syzbot |
sign-in | mailing list | source | docs | 🏰 |
| ID | Workflow | Result | Correct | Bug | Created | Started | Finished | Revision | Error |
|---|---|---|---|---|---|---|---|---|---|
| 54f507a1-92b5-4623-a116-3ccaff662716 | assessment-security | DenialOfService: ✅ Exploitable: ❌ FilesystemTrigger: ❌ NetworkTrigger: ❌ PeripheralTrigger: ❌ RemoteTrigger: ❌ Unprivileged: ❌ UserNamespace: ❌ VMGuestTrigger: ❌ VMHostTrigger: ❌ | ❓ | memory leak in dvb_dmxdev_add_pid | 2026/05/24 21:04 | 2026/05/24 21:04 | 2026/05/24 21:44 | c69befb30ac10e158cc9d1557b508ee3f0eca1de |
| Title | Replies (including bot) | Last reply |
|---|---|---|
| [PATCH] media: dvb-core: release pid memory when set filter to sec | 1 (1) | 2026/04/26 05:33 |
| [syzbot] [media?] memory leak in dvb_dmxdev_add_pid | 1 (3) | 2026/04/26 05:32 |
BUG: memory leak
unreferenced object 0xffff88810b771800 (size 32):
comm "syz.0.17", pid 5923, jiffies 4294942824
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
08 00 56 05 00 c9 ff ff 08 00 56 05 00 c9 ff ff ..V.......V.....
backtrace (crc 1a56a8d7):
kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4574 [inline]
slab_alloc_node mm/slub.c:4898 [inline]
__kmalloc_cache_noprof+0x371/0x480 mm/slub.c:5410
kmalloc_noprof include/linux/slab.h:950 [inline]
kzalloc_noprof include/linux/slab.h:1188 [inline]
dvb_dmxdev_add_pid+0x9c/0x160 drivers/media/dvb-core/dmxdev.c:897
dvb_dmxdev_pes_filter_set drivers/media/dvb-core/dmxdev.c:972 [inline]
dvb_demux_do_ioctl+0x3c6/0x7d0 drivers/media/dvb-core/dmxdev.c:1092
dvb_usercopy+0x116/0x2d0 drivers/media/dvb-core/dvbdev.c:996
dvb_demux_ioctl+0x29/0x40 drivers/media/dvb-core/dmxdev.c:1201
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:597 [inline]
__se_sys_ioctl fs/ioctl.c:583 [inline]
__x64_sys_ioctl+0xf4/0x140 fs/ioctl.c:583
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xee/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
BUG: memory leak
unreferenced object 0xffff8881297f65e0 (size 32):
comm "syz.0.18", pid 5934, jiffies 4294942829
hex dump (first 32 bytes):
02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
08 00 56 05 00 c9 ff ff 08 00 56 05 00 c9 ff ff ..V.......V.....
backtrace (crc 1a56a8d7):
kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4574 [inline]
slab_alloc_node mm/slub.c:4898 [inline]
__kmalloc_cache_noprof+0x371/0x480 mm/slub.c:5410
kmalloc_noprof include/linux/slab.h:950 [inline]
kzalloc_noprof include/linux/slab.h:1188 [inline]
dvb_dmxdev_add_pid+0x9c/0x160 drivers/media/dvb-core/dmxdev.c:897
dvb_dmxdev_pes_filter_set drivers/media/dvb-core/dmxdev.c:972 [inline]
dvb_demux_do_ioctl+0x3c6/0x7d0 drivers/media/dvb-core/dmxdev.c:1092
dvb_usercopy+0x116/0x2d0 drivers/media/dvb-core/dvbdev.c:996
dvb_demux_ioctl+0x29/0x40 drivers/media/dvb-core/dmxdev.c:1201
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:597 [inline]
__se_sys_ioctl fs/ioctl.c:583 [inline]
__x64_sys_ioctl+0xf4/0x140 fs/ioctl.c:583
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xee/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026/04/25 16:22 | upstream | 27d128c1cff6 | 9c2d0995 | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-leak | memory leak in dvb_dmxdev_add_pid |