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| Title | Replies (including bot) | Last reply |
|---|---|---|
| [syzbot] Monthly overlayfs report (Nov 2024) | 0 (1) | 2024/11/20 13:31 |
| [syzbot] [overlayfs?] WARNING in ovl_encode_real_fh | 7 (9) | 2024/11/06 10:45 |
| [PATCH] overlayfs: retry when getting the dentry fid fails due to lack of memory | 1 (1) | 2024/10/30 13:30 |
RDX: 0000000000000000 RSI: 0000000020000440 RDI: 00000000ffffff9c RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000003932 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc9b4e42fc R13: 0000000000000004 R14: 431bde82d7b634db R15: 00007ffc9b4e4330 </TASK> ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5103 at fs/overlayfs/copy_up.c:448 ovl_encode_real_fh+0x2e2/0x410 fs/overlayfs/copy_up.c:448 Modules linked in: CPU: 0 UID: 0 PID: 5103 Comm: syz-executor195 Not tainted 6.12.0-rc4-syzkaller-00047-gc2ee9f594da8 #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:ovl_encode_real_fh+0x2e2/0x410 fs/overlayfs/copy_up.c:448 Code: 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 05 b6 75 fe 90 0f 0b 90 eb 14 e8 fa b5 75 fe 90 0f 0b 90 eb 09 e8 ef b5 75 fe 90 <0f> 0b 90 4c 89 ff e8 b3 6a d3 fe 49 c7 c7 fb ff ff ff eb 8b 89 d1 RSP: 0018:ffffc9000b1f73c0 EFLAGS: 00010293 RAX: ffffffff831f21f1 RBX: 1ffff9200163ee80 RCX: ffff88801fbc2440 RDX: 0000000000000000 RSI: 00000000000000ff RDI: 00000000000000ff RBP: ffffc9000b1f7470 R08: ffffffff831f208c R09: 1ffffffff2039fdd R10: dffffc0000000000 R11: fffffbfff2039fde R12: 00000000000000ff R13: 0000000000000080 R14: 1ffff9200163ee7c R15: ffff888036790300 FS: 0000555590223480(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6fdf3d7709 CR3: 0000000040e6e000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> ovl_get_origin_fh fs/overlayfs/copy_up.c:484 [inline] ovl_do_copy_up fs/overlayfs/copy_up.c:961 [inline] ovl_copy_up_one fs/overlayfs/copy_up.c:1203 [inline] ovl_copy_up_flags+0x1068/0x46f0 fs/overlayfs/copy_up.c:1258 ovl_setattr+0x11d/0x5a0 fs/overlayfs/inode.c:40 notify_change+0xbca/0xe90 fs/attr.c:503 chown_common+0x501/0x850 fs/open.c:793 do_fchownat+0x16a/0x240 fs/open.c:824 __do_sys_fchownat fs/open.c:839 [inline] __se_sys_fchownat fs/open.c:836 [inline] __x64_sys_fchownat+0xb5/0xd0 fs/open.c:836 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: 0033:0x7f6fdf3812f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 1b 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc9b4e42a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000104 RAX: ffffffffffffffda RBX: 00007ffc9b4e42b0 RCX: 00007f6fdf3812f9 RDX: 0000000000000000 RSI: 0000000020000440 RDI: 00000000ffffff9c RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000003932 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc9b4e42fc R13: 0000000000000004 R14: 431bde82d7b634db R15: 00007ffc9b4e4330 </TASK>