syzbot


WARNING in path_noexec (2)

Status: upstream: reported C repro on 2025/09/30 20:17
Subsystems: fs mm
[Documentation on labels]
Reported-by: syzbot+a9391462075ffb9f77c6@syzkaller.appspotmail.com
First crash: 34d, last: 1h52m
Cause bisection: failed (error log, bisect log)
  
Discussions (3)
Title Replies (including bot) Last reply
[syzbot] Monthly fs report (Oct 2025) 0 (1) 2025/10/31 08:55
[PATCH] dma-buf: use SB_I_NOEXEC and SB_I_NODEV 3 (3) 2025/10/10 22:57
[syzbot] [fs?] [mm?] WARNING in path_noexec (2) 2 (3) 2025/10/06 10:47
Similar bugs (1)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in path_noexec fs mm -1 C done 14318 34d 119d 29/29 fixed on 2025/09/30 15:20

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5995 at fs/exec.c:119 path_noexec+0x1af/0x200 fs/exec.c:118
Modules linked in:
CPU: 0 UID: 0 PID: 5995 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:path_noexec+0x1af/0x200 fs/exec.c:118
Code: 02 31 ff 48 89 de e8 10 9d 87 ff d1 eb eb 07 e8 27 98 87 ff b3 01 89 d8 5b 41 5e 41 5f 5d e9 b3 d4 d7 fe cc e8 12 98 87 ff 90 <0f> 0b 90 e9 48 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c a6
RSP: 0018:ffffc90003d7fbd8 EFLAGS: 00010293
RAX: ffffffff82386c5e RBX: ffff888024046940 RCX: ffff888026598000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000080000 R08: ffff888026598000 R09: 0000000000000003
R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000008013
R13: 1ffff920007aff90 R14: 0000000000000000 R15: dffffc0000000000
FS:  000055557c25e500(0000) GS:ffff88812613e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f663fff CR3: 000000007829e000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 do_mmap+0xa43/0x10d0 mm/mmap.c:469
 vm_mmap_pgoff+0x2a6/0x4d0 mm/util.c:581
 ksys_mmap_pgoff+0x51f/0x760 mm/mmap.c:604
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f92f818efc9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc9017a568 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f92f83e5fa0 RCX: 00007f92f818efc9
RDX: 0000000000000002 RSI: 0000000000001000 RDI: 0000200000ffd000
RBP: 00007f92f8211f91 R08: 0000000000000006 R09: 0000000000000000
R10: 0000000000008013 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f92f83e5fa0 R14: 00007f92f83e5fa0 R15: 0000000000000006
 </TASK>

Crashes (4652):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/10/28 16:46 upstream fd57572253bc fd2207e7 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in path_noexec
2025/10/28 12:37 upstream fd57572253bc fd2207e7 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in path_noexec
2025/09/30 19:24 upstream 30d4efb2f5a5 65a0eece .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2025/09/30 18:47 upstream 30d4efb2f5a5 65a0eece .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2025/10/17 19:20 upstream 98ac9cc4b445 e18aa505 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in path_noexec
2025/09/30 18:33 upstream 30d4efb2f5a5 65a0eece .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in path_noexec
2025/09/30 18:21 upstream 30d4efb2f5a5 65a0eece .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in path_noexec
2025/10/21 06:44 linux-next 606da5bb1655 9832ed61 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2025/10/01 04:13 linux-next 3b9b1f8df454 65a0eece .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2025/10/01 03:33 linux-next 3b9b1f8df454 65a0eece .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2025/10/01 02:53 linux-next 3b9b1f8df454 65a0eece .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2025/10/01 02:14 linux-next 3b9b1f8df454 65a0eece .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2025/09/30 18:55 linux-next 3b9b1f8df454 65a0eece .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2025/11/01 14:16 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 2c50b6a9 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in path_noexec
2025/09/30 18:31 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2213e57a69f0 65a0eece .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in path_noexec
2025/11/03 15:09 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in path_noexec
2025/11/03 13:33 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in path_noexec
2025/11/03 09:14 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2025/11/03 09:14 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2025/11/03 07:20 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
2025/11/03 05:45 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in path_noexec
2025/11/03 04:22 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in path_noexec
2025/11/03 03:03 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in path_noexec
2025/11/03 00:49 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2025/11/02 21:17 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2025/11/02 21:08 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in path_noexec
2025/11/02 15:22 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
2025/11/02 12:08 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
2025/11/02 07:06 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2025/11/02 06:27 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in path_noexec
2025/11/02 04:06 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
2025/11/02 02:59 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2025/11/01 23:50 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
2025/11/01 23:50 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
2025/11/01 13:42 upstream ba36dd5ee6fd 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2025/11/01 07:00 upstream b909d77359b8 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
2025/11/01 04:53 upstream b909d77359b8 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2025/10/31 13:54 upstream d127176862a9 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in path_noexec
2025/10/31 06:22 upstream e53642b87a4f 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in path_noexec
2025/10/31 03:16 upstream e53642b87a4f 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
2025/10/30 20:26 upstream e53642b87a4f fd2207e7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
2025/10/30 15:57 upstream e53642b87a4f fd2207e7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
2025/11/03 14:24 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in path_noexec
2025/10/31 23:41 upstream b909d77359b8 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in path_noexec
2025/11/03 12:58 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in path_noexec
2025/11/02 23:40 upstream 6146a0f1dfae 2c50b6a9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in path_noexec
2025/11/02 22:46 upstream 6146a0f1dfae 2c50b6a9 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in path_noexec
2025/11/02 00:56 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in path_noexec
2025/11/01 12:11 upstream ba36dd5ee6fd 2c50b6a9 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in path_noexec
2025/11/01 08:43 upstream ba36dd5ee6fd 2c50b6a9 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in path_noexec
2025/10/31 22:03 upstream 58fdd8484c05 2c50b6a9 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in path_noexec
2025/10/30 17:23 upstream e53642b87a4f 2c50b6a9 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in path_noexec
2025/10/30 17:21 upstream e53642b87a4f 2c50b6a9 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in path_noexec
2025/10/30 15:57 upstream e53642b87a4f 2c50b6a9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in path_noexec
2025/10/30 15:33 upstream e53642b87a4f 2c50b6a9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in path_noexec
2025/11/03 16:11 upstream 6146a0f1dfae e6c64ba8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in path_noexec
2025/11/02 18:14 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in path_noexec
2025/11/02 10:36 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in path_noexec
2025/11/02 04:58 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in path_noexec
2025/10/31 03:18 upstream e53642b87a4f 2c50b6a9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in path_noexec
2025/11/03 18:13 linux-next 982312090977 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in path_noexec
2025/11/02 04:18 linux-next 98bd8b16ae57 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2025/11/01 21:58 linux-next 98bd8b16ae57 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2025/11/01 09:29 linux-next 98bd8b16ae57 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in path_noexec
2025/11/01 07:43 linux-next 98bd8b16ae57 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2025/11/01 01:17 linux-next 98bd8b16ae57 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in path_noexec
2025/11/03 01:50 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in path_noexec
2025/11/03 01:49 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in path_noexec
2025/11/02 04:08 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in path_noexec
2025/10/30 15:40 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci b98c94eed4a9 fd2207e7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in path_noexec
2025/10/30 08:42 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci b98c94eed4a9 fd2207e7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in path_noexec
* Struck through repros no longer work on HEAD.