Date: Thu, 30 Nov 2006 14:58:49 +0100 From: JAroslav Suchanek <jaroslav.suchanek@grisoft.cz> To: Robert Watson <rwatson@FreeBSD.org> Cc: freebsd-current@FreeBSD.org Subject: Re: shmget regression? Message-ID: <20061130135849.GC31809@jardas.grisoft.cz> In-Reply-To: <20061130134403.P41812@fledge.watson.org> References: <20061130131143.GA31809@jardas.grisoft.cz> <20061130134403.P41812@fledge.watson.org>
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--envbJBWh7q8WU6mo Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Nov 30, 2006 at 01:45:21PM +0000, Robert Watson wrote: > > On Thu, 30 Nov 2006, JAroslav Suchanek wrote: > > > I've tried to post PR, but it seems it got lost somewhere. > > > > I just wonder whether there was some change in shmget behavior in > > current. > > > > Look at this patch to src/sys-cur/tools/regression/sysvshm/shmtest.c > > Can you send the output of 'ipcs' after the below code runs so that I can > see the mode it ended up being created with? You might try reverting the > priv(9) change to sysv_ipc.c and see if that fixes thanks? Thanks for your prompt reply. I've attached output of ipcs -ma before and after the test, output of kdump as well... I will try the revert later... Best regards, -- Jarda Suchanek --envbJBWh7q8WU6mo Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="ipcs_before.out" Shared Memory: T ID KEY MODE OWNER GROUP CREATOR CGROUP NATTCH SEGSZ CPID LPID ATIME DTIME CTIME m 2424834 0 --rwarwarwa root guest root guest 1 94208 11174 11174 8:23:31 8:23:32 8:23:31 m 458755 0 --rw------- jarda guest jarda guest 2 393216 11187 11174 8:23:55 10:12:02 8:23:55 m 65540 0 --rw------- jarda guest jarda guest 2 393216 11187 11174 8:23:55 10:12:02 8:23:55 m 65541 0 --rw------- jarda guest jarda guest 2 393216 11212 11174 8:25:56 8:25:57 8:25:56 m 65542 0 --rw------- jarda guest jarda guest 2 393216 11212 11174 8:25:56 8:25:57 8:25:56 m 131079 0 --rw------- jarda guest jarda guest 2 393216 32137 11174 14:31:46 14:31:48 14:31:46 m 131080 0 --rw------- jarda guest jarda guest 2 393216 32137 11174 14:31:43 14:31:48 14:31:43 m 65545 0 --rw------- jarda guest jarda guest 2 393216 13130 11174 12:26:09 no-entry 12:26:09 m 983050 0 --rw-r--r-- root guest root guest 2 110592 11174 24738 9:47:10 no-entry 9:47:10 m 524299 0 --rw-r--r-- root guest root guest 3 110592 11174 24738 9:49:46 no-entry 9:47:10 m 196620 0 --rw-r--r-- root guest root guest 2 122880 11174 24738 9:47:10 no-entry 9:47:10 m 196621 0 --rw-r--r-- root guest root guest 2 122880 11174 24738 9:47:10 no-entry 9:47:10 m 196622 0 --rw-r--r-- root guest root guest 2 110592 11174 24738 9:47:10 no-entry 9:47:10 m 196623 0 --rw-r--r-- root guest root guest 2 110592 11174 24738 9:47:10 no-entry 9:47:10 m 196624 0 --rw-r--r-- root guest root guest 3 122880 11174 24738 9:47:11 no-entry 9:47:11 m 196625 0 --rw-r--r-- root guest root guest 3 110592 11174 24738 9:47:10 no-entry 9:47:10 m 196626 0 --rw-r--r-- root guest root guest 2 110592 11174 24738 9:49:46 no-entry 9:49:46 m 196627 0 --rw-r--r-- root guest root guest 2 110592 11174 24738 9:49:46 no-entry 9:49:46 m 196628 0 --rw-r--r-- root guest root guest 2 110592 11174 24738 9:49:46 no-entry 9:49:46 --envbJBWh7q8WU6mo Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="ipcs_after.out" Shared Memory: T ID KEY MODE OWNER GROUP CREATOR CGROUP NATTCH SEGSZ CPID LPID ATIME DTIME CTIME m 262145 1080653749 --rw-r----- root wheel root wheel 0 4096 32361 0 no-entry no-entry 14:53:35 m 2424834 0 --rwarwarwa root guest root guest 1 94208 11174 11174 8:23:31 8:23:32 8:23:31 m 458755 0 --rw------- jarda guest jarda guest 2 393216 11187 11174 8:23:55 10:12:02 8:23:55 m 65540 0 --rw------- jarda guest jarda guest 2 393216 11187 11174 8:23:55 10:12:02 8:23:55 m 65541 0 --rw------- jarda guest jarda guest 2 393216 11212 11174 8:25:56 8:25:57 8:25:56 m 65542 0 --rw------- jarda guest jarda guest 2 393216 11212 11174 8:25:56 8:25:57 8:25:56 m 131079 0 --rw------- jarda guest jarda guest 2 393216 32137 11174 14:31:46 14:31:48 14:31:46 m 131080 0 --rw------- jarda guest jarda guest 2 393216 32137 11174 14:31:43 14:31:48 14:31:43 m 65545 0 --rw------- jarda guest jarda guest 2 393216 13130 11174 12:26:09 no-entry 12:26:09 m 983050 0 --rw-r--r-- root guest root guest 2 110592 11174 24738 9:47:10 no-entry 9:47:10 m 524299 0 --rw-r--r-- root guest root guest 3 110592 11174 24738 9:49:46 no-entry 9:47:10 m 196620 0 --rw-r--r-- root guest root guest 2 122880 11174 24738 9:47:10 no-entry 9:47:10 m 196621 0 --rw-r--r-- root guest root guest 2 122880 11174 24738 9:47:10 no-entry 9:47:10 m 196622 0 --rw-r--r-- root guest root guest 2 110592 11174 24738 9:47:10 no-entry 9:47:10 m 196623 0 --rw-r--r-- root guest root guest 2 110592 11174 24738 9:47:10 no-entry 9:47:10 m 196624 0 --rw-r--r-- root guest root guest 3 122880 11174 24738 9:47:11 no-entry 9:47:11 m 196625 0 --rw-r--r-- root guest root guest 3 110592 11174 24738 9:47:10 no-entry 9:47:10 m 196626 0 --rw-r--r-- root guest root guest 2 110592 11174 24738 9:49:46 no-entry 9:49:46 m 196627 0 --rw-r--r-- root guest root guest 2 110592 11174 24738 9:49:46 no-entry 9:49:46 m 196628 0 --rw-r--r-- root guest root guest 2 110592 11174 24738 9:49:46 no-entry 9:49:46 --envbJBWh7q8WU6mo Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="kdump.out" 32361 shmtest CALL stat(0xbfbfed5e,0xbfbfeb10) 32361 shmtest NAMI "./shmtest" 32361 shmtest RET stat 0 32361 shmtest CALL getpid 32361 shmtest RET getpid 32361/0x7e69 32361 shmtest CALL shmget(0x406977b5,0x1000,0x3a0) 32361 shmtest RET shmget 262145/0x40001 32361 shmtest CALL shmget(0x406977b5,0x1000,0x1a0) 32361 shmtest RET shmget -1 errno 13 Permission denied --envbJBWh7q8WU6mo--
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