syzbot


memory leak in corrupted (2)

Status: upstream: reported syz repro on 2024/04/01 19:02
Subsystems: bluetooth
[Documentation on labels]
Reported-by: syzbot+e1c69cadec0f1a078e3d@syzkaller.appspotmail.com
First crash: 19d, last: 10h14m
Discussions (2)
Title Replies (including bot) Last reply
[syzbot] Monthly bluetooth report (Apr 2024) 0 (1) 2024/04/08 12:51
[syzbot] [bluetooth?] memory leak in corrupted (2) 0 (1) 2024/04/01 19:02
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream memory leak in corrupted bluetooth syz 536 19d 91d 26/26 fixed on 2024/03/28 13:35

Sample crash report:
BUG: memory leak
unreferenced object 0xffff88811b7a0000 (size 131072):
  comm "syz-executor.0", pid 5094, jiffies 4294941362
  hex dump (first 32 bytes):
    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 00 00  ................
  backtrace (crc 4599d99):
    [<ffffffff8165b4dd>] __kmalloc_large_node+0xdd/0x150 mm/slub.c:3920
    [<ffffffff816626ef>] __do_kmalloc_node mm/slub.c:3954 [inline]
    [<ffffffff816626ef>] __kmalloc_node+0x35f/0x420 mm/slub.c:3973
    [<ffffffff815d4a4f>] kmalloc_node include/linux/slab.h:648 [inline]
    [<ffffffff815d4a4f>] kvmalloc_node+0x6f/0x170 mm/util.c:634
    [<ffffffff819f2e7e>] kvmalloc include/linux/slab.h:766 [inline]
    [<ffffffff819f2e7e>] kvmalloc_array include/linux/slab.h:784 [inline]
    [<ffffffff819f2e7e>] kvcalloc include/linux/slab.h:789 [inline]
    [<ffffffff819f2e7e>] exfat_load_upcase_table fs/exfat/nls.c:661 [inline]
    [<ffffffff819f2e7e>] exfat_create_upcase_table+0x1be/0x650 fs/exfat/nls.c:778
    [<ffffffff819efb2d>] __exfat_fill_super fs/exfat/super.c:591 [inline]
    [<ffffffff819efb2d>] exfat_fill_super+0x7ed/0xf10 fs/exfat/super.c:641
    [<ffffffff817179fc>] get_tree_bdev+0x19c/0x270 fs/super.c:1614
    [<ffffffff8171453d>] vfs_get_tree+0x2d/0x120 fs/super.c:1779
    [<ffffffff8175fb17>] do_new_mount fs/namespace.c:3352 [inline]
    [<ffffffff8175fb17>] path_mount+0xc97/0x10d0 fs/namespace.c:3679
    [<ffffffff817606e5>] do_mount fs/namespace.c:3692 [inline]
    [<ffffffff817606e5>] __do_sys_mount fs/namespace.c:3898 [inline]
    [<ffffffff817606e5>] __se_sys_mount fs/namespace.c:3875 [inline]
    [<ffffffff817606e5>] __x64_sys_mount+0x1a5/0x1f0 fs/namespace.c:3875
    [<ffffffff850d3f00>] do_syscall_x64 arch/x86/entry/common.c:52 [inline]
    [<ffffffff850d3f00>] do_syscall_64+0xa0/0x1d0 arch/x86/entry/common.c:83
    [<ffffffff85200130>] entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff88811b7c0000 (size 131072):
  comm "syz-executor.0", pid 5097, jiffies 4294941946
  hex dump (first 32 bytes):
    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 00 00  ................
  backtrace (crc 4599d99):
    [<ffffffff8165b4dd>] __kmalloc_large_node+0xdd/0x150 mm/slub.c:3920
    [<ffffffff816626ef>] __do_kmalloc_node mm/slub.c:3954 [inline]
    [<ffffffff816626ef>] __kmalloc_node+0x35f/0x420 mm/slub.c:3973
    [<ffffffff815d4a4f>] kmalloc_node include/linux/slab.h:648 [inline]
    [<ffffffff815d4a4f>] kvmalloc_node+0x6f/0x170 mm/util.c:634
    [<ffffffff819f2e7e>] kvmalloc include/linux/slab.h:766 [inline]
    [<ffffffff819f2e7e>] kvmalloc_array include/linux/slab.h:784 [inline]
    [<ffffffff819f2e7e>] kvcalloc include/linux/slab.h:789 [inline]
    [<ffffffff819f2e7e>] exfat_load_upcase_table fs/exfat/nls.c:661 [inline]
    [<ffffffff819f2e7e>] exfat_create_upcase_table+0x1be/0x650 fs/exfat/nls.c:778
    [<ffffffff819efb2d>] __exfat_fill_super fs/exfat/super.c:591 [inline]
    [<ffffffff819efb2d>] exfat_fill_super+0x7ed/0xf10 fs/exfat/super.c:641
    [<ffffffff817179fc>] get_tree_bdev+0x19c/0x270 fs/super.c:1614
    [<ffffffff8171453d>] vfs_get_tree+0x2d/0x120 fs/super.c:1779
    [<ffffffff8175fb17>] do_new_mount fs/namespace.c:3352 [inline]
    [<ffffffff8175fb17>] path_mount+0xc97/0x10d0 fs/namespace.c:3679
    [<ffffffff817606e5>] do_mount fs/namespace.c:3692 [inline]
    [<ffffffff817606e5>] __do_sys_mount fs/namespace.c:3898 [inline]
    [<ffffffff817606e5>] __se_sys_mount fs/namespace.c:3875 [inline]
    [<ffffffff817606e5>] __x64_sys_mount+0x1a5/0x1f0 fs/namespace.c:3875
    [<ffffffff850d3f00>] do_syscall_x64 arch/x86/entry/common.c:52 [inline]
    [<ffffffff850d3f00>] do_syscall_64+0xa0/0x1d0 arch/x86/entry/common.c:83
    [<ffffffff85200130>] entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff88811b820000 (size 131072):
  comm "syz-executor.0", pid 5099, jiffies 4294941952
  hex dump (first 32 bytes):
    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 00 00  ................
  backtrace (crc 4599d99):
    [<ffffffff8165b4dd>] __kmalloc_large_node+0xdd/0x150 mm/slub.c:3920
    [<ffffffff816626ef>] __do_kmalloc_node mm/slub.c:3954 [inline]
    [<ffffffff816626ef>] __kmalloc_node+0x35f/0x420 mm/slub.c:3973
    [<ffffffff815d4a4f>] kmalloc_node include/linux/slab.h:648 [inline]
    [<ffffffff815d4a4f>] kvmalloc_node+0x6f/0x170 mm/util.c:634
    [<ffffffff819f2e7e>] kvmalloc include/linux/slab.h:766 [inline]
    [<ffffffff819f2e7e>] kvmalloc_array include/linux/slab.h:784 [inline]
    [<ffffffff819f2e7e>] kvcalloc include/linux/slab.h:789 [inline]
    [<ffffffff819f2e7e>] exfat_load_upcase_table fs/exfat/nls.c:661 [inline]
    [<ffffffff819f2e7e>] exfat_create_upcase_table+0x1be/0x650 fs/exfat/nls.c:778
    [<ffffffff819efb2d>] __exfat_fill_super fs/exfat/super.c:591 [inline]
    [<ffffffff819efb2d>] exfat_fill_super+0x7ed/0xf10 fs/exfat/super.c:641
    [<ffffffff817179fc>] get_tree_bdev+0x19c/0x270 fs/super.c:1614
    [<ffffffff8171453d>] vfs_get_tree+0x2d/0x120 fs/super.c:1779
    [<ffffffff8175fb17>] do_new_mount fs/namespace.c:3352 [inline]
    [<ffffffff8175fb17>] path_mount+0xc97/0x10d0 fs/namespace.c:3679
    [<ffffffff817606e5>] do_mount fs/namespace.c:3692 [inline]
    [<ffffffff817606e5>] __do_sys_mount fs/namespace.c:3898 [inline]
    [<ffffffff817606e5>] __se_sys_mount fs/namespace.c:3875 [inline]
    [<ffffffff817606e5>] __x64_sys_mount+0x1a5/0x1f0 fs/namespace.c:3875
    [<ffffffff850d3f00>] do_syscall_x64 arch/x86/entry/common.c:52 [inline]
    [<ffffffff850d3f00>] do_syscall_64+0xa0/0x1d0 arch/x86/entry/common.c:83
    [<ffffffff85200130>] entry_SYSCALL_64_after_hwframe+0x77/0x7f


Crashes (409):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/04/16 11:01 upstream 96fca68c4fbf 0d592ce4 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-leak memory leak in corrupted
2024/04/15 08:16 upstream 72374d71c315 c8349e48 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/13 13:07 upstream 8f2c057754b2 c8349e48 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/12 02:48 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-leak memory leak in corrupted
2024/04/12 02:00 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-leak memory leak in corrupted
2024/04/12 01:35 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/12 01:11 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-leak memory leak in corrupted
2024/04/12 00:08 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 23:26 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 22:48 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 21:44 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 20:55 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 20:17 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 19:52 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 19:17 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 18:11 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 17:50 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 16:56 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 16:08 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 15:23 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 14:38 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 13:52 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 13:14 upstream e8c39d0f57f3 478efa7f .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 07:34 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 07:05 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 06:12 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 05:13 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 04:32 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 04:11 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 03:16 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 02:49 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 01:54 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 01:37 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 01:11 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/11 00:14 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 23:35 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 22:54 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 22:33 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 21:45 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 21:26 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 21:01 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 20:41 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 19:56 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 19:32 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 18:10 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 15:53 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 15:10 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 14:23 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 13:21 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/04/10 12:27 upstream 2c71fdf02a95 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-leak memory leak in corrupted
2024/04/01 18:51 upstream 39cd87c4eb2b 6baf5069 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
2024/03/28 18:59 upstream 8d025e2092e2 120789fd .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-gce-leak memory leak in corrupted
* Struck through repros no longer work on HEAD.