Hello,
syzbot found the following issue on:
HEAD commit: b0b664ad ANDROID: GKI: update .xml file
git tree: android12-5.4
console output:
https://syzkaller.appspot.com/x/log.txt?x=17d0346fd00000
kernel config:
https://syzkaller.appspot.com/x/.config?x=d6369a9bfb56299f
dashboard link:
https://syzkaller.appspot.com/bug?extid=33e01ab862123610994d
compiler: Debian clang version 11.0.1-2
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by:
syzbot+33e01a...@syzkaller.appspotmail.com
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 30810 Comm: syz-executor.0 Not tainted 5.4.125-syzkaller-00093-gb0b664ad1351 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__fsnotify_parent+0xbc/0x310 fs/notify/fsnotify.c:155
Code: 08 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 28 4b eb ff 4d 8b 36 4c 89 6c 24 18 44 89 64 24 14 4c 89 f0 48 c1 e8 03 <8a> 04 18 84 c0 0f 85 04 02 00 00 45 8b 2e bb 00 40 00 00 be 00 40
RSP: 0018:ffff8881e9e97d00 EFLAGS: 00010246
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000040000
RDX: ffffc9000f608000 RSI: 0000000000000588 RDI: 0000000000000589
RBP: ffff8881e9e97df0 R08: ffffffff81dde41d R09: ffffed103be7b800
R10: ffffed103e4d5b95 R11: 0000000000000000 R12: 0000000000000020
R13: ffff8881e9e97e60 R14: 0000000000000000 R15: 1ffff1103d3d2fa4
FS: 00007fb3673c6700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc35b299718 CR3: 00000001e2898000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
fsnotify_parent include/linux/fsnotify.h:40 [inline]
fsnotify_open include/linux/fsnotify.h:276 [inline]
do_sys_open+0x53f/0x7c0 fs/open.c:1118
do_syscall_64+0xcb/0x1e0 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x4665d9
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fb3673c6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000000000056c0f0 RCX: 00000000004665d9
RDX: 0000000000000000 RSI: 0000000020002040 RDI: ffffffffffffff9c
RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056c0f0
R13: 00007ffe5b978def R14: 00007fb3673c6300 R15: 0000000000022000
Modules linked in:
---[ end trace 41e59136b6b1d2ed ]---
RIP: 0010:__fsnotify_parent+0xbc/0x310 fs/notify/fsnotify.c:155
Code: 08 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 28 4b eb ff 4d 8b 36 4c 89 6c 24 18 44 89 64 24 14 4c 89 f0 48 c1 e8 03 <8a> 04 18 84 c0 0f 85 04 02 00 00 45 8b 2e bb 00 40 00 00 be 00 40
RSP: 0018:ffff8881e9e97d00 EFLAGS: 00010246
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000040000
RDX: ffffc9000f608000 RSI: 0000000000000588 RDI: 0000000000000589
RBP: ffff8881e9e97df0 R08: ffffffff81dde41d R09: ffffed103be7b800
R10: ffffed103e4d5b95 R11: 0000000000000000 R12: 0000000000000020
R13: ffff8881e9e97e60 R14: 0000000000000000 R15: 1ffff1103d3d2fa4
FS: 00007fb3673c6700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc35b29a000 CR3: 00000001e2898000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
---
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