Messages in this thread Patch in this message |  | | From | Hillf Danton <> | | Subject | Re: [syzbot] [media?] KASAN: slab-use-after-free Read in dvb_device_open | | Date | Sun, 19 Jan 2025 09:05:07 +0800 |
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On Sat, 18 Jan 2025 11:50:29 -0800 > syzbot has found a reproducer for the following issue on: > > HEAD commit: 595523945be0 Merge tag 'devicetree-fixes-for-6.13-2' of gi.. > git tree: upstream > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12183fc4580000
#syz test
--- x/drivers/media/dvb-core/dvb_frontend.c +++ y/drivers/media/dvb-core/dvb_frontend.c @@ -2887,6 +2887,7 @@ err3: mutex_unlock(&fe->dvb->mdev_lock); err2: #endif + dvb_device_get(dvbdev); dvb_generic_release(inode, file); err1: if (dvbdev->users == -1 && fe->ops.ts_bus_ctrl) --
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