Date: Thu, 18 Feb 2021 10:18:54 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 253616] Panic when concurrently trying to start/stop auditing Message-ID: <bug-253616-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D253616 Bug ID: 253616 Summary: Panic when concurrently trying to start/stop auditing Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: arichardson@FreeBSD.org This can be reproduced by removing the is_exclusive tag from the audit tests after https://reviews.freebsd.org/D28451 and running them in parallel.=20 root@freebsd-amd64:/usr/tests/sys/audit # kyua -v parallelism=3D16 test administrative:adjtime_failure -> passed [0.153s] administrative:adjtime_success -> passed [0.149s] administrative:auditctl_failure -> failed: /local/scratch/alr48/cheri/freebsd/tests/sys/audit/utils.c:300: 0 !=3D audit_quick_start(): Failed to start fake auditd: File exists [0.148s] administrative:auditctl_success -> passed [0.145s] administrative:auditon_default_failure -> passed [0.057s] administrative:auditon_default_success -> failed: /local/scratch/alr48/cheri/freebsd/tests/sys/audit/utils.c:300: 0 !=3D audit_quick_start(): Failed to start fake auditd: File exists [0.143s] panic: audit_syscall_enter: td->td_ar !=3D NULL cpuid =3D 0 time =3D 1612265481 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe0093bb5= 9d0 vpanic() at vpanic+0x188/frame 0xfffffe0093bb5a20 panic() at panic+0x43/frame 0xfffffe0093bb5a80 audit_syscall_enter() at audit_syscall_enter+0x1b7/frame 0xfffffe0093bb5ac0 amd64_syscall() at amd64_syscall+0x702/frame 0xfffffe0093bb5bf0 fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0093bb5bf0 --- syscall (3, FreeBSD ELF64, sys_read), rip =3D 0x8003e556a, rsp =3D 0x7fffffffca48, rbp =3D 0x7fffffffca60 --- KDB: enter: panic [ thread pid 809 tid 100093 ] Stopped at kdb_enter+0x37: movq $0,0x10a084e(%rip) --=20 You are receiving this mail because: You are the assignee for the bug.=
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