From: syzbot <syzbot+c563a3c79927971f950f@syzkaller.appspotmail.com>
To: clm@fb.com, dsterba@suse.com, josef@toxicpanda.com,
linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com
Subject: [syzbot] [btrfs?] memory leak in add_block_entry
Date: Sat, 10 Jun 2023 05:57:51 -0700 [thread overview]
Message-ID: <0000000000007fe09705fdc6086c@google.com> (raw)
Hello,
syzbot found the following issue on:
HEAD commit: f8dba31b0a82 Merge tag 'asym-keys-fix-for-linus-v6.4-rc5' ..
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=11aa7b15280000
kernel config: https://syzkaller.appspot.com/x/.config?x=ee975febba574924
dashboard link: https://syzkaller.appspot.com/bug?extid=c563a3c79927971f950f
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=173fab79280000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10b4622d280000
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/4a6b265f7061/disk-f8dba31b.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/430b37c501c8/vmlinux-f8dba31b.xz
kernel image: https://storage.googleapis.com/syzbot-assets/112fa4e51bb8/bzImage-f8dba31b.xz
mounted in repro: https://storage.googleapis.com/syzbot-assets/11e3e386cf39/mount_0.gz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+c563a3c79927971f950f@syzkaller.appspotmail.com
BUG: memory leak
unreferenced object 0xffff888109b51580 (size 96):
comm "syz-executor154", pid 5193, jiffies 4294972644 (age 19.050s)
hex dump (first 32 bytes):
00 10 10 00 00 00 00 00 00 10 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00 ................
backtrace:
[<ffffffff81545a34>] kmalloc_trace+0x24/0x90 mm/slab_common.c:1057
[<ffffffff8213b65e>] kmalloc include/linux/slab.h:559 [inline]
[<ffffffff8213b65e>] kzalloc include/linux/slab.h:680 [inline]
[<ffffffff8213b65e>] add_block_entry+0x4e/0x320 fs/btrfs/ref-verify.c:271
[<ffffffff8213bcfe>] add_tree_block+0x9e/0x220 fs/btrfs/ref-verify.c:332
[<ffffffff8213d245>] btrfs_build_ref_tree+0x535/0x7c0 fs/btrfs/ref-verify.c:474
[<ffffffff8202b2f1>] open_ctree+0x12d1/0x2360 fs/btrfs/disk-io.c:3710
[<ffffffff81ff2e53>] btrfs_fill_super fs/btrfs/super.c:1156 [inline]
[<ffffffff81ff2e53>] btrfs_mount_root+0x583/0x710 fs/btrfs/super.c:1524
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff81698e91>] fc_mount fs/namespace.c:1035 [inline]
[<ffffffff81698e91>] vfs_kern_mount.part.0+0xd1/0x120 fs/namespace.c:1065
[<ffffffff81698f20>] vfs_kern_mount+0x40/0x60 fs/namespace.c:1052
[<ffffffff81ff6e8d>] btrfs_mount+0x19d/0x620 fs/btrfs/super.c:1584
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff816a0ac3>] do_new_mount fs/namespace.c:3039 [inline]
[<ffffffff816a0ac3>] path_mount+0xc53/0x10f0 fs/namespace.c:3369
[<ffffffff816a1702>] do_mount fs/namespace.c:3382 [inline]
[<ffffffff816a1702>] __do_sys_mount fs/namespace.c:3591 [inline]
[<ffffffff816a1702>] __se_sys_mount fs/namespace.c:3568 [inline]
[<ffffffff816a1702>] __x64_sys_mount+0x192/0x1e0 fs/namespace.c:3568
[<ffffffff84a16749>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
[<ffffffff84a16749>] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
BUG: memory leak
unreferenced object 0xffff888109b51500 (size 96):
comm "syz-executor154", pid 5193, jiffies 4294972644 (age 19.050s)
hex dump (first 32 bytes):
00 30 50 00 00 00 00 00 00 10 00 00 00 00 00 00 .0P.............
01 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00 ................
backtrace:
[<ffffffff81545a34>] kmalloc_trace+0x24/0x90 mm/slab_common.c:1057
[<ffffffff8213b65e>] kmalloc include/linux/slab.h:559 [inline]
[<ffffffff8213b65e>] kzalloc include/linux/slab.h:680 [inline]
[<ffffffff8213b65e>] add_block_entry+0x4e/0x320 fs/btrfs/ref-verify.c:271
[<ffffffff8213bcfe>] add_tree_block+0x9e/0x220 fs/btrfs/ref-verify.c:332
[<ffffffff8213d245>] btrfs_build_ref_tree+0x535/0x7c0 fs/btrfs/ref-verify.c:474
[<ffffffff8202b2f1>] open_ctree+0x12d1/0x2360 fs/btrfs/disk-io.c:3710
[<ffffffff81ff2e53>] btrfs_fill_super fs/btrfs/super.c:1156 [inline]
[<ffffffff81ff2e53>] btrfs_mount_root+0x583/0x710 fs/btrfs/super.c:1524
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff81698e91>] fc_mount fs/namespace.c:1035 [inline]
[<ffffffff81698e91>] vfs_kern_mount.part.0+0xd1/0x120 fs/namespace.c:1065
[<ffffffff81698f20>] vfs_kern_mount+0x40/0x60 fs/namespace.c:1052
[<ffffffff81ff6e8d>] btrfs_mount+0x19d/0x620 fs/btrfs/super.c:1584
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff816a0ac3>] do_new_mount fs/namespace.c:3039 [inline]
[<ffffffff816a0ac3>] path_mount+0xc53/0x10f0 fs/namespace.c:3369
[<ffffffff816a1702>] do_mount fs/namespace.c:3382 [inline]
[<ffffffff816a1702>] __do_sys_mount fs/namespace.c:3591 [inline]
[<ffffffff816a1702>] __se_sys_mount fs/namespace.c:3568 [inline]
[<ffffffff816a1702>] __x64_sys_mount+0x192/0x1e0 fs/namespace.c:3568
[<ffffffff84a16749>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
[<ffffffff84a16749>] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
BUG: memory leak
unreferenced object 0xffff888109b51480 (size 96):
comm "syz-executor154", pid 5193, jiffies 4294972644 (age 19.050s)
hex dump (first 32 bytes):
00 60 50 00 00 00 00 00 00 10 00 00 00 00 00 00 .`P.............
01 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00 ................
backtrace:
[<ffffffff81545a34>] kmalloc_trace+0x24/0x90 mm/slab_common.c:1057
[<ffffffff8213b65e>] kmalloc include/linux/slab.h:559 [inline]
[<ffffffff8213b65e>] kzalloc include/linux/slab.h:680 [inline]
[<ffffffff8213b65e>] add_block_entry+0x4e/0x320 fs/btrfs/ref-verify.c:271
[<ffffffff8213bcfe>] add_tree_block+0x9e/0x220 fs/btrfs/ref-verify.c:332
[<ffffffff8213d245>] btrfs_build_ref_tree+0x535/0x7c0 fs/btrfs/ref-verify.c:474
[<ffffffff8202b2f1>] open_ctree+0x12d1/0x2360 fs/btrfs/disk-io.c:3710
[<ffffffff81ff2e53>] btrfs_fill_super fs/btrfs/super.c:1156 [inline]
[<ffffffff81ff2e53>] btrfs_mount_root+0x583/0x710 fs/btrfs/super.c:1524
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff81698e91>] fc_mount fs/namespace.c:1035 [inline]
[<ffffffff81698e91>] vfs_kern_mount.part.0+0xd1/0x120 fs/namespace.c:1065
[<ffffffff81698f20>] vfs_kern_mount+0x40/0x60 fs/namespace.c:1052
[<ffffffff81ff6e8d>] btrfs_mount+0x19d/0x620 fs/btrfs/super.c:1584
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff816a0ac3>] do_new_mount fs/namespace.c:3039 [inline]
[<ffffffff816a0ac3>] path_mount+0xc53/0x10f0 fs/namespace.c:3369
[<ffffffff816a1702>] do_mount fs/namespace.c:3382 [inline]
[<ffffffff816a1702>] __do_sys_mount fs/namespace.c:3591 [inline]
[<ffffffff816a1702>] __se_sys_mount fs/namespace.c:3568 [inline]
[<ffffffff816a1702>] __x64_sys_mount+0x192/0x1e0 fs/namespace.c:3568
[<ffffffff84a16749>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
[<ffffffff84a16749>] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
BUG: memory leak
unreferenced object 0xffff888109b51580 (size 96):
comm "syz-executor154", pid 5193, jiffies 4294972644 (age 20.200s)
hex dump (first 32 bytes):
00 10 10 00 00 00 00 00 00 10 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00 ................
backtrace:
[<ffffffff81545a34>] kmalloc_trace+0x24/0x90 mm/slab_common.c:1057
[<ffffffff8213b65e>] kmalloc include/linux/slab.h:559 [inline]
[<ffffffff8213b65e>] kzalloc include/linux/slab.h:680 [inline]
[<ffffffff8213b65e>] add_block_entry+0x4e/0x320 fs/btrfs/ref-verify.c:271
[<ffffffff8213bcfe>] add_tree_block+0x9e/0x220 fs/btrfs/ref-verify.c:332
[<ffffffff8213d245>] btrfs_build_ref_tree+0x535/0x7c0 fs/btrfs/ref-verify.c:474
[<ffffffff8202b2f1>] open_ctree+0x12d1/0x2360 fs/btrfs/disk-io.c:3710
[<ffffffff81ff2e53>] btrfs_fill_super fs/btrfs/super.c:1156 [inline]
[<ffffffff81ff2e53>] btrfs_mount_root+0x583/0x710 fs/btrfs/super.c:1524
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff81698e91>] fc_mount fs/namespace.c:1035 [inline]
[<ffffffff81698e91>] vfs_kern_mount.part.0+0xd1/0x120 fs/namespace.c:1065
[<ffffffff81698f20>] vfs_kern_mount+0x40/0x60 fs/namespace.c:1052
[<ffffffff81ff6e8d>] btrfs_mount+0x19d/0x620 fs/btrfs/super.c:1584
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff816a0ac3>] do_new_mount fs/namespace.c:3039 [inline]
[<ffffffff816a0ac3>] path_mount+0xc53/0x10f0 fs/namespace.c:3369
[<ffffffff816a1702>] do_mount fs/namespace.c:3382 [inline]
[<ffffffff816a1702>] __do_sys_mount fs/namespace.c:3591 [inline]
[<ffffffff816a1702>] __se_sys_mount fs/namespace.c:3568 [inline]
[<ffffffff816a1702>] __x64_sys_mount+0x192/0x1e0 fs/namespace.c:3568
[<ffffffff84a16749>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
[<ffffffff84a16749>] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
BUG: memory leak
unreferenced object 0xffff888109b51500 (size 96):
comm "syz-executor154", pid 5193, jiffies 4294972644 (age 20.200s)
hex dump (first 32 bytes):
00 30 50 00 00 00 00 00 00 10 00 00 00 00 00 00 .0P.............
01 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00 ................
backtrace:
[<ffffffff81545a34>] kmalloc_trace+0x24/0x90 mm/slab_common.c:1057
[<ffffffff8213b65e>] kmalloc include/linux/slab.h:559 [inline]
[<ffffffff8213b65e>] kzalloc include/linux/slab.h:680 [inline]
[<ffffffff8213b65e>] add_block_entry+0x4e/0x320 fs/btrfs/ref-verify.c:271
[<ffffffff8213bcfe>] add_tree_block+0x9e/0x220 fs/btrfs/ref-verify.c:332
[<ffffffff8213d245>] btrfs_build_ref_tree+0x535/0x7c0 fs/btrfs/ref-verify.c:474
[<ffffffff8202b2f1>] open_ctree+0x12d1/0x2360 fs/btrfs/disk-io.c:3710
[<ffffffff81ff2e53>] btrfs_fill_super fs/btrfs/super.c:1156 [inline]
[<ffffffff81ff2e53>] btrfs_mount_root+0x583/0x710 fs/btrfs/super.c:1524
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff81698e91>] fc_mount fs/namespace.c:1035 [inline]
[<ffffffff81698e91>] vfs_kern_mount.part.0+0xd1/0x120 fs/namespace.c:1065
[<ffffffff81698f20>] vfs_kern_mount+0x40/0x60 fs/namespace.c:1052
[<ffffffff81ff6e8d>] btrfs_mount+0x19d/0x620 fs/btrfs/super.c:1584
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff816a0ac3>] do_new_mount fs/namespace.c:3039 [inline]
[<ffffffff816a0ac3>] path_mount+0xc53/0x10f0 fs/namespace.c:3369
[<ffffffff816a1702>] do_mount fs/namespace.c:3382 [inline]
[<ffffffff816a1702>] __do_sys_mount fs/namespace.c:3591 [inline]
[<ffffffff816a1702>] __se_sys_mount fs/namespace.c:3568 [inline]
[<ffffffff816a1702>] __x64_sys_mount+0x192/0x1e0 fs/namespace.c:3568
[<ffffffff84a16749>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
[<ffffffff84a16749>] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
BUG: memory leak
unreferenced object 0xffff888109b51480 (size 96):
comm "syz-executor154", pid 5193, jiffies 4294972644 (age 20.200s)
hex dump (first 32 bytes):
00 60 50 00 00 00 00 00 00 10 00 00 00 00 00 00 .`P.............
01 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00 ................
backtrace:
[<ffffffff81545a34>] kmalloc_trace+0x24/0x90 mm/slab_common.c:1057
[<ffffffff8213b65e>] kmalloc include/linux/slab.h:559 [inline]
[<ffffffff8213b65e>] kzalloc include/linux/slab.h:680 [inline]
[<ffffffff8213b65e>] add_block_entry+0x4e/0x320 fs/btrfs/ref-verify.c:271
[<ffffffff8213bcfe>] add_tree_block+0x9e/0x220 fs/btrfs/ref-verify.c:332
[<ffffffff8213d245>] btrfs_build_ref_tree+0x535/0x7c0 fs/btrfs/ref-verify.c:474
[<ffffffff8202b2f1>] open_ctree+0x12d1/0x2360 fs/btrfs/disk-io.c:3710
[<ffffffff81ff2e53>] btrfs_fill_super fs/btrfs/super.c:1156 [inline]
[<ffffffff81ff2e53>] btrfs_mount_root+0x583/0x710 fs/btrfs/super.c:1524
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff81698e91>] fc_mount fs/namespace.c:1035 [inline]
[<ffffffff81698e91>] vfs_kern_mount.part.0+0xd1/0x120 fs/namespace.c:1065
[<ffffffff81698f20>] vfs_kern_mount+0x40/0x60 fs/namespace.c:1052
[<ffffffff81ff6e8d>] btrfs_mount+0x19d/0x620 fs/btrfs/super.c:1584
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff816a0ac3>] do_new_mount fs/namespace.c:3039 [inline]
[<ffffffff816a0ac3>] path_mount+0xc53/0x10f0 fs/namespace.c:3369
[<ffffffff816a1702>] do_mount fs/namespace.c:3382 [inline]
[<ffffffff816a1702>] __do_sys_mount fs/namespace.c:3591 [inline]
[<ffffffff816a1702>] __se_sys_mount fs/namespace.c:3568 [inline]
[<ffffffff816a1702>] __x64_sys_mount+0x192/0x1e0 fs/namespace.c:3568
[<ffffffff84a16749>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
[<ffffffff84a16749>] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
BUG: memory leak
unreferenced object 0xffff888109b51580 (size 96):
comm "syz-executor154", pid 5193, jiffies 4294972644 (age 22.400s)
hex dump (first 32 bytes):
00 10 10 00 00 00 00 00 00 10 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00 ................
backtrace:
[<ffffffff81545a34>] kmalloc_trace+0x24/0x90 mm/slab_common.c:1057
[<ffffffff8213b65e>] kmalloc include/linux/slab.h:559 [inline]
[<ffffffff8213b65e>] kzalloc include/linux/slab.h:680 [inline]
[<ffffffff8213b65e>] add_block_entry+0x4e/0x320 fs/btrfs/ref-verify.c:271
[<ffffffff8213bcfe>] add_tree_block+0x9e/0x220 fs/btrfs/ref-verify.c:332
[<ffffffff8213d245>] btrfs_build_ref_tree+0x535/0x7c0 fs/btrfs/ref-verify.c:474
[<ffffffff8202b2f1>] open_ctree+0x12d1/0x2360 fs/btrfs/disk-io.c:3710
[<ffffffff81ff2e53>] btrfs_fill_super fs/btrfs/super.c:1156 [inline]
[<ffffffff81ff2e53>] btrfs_mount_root+0x583/0x710 fs/btrfs/super.c:1524
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff81698e91>] fc_mount fs/namespace.c:1035 [inline]
[<ffffffff81698e91>] vfs_kern_mount.part.0+0xd1/0x120 fs/namespace.c:1065
[<ffffffff81698f20>] vfs_kern_mount+0x40/0x60 fs/namespace.c:1052
[<ffffffff81ff6e8d>] btrfs_mount+0x19d/0x620 fs/btrfs/super.c:1584
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff816a0ac3>] do_new_mount fs/namespace.c:3039 [inline]
[<ffffffff816a0ac3>] path_mount+0xc53/0x10f0 fs/namespace.c:3369
[<ffffffff816a1702>] do_mount fs/namespace.c:3382 [inline]
[<ffffffff816a1702>] __do_sys_mount fs/namespace.c:3591 [inline]
[<ffffffff816a1702>] __se_sys_mount fs/namespace.c:3568 [inline]
[<ffffffff816a1702>] __x64_sys_mount+0x192/0x1e0 fs/namespace.c:3568
[<ffffffff84a16749>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
[<ffffffff84a16749>] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
BUG: memory leak
unreferenced object 0xffff888109b51500 (size 96):
comm "syz-executor154", pid 5193, jiffies 4294972644 (age 22.400s)
hex dump (first 32 bytes):
00 30 50 00 00 00 00 00 00 10 00 00 00 00 00 00 .0P.............
01 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00 ................
backtrace:
[<ffffffff81545a34>] kmalloc_trace+0x24/0x90 mm/slab_common.c:1057
[<ffffffff8213b65e>] kmalloc include/linux/slab.h:559 [inline]
[<ffffffff8213b65e>] kzalloc include/linux/slab.h:680 [inline]
[<ffffffff8213b65e>] add_block_entry+0x4e/0x320 fs/btrfs/ref-verify.c:271
[<ffffffff8213bcfe>] add_tree_block+0x9e/0x220 fs/btrfs/ref-verify.c:332
[<ffffffff8213d245>] btrfs_build_ref_tree+0x535/0x7c0 fs/btrfs/ref-verify.c:474
[<ffffffff8202b2f1>] open_ctree+0x12d1/0x2360 fs/btrfs/disk-io.c:3710
[<ffffffff81ff2e53>] btrfs_fill_super fs/btrfs/super.c:1156 [inline]
[<ffffffff81ff2e53>] btrfs_mount_root+0x583/0x710 fs/btrfs/super.c:1524
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff81698e91>] fc_mount fs/namespace.c:1035 [inline]
[<ffffffff81698e91>] vfs_kern_mount.part.0+0xd1/0x120 fs/namespace.c:1065
[<ffffffff81698f20>] vfs_kern_mount+0x40/0x60 fs/namespace.c:1052
[<ffffffff81ff6e8d>] btrfs_mount+0x19d/0x620 fs/btrfs/super.c:1584
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff816a0ac3>] do_new_mount fs/namespace.c:3039 [inline]
[<ffffffff816a0ac3>] path_mount+0xc53/0x10f0 fs/namespace.c:3369
[<ffffffff816a1702>] do_mount fs/namespace.c:3382 [inline]
[<ffffffff816a1702>] __do_sys_mount fs/namespace.c:3591 [inline]
[<ffffffff816a1702>] __se_sys_mount fs/namespace.c:3568 [inline]
[<ffffffff816a1702>] __x64_sys_mount+0x192/0x1e0 fs/namespace.c:3568
[<ffffffff84a16749>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
[<ffffffff84a16749>] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
BUG: memory leak
unreferenced object 0xffff888109b51480 (size 96):
comm "syz-executor154", pid 5193, jiffies 4294972644 (age 22.400s)
hex dump (first 32 bytes):
00 60 50 00 00 00 00 00 00 10 00 00 00 00 00 00 .`P.............
01 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00 ................
backtrace:
[<ffffffff81545a34>] kmalloc_trace+0x24/0x90 mm/slab_common.c:1057
[<ffffffff8213b65e>] kmalloc include/linux/slab.h:559 [inline]
[<ffffffff8213b65e>] kzalloc include/linux/slab.h:680 [inline]
[<ffffffff8213b65e>] add_block_entry+0x4e/0x320 fs/btrfs/ref-verify.c:271
[<ffffffff8213bcfe>] add_tree_block+0x9e/0x220 fs/btrfs/ref-verify.c:332
[<ffffffff8213d245>] btrfs_build_ref_tree+0x535/0x7c0 fs/btrfs/ref-verify.c:474
[<ffffffff8202b2f1>] open_ctree+0x12d1/0x2360 fs/btrfs/disk-io.c:3710
[<ffffffff81ff2e53>] btrfs_fill_super fs/btrfs/super.c:1156 [inline]
[<ffffffff81ff2e53>] btrfs_mount_root+0x583/0x710 fs/btrfs/super.c:1524
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff81698e91>] fc_mount fs/namespace.c:1035 [inline]
[<ffffffff81698e91>] vfs_kern_mount.part.0+0xd1/0x120 fs/namespace.c:1065
[<ffffffff81698f20>] vfs_kern_mount+0x40/0x60 fs/namespace.c:1052
[<ffffffff81ff6e8d>] btrfs_mount+0x19d/0x620 fs/btrfs/super.c:1584
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff816a0ac3>] do_new_mount fs/namespace.c:3039 [inline]
[<ffffffff816a0ac3>] path_mount+0xc53/0x10f0 fs/namespace.c:3369
[<ffffffff816a1702>] do_mount fs/namespace.c:3382 [inline]
[<ffffffff816a1702>] __do_sys_mount fs/namespace.c:3591 [inline]
[<ffffffff816a1702>] __se_sys_mount fs/namespace.c:3568 [inline]
[<ffffffff816a1702>] __x64_sys_mount+0x192/0x1e0 fs/namespace.c:3568
[<ffffffff84a16749>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
[<ffffffff84a16749>] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
BUG: memory leak
unreferenced object 0xffff888109b51580 (size 96):
comm "syz-executor154", pid 5193, jiffies 4294972644 (age 22.440s)
hex dump (first 32 bytes):
00 10 10 00 00 00 00 00 00 10 00 00 00 00 00 00 ................
01 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00 ................
backtrace:
[<ffffffff81545a34>] kmalloc_trace+0x24/0x90 mm/slab_common.c:1057
[<ffffffff8213b65e>] kmalloc include/linux/slab.h:559 [inline]
[<ffffffff8213b65e>] kzalloc include/linux/slab.h:680 [inline]
[<ffffffff8213b65e>] add_block_entry+0x4e/0x320 fs/btrfs/ref-verify.c:271
[<ffffffff8213bcfe>] add_tree_block+0x9e/0x220 fs/btrfs/ref-verify.c:332
[<ffffffff8213d245>] btrfs_build_ref_tree+0x535/0x7c0 fs/btrfs/ref-verify.c:474
[<ffffffff8202b2f1>] open_ctree+0x12d1/0x2360 fs/btrfs/disk-io.c:3710
[<ffffffff81ff2e53>] btrfs_fill_super fs/btrfs/super.c:1156 [inline]
[<ffffffff81ff2e53>] btrfs_mount_root+0x583/0x710 fs/btrfs/super.c:1524
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff81698e91>] fc_mount fs/namespace.c:1035 [inline]
[<ffffffff81698e91>] vfs_kern_mount.part.0+0xd1/0x120 fs/namespace.c:1065
[<ffffffff81698f20>] vfs_kern_mount+0x40/0x60 fs/namespace.c:1052
[<ffffffff81ff6e8d>] btrfs_mount+0x19d/0x620 fs/btrfs/super.c:1584
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff816a0ac3>] do_new_mount fs/namespace.c:3039 [inline]
[<ffffffff816a0ac3>] path_mount+0xc53/0x10f0 fs/namespace.c:3369
[<ffffffff816a1702>] do_mount fs/namespace.c:3382 [inline]
[<ffffffff816a1702>] __do_sys_mount fs/namespace.c:3591 [inline]
[<ffffffff816a1702>] __se_sys_mount fs/namespace.c:3568 [inline]
[<ffffffff816a1702>] __x64_sys_mount+0x192/0x1e0 fs/namespace.c:3568
[<ffffffff84a16749>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
[<ffffffff84a16749>] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
BUG: memory leak
unreferenced object 0xffff888109b51500 (size 96):
comm "syz-executor154", pid 5193, jiffies 4294972644 (age 22.440s)
hex dump (first 32 bytes):
00 30 50 00 00 00 00 00 00 10 00 00 00 00 00 00 .0P.............
01 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00 ................
backtrace:
[<ffffffff81545a34>] kmalloc_trace+0x24/0x90 mm/slab_common.c:1057
[<ffffffff8213b65e>] kmalloc include/linux/slab.h:559 [inline]
[<ffffffff8213b65e>] kzalloc include/linux/slab.h:680 [inline]
[<ffffffff8213b65e>] add_block_entry+0x4e/0x320 fs/btrfs/ref-verify.c:271
[<ffffffff8213bcfe>] add_tree_block+0x9e/0x220 fs/btrfs/ref-verify.c:332
[<ffffffff8213d245>] btrfs_build_ref_tree+0x535/0x7c0 fs/btrfs/ref-verify.c:474
[<ffffffff8202b2f1>] open_ctree+0x12d1/0x2360 fs/btrfs/disk-io.c:3710
[<ffffffff81ff2e53>] btrfs_fill_super fs/btrfs/super.c:1156 [inline]
[<ffffffff81ff2e53>] btrfs_mount_root+0x583/0x710 fs/btrfs/super.c:1524
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff81698e91>] fc_mount fs/namespace.c:1035 [inline]
[<ffffffff81698e91>] vfs_kern_mount.part.0+0xd1/0x120 fs/namespace.c:1065
[<ffffffff81698f20>] vfs_kern_mount+0x40/0x60 fs/namespace.c:1052
[<ffffffff81ff6e8d>] btrfs_mount+0x19d/0x620 fs/btrfs/super.c:1584
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff816a0ac3>] do_new_mount fs/namespace.c:3039 [inline]
[<ffffffff816a0ac3>] path_mount+0xc53/0x10f0 fs/namespace.c:3369
[<ffffffff816a1702>] do_mount fs/namespace.c:3382 [inline]
[<ffffffff816a1702>] __do_sys_mount fs/namespace.c:3591 [inline]
[<ffffffff816a1702>] __se_sys_mount fs/namespace.c:3568 [inline]
[<ffffffff816a1702>] __x64_sys_mount+0x192/0x1e0 fs/namespace.c:3568
[<ffffffff84a16749>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
[<ffffffff84a16749>] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
BUG: memory leak
unreferenced object 0xffff888109b51480 (size 96):
comm "syz-executor154", pid 5193, jiffies 4294972644 (age 22.440s)
hex dump (first 32 bytes):
00 60 50 00 00 00 00 00 00 10 00 00 00 00 00 00 .`P.............
01 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00 ................
backtrace:
[<ffffffff81545a34>] kmalloc_trace+0x24/0x90 mm/slab_common.c:1057
[<ffffffff8213b65e>] kmalloc include/linux/slab.h:559 [inline]
[<ffffffff8213b65e>] kzalloc include/linux/slab.h:680 [inline]
[<ffffffff8213b65e>] add_block_entry+0x4e/0x320 fs/btrfs/ref-verify.c:271
[<ffffffff8213bcfe>] add_tree_block+0x9e/0x220 fs/btrfs/ref-verify.c:332
[<ffffffff8213d245>] btrfs_build_ref_tree+0x535/0x7c0 fs/btrfs/ref-verify.c:474
[<ffffffff8202b2f1>] open_ctree+0x12d1/0x2360 fs/btrfs/disk-io.c:3710
[<ffffffff81ff2e53>] btrfs_fill_super fs/btrfs/super.c:1156 [inline]
[<ffffffff81ff2e53>] btrfs_mount_root+0x583/0x710 fs/btrfs/super.c:1524
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff81698e91>] fc_mount fs/namespace.c:1035 [inline]
[<ffffffff81698e91>] vfs_kern_mount.part.0+0xd1/0x120 fs/namespace.c:1065
[<ffffffff81698f20>] vfs_kern_mount+0x40/0x60 fs/namespace.c:1052
[<ffffffff81ff6e8d>] btrfs_mount+0x19d/0x620 fs/btrfs/super.c:1584
[<ffffffff816c406f>] legacy_get_tree+0x2f/0x90 fs/fs_context.c:610
[<ffffffff8165d7ac>] vfs_get_tree+0x2c/0x110 fs/super.c:1510
[<ffffffff816a0ac3>] do_new_mount fs/namespace.c:3039 [inline]
[<ffffffff816a0ac3>] path_mount+0xc53/0x10f0 fs/namespace.c:3369
[<ffffffff816a1702>] do_mount fs/namespace.c:3382 [inline]
[<ffffffff816a1702>] __do_sys_mount fs/namespace.c:3591 [inline]
[<ffffffff816a1702>] __se_sys_mount fs/namespace.c:3568 [inline]
[<ffffffff816a1702>] __x64_sys_mount+0x192/0x1e0 fs/namespace.c:3568
[<ffffffff84a16749>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
[<ffffffff84a16749>] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
executing program
executing program
executing program
---
This report is generated by a bot. It may contain errors.
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reply other threads:[~2023-06-10 12:58 UTC|newest]
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