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WARNING in vma_merge

Status: upstream: reported C repro on 2022/04/27 12:43
Subsystems: mm
[Documentation on labels]
Reported-by: syzbot+7728e4ab5371cebc9c00@syzkaller.appspotmail.com
Fix commit: mm/mlock: use maple state in apply_mlockall_flags()
Patched on: [ci-upstream-linux-next-kasan-gce-root], missing on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-arm64 ci-upstream-gce-leak ci-upstream-kasan-badwrites-root ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386 ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-fs ci2-upstream-kcsan-gce ci2-upstream-usb]
First crash: 520d, last: 7h12m
Cause bisection: introduced by (bisect log) :
commit 80207910cd71b4e0e87140d165d82b5d3ff69e53
Author: Andrey Konovalov <andreyknvl@google.com>
Date: Fri Mar 25 01:13:12 2022 +0000

  kasan: move and hide kasan_save_enable/restore_multi_shot

Crash: SYZFATAL: executor failed NUM times: executor NUM: failed to write control pipe: write |NUM: broken pipe (log)
Repro: C syz .config
  
▶ ▼ Discussions (1)
Title Replies (including bot) Last reply
[syzbot] WARNING in vma_merge 4 (7) 2022/04/28 05:13
▶ ▼ Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 WARNING in vma_merge origin:lts-only C inconclusive 361 10h42m 152d 0/3 upstream: reported C repro on 2023/05/01 02:50

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5025 at mm/mmap.c:934 vma_merge+0x282/0x25c0 mm/mmap.c:934
Modules linked in:
CPU: 0 PID: 5025 Comm: syz-executor320 Not tainted 6.5.0-rc7-syzkaller-00164-g382d4cd18475 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:vma_merge+0x282/0x25c0 mm/mmap.c:934
Code: 48 c1 ea 03 80 3c 02 00 0f 85 0c 1e 00 00 4d 8b 37 48 89 ee 4c 89 f7 e8 0c 0d be ff 49 39 ee 0f 84 2e 0e 00 00 e8 ee 11 be ff <0f> 0b e8 e7 11 be ff 4c 8b 74 24 08 48 89 ef 4c 89 f6 e8 e7 0c be
RSP: 0018:ffffc90003a3fc20 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88802ac05500 RCX: 0000000000000000
RDX: ffff88807e395940 RSI: ffffffff81c7f6b2 RDI: 0000000000000006
RBP: 000000002043a000 R08: 0000000000000006 R09: 0000000020000000
R10: 000000002043a000 R11: ffffffff81da0c13 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000020000000 R15: ffff88802ac05900
FS:  00005555561d3380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000000 CR3: 00000000753c7000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 mbind_range+0x29e/0x530 mm/mempolicy.c:834
 __do_sys_set_mempolicy_home_node+0x4e1/0x840 mm/mempolicy.c:1561
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f053735b2a9
Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffec6bb7a38 EFLAGS: 00000246 ORIG_RAX: 00000000000001c2
RAX: ffffffffffffffda RBX: 00007ffec6bb7c18 RCX: 00007f053735b2a9
RDX: 0000000000000000 RSI: 0000000000002000 RDI: 0000000020439000
RBP: 00007f05373ce610 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffec6bb7c08 R14: 0000000000000001 R15: 0000000000000001
 </TASK>

Crashes (17913):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/08/26 03:32 upstream 382d4cd18475 03d9c195 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in vma_merge
2023/06/10 17:28 upstream 64569520920a 7086cdb9 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in vma_merge
2023/09/20 15:41 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2022/06/10 16:37 linux-next 6d0c80680317 0d5abf15 .config strace log report syz C ci-upstream-linux-next-kasan-gce-root WARNING in vma_merge
2022/06/09 23:35 linux-next ff539ac73ea5 0d5abf15 .config strace log report syz C ci-upstream-linux-next-kasan-gce-root WARNING in vma_merge
2022/04/27 13:14 linux-next f02ac5c95dfd 1fa34c1b .config console log report syz C ci-upstream-linux-next-kasan-gce-root WARNING in vma_merge
2022/06/16 09:08 linux-next 6012273897fe 1719ee24 .config console log report syz ci-upstream-linux-next-kasan-gce-root WARNING in vma_merge
2022/05/12 17:40 linux-next 187b9ac8c348 9ad6612a .config console log report syz ci-upstream-linux-next-kasan-gce-root WARNING in vma_merge
2023/09/17 22:50 upstream e789286468a9 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in vma_merge
2023/09/15 05:40 upstream 9fdfb15a3dbf 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in vma_merge
2023/09/15 00:16 upstream 9fdfb15a3dbf 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in vma_merge
2023/09/14 21:35 upstream 9fdfb15a3dbf 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in vma_merge
2023/09/11 07:33 upstream 0bb80ecc33a8 6654cf89 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in vma_merge
2023/09/08 10:33 upstream 4a0fc73da97e 72324844 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in vma_merge
2023/09/12 06:55 upstream 0bb80ecc33a8 59da8366 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in vma_merge
2023/09/23 06:38 upstream 8018e02a8703 0b6a67ac .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in vma_merge
2023/09/14 21:46 upstream aed8aee11130 0b6a67ac .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in vma_merge
2023/09/09 10:20 upstream 32bf43e4efdb 6654cf89 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in vma_merge
2023/09/07 04:40 upstream 744a759492b5 72324844 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm64 WARNING in vma_merge
2023/08/22 18:06 upstream f7757129e3de b81ca3f6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in vma_merge
2023/07/20 20:59 upstream 46670259519f 7b630fdb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in vma_merge
2023/08/25 03:42 upstream b5cc3833f13a 49be837e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in vma_merge
2023/06/12 11:49 upstream 858fd168a95c 49519f06 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm64-compat WARNING in vma_merge
2023/09/08 16:19 linux-next af3c30d33476 72324844 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in vma_merge
2023/09/07 08:26 linux-next cd04b2fab5ee 72324844 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in vma_merge
2023/09/29 23:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2e530aeb342b 8e26a358 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/29 21:09 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2e530aeb342b 8e26a358 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/29 05:13 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf6547d8715b d265efd8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/29 03:35 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf6547d8715b d265efd8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/28 19:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf6547d8715b c2ab1e5d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/28 10:43 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf6547d8715b c2ab1e5d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/27 16:32 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf6547d8715b 2895a507 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/26 06:09 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf6547d8715b 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/25 22:08 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf6547d8715b 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/25 07:48 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/24 09:59 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/24 00:08 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/23 21:59 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/23 19:07 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/23 08:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/23 01:04 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/21 23:05 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/21 13:15 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/21 08:29 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/21 02:08 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/20 18:47 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/20 04:59 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/19 19:51 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/19 12:41 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/17 18:10 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/16 17:03 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/16 11:54 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/13 14:49 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/13 12:48 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/13 00:09 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 59da8366 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/12 06:48 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 59da8366 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/11 14:15 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 59da8366 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/11 05:49 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 6654cf89 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/11 01:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 6654cf89 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/09 22:17 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 6654cf89 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/08 20:47 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 6654cf89 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/08 19:09 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 6654cf89 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2023/09/07 09:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 72324844 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in vma_merge
2022/04/27 12:06 linux-next f02ac5c95dfd 1fa34c1b .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in vma_merge
2022/04/27 07:01 linux-next f02ac5c95dfd 1fa34c1b .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in vma_merge
* Struck through repros no longer work on HEAD.