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SYZFAIL: proc stdout read failed (3)

Status: upstream: reported syz repro on 2026/03/01 19:55
Reported-by: syzbot+33251ee0e482b8152ee9@syzkaller.appspotmail.com
First crash: 99d, last: 99d
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Bug presence (1)
Date Name Commit Repro Result
2026/05/22 upstream (ToT) 6779b50faa56 syz Failed due to an error; will retry later
▶ ▼ Similar bugs (12)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-15 SYZFAIL: proc stdout read failed (3) -1 1 462d 462d 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 363d 363d 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 37 1d12h 215d 0/2 premoderation: reported syz repro on 2025/11/06 11:53
linux-6.6 SYZFAIL: proc stdout read failed origin:upstream -1 syz error 1 124d 124d 0/2 upstream: reported syz repro on 2026/02/04 13:16
linux-6.1 SYZFAIL: proc stdout read failed (2) -1 1 255d 255d 0/3 auto-obsoleted due to no activity on 2026/01/05 05:23
android-5-15 SYZFAIL: proc stdout read failed -1 1 674d 674d 0/2 auto-obsoleted due to no activity on 2024/11/02 12:35
android-6-1 SYZFAIL: proc stdout read failed -1 1 664d 664d 0/2 auto-obsoleted due to no activity on 2024/11/11 18:26
linux-6.1 SYZFAIL: proc stdout read failed -1 3 508d 581d 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 555d 555d 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 508d 554d 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 32 9d15h 212d 0/2 premoderation: reported syz repro on 2025/11/09 07:47
linux-5.15 SYZFAIL: proc stdout read failed -1 1 508d 508d 0/3 auto-obsoleted due to no activity on 2025/04/26 19:43

Sample crash report:
SYZFAIL: proc stdout read failed
 (errno 5: Input/output error)
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
2026/03/01 19:54 linux-6.1.y 779f9571ac3e 43249bac .config console log report syz / log [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-6-1-kasan-arm64 SYZFAIL: proc stdout read failed
* Struck through repros no longer work on HEAD.