> On Tuesday, October 4, 2022 10:49:42 AM CEST syzbot wrote: >> Hello, >> >> syzbot found the following issue on: >> >> HEAD commit: 4fe89d07dcc2 Linux 6.0 >> git tree: upstream >> console output: https://syzkaller.appspot.com/x/log.txt?x=169a7924880000 >> kernel config: https://syzkaller.appspot.com/x/.config?x=21254cf9c7c084e0 >> dashboard link: https://syzkaller.appspot.com/bug?extid=389b82b29093b3e2640a >> 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=10bdd7ec880000 >> >> Downloadable assets: >> disk image: https://storage.googleapis.com/syzbot-assets/651a252f7035/ > disk-4fe89d07.raw.xz >> vmlinux: https://storage.googleapis.com/syzbot-assets/776feb8e0e5b/ > vmlinux-4fe89d07.xz >> >> IMPORTANT: if you fix the issue, please add the following tag to the commit: >> Reported-by: syzbot+389b82b29093b3e2640a@xxxxxxxxxxxxxxxxxxxxxxxxx >> >> BUG: memory leak >> unreferenced object 0xffff888114339e80 (size 128): >> comm "syz-executor.0", pid 3673, jiffies 4295017005 (age 12.610s) >> hex dump (first 32 bytes): >> 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ >> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ >> backtrace: >> [<ffffffff814927b3>] mempool_alloc+0x73/0x230 mm/mempool.c:392 >> [<ffffffff81c5aefa>] alloc_metapage fs/jfs/jfs_metapage.c:176 [inline] >> [<ffffffff81c5aefa>] __get_metapage+0x38a/0x9b0 fs/jfs/jfs_metapage.c:651 >> [<ffffffff81c43862>] diNewExt+0x3f2/0x9d0 fs/jfs/jfs_imap.c:2265 >> [<ffffffff81c45254>] diAllocExt fs/jfs/jfs_imap.c:1945 [inline] >> [<ffffffff81c45254>] diAllocAG+0x9a4/0xd50 fs/jfs/jfs_imap.c:1662 >> [<ffffffff81c4707f>] diAlloc+0x31f/0x900 fs/jfs/jfs_imap.c:1583 >> [<ffffffff81c57d9a>] ialloc+0x6a/0x3a0 fs/jfs/jfs_inode.c:56 >> [<ffffffff81c3a4c7>] jfs_mkdir+0xf7/0x480 fs/jfs/namei.c:225 >> [<ffffffff815fc703>] vfs_mkdir+0x223/0x340 fs/namei.c:4013 >> [<ffffffff816056e5>] do_mkdirat+0x1a5/0x1e0 fs/namei.c:4038 >> [<ffffffff81605859>] __do_sys_mkdir fs/namei.c:4058 [inline] >> [<ffffffff81605859>] __se_sys_mkdir fs/namei.c:4056 [inline] >> [<ffffffff81605859>] __x64_sys_mkdir+0x69/0x90 fs/namei.c:4056 >> [<ffffffff845eab95>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] >> [<ffffffff845eab95>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 >> [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd >> >> BUG: memory leak >> unreferenced object 0xffff888114339e00 (size 128): >> comm "syz-executor.0", pid 3673, jiffies 4295017005 (age 12.610s) >> hex dump (first 32 bytes): >> 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ >> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ >> backtrace: >> [<ffffffff814927b3>] mempool_alloc+0x73/0x230 mm/mempool.c:392 >> [<ffffffff81c5aefa>] alloc_metapage fs/jfs/jfs_metapage.c:176 [inline] >> [<ffffffff81c5aefa>] __get_metapage+0x38a/0x9b0 fs/jfs/jfs_metapage.c:651 >> [<ffffffff81c43862>] diNewExt+0x3f2/0x9d0 fs/jfs/jfs_imap.c:2265 >> [<ffffffff81c45254>] diAllocExt fs/jfs/jfs_imap.c:1945 [inline] >> [<ffffffff81c45254>] diAllocAG+0x9a4/0xd50 fs/jfs/jfs_imap.c:1662 >> [<ffffffff81c4707f>] diAlloc+0x31f/0x900 fs/jfs/jfs_imap.c:1583 >> [<ffffffff81c57d9a>] ialloc+0x6a/0x3a0 fs/jfs/jfs_inode.c:56 >> [<ffffffff81c3a4c7>] jfs_mkdir+0xf7/0x480 fs/jfs/namei.c:225 >> [<ffffffff815fc703>] vfs_mkdir+0x223/0x340 fs/namei.c:4013 >> [<ffffffff816056e5>] do_mkdirat+0x1a5/0x1e0 fs/namei.c:4038 >> [<ffffffff81605859>] __do_sys_mkdir fs/namei.c:4058 [inline] >> [<ffffffff81605859>] __se_sys_mkdir fs/namei.c:4056 [inline] >> [<ffffffff81605859>] __x64_sys_mkdir+0x69/0x90 fs/namei.c:4056 >> [<ffffffff845eab95>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] >> [<ffffffff845eab95>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 >> [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd >> >> BUG: memory leak >> unreferenced object 0xffff888114339d80 (size 128): >> comm "syz-executor.0", pid 3673, jiffies 4295017005 (age 12.610s) >> hex dump (first 32 bytes): >> 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ >> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ >> backtrace: >> [<ffffffff814927b3>] mempool_alloc+0x73/0x230 mm/mempool.c:392 >> [<ffffffff81c5aefa>] alloc_metapage fs/jfs/jfs_metapage.c:176 [inline] >> [<ffffffff81c5aefa>] __get_metapage+0x38a/0x9b0 fs/jfs/jfs_metapage.c:651 >> [<ffffffff81c43862>] diNewExt+0x3f2/0x9d0 fs/jfs/jfs_imap.c:2265 >> [<ffffffff81c45254>] diAllocExt fs/jfs/jfs_imap.c:1945 [inline] >> [<ffffffff81c45254>] diAllocAG+0x9a4/0xd50 fs/jfs/jfs_imap.c:1662 >> [<ffffffff81c4707f>] diAlloc+0x31f/0x900 fs/jfs/jfs_imap.c:1583 >> [<ffffffff81c57d9a>] ialloc+0x6a/0x3a0 fs/jfs/jfs_inode.c:56 >> [<ffffffff81c3a4c7>] jfs_mkdir+0xf7/0x480 fs/jfs/namei.c:225 >> [<ffffffff815fc703>] vfs_mkdir+0x223/0x340 fs/namei.c:4013 >> [<ffffffff816056e5>] do_mkdirat+0x1a5/0x1e0 fs/namei.c:4038 >> [<ffffffff81605859>] __do_sys_mkdir fs/namei.c:4058 [inline] >> [<ffffffff81605859>] __se_sys_mkdir fs/namei.c:4056 [inline] >> [<ffffffff81605859>] __x64_sys_mkdir+0x69/0x90 fs/namei.c:4056 >> [<ffffffff845eab95>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] >> [<ffffffff845eab95>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 >> [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd >> >> BUG: memory leak >> unreferenced object 0xffff8881142f0300 (size 128): >> comm "syz-executor.0", pid 3676, jiffies 4295017533 (age 7.330s) >> hex dump (first 32 bytes): >> 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ >> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ >> backtrace: >> [<ffffffff814927b3>] mempool_alloc+0x73/0x230 mm/mempool.c:392 >> [<ffffffff81c5aefa>] alloc_metapage fs/jfs/jfs_metapage.c:176 [inline] >> [<ffffffff81c5aefa>] __get_metapage+0x38a/0x9b0 fs/jfs/jfs_metapage.c:651 >> [<ffffffff81c43862>] diNewExt+0x3f2/0x9d0 fs/jfs/jfs_imap.c:2265 >> [<ffffffff81c45254>] diAllocExt fs/jfs/jfs_imap.c:1945 [inline] >> [<ffffffff81c45254>] diAllocAG+0x9a4/0xd50 fs/jfs/jfs_imap.c:1662 >> [<ffffffff81c4707f>] diAlloc+0x31f/0x900 fs/jfs/jfs_imap.c:1583 >> [<ffffffff81c57d9a>] ialloc+0x6a/0x3a0 fs/jfs/jfs_inode.c:56 >> [<ffffffff81c3a4c7>] jfs_mkdir+0xf7/0x480 fs/jfs/namei.c:225 >> [<ffffffff815fc703>] vfs_mkdir+0x223/0x340 fs/namei.c:4013 >> [<ffffffff816056e5>] do_mkdirat+0x1a5/0x1e0 fs/namei.c:4038 >> [<ffffffff81605859>] __do_sys_mkdir fs/namei.c:4058 [inline] >> [<ffffffff81605859>] __se_sys_mkdir fs/namei.c:4056 [inline] >> [<ffffffff81605859>] __x64_sys_mkdir+0x69/0x90 fs/namei.c:4056 >> [<ffffffff845eab95>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] >> [<ffffffff845eab95>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 >> [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd >> > > #syz test git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git want 2 args (repo, branch), got 4 > 4fe89d07dcc2 Linux 6.0 > >> >> >> --- >> This report is generated by a bot. It may contain errors. >> See https://goo.gl/tpsmEJ for more information about syzbot. >> syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. >> >> syzbot will keep track of this issue. See: >> https://goo.gl/tpsmEJ#status for how to communicate with syzbot. >> syzbot can test patches for this issue, for details see: >> https://goo.gl/tpsmEJ#testing-patches >> >> -- >> You received this message because you are subscribed to the Google Groups > "syzkaller-bugs" group. >> To unsubscribe from this group and stop receiving emails from it, send an > email to syzkaller-bugs+unsubscribe@xxxxxxxxxxxxxxxx. >> To view this discussion on the web visit https://groups.google.com/d/msgid/ > syzkaller-bugs/0000000000008a5a2e05ea318aa9%40google.com. >> > > > > > -- > You received this message because you are subscribed to the Google Groups "syzkaller-bugs" group. > To unsubscribe from this group and stop receiving emails from it, send an email to syzkaller-bugs+unsubscribe@xxxxxxxxxxxxxxxx. > To view this discussion on the web visit https://groups.google.com/d/msgid/syzkaller-bugs/2136501.irdbgypaU6%40mypc.
