syzbot

 sign-in | mailing list | source | docs
🐞 Open [73] 🐞 Fixed [70] 🐞 Invalid [133] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes 💬 Send us feedback

BUG: stack guard page was hit in file_open (5)

Status: closed as dup on 2022/03/21 14:57
Reported-by: syzbot+179745eff42794aebee4@syzkaller.appspotmail.com
First crash: 773d, last: 766d
Cause bisection: introduced by (bisect log) :
commit 07630c80731a93d066b6365b53a033841baebd54
Author: Paul Lawrence <paullawrence@google.com>
Date: Fri Feb 4 15:20:46 2022 +0000

  Revert "ANDROID: incremental-fs: fix mount_fs issue"

Crash: BUG: stack guard page was hit in file_open (log)
Repro: C syz .config
  
▶ ▼ Duplicate of
Title Repro Cause bisect Fix bisect Count Last Reported
BUG: stack guard page was hit in file_open C error 25 781d 860d
▶ ▼ Similar bugs (10)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-10 BUG: stack guard page was hit in file_open (11) 4 714d 716d 0/2 auto-closed as invalid on 2022/08/10 05:42
android-5-10 BUG: stack guard page was hit in file_open (3) C 1 778d 778d 0/2 closed as dup on 2022/03/08 20:56
android-5-10 BUG: stack guard page was hit in file_open (7) C error 6 758d 759d 0/2 closed as dup on 2022/03/30 17:23
android-5-10 BUG: stack guard page was hit in file_open (9) C error 5 752d 753d 0/2 closed as dup on 2022/04/04 16:49
android-5-10 BUG: stack guard page was hit in file_open (4) C error 10 773d 775d 0/2 closed as dup on 2022/03/13 15:48
android-5-10 BUG: stack guard page was hit in file_open (6) C error 2 765d 765d 0/2 closed as dup on 2022/03/22 16:24
android-5-10 BUG: stack guard page was hit in file_open (8) C error 2 756d 756d 0/2 closed as dup on 2022/04/01 14:43
android-5-10 BUG: stack guard page was hit in file_open (10) C error 14 721d 721d 0/2 closed as dup on 2022/05/05 20:10
android-5-10 BUG: stack guard page was hit in file_open (2) C error 3 781d 781d 0/2 closed as dup on 2022/03/07 15:29
android-5-10 BUG: stack guard page was hit in file_open C error 25 781d 860d 2/2 fixed on 2022/03/05 17:38

Sample crash report:
BUG: stack guard page was hit at ffffc90000267ff8 (stack is ffffc90000268000..ffffc9000026ffff)
kernel stack overflow (double-fault): 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 366 Comm: syz-executor153 Not tainted 5.10.106-syzkaller-00514-g5287773dba0d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:memset+0x6/0x40 mm/kasan/shadow.c:43
Code: 00 00 66 90 55 48 89 e5 89 f6 48 8b 4d 08 ba 01 00 00 00 e8 3c ed ff ff 5d c3 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 <41> 56 53 49 89 d7 41 89 f6 48 89 fb 48 8b 4d 08 48 89 d6 ba 01 00
RSP: 0018:ffffc90000268000 EFLAGS: 00010246
RAX: ffff88811d35bb40 RBX: dffffc0000000000 RCX: ffffc90000268130
RDX: 0000000000000060 RSI: 0000000000000000 RDI: ffffc900002680a0
RBP: ffffc90000268008 R08: dffffc0000000000 R09: ffffc90000268180
R10: fffff5200004d033 R11: 0000000000000000 R12: ffff88811d35bb40
R13: ffffc900002680a0 R14: ffff88811d35bb40 R15: 0000000000000000
FS:  000055555744d3c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90000267ff8 CR3: 00000001079b9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __unwind_start+0x34/0x420 arch/x86/kernel/unwind_frame.c:368
 unwind_start arch/x86/include/asm/unwind.h:60 [inline]
 arch_stack_walk+0xdc/0x140 arch/x86/kernel/stacktrace.c:24
 stack_trace_save+0x11b/0x1e0 kernel/stacktrace.c:121
 save_stack+0x96/0x1e0 mm/page_owner.c:146
 __set_page_owner+0x3b/0x300 mm/page_owner.c:219
 set_page_owner include/linux/page_owner.h:35 [inline]
 post_alloc_hook mm/page_alloc.c:2385 [inline]
 prep_new_page mm/page_alloc.c:2391 [inline]
 get_page_from_freelist+0xa74/0xa90 mm/page_alloc.c:4063
 __alloc_pages_nodemask+0x3c8/0x820 mm/page_alloc.c:5107
 alloc_slab_page mm/slub.c:1813 [inline]
 allocate_slab+0x6b/0x350 mm/slub.c:1815
 new_slab mm/slub.c:1876 [inline]
 new_slab_objects mm/slub.c:2635 [inline]
 ___slab_alloc+0x143/0x2f0 mm/slub.c:2798
 __slab_alloc mm/slub.c:2838 [inline]
 slab_alloc_node mm/slub.c:2920 [inline]
 slab_alloc mm/slub.c:2962 [inline]
 kmem_cache_alloc+0x26f/0x380 mm/slub.c:2967
 kmem_cache_zalloc include/linux/slab.h:654 [inline]
 __alloc_file+0x29/0x3b0 fs/file_table.c:101
 alloc_empty_file+0xac/0x1b0 fs/file_table.c:151
 dentry_open+0x4e/0x100 fs/open.c:956
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open fs/open.c:942 [inline]
 dentry_open+0xb8/0x100 fs/open.c:958
 file_open+0x2a3/0x650 fs/incfs/vfs.c:1427
 do_dentry_open+0x7a5/0x1090 fs/open.c:819
 vfs_open+0x73/0x80 fs/open.c:942
 do_open fs/namei.c:3327 [inline]
 path_openat+0x264d/0x3500 fs/namei.c:3444
 do_filp_open+0x200/0x440 fs/namei.c:3471
 do_sys_openat2+0x13b/0x470 fs/open.c:1211
 do_sys_open fs/open.c:1227 [inline]
 __do_sys_openat fs/open.c:1243 [inline]
 __se_sys_openat fs/open.c:1238 [inline]
 __x64_sys_openat+0x243/0x290 fs/open.c:1238
 do_syscall_64+0x31/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f0488fa86e9
Code: 9a 01 00 85 c0 b8 00 00 00 00 48 0f 44 c3 5b c3 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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd400de948 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0488fa86e9
RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 00000000ffffff9c
RBP: 0000000000000003 R08: 00007ffd400de968 R09: 00007ffd400de968
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd400de990
R13: 00007ffd400de970 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
---[ end trace eae988e0b33252a9 ]---
RIP: 0010:memset+0x6/0x40 mm/kasan/shadow.c:43
Code: 00 00 66 90 55 48 89 e5 89 f6 48 8b 4d 08 ba 01 00 00 00 e8 3c ed ff ff 5d c3 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 <41> 56 53 49 89 d7 41 89 f6 48 89 fb 48 8b 4d 08 48 89 d6 ba 01 00
RSP: 0018:ffffc90000268000 EFLAGS: 00010246
RAX: ffff88811d35bb40 RBX: dffffc0000000000 RCX: ffffc90000268130
RDX: 0000000000000060 RSI: 0000000000000000 RDI: ffffc900002680a0
RBP: ffffc90000268008 R08: dffffc0000000000 R09: ffffc90000268180
R10: fffff5200004d033 R11: 0000000000000000 R12: ffff88811d35bb40
R13: ffffc900002680a0 R14: ffff88811d35bb40 R15: 0000000000000000
FS:  000055555744d3c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90000267ff8 CR3: 00000001079b9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	00 00                	add    %al,(%rax)
   2:	66 90                	xchg   %ax,%ax
   4:	55                   	push   %rbp
   5:	48 89 e5             	mov    %rsp,%rbp
   8:	89 f6                	mov    %esi,%esi
   a:	48 8b 4d 08          	mov    0x8(%rbp),%rcx
   e:	ba 01 00 00 00       	mov    $0x1,%edx
  13:	e8 3c ed ff ff       	callq  0xffffed54
  18:	5d                   	pop    %rbp
  19:	c3                   	retq
  1a:	66 2e 0f 1f 84 00 00 	nopw   %cs:0x0(%rax,%rax,1)
  21:	00 00 00
  24:	55                   	push   %rbp
  25:	48 89 e5             	mov    %rsp,%rbp
  28:	41 57                	push   %r15
* 2a:	41 56                	push   %r14 <-- trapping instruction
  2c:	53                   	push   %rbx
  2d:	49 89 d7             	mov    %rdx,%r15
  30:	41 89 f6             	mov    %esi,%r14d
  33:	48 89 fb             	mov    %rdi,%rbx
  36:	48 8b 4d 08          	mov    0x8(%rbp),%rcx
  3a:	48 89 d6             	mov    %rdx,%rsi
  3d:	ba                   	.byte 0xba
  3e:	01 00                	add    %eax,(%rax)

Crashes (8):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/03/20 05:39 android12-5.10-lts 5287773dba0d e2d91b1d .config console log report syz C ci2-android-5-10 BUG: stack guard page was hit in file_open
2022/03/20 05:22 android12-5.10-lts 5287773dba0d e2d91b1d .config console log report syz C ci2-android-5-10 BUG: stack guard page was hit in file_open
2022/03/21 01:51 android12-5.10-lts 5287773dba0d e2d91b1d .config console log report info ci2-android-5-10 BUG: stack guard page was hit in file_open
2022/03/20 05:08 android12-5.10-lts 5287773dba0d e2d91b1d .config console log report info ci2-android-5-10 BUG: stack guard page was hit in file_open
2022/03/18 17:18 android12-5.10-lts 9e96a3d6ae39 e2d91b1d .config console log report info ci2-android-5-10 BUG: stack guard page was hit in file_open
2022/03/17 14:28 android12-5.10-lts 9e96a3d6ae39 dfa9a8ed .config console log report info ci2-android-5-10 BUG: stack guard page was hit in file_open
2022/03/14 14:23 android12-5.10-lts e1b86e7f5cbb 9e8eaa75 .config console log report info ci2-android-5-10 BUG: stack guard page was hit in file_open
2022/03/14 11:25 android12-5.10-lts e1b86e7f5cbb 9e8eaa75 .config console log report info ci2-android-5-10 BUG: stack guard page was hit in file_open
* Struck through repros no longer work on HEAD.