syzbot


WARNING in path_noexec (2)

Status: upstream: reported C repro on 2025/09/30 20:17
Subsystems: mm fs
[Documentation on labels]
Reported-by: syzbot+a9391462075ffb9f77c6@syzkaller.appspotmail.com
First crash: 112d, last: 36m
Cause bisection: failed (error log, bisect log)
  
Discussions (6)
Title Replies (including bot) Last reply
[syzbot] Monthly mm report (Jan 2026) 0 (1) 2026/01/19 08:18
[syzbot] Monthly mm report (Dec 2025) 0 (1) 2025/12/18 10:06
[syzbot] Monthly fs report (Dec 2025) 0 (1) 2025/12/01 12:38
[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 112d 197d 29/29 fixed on 2025/09/30 15:20

Sample crash report:
------------[ cut here ]------------
WARNING: fs/exec.c:119 at path_noexec+0x1af/0x200 fs/exec.c:118, CPU#1: syz.0.17/6030
Modules linked in:
CPU: 1 UID: 0 PID: 6030 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:path_noexec+0x1af/0x200 fs/exec.c:118
Code: 02 31 ff 48 89 de e8 c0 ab 86 ff d1 eb eb 07 e8 d7 a6 86 ff b3 01 89 d8 5b 41 5e 41 5f 5d c3 cc cc cc cc cc e8 c2 a6 86 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:ffffc900030e7bd8 EFLAGS: 00010293
RAX: ffffffff823a4ebe RBX: ffff8880787cd200 RCX: ffff888030933d00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000080000 R08: ffff888030933d00 R09: 0000000000000003
R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000000013
R13: 1ffff9200061cf90 R14: 0000000000000000 R15: dffffc0000000000
FS:  0000555569a9b500(0000) GS:ffff888125f1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30363fff CR3: 0000000078746000 CR4: 00000000003526f0
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+0xec/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0db138f749
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:00007ffe9e2cf278 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f0db15e5fa0 RCX: 00007f0db138f749
RDX: 0000000002000001 RSI: 0000000000003000 RDI: 0000200000000000
RBP: 00007f0db1413f91 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000013 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0db15e5fa0 R14: 00007f0db15e5fa0 R15: 0000000000000006
 </TASK>

Crashes (14035):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/12/24 00:30 upstream b927546677c8 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2025/11/29 19:54 upstream 19eef1d98eed d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2025/11/10 05:07 upstream f850568efe3a 4e1406b4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
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
2025/11/09 12:39 upstream 7bb4d6512545 4e1406b4 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in path_noexec
2025/11/06 01:33 upstream dc77806cf3b4 a6c9c731 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream 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
2025/12/24 07:48 linux-next cc3aa43b44bd d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2025/12/22 18:38 linux-next cc3aa43b44bd d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in path_noexec
2025/12/18 10:57 linux-next 12b95d29eb97 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in path_noexec
2025/12/02 08:55 linux-next 7d31f578f323 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2025/11/14 00:42 linux-next 6d7e7251d03f 07e030de .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce 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
2026/01/20 13:29 upstream 24d479d26b25 572effc1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2026/01/19 19:41 upstream 24d479d26b25 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in path_noexec
2026/01/19 18:05 upstream 24d479d26b25 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2026/01/19 15:59 upstream 24d479d26b25 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2026/01/19 12:03 upstream 24d479d26b25 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
2026/01/19 05:47 upstream 24d479d26b25 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2026/01/19 04:28 upstream e84d960149e7 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2026/01/19 02:58 upstream e84d960149e7 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2026/01/19 01:47 upstream e84d960149e7 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2026/01/19 00:41 upstream e84d960149e7 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2026/01/18 22:48 upstream e84d960149e7 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
2026/01/18 20:01 upstream e84d960149e7 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2026/01/18 15:40 upstream e84d960149e7 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in path_noexec
2026/01/18 09:33 upstream d12453c7e281 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2026/01/18 06:41 upstream e84d960149e7 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in path_noexec
2026/01/17 23:08 upstream d3eeb99bbc99 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2026/01/17 12:27 upstream 39d3389331ab d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2026/01/17 12:27 upstream 39d3389331ab d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2026/01/17 06:19 upstream 39d3389331ab d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in path_noexec
2026/01/17 00:26 upstream 983d014aafb1 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in path_noexec
2026/01/16 21:28 upstream 983d014aafb1 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2026/01/16 10:57 upstream 603c05a1639f d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in path_noexec
2026/01/16 06:00 upstream 603c05a1639f d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in path_noexec
2026/01/16 04:56 upstream 603c05a1639f d1b870e1 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto WARNING in path_noexec
2026/01/16 02:49 upstream 603c05a1639f d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in path_noexec
2026/01/16 01:42 upstream 603c05a1639f d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in path_noexec
2026/01/20 15:48 upstream 24d479d26b25 572effc1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in path_noexec
2026/01/18 07:57 upstream d12453c7e281 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in path_noexec
2026/01/17 04:44 upstream b62ce2547fe8 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in path_noexec
2026/01/20 16:56 upstream 24d479d26b25 572effc1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in path_noexec
2026/01/20 12:24 upstream 24d479d26b25 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in path_noexec
2026/01/20 10:25 upstream 24d479d26b25 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in path_noexec
2026/01/20 03:48 upstream 54e82e93ca93 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in path_noexec
2026/01/19 23:52 upstream 54e82e93ca93 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in path_noexec
2026/01/19 22:49 upstream 24d479d26b25 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in path_noexec
2026/01/19 05:30 upstream 24d479d26b25 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in path_noexec
2026/01/18 15:59 upstream e84d960149e7 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in path_noexec
2026/01/18 04:31 upstream 54e82e93ca93 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in path_noexec
2026/01/17 08:08 upstream b62ce2547fe8 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in path_noexec
2026/01/17 02:23 upstream 54e82e93ca93 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in path_noexec
2026/01/20 10:23 upstream 24d479d26b25 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in path_noexec
2026/01/19 19:35 upstream 24d479d26b25 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in path_noexec
2026/01/19 19:33 upstream 24d479d26b25 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in path_noexec
2026/01/18 21:04 upstream e84d960149e7 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in path_noexec
2026/01/18 18:16 upstream e84d960149e7 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in path_noexec
2026/01/18 18:12 upstream e84d960149e7 d1b870e1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in path_noexec
2026/01/20 14:32 linux-next d08c85ac8894 572effc1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2026/01/18 20:11 linux-next 46fe65a2c28e d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2026/01/18 02:02 linux-next 46fe65a2c28e d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in path_noexec
2026/01/17 09:32 linux-next 46fe65a2c28e d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2026/01/17 09:22 linux-next 46fe65a2c28e d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in path_noexec
2026/01/17 00:22 linux-next 46fe65a2c28e d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2026/01/16 03:31 linux-next 9b7977f9e39b d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce WARNING in path_noexec
2026/01/20 18:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 572effc1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in path_noexec
2026/01/19 07:31 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in path_noexec
2026/01/18 22:30 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in path_noexec
2026/01/18 22:28 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in path_noexec
2026/01/18 15:47 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in path_noexec
2026/01/17 09:22 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in path_noexec
2026/01/16 23:15 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 d6526ea3 .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.