FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 1 CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted 6.13.0-rc7-syzkaller-00102-gce69b4019001 #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:4072 [inline] slab_alloc_node mm/slub.c:4148 [inline] __kmalloc_cache_noprof+0x70/0x390 mm/slub.c:4324 kmalloc_noprof include/linux/slab.h:901 [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+0x13d7/0x2260 fs/ocfs2/alloc.c:4761 ocfs2_add_clusters_in_btree+0x73e/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/0x2230 fs/ocfs2/aops.c:1239 ocfs2_write_begin_nolock+0x3b0b/0x5060 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+0x1c87/0x4890 fs/direct-io.c:1243 ocfs2_direct_IO+0x255/0x2c0 fs/ocfs2/aops.c:2464 generic_file_direct_write+0x1e6/0x400 mm/filemap.c:3969 __generic_file_write_iter+0x126/0x230 mm/filemap.c:4133 ocfs2_file_write_iter+0x19af/0x2180 fs/ocfs2/file.c:2469 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+0x171/0x2e0 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: 0033:0x7feeb8b85d29 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:00007feeb993b038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 RAX: ffffffffffffffda RBX: 00007feeb8d76080 RCX: 00007feeb8b85d29 RDX: 0000000020000540 RSI: 000000000000003b RDI: 00007feeb9912000 RBP: 00007feeb993b090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 0000000000000001 R14: 00007feeb8d76080 R15: 00007ffe4e3262a8 (syz.0.0,5326,0):__ocfs2_journal_access:705 ERROR: Error -30 getting 1 access to buffer! (syz.0.0,5326,0):ocfs2_write_end_nolock:1966 ERROR: status = -30 (syz.0.0,5326,0):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: 5326 Comm: syz.0.0 Not tainted 6.13.0-rc7-syzkaller-00102-gce69b4019001 #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: e1 8e 4c 89 f2 e8 b3 f3 6e 01 e9 3a f6 ff ff e8 39 1d 3d 08 e8 d4 95 13 fe 90 0f 0b e8 cc 95 13 fe 90 0f 0b e8 c4 95 13 fe 90 <0f> 0b e8 bc 95 13 fe 90 0f 0b 66 0f 1f 84 00 00 00 00 00 90 90 90 RSP: 0018:ffffc9000d5a6f80 EFLAGS: 00010293 RAX: ffffffff838becac RBX: 0000000000004000 RCX: ffff88801ce64880 RDX: 0000000000000000 RSI: 0000000000004000 RDI: 00000000ffffffe2 RBP: ffffc9000d5a7170 R08: ffffffff838be74b R09: 1ffffffff2854b31 R10: dffffc0000000000 R11: fffffbfff2854b32 R12: 1ffff1100a47cd0d R13: dffffc0000000000 R14: 00000000ffffffe2 R15: ffff888052e79f90 FS: 00007feeb993b6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007feeb9912000 CR3: 0000000040218000 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+0x1c87/0x4890 fs/direct-io.c:1243 ocfs2_direct_IO+0x255/0x2c0 fs/ocfs2/aops.c:2464 generic_file_direct_write+0x1e6/0x400 mm/filemap.c:3969 __generic_file_write_iter+0x126/0x230 mm/filemap.c:4133 ocfs2_file_write_iter+0x19af/0x2180 fs/ocfs2/file.c:2469 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+0x171/0x2e0 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: 0033:0x7feeb8b85d29 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:00007feeb993b038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 RAX: ffffffffffffffda RBX: 00007feeb8d76080 RCX: 00007feeb8b85d29 RDX: 0000000020000540 RSI: 000000000000003b RDI: 00007feeb9912000 RBP: 00007feeb993b090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 0000000000000001 R14: 00007feeb8d76080 R15: 00007ffe4e3262a8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_dio_wr_get_block+0x18bd/0x18d0 fs/ocfs2/aops.c:2278 Code: e1 8e 4c 89 f2 e8 b3 f3 6e 01 e9 3a f6 ff ff e8 39 1d 3d 08 e8 d4 95 13 fe 90 0f 0b e8 cc 95 13 fe 90 0f 0b e8 c4 95 13 fe 90 <0f> 0b e8 bc 95 13 fe 90 0f 0b 66 0f 1f 84 00 00 00 00 00 90 90 90 RSP: 0018:ffffc9000d5a6f80 EFLAGS: 00010293 RAX: ffffffff838becac RBX: 0000000000004000 RCX: ffff88801ce64880 RDX: 0000000000000000 RSI: 0000000000004000 RDI: 00000000ffffffe2 RBP: ffffc9000d5a7170 R08: ffffffff838be74b R09: 1ffffffff2854b31 R10: dffffc0000000000 R11: fffffbfff2854b32 R12: 1ffff1100a47cd0d R13: dffffc0000000000 R14: 00000000ffffffe2 R15: ffff888052e79f90 FS: 00007feeb993b6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007feeb9912000 CR3: 0000000040218000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400