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.
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
CPU: 0 UID: 0 PID: 5335 Comm: syz.0.0 Not tainted 6.15.0-rc2-syzkaller-00471-g119009db2674 #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
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 fail_dump lib/fault-inject.c:73 [inline]
 should_fail_ex+0x424/0x570 lib/fault-inject.c:174
 should_failslab+0xac/0x100 mm/failslab.c:46
 slab_pre_alloc_hook mm/slub.c:4114 [inline]
 slab_alloc_node mm/slub.c:4190 [inline]
 __do_kmalloc_node mm/slub.c:4340 [inline]
 __kmalloc_node_noprof+0xe7/0x4d0 mm/slub.c:4347
 kmalloc_array_node_noprof include/linux/slab.h:1020 [inline]
 alloc_slab_obj_exts+0x3a/0xa0 mm/slub.c:1992
 __memcg_slab_post_alloc_hook+0x31c/0x7e0 mm/memcontrol.c:3074
 memcg_slab_post_alloc_hook mm/slub.c:2197 [inline]
 slab_post_alloc_hook mm/slub.c:4171 [inline]
 slab_alloc_node mm/slub.c:4210 [inline]
 kmem_cache_alloc_noprof+0x28f/0x390 mm/slub.c:4217
 alloc_buffer_head+0x2a/0x290 fs/buffer.c:2997
 folio_alloc_buffers+0x31f/0x640 fs/buffer.c:924
 create_empty_buffers+0x3a/0x530 fs/buffer.c:1662
 ocfs2_map_folio_blocks+0x137/0xbc0 fs/ocfs2/aops.c:584
 ocfs2_prepare_folio_for_write fs/ocfs2/aops.c:-1 [inline]
 ocfs2_write_cluster fs/ocfs2/aops.c:1173 [inline]
 ocfs2_write_cluster_by_desc+0xe1b/0x2080 fs/ocfs2/aops.c:1218
 ocfs2_write_begin_nolock+0x3b62/0x4e80 fs/ocfs2/aops.c:1795
 __ocfs2_page_mkwrite fs/ocfs2/mmap.c:93 [inline]
 ocfs2_page_mkwrite+0x6db/0xdb0 fs/ocfs2/mmap.c:144
 do_page_mkwrite+0x159/0x340 mm/memory.c:3287
 do_shared_fault mm/memory.c:5594 [inline]
 do_fault mm/memory.c:5656 [inline]
 do_pte_missing mm/memory.c:4160 [inline]
 handle_pte_fault+0x10c6/0x61c0 mm/memory.c:5997
 __handle_mm_fault mm/memory.c:6140 [inline]
 handle_mm_fault+0x1129/0x1bf0 mm/memory.c:6309
 faultin_page mm/gup.c:1193 [inline]
 __get_user_pages+0x1adc/0x4180 mm/gup.c:1491
 __get_user_pages_locked mm/gup.c:1757 [inline]
 __gup_longterm_locked+0xec1/0x1850 mm/gup.c:2523
 pin_user_pages_remote+0x130/0x1f0 mm/gup.c:3560
 process_vm_rw_single_vec mm/process_vm_access.c:106 [inline]
 process_vm_rw_core mm/process_vm_access.c:216 [inline]
 process_vm_rw+0x68c/0xc80 mm/process_vm_access.c:284
 __do_sys_process_vm_writev mm/process_vm_access.c:304 [inline]
 __se_sys_process_vm_writev mm/process_vm_access.c:299 [inline]
 __x64_sys_process_vm_writev+0xe0/0x100 mm/process_vm_access.c:299
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf3/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f496bb8e169
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:00007f496ca1f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000137
RAX: ffffffffffffffda RBX: 00007f496bdb5fa0 RCX: 00007f496bb8e169
RDX: 0000000000000002 RSI: 0000200000000200 RDI: 0000000000000003
RBP: 00007f496ca1f090 R08: 0000000000000002 R09: 0000000000000000
R10: 0000200000000240 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 00007f496bdb5fa0 R15: 00007ffc3a2724a8
 </TASK>
(syz.0.0,5335,0):__ocfs2_journal_access:705 ERROR: Error -30 getting 1 access to buffer!
(syz.0.0,5335,0):ocfs2_write_end_nolock:1942 ERROR: status = -30
(syz.0.0,5335,0):ocfs2_commit_trans:382 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: 5335 Comm: syz.0.0 Not tainted 6.15.0-rc2-syzkaller-00471-g119009db2674 #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+0xda1/0xdb0 fs/ocfs2/mmap.c:144
Code: ff df 4d 89 fc e9 85 f3 ff ff 48 ff cb e8 c7 2e f9 fd 49 89 dc 49 be 00 00 00 00 00 fc ff df e9 6b f3 ff ff e8 b0 2e f9 fd 90 <0f> 0b cc cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d38ee20 EFLAGS: 00010293
RAX: ffffffff83c98e70 RBX: 00000000ffffffe2 RCX: ffff888000d70000
RDX: 0000000000000000 RSI: 0000000000001000 RDI: 00000000ffffffe2
RBP: ffffc9000d38efe0 R08: ffffffff83c98c62 R09: 1ffffffff20bfc8e
R10: dffffc0000000000 R11: fffffbfff20bfc8f R12: 0000000000001000
R13: 0000000000002000 R14: ffffea000108e700 R15: 0000000000000000
FS:  00007f496ca1f6c0(0000) GS:ffff88808c59a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000001000 CR3: 0000000044390000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 do_page_mkwrite+0x159/0x340 mm/memory.c:3287
 do_shared_fault mm/memory.c:5594 [inline]
 do_fault mm/memory.c:5656 [inline]
 do_pte_missing mm/memory.c:4160 [inline]
 handle_pte_fault+0x10c6/0x61c0 mm/memory.c:5997
 __handle_mm_fault mm/memory.c:6140 [inline]
 handle_mm_fault+0x1129/0x1bf0 mm/memory.c:6309
 faultin_page mm/gup.c:1193 [inline]
 __get_user_pages+0x1adc/0x4180 mm/gup.c:1491
 __get_user_pages_locked mm/gup.c:1757 [inline]
 __gup_longterm_locked+0xec1/0x1850 mm/gup.c:2523
 pin_user_pages_remote+0x130/0x1f0 mm/gup.c:3560
 process_vm_rw_single_vec mm/process_vm_access.c:106 [inline]
 process_vm_rw_core mm/process_vm_access.c:216 [inline]
 process_vm_rw+0x68c/0xc80 mm/process_vm_access.c:284
 __do_sys_process_vm_writev mm/process_vm_access.c:304 [inline]
 __se_sys_process_vm_writev mm/process_vm_access.c:299 [inline]
 __x64_sys_process_vm_writev+0xe0/0x100 mm/process_vm_access.c:299
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf3/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f496bb8e169
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:00007f496ca1f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000137
RAX: ffffffffffffffda RBX: 00007f496bdb5fa0 RCX: 00007f496bb8e169
RDX: 0000000000000002 RSI: 0000200000000200 RDI: 0000000000000003
RBP: 00007f496ca1f090 R08: 0000000000000002 R09: 0000000000000000
R10: 0000200000000240 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 00007f496bdb5fa0 R15: 00007ffc3a2724a8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__ocfs2_page_mkwrite fs/ocfs2/mmap.c:107 [inline]
RIP: 0010:ocfs2_page_mkwrite+0xda1/0xdb0 fs/ocfs2/mmap.c:144
Code: ff df 4d 89 fc e9 85 f3 ff ff 48 ff cb e8 c7 2e f9 fd 49 89 dc 49 be 00 00 00 00 00 fc ff df e9 6b f3 ff ff e8 b0 2e f9 fd 90 <0f> 0b cc cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d38ee20 EFLAGS: 00010293
RAX: ffffffff83c98e70 RBX: 00000000ffffffe2 RCX: ffff888000d70000
RDX: 0000000000000000 RSI: 0000000000001000 RDI: 00000000ffffffe2
RBP: ffffc9000d38efe0 R08: ffffffff83c98c62 R09: 1ffffffff20bfc8e
R10: dffffc0000000000 R11: fffffbfff20bfc8f R12: 0000000000001000
R13: 0000000000002000 R14: ffffea000108e700 R15: 0000000000000000
FS:  00007f496ca1f6c0(0000) GS:ffff88808c59a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000001000 CR3: 0000000044390000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400