EFLAGS: 00010293
RAX: ffffffff8386c28c RBX: 0000000000002000 RCX: ffff88801f17c880
RDX: 0000000000000000 RSI: 0000000000002000 RDI: 00000000ffffffe2
RBP: ffffc9000d29f190 R08: ffffffff8386bd2b R09: 1ffffffff2859b1f
R10: dffffc0000000000 R11: fffffbfff2859b20 R12: 1ffff11009fe890d
R13: dffffc0000000000 R14: 00000000ffffffe2 R15: ffff888000efdf90
FS: 00007f3655dca6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3655d80000 CR3: 00000000441ac000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
get_more_blocks fs/direct-io.c:648 [inline]
do_direct_IO fs/direct-io.c:936 [inline]
__blockdev_direct_IO+0x1c8e/0x4890 fs/direct-io.c:1243
ocfs2_direct_IO+0x255/0x2c0 fs/ocfs2/aops.c:2464
generic_file_direct_write+0x17a/0x390 mm/filemap.c:3977
__generic_file_write_iter+0x126/0x230 mm/filemap.c:4141
ocfs2_file_write_iter+0x17b1/0x1f50 fs/ocfs2/file.c:2467
aio_write+0x56b/0x7c0 fs/aio.c:1633
io_submit_one+0x8a7/0x18a0 fs/aio.c:2052
__do_sys_io_submit fs/aio.c:2111 [inline]
__se_sys_io_submit+0x179/0x2f0 fs/aio.c:2081
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3654f7e719
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:00007f3655dca038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007f3655135f80 RCX: 00007f3654f7e719
RDX: 0000000020000540 RSI: 000000000000003b RDI: 00007f3655d80000
RBP: 00007f3655dca090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000000000 R14: 00007f3655135f80 R15: 00007ffcc157c518
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ocfs2_dio_wr_get_block+0x18bd/0x18d0 fs/ocfs2/aops.c:2278
Code: e2 8e 4c 89 f2 e8 23 3b 6f 01 e9 3a f6 ff ff e8 89 b4 40 08 e8 94 17 0e fe 90 0f 0b e8 8c 17 0e fe 90 0f 0b e8 84 17 0e fe 90 <0f> 0b e8 7c 17 0e fe 90 0f 0b 66 0f 1f 84 00 00 00 00 00 90 90 90
RSP: 0018:ffffc9000d29efa0 EFLAGS: 00010293
RAX: ffffffff8386c28c RBX: 0000000000002000 RCX: ffff88801f17c880
RDX: 0000000000000000 RSI: 0000000000002000 RDI: 00000000ffffffe2
RBP: ffffc9000d29f190 R08: ffffffff8386bd2b R09: 1ffffffff2859b1f
R10: dffffc0000000000 R11: fffffbfff2859b20 R12: 1ffff11009fe890d
R13: dffffc0000000000 R14: 00000000ffffffe2 R15: ffff888000efdf90
FS: 00007f3655dca6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3655da99a0 CR3: 00000000441ac000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400