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SYZFAIL: proc stdout read failed

Status: upstream: reported syz repro on 2026/02/04 13:16
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+c7a0bc1ebfa3ffe53ea1@syzkaller.appspotmail.com
First crash: 4d17h, last: 4d17h
▶ ▼ Bug presence (1)
Date Name Commit Repro Result
2026/02/04 upstream (ToT) a14980444f41 syz [report] SYZFAIL: proc stdout read failed
▶ ▼ Similar bugs (11)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-15 SYZFAIL: proc stdout read failed (3) -1 1 342d 342d 0/2 auto-obsoleted due to no activity on 2025/06/01 15:32
android-5-15 SYZFAIL: proc stdout read failed (4) -1 1 243d 243d 0/2 auto-obsoleted due to no activity on 2025/09/08 16:45
android-6-1 SYZFAIL: proc stdout read failed (3) origin:upstream -1 syz 20 1d13h 94d 0/2 premoderation: reported syz repro on 2025/11/06 11:53
linux-6.1 SYZFAIL: proc stdout read failed (2) -1 1 135d 135d 0/3 auto-obsoleted due to no activity on 2026/01/05 05:23
android-5-15 SYZFAIL: proc stdout read failed -1 1 553d 553d 0/2 auto-obsoleted due to no activity on 2024/11/02 12:35
android-6-1 SYZFAIL: proc stdout read failed -1 1 544d 544d 0/2 auto-obsoleted due to no activity on 2024/11/11 18:26
linux-6.1 SYZFAIL: proc stdout read failed -1 3 388d 461d 0/3 auto-obsoleted due to no activity on 2025/04/26 22:05
android-5-15 SYZFAIL: proc stdout read failed (2) -1 1 435d 435d 0/2 auto-obsoleted due to no activity on 2025/02/28 17:36
android-6-1 SYZFAIL: proc stdout read failed (2) -1 5 388d 434d 0/2 auto-obsoleted due to no activity on 2025/04/16 16:08
android-5-15 SYZFAIL: proc stdout read failed (5) origin:upstream -1 syz 23 3h27m 91d 0/2 premoderation: reported syz repro on 2025/11/09 07:47
linux-5.15 SYZFAIL: proc stdout read failed -1 1 388d 388d 0/3 auto-obsoleted due to no activity on 2025/04/26 19:43

Sample crash report:
SYZFAIL: proc stdout read failed
 (errno 61: No data available)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/02/04 13:16 linux-6.6.y 2cf6f68313dc 42b01fab .config console log report syz / log [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-6-6-kasan SYZFAIL: proc stdout read failed
* Struck through repros no longer work on HEAD.