syzbot


WARNING in untrack_pfn

Status: upstream: reported C repro on 2018/07/23 16:59
Subsystems: kernel
[Documentation on labels]
Reported-by: syzbot+e1a4f80c370d2381e49f@syzkaller.appspotmail.com
First crash: 2101d, last: 29d
Cause bisection: introduced by (bisect log) :
commit c68729119f4d2993bec3c9cb999ad76de5aeddba
Author: Julia Lawall <Julia.Lawall@lip6.fr>
Date: Sat Jul 15 09:58:19 2017 +0000

  leds: tlc591xx: add missing of_node_put

Crash: WARNING in untrack_pfn (log)
Repro: syz .config
  
Fix bisection: failed (error log, bisect log)
  
Discussions (2)
Title Replies (including bot) Last reply
WARNING in untrack_pfn 4 (7) 2019/08/13 11:31
Reminder: 6 open syzbot bugs in mm subsystem 1 (1) 2019/07/10 06:23
Similar bugs (9)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-49 WARNING in untrack_pfn syz 35 1603d 1836d 0/3 public: reported syz repro on 2019/04/14 09:28
linux-5.15 WARNING in untrack_pfn origin:lts-only C done 7 137d 279d 0/3 upstream: reported C repro on 2023/07/19 07:05
linux-4.19 WARNING in untrack_pfn C error 24 462d 1723d 0/1 upstream: reported C repro on 2019/08/05 09:38
linux-4.14 WARNING in untrack_pfn C inconclusive 27 454d 1715d 0/1 upstream: reported C repro on 2019/08/13 08:40
android-44 WARNING in untrack_pfn C 211 1868d 2242d 0/2 closed as invalid on 2019/03/16 01:21
android-414 WARNING in untrack_pfn syz 1 1948d 1837d 0/1 public: reported syz repro on 2019/04/13 00:01
linux-6.1 WARNING in untrack_pfn (2) origin:lts-only C done 4 109d 232d 0/3 upstream: reported C repro on 2023/09/04 06:46
linux-6.1 WARNING in untrack_pfn 2 366d 374d 0/3 auto-obsoleted due to no activity on 2023/08/21 02:48
android-44 WARNING in untrack_pfn (2) C 71 1602d 1839d 0/2 public: reported C repro on 2019/04/11 08:44
Last patch testing requests (10)
Created Duration User Patch Repo Result
2024/03/25 15:24 16m retest repro upstream report log
2024/01/15 14:52 20m retest repro upstream report log
2023/07/06 18:27 30m retest repro upstream OK log
2023/07/06 18:27 34m retest repro upstream OK log
2023/07/06 18:27 35m retest repro upstream OK log
2023/07/06 16:28 35m retest repro linux-next OK log
2023/07/06 16:28 32m retest repro linux-next OK log
2023/07/06 16:28 28m retest repro linux-next OK log
2023/07/06 14:21 32m retest repro linux-next OK log
2023/07/06 14:21 22m retest repro linux-next OK log
Fix bisection attempts (6)
Created Duration User Patch Repo Result
2020/05/17 02:10 0m bisect fix upstream error job log (0)
2020/04/16 17:28 26m bisect fix upstream job log (0) log
2020/03/17 03:49 26m bisect fix upstream job log (0) log
2020/02/12 05:21 27m bisect fix upstream job log (0) log
2020/01/13 03:59 32m bisect fix upstream job log (0) log
2019/12/11 10:59 36m bisect fix upstream job log (0) log

Sample crash report:
WARNING: CPU: 3 PID: 5213 at arch/x86/mm/pat/memtype.c:1060 untrack_pfn+0x484/0x580 arch/x86/mm/pat/memtype.c:1060
Modules linked in:
CPU: 3 PID: 5213 Comm: syz-executor109 Not tainted 6.7.0-rc6-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:untrack_pfn+0x484/0x580 arch/x86/mm/pat/memtype.c:1060
Code: b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 84 94 fd ff ff e8 37 27 a0 00 e9 8a fd ff ff e8 bd 3f 4a 00 90 <0f> 0b 90 e9 84 fd ff ff e8 af 3f 4a 00 49 8d bc 24 a0 01 00 00 31
RSP: 0018:ffffc9000370f668 EFLAGS: 00010293

RAX: 0000000000000000 RBX: ffff88802f8d0200 RCX: ffffffff813c1e81
RDX: ffff8880219cc380 RSI: ffffffff813c21c3 RDI: 0000000000000005
RBP: 1ffff920006e1ece R08: 0000000000000005 R09: 0000000000000000
R10: 00000000ffffffea R11: 0000000000000002 R12: 00000000ffffffea
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  0000555555c1f380(0000) GS:ffff88806b900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555555c1fca8 CR3: 0000000017994000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 unmap_single_vma+0x1bd/0x2b0 mm/memory.c:1678
 unmap_vmas+0x229/0x470 mm/memory.c:1744
 exit_mmap+0x1ad/0xa70 mm/mmap.c:3308
 __mmput+0x12a/0x4d0 kernel/fork.c:1349
 mmput+0x62/0x70 kernel/fork.c:1371
 dup_mm kernel/fork.c:1707 [inline]
 copy_mm kernel/fork.c:1740 [inline]
 copy_process+0x45d2/0x73f0 kernel/fork.c:2502
 kernel_clone+0xfd/0x930 kernel/fork.c:2907
 __do_sys_clone3+0x1f1/0x260 kernel/fork.c:3208
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f678d3fdf29
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff2c908ad8 EFLAGS: 00000246
 ORIG_RAX: 00000000000001b3
RAX: ffffffffffffffda RBX: 00007fff2c908ae0 RCX: 00007f678d3fdf29
RDX: 00007f678d3fd160 RSI: 0000000000000058 RDI: 00007fff2c908ae0
RBP: 0000000000000002 R08: 00007fff2c908876 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000246 R12: 000000000000aa4a
R13: 00007fff2c908c0c R14: 00007fff2c908c20 R15: 00007fff2c908c10
 </TASK>

Crashes (128):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/12/18 15:48 upstream ceb6a6f023fd 3222d10c .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in untrack_pfn
2023/03/30 08:26 upstream ffe78bbd5121 f325deb0 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in untrack_pfn
2023/02/17 19:06 upstream ec35307e18ba 3e7039f4 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in untrack_pfn
2023/02/12 21:10 upstream f339c2597ebb 93e26d60 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in untrack_pfn
2023/01/18 00:31 upstream 6e50979a9c87 aedf5331 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in untrack_pfn
2022/12/28 00:19 upstream 1b929c02afd3 44712fbc .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in untrack_pfn
2022/12/27 04:25 upstream 1b929c02afd3 9da18ae8 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2022/10/20 08:55 upstream 55be6084c8e0 b31320fc .config strace log report syz C [disk image] [vmlinux] ci-upstream-kasan-gce-selinux-root WARNING in untrack_pfn
2022/10/17 11:37 upstream 55be6084c8e0 67cb024c .config strace log report syz C [disk image] [vmlinux] ci-upstream-kasan-gce-root WARNING in untrack_pfn
2022/10/17 11:05 upstream 55be6084c8e0 67cb024c .config strace log report syz C [disk image] [vmlinux] ci-upstream-kasan-gce-selinux-root WARNING in untrack_pfn
2022/10/09 05:23 upstream a6afa4199d3d aea5da89 .config strace log report syz C [disk image] [vmlinux] ci-upstream-kasan-gce WARNING in untrack_pfn
2022/09/24 03:08 upstream 1707c39ae309 0042f2b4 .config strace log report syz C [disk image] [vmlinux] ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2022/09/23 14:35 upstream bf682942cd26 0042f2b4 .config strace log report syz C ci-upstream-kasan-gce-selinux-root WARNING in untrack_pfn
2022/09/21 08:28 upstream 60891ec99e14 c4b8ccfd .config strace log report syz C ci-upstream-kasan-gce-selinux-root WARNING in untrack_pfn
2022/08/27 09:24 upstream 3e5c673f0d75 07177916 .config console log report syz C ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2022/08/23 22:13 upstream 072e51356cd5 cea8b0f7 .config strace log report syz C ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2022/07/28 01:08 upstream 6e7765cb477a fb95c74d .config strace log report syz C ci-upstream-kasan-gce-root WARNING in untrack_pfn
2022/07/25 17:40 upstream e0dccc3b76fb 664c519c .config strace log report syz C ci-upstream-kasan-gce-root WARNING in untrack_pfn
2022/07/07 23:53 upstream e8a4e1c1bb69 bff65f44 .config strace log report syz C ci-upstream-kasan-gce-root WARNING in untrack_pfn
2022/07/07 08:01 upstream 9f09069cde34 bff65f44 .config strace log report syz C ci-upstream-kasan-gce-root WARNING in untrack_pfn
2022/06/18 13:42 upstream 4b35035bcf80 8f633d84 .config strace log report syz C ci-upstream-kasan-gce WARNING in untrack_pfn
2022/06/16 06:51 upstream 979086f5e006 1719ee24 .config console log report syz C ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2022/06/16 04:04 upstream 979086f5e006 1719ee24 .config strace log report syz C ci-upstream-kasan-gce WARNING in untrack_pfn
2022/05/21 09:43 upstream 3b5e1590a267 7268fa62 .config strace log report syz C ci-upstream-kasan-gce WARNING in untrack_pfn
2021/12/17 01:28 upstream fa36bbe6d43f 8dd6a5e3 .config console log report syz C ci-upstream-kasan-gce WARNING in untrack_pfn
2022/09/06 07:07 linux-next e47eb90a0a9a 9dcd38fc .config strace log report syz C ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/09/04 15:08 linux-next e47eb90a0a9a 28811d0a .config strace log report syz C ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/08/14 21:25 linux-next 6c8f479764eb 8dfcaa3d .config strace log report syz C ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/08/14 12:35 linux-next 6c8f479764eb 8dfcaa3d .config console log report syz C ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/08/14 05:02 linux-next 6c8f479764eb 8dfcaa3d .config console log report syz C ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/06/12 02:49 linux-next 6d0c80680317 0d5abf15 .config console log report syz C ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/05/13 00:07 linux-next 187b9ac8c348 9ad6612a .config strace log report syz C ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2019/08/13 10:55 upstream d45331b00ddb 8620c2c2 .config console log report syz C ci-upstream-kasan-gce-smack-root
2018/12/23 00:34 upstream 23203e3f34c9 e3bd7ab8 .config console log report syz ci-upstream-kasan-gce-selinux-root
2018/10/13 11:40 upstream bab5c80b2110 caf12900 .config console log report syz ci-upstream-kasan-gce-smack-root
2018/09/02 05:15 upstream 360bd62dc494 a4718693 .config console log report syz ci-upstream-kasan-gce-root
2018/08/31 00:37 upstream 58c3f14f86c9 938220fd .config console log report syz ci-upstream-kasan-gce-386
2018/07/23 10:56 linux-next 89cf55353308 f69c5fcd .config console log report syz ci-upstream-linux-next-kasan-gce-root
2024/01/01 14:38 upstream 610a9b8f49fb fb427a07 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in untrack_pfn
2023/11/22 20:02 upstream c2d5304e6c64 03e12510 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in untrack_pfn
2023/11/20 19:32 upstream 98b1cc82c4af cb976f63 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2023/10/21 20:12 upstream 9c5d00cb7b6b 361b23dc .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2023/09/21 06:29 upstream 5d2f53532ecc 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in untrack_pfn
2023/09/11 07:54 upstream 0bb80ecc33a8 6654cf89 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in untrack_pfn
2023/12/18 15:36 upstream ceb6a6f023fd 3222d10c .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in untrack_pfn
2023/08/21 00:39 upstream 706a74159504 d216d8a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in untrack_pfn
2023/04/26 19:12 upstream 0cfd8703e7da 19a3dabe .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in untrack_pfn
2023/04/24 07:03 upstream 457391b03803 2b32bd34 .config console log report info ci-qemu-upstream WARNING in untrack_pfn
2023/04/22 16:37 upstream 8e41e0a57566 2b32bd34 .config console log report info ci-qemu-upstream WARNING in untrack_pfn
2023/03/31 20:43 upstream 62bad54b26db f325deb0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in untrack_pfn
2022/12/28 15:00 upstream 1b929c02afd3 44712fbc .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in untrack_pfn
2022/11/21 06:33 upstream 77c51ba552a1 5bb70014 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2022/11/17 06:08 upstream 59d0d52c30d4 3a127a31 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce WARNING in untrack_pfn
2022/10/10 19:01 upstream 4899a36f91a9 aea5da89 .config console log report info [disk image] [vmlinux] ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2022/09/11 10:31 upstream b96fbd602d35 356d8217 .config console log report info ci-upstream-kasan-gce WARNING in untrack_pfn
2022/09/04 01:05 upstream d895ec7938c4 28811d0a .config console log report info [disk image] [vmlinux] ci-upstream-kasan-gce-selinux-root WARNING in untrack_pfn
2022/08/31 07:38 upstream dcf8e5633e2e 4a380809 .config console log report info ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2022/08/28 12:42 upstream 10d4879f9ef0 07177916 .config console log report info ci-upstream-kasan-gce-selinux-root WARNING in untrack_pfn
2022/08/26 00:35 upstream 3f5c20055a64 9b5bf4cd .config console log report info ci-upstream-kasan-gce WARNING in untrack_pfn
2022/07/21 00:52 upstream 353f7988dd84 88cb1383 .config console log report info ci-upstream-kasan-gce WARNING in untrack_pfn
2022/07/02 19:16 upstream 089866061428 1434eec0 .config console log report info ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2022/06/24 21:07 upstream 92f20ff72066 a5dbd430 .config console log report info ci-upstream-kasan-gce-root WARNING in untrack_pfn
2022/06/10 01:13 upstream 6bfb56e93bce 0d5abf15 .config console log report info ci-upstream-kasan-gce WARNING in untrack_pfn
2022/06/06 08:46 upstream 952923ddc011 c8857892 .config console log report info ci-upstream-kasan-gce WARNING in untrack_pfn
2022/06/01 20:42 upstream 700170bf6b4d 3666edfe .config console log report info ci-upstream-kasan-gce WARNING in untrack_pfn
2022/05/31 07:47 upstream 2c5ca23f7414 af70c3a9 .config console log report info ci-upstream-kasan-gce WARNING in untrack_pfn
2022/05/23 05:20 upstream 4b0986a3613c 7268fa62 .config console log report info ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2022/05/20 06:13 upstream b015dcd62b86 cb1ac2e7 .config console log report info ci-upstream-kasan-gce-root WARNING in untrack_pfn
2022/04/23 16:13 upstream c00c5e1d157b 131df97d .config console log report info ci-upstream-kasan-gce WARNING in untrack_pfn
2022/03/28 07:25 upstream f82da161ea75 89bc8608 .config console log report info ci-upstream-kasan-gce WARNING in untrack_pfn
2022/01/17 01:34 upstream 79e06c4c4950 723cfaf0 .config console log report info ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2022/01/11 15:41 upstream fe8152b38d3a 1884f55a .config console log report info ci-upstream-kasan-gce WARNING in untrack_pfn
2021/11/13 17:26 upstream 66f4beaa6c1d 83f5c9b5 .config console log report info ci-upstream-kasan-gce-smack-root WARNING in untrack_pfn
2023/04/14 00:33 upstream de4664485abb 3cfcaa1b .config console log report info ci-qemu-upstream-386 WARNING in untrack_pfn
2022/12/25 20:47 upstream 72a85e2b0a1e 9da18ae8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 WARNING in untrack_pfn
2024/01/21 00:33 linux-next ad5c60d66016 9bd8dcda .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2023/12/10 04:34 linux-next 8e00ce02066e 28b24332 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2023/10/25 02:09 linux-next f017d9a92a73 17e6d526 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2023/09/09 14:25 linux-next af3c30d33476 6654cf89 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2023/08/10 00:25 linux-next 21ef7b1e17d0 13ca4cd6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2023/02/03 05:09 linux-next ea4dabbb4ad7 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/09/30 07:30 linux-next aaa11ce2ffc8 1d385642 .config console log report info [disk image] [vmlinux] ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/08/30 07:58 linux-next b27a3ca08ba7 5b44472d .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/05/20 03:47 linux-next 3f7bdc402fb0 cb1ac2e7 .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/05/19 09:13 linux-next 3f7bdc402fb0 50c53f39 .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/05/18 18:56 linux-next 3f7bdc402fb0 50c53f39 .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/05/17 18:01 linux-next 3f7bdc402fb0 744a39e2 .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/05/17 06:49 linux-next 3f7bdc402fb0 744a39e2 .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/05/17 03:56 linux-next 3f7bdc402fb0 744a39e2 .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/05/17 01:34 linux-next 3f7bdc402fb0 744a39e2 .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/05/14 14:29 linux-next 1e1b28b936ae 744a39e2 .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/05/12 23:53 linux-next 187b9ac8c348 9ad6612a .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2022/04/29 04:31 linux-next bdc61aad77fa e9076525 .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in untrack_pfn
2019/10/07 03:27 upstream b212921b13bd f3f7d9c8 .config console log report ci-upstream-kasan-gce-smack-root
* Struck through repros no longer work on HEAD.