syzbot


SYZFAIL: netlink_send_ext: short netlink write

Status: premoderation: reported on 2024/07/14 09:22
Reported-by: syzbot+5d649188ff274ae8ddf8@syzkaller.appspotmail.com
First crash: 130d, last: 41d
Similar bugs (5)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 SYZFAIL: netlink_send_ext: short netlink write syz error 29 1162d 1367d 0/1 upstream: reported syz repro on 2021/02/22 17:18
android-6-1 SYZFAIL: netlink_send_ext: short netlink write 1 7d17h 7d17h 0/2 premoderation: reported on 2024/11/13 23:37
android-54 SYZFAIL: netlink_send_ext: short netlink write syz 12 9d22h 1368d 0/2 upstream: reported syz repro on 2021/02/22 10:25
linux-4.14 SYZFAIL: netlink_send_ext: short netlink write syz error 40 964d 1368d 0/1 upstream: reported syz repro on 2021/02/21 20:56
android-5-15 SYZFAIL: netlink_send_ext: short netlink write 12 2d16h 128d 0/2 premoderation: reported on 2024/07/16 14:39

Sample crash report:
SYZFAIL: netlink_send_ext: short netlink write
wrote=-1, want=40 (errno 13: Permission denied)
loop exited with status 67
SYZFAIL: mmap of data segment failed
want 0x20000000, got 0xffffffffffffffff (errno 13: Permission denied)
SYZFAIL: mmap of data segment failed
want 0x20000000, got 0xffffffffffffffff (errno 13: Permission denied)
SYZFAIL: repeatedly failed to execute the program
proc=2 req=3565 state=1 status=9 (errno 11: Resource temporarily unavailable)

Crashes (4):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/10/11 13:58 android13-5.10-lts e5e5644ea27f cd942402 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: netlink_send_ext: short netlink write
2024/08/14 18:02 android13-5.10-lts 0890c03b8b7d e6b88e20 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: netlink_send_ext: short netlink write
2024/07/16 08:28 android13-5.10-lts 3feee789f446 e8709b21 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: netlink_send_ext: short netlink write
2024/07/14 09:21 android13-5.10-lts 3feee789f446 eaeb5c15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: netlink_send_ext: short netlink write
* Struck through repros no longer work on HEAD.