28-Sep-2026 06:19:14: building syzkaller on 2a20f901dbd7922a27b5625a8a442587c8c3df2c...
28-Sep-2026 06:19:45: fetching kernel...
28-Sep-2026 06:19:48: checked out kernel commit 72d3fcf802c45d00b300f25b848a93c3a2bd7c7e ("Linux 7.3-rc5", 2026-09-27 13:55:01 -0700 -0700)
28-Sep-2026 06:19:48: cleaning kernel...
28-Sep-2026 06:19:50: building kernel...
28-Sep-2026 06:30:44: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
28-Sep-2026 06:30:44: testing patch...
28-Sep-2026 06:32:52: aggregating test results failed: lost connection to test machine



syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x26f000)
[   87.637529][ T1025] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1
[   87.637562][ T1025] ata1: failed to read log page 10h (errno=-5)
[   87.637576][ T1025] ata1.00: exception Emask 0x1 SAct 0x18000000 SErr 0x0 action 0x0
[   87.637593][ T1025] ata1.00: irq_stat 0x41000000
[   87.637604][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED
[   87.637611][ T1025] ata1.00: cmd 61/78:d8:ae:51:04/13:00:00:00:00/40 tag 27 ncq dma 2551808 ou
[   87.637611][ T1025]          res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error)
[   87.637640][ T1025] ata1.00: status: { DRDY }
[   87.637650][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED
[   87.637655][ T1025] ata1.00: cmd 61/20:e0:26:65:04/03:00:00:00:00/40 tag 28 ncq dma 409600 out
[   87.637655][ T1025]          res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error)
[   87.637683][ T1025] ata1.00: status: { DRDY }
[   87.639968][ T1025] ata1.00: configured for UDMA/100
[   87.641176][ T1025] ata1: EH complete
Warning: Permanently added '[localhost]:21675' (ED25519) to the list of known hosts.
[   91.824628][ T1367] cfg80211: failed to load regulatory.db
qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000)
[   92.896078][ T1025] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1
[   92.896094][ T1025] ata1: failed to read log page 10h (errno=-5)
[   92.896104][ T1025] ata1.00: NCQ disabled due to excessive errors
[   92.896111][ T1025] ata1.00: exception Emask 0x1 SAct 0x3000000 SErr 0x0 action 0x0
[   92.896122][ T1025] ata1.00: irq_stat 0x41000000
[   92.896133][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED
[   92.896140][ T1025] ata1.00: cmd 61/00:c0:36:21:05/20:00:00:00:00/40 tag 24 ncq dma 4194304 ou
[   92.896140][ T1025]          res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error)
[   92.896166][ T1025] ata1.00: status: { DRDY }
[   92.896175][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED
[   92.896181][ T1025] ata1.00: cmd 61/00:c8:36:41:05/20:00:00:00:00/40 tag 25 ncq dma 4194304 ou
[   92.896181][ T1025]          res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error)
[   92.896209][ T1025] ata1.00: status: { DRDY }
[   92.897892][ T1025] ata1.00: configured for UDMA/100
[   92.899917][ T1025] ata1: EH complete
2026/09/28 06:32:22 parsed 1 programs
[   96.151715][ T5293] cgroup: Unknown subsys name 'net'
[   96.224866][ T5293] cgroup: Unknown subsys name 'cpuset'
[   96.231471][ T5293] cgroup: Unknown subsys name 'rlimit'
[   97.783621][ T5293] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k 
qemu-system-x86_64: hw/ide/core.c:925: ide_dma_cb: Assertion `prep_size >= 0 && prep_size <= n * 512' failed.
Connection to localhost closed by remote host.