From nobody Thu Nov 14 14:35:40 2024 X-Original-To: bugs@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4Xq2kj0f0kz5ckgQ for ; Thu, 14 Nov 2024 14:35:41 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R10" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Xq2kh54Vmz4Y68 for ; Thu, 14 Nov 2024 14:35:40 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1731594940; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=d+HExwa7KpMzbisvWOkOB2FnKgPC7BALDmOF2JH1aZ0=; b=h5VRLijN0HV93MFeuTFfTeKFSf3Og7wHa01XBRyuudwoUSMV6ctZsHtrevxUuHapJ/wnYB CyLvqnMdxRfQUUEvw6l6wQ/jPMhaNUYQ2zc5qWF5xYjorYazJ8eADIVTDZKZVlotnGTrXv M9X2Byq3rOtdAzE85dOxvrRZ42FB6SYVyfswPveuzs3j0k9LARJ1r0Nk3Ci2TVjmmKFnSg jcHhNQxpsG69UwQP/3lLR9/IAxX3ZvbmIhzAAZAcNk7HFabm6CRsL1/Z+6VxeCxi+HnaxR TaUg9VY5r0yZr88A6KBc/uehpfk5thnbGeKwqILPjj42RMNDBoeQIQoY1aDKHA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1731594940; a=rsa-sha256; cv=none; b=ks6pQ6FbaSI/DIhyYgS5b0kVocy4lyQXPZHSb07k+Jaou9kbDEsv3tPZPQ6O2sC/KZLgaX L8uRxsmTMgw1iiUpYV3XrD99cW9cegUfHiJM0KcKFuuuCZf0Pn0+iK9GiZw82U9kLCUZJj 1Iehgwv4KKcl/p27P0lMT7SJ2aHvr0b2WgRgl8qtP/4eNcHexlgEIFCaz5c2EW5a/ZxH4H CjTXdg13e9DioUGkPM8uiB1w2grLhm98Cu/0KaFtqhUr+sP5JCP8o3n36abioRSFyAG/+R iWWWkjKFzt1/UlzYqGDnJACnWcRZO0cJuKTaxhJjKx6dsoeZ1kMOgiB+ZKCHbQ== Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4Xq2kh4Z5LzjGB for ; Thu, 14 Nov 2024 14:35:40 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 4AEEZeGC078738 for ; Thu, 14 Nov 2024 14:35:40 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 4AEEZe0H078737 for bugs@FreeBSD.org; Thu, 14 Nov 2024 14:35:40 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 282713] Process enters in STOP state and doesn't respond to any signal. Date: Thu, 14 Nov 2024 14:35:40 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: Unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: rupeshpilania@gmail.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@FreeBSD.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D282713 --- Comment #4 from Rupesh Pilania --- There are around 10 processes which waits in umtxqb. Adding reference for t= wo. ./procstat -kk 3821 PID TID COMM TDNAME KSTACK 3821 100260 process1 - mi_switch+0xc1 thread_suspend_switch+0xc0 thread_single+0x69c exit1+0xc1 sigexit+0x133 postsig+0x251 kern_sigsuspend+0x2b7 sys_sigsuspend+0x31 amd64_syscall+0x741 fast_syscall_common+0xf8 3821 100617 process1 - mi_switch+0xc1 _sleep+0x1cb __umtx_op_sem2_wait+0x287 sys__umtx_op+0x7a amd64_syscall+0x741 fast_syscall_common+0xf8 3821 100633 process1 - mi_switch+0xc1 _sleep+0x1cb __umtx_op_sem2_wait+0x287 sys__umtx_op+0x7a amd64_syscall+0x741 fast_syscall_common+0xf8 ./procstat -kk 4065 PID TID COMM TDNAME KSTACK 4065 100388 process2 - mi_switch+0xc1 thread_suspend_switch+0xc0 thread_single+0x69c exit1+0xc1 sigexit+0x133 postsig+0x251 kern_sigsuspend+0x2b7 sys_sigsuspend+0x31 amd64_syscall+0x741 fast_syscall_common+0xf8 4065 100872 process2 - mi_switch+0xc1 _sleep+0x1cb __umtx_op_sem2_wait+0x287 sys__umtx_op+0x7a amd64_syscall+0x741 fast_syscall_common+0xf8 4065 100876 process2 - mi_switch+0xc1 _sleep+0x1cb __umtx_op_sem2_wait+0x287 sys__umtx_op+0x7a amd64_syscall+0x741 fast_syscall_common+0xf8 4065 647181 process2 - mi_switch+0xc1 _sleep+0x1cb __umtx_op_sem2_wait+0x287 sys__umtx_op+0x7a amd64_syscall+0x741 fast_syscall_common+0xf8 4065 648097 process2 - mi_switch+0xc1 _sleep+0x1cb __umtx_op_sem2_wait+0x287 sys__umtx_op+0x7a amd64_syscall+0x741 fast_syscall_common+0xf8 4065 652349 process2 - mi_switch+0xc1 _sleep+0x1cb __umtx_op_sem2_wait+0x287 sys__umtx_op+0x7a amd64_syscall+0x741 fast_syscall_common+0xf8 ./procstat -t 3821 PID TID COMM TDNAME CPU PRI STATE WCHAN 3821 100260 process1 - -1 120 stop - 3821 100617 process1 - -1 120 stop umtxqb 3821 100633 process1 - -1 120 stop umtxqb ./procstat -t 4065 PID TID COMM TDNAME CPU PRI STATE WCHAN 4065 100388 process2 - -1 120 stop - 4065 100872 process2 - -1 122 stop=20= =20=20 umtxqb 4065 100876 process2 - -1 121 stop=20= =20=20 umtxqb 4065 647181 process2 - -1 121 stop=20= =20=20 umtxqb 4065 648097 process2 - -1 122 stop=20= =20=20 umtxqb 4065 652349 process2 - -1 120 stop=20= =20=20 umtxqb --=20 You are receiving this mail because: You are the assignee for the bug.=