syzbot


assert "tname->un_flags & UNVEIL_USERSET" failed: file "/syzkaller/managers/multicore/panic: kernel diagnostic assertion

Status: closed as dup on 2019/03/26 06:42
Reported-by: syzbot+421dae927cf86650841a@syzkaller.appspotmail.com
First crash: 1235d, last: 1235d
Duplicate of (1):
Title Repro Cause bisect Fix bisect Count Last Reported
assert "tname->un_flags & UNVEIL_USERSET" failed in kern_unveil.c C 1447 1234d 1237d

Sample crash report:
panic: kernel diagnostic assertion "tname->un_flags & UNVEIL_USERSET" failed: file "/syzkaller/managers/multicore/panic: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_fork.c", line 689
Stopped at      db_enter+0x18:  addq    $0x8,%rsp
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
 475573  28799      0      0x2004  0x4000000    0  syz-executor.0
*293632  87721      0           0  0x4000000    1  syz-executor.1
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic() at panic+0x174 sys/kern/subr_prf.c:208
__assert(ffffffff81f7cec5,ffffffff81f6c058,2b1,ffffffff81f4ee5e) at __assert+0x2e sys/kern/subr_prf.c:155
proc_trampoline_mp() at proc_trampoline_mp+0x13b
end trace frame: 0x0, count: 11
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Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-openbsd-multicore 2019/03/26 02:26 openbsd 13a73e99f6f8 52a20ba4 .config log report