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KMSAN: uninit-value in alauda_check_media

Status: upstream: reported C repro on 2019/10/07 19:39
Labels: usb usb-storage (incorrect?)
Reported-by: syzbot+e7d46eb426883fb97efd@syzkaller.appspotmail.com
First crash: 1333d, last: 17d
▶ ▼ Discussions (2)
Title Replies (including bot) Last reply
KMSAN: uninit-value in alauda_check_media 12 (17) 2021/12/29 16:45
Re: KMSAN: uninit-value in alauda_check_media 1 (2) 2019/10/11 11:17
▶ ▼ Last patch testing requests (10)
Created Duration User Patch Repo Result
2023/05/12 17:11 15m retest repro https://github.com/google/kmsan.git master report log
2023/05/12 17:11 16m retest repro https://github.com/google/kmsan.git master report log
2023/05/12 17:11 16m retest repro https://github.com/google/kmsan.git master report log
2023/05/12 17:11 17m retest repro https://github.com/google/kmsan.git master report log
2023/05/12 17:11 16m retest repro https://github.com/google/kmsan.git master report log
2021/12/28 08:01 14m christophe.jaillet@wanadoo.fr patch https://github.com/google/kmsan.git master report log
2020/09/15 10:17 19m anant.thazhemadam@gmail.com https://github.com/google/kmsan.git master OK
2020/09/14 10:42 19m dragonjetli@gmail.com patch https://github.com/google/kmsan.git master OK
2019/10/11 11:51 13m glider@google.com https://github.com/google/kmsan.git master report log
2019/10/11 11:23 21m jaskaransingh7654321@gmail.com patch https://github.com/google/kmsan.git 1e76a3e5 report log

Sample crash report:
=====================================================
BUG: KMSAN: uninit-value in alauda_check_media+0x294/0x2770 drivers/usb/storage/alauda.c:462
 alauda_check_media+0x294/0x2770 drivers/usb/storage/alauda.c:462
 alauda_transport+0x10b/0x4f90 drivers/usb/storage/alauda.c:1139
 usb_stor_invoke_transport+0x8d/0x3230 drivers/usb/storage/transport.c:611
 usb_stor_transparent_scsi_command+0x22/0x30 drivers/usb/storage/protocol.c:108
 usb_stor_control_thread+0x685/0xbc0 drivers/usb/storage/usb.c:380
 kthread+0x31b/0x430 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308

Local variable status created at:
 alauda_check_media+0x6f/0x2770 drivers/usb/storage/alauda.c:457
 alauda_transport+0x10b/0x4f90 drivers/usb/storage/alauda.c:1139

CPU: 0 PID: 5034 Comm: usb-storage Not tainted 6.2.0-rc6-syzkaller-80422-geda666ff2276 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
=====================================================

Crashes (1059):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Manager Title
2023/02/05 21:21 https://github.com/google/kmsan.git master eda666ff2276 be607b78 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2022/10/28 19:44 https://github.com/google/kmsan.git master be8b0d020631 ea12ae9b .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2022/04/05 23:51 https://github.com/google/kmsan.git master 33d9269ef6e0 0127c10f .config console log report syz C ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2022/03/23 21:20 https://github.com/google/kmsan.git master 97c7732c2bb6 5ff41e94 .config console log report syz C ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2021/06/28 08:37 https://github.com/google/kmsan.git master 57b5797c8013 9d2ab5df .config console log report syz C ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2019/10/05 07:09 https://github.com/google/kmsan.git master 1e76a3e537c3 f3f7d9c8 .config console log report syz C ci-upstream-kmsan-gce
2023/02/25 13:53 https://github.com/google/kmsan.git master 97e36f4aa06f ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/21 21:20 https://github.com/google/kmsan.git master 224e1375d540 42a4d508 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/21 04:07 https://github.com/google/kmsan.git master 224e1375d540 4f5f5209 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/19 10:14 https://github.com/google/kmsan.git master 31b504f219a9 bcdf85f8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/18 00:19 https://github.com/google/kmsan.git master 31b504f219a9 3e7039f4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/15 18:46 https://github.com/google/kmsan.git master da13c00eebfb 6be0f1f5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/15 03:40 https://github.com/google/kmsan.git master da13c00eebfb 1d6b4af7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/12 14:56 https://github.com/google/kmsan.git master 8c89ecf5c13b 93e26d60 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/12 01:07 https://github.com/google/kmsan.git master 8c89ecf5c13b 93e26d60 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/07 00:32 https://github.com/google/kmsan.git master eda666ff2276 0a9c11b6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/06 11:57 https://github.com/google/kmsan.git master eda666ff2276 be607b78 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/05 20:32 https://github.com/google/kmsan.git master eda666ff2276 be607b78 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/03 22:57 https://github.com/google/kmsan.git master eda666ff2276 1b2f701a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/03 04:17 https://github.com/google/kmsan.git master eda666ff2276 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/02 10:05 https://github.com/google/kmsan.git master eda666ff2276 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/31 23:52 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/31 04:27 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/30 23:13 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/30 18:33 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/30 05:28 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/30 04:21 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/29 18:44 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/28 12:37 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/28 07:33 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/28 01:05 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/27 20:42 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/27 10:49 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/27 05:33 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/27 03:26 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/27 00:15 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/26 23:11 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/26 20:33 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/25 16:52 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/25 14:33 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/25 03:36 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/24 23:00 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/24 20:16 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/24 13:33 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/23 17:35 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/23 04:36 https://github.com/google/kmsan.git master e919e2b1bc1c 559a440a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/22 18:14 https://github.com/google/kmsan.git master e919e2b1bc1c 559a440a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/22 11:08 https://github.com/google/kmsan.git master e919e2b1bc1c 559a440a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/20 10:56 https://github.com/google/kmsan.git master e919e2b1bc1c 559a440a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/01/19 03:43 https://github.com/google/kmsan.git master e919e2b1bc1c 42660d9e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce KMSAN: uninit-value in alauda_check_media
2023/02/21 09:07 https://github.com/google/kmsan.git master 224e1375d540 f949448d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce-386 KMSAN: uninit-value in alauda_check_media
2023/02/20 17:07 https://github.com/google/kmsan.git master 224e1375d540 4f5f5209 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce-386 KMSAN: uninit-value in alauda_check_media
2023/02/01 19:00 https://github.com/google/kmsan.git master eda666ff2276 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce-386 KMSAN: uninit-value in alauda_check_media
2023/01/26 01:52 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce-386 KMSAN: uninit-value in alauda_check_media
2023/01/24 15:27 https://github.com/google/kmsan.git master 41c66f470616 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kmsan-gce-386 KMSAN: uninit-value in alauda_check_media
2020/12/24 04:48 https://github.com/google/kmsan.git master 73d62e81b476 c2c1d1dd .config console log report info ci-upstream-kmsan-gce
2019/10/04 16:43 https://github.com/google/kmsan.git master 1e76a3e537c3 3e1e84d4 .config console log report ci-upstream-kmsan-gce
* Struck through repros no longer work on HEAD.