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| Title | Replies (including bot) | Last reply |
|---|---|---|
| Re: [PATCH] tty: fix memory leak in gsm_activate_mux | 7 (7) | 2023/09/20 06:38 |
| Re: [PATCH] tty: fix memory leak in gsm_activate_mux | 1 (1) | 2023/09/18 12:02 |
| Re: [PATCH] tty: fix memory leak in gsm_activate_mux | 1 (1) | 2023/09/18 09:13 |
| Re: [PATCH] tty: fix memory leak in gsm_activate_mux | 1 (1) | 2023/09/18 08:06 |
| [syzbot] [serial?] memory leak in gsm_activate_mux | 0 (1) | 2023/09/15 06:29 |
| Created | Duration | User | Patch | Repo | Result |
|---|---|---|---|---|---|
| 2025/10/12 17:10 | 12m | retest repro | upstream | report log | |
| 2025/08/03 16:35 | 31m | retest repro | upstream | report log | |
| 2025/05/25 13:46 | 19m | retest repro | upstream | report log | |
| 2025/03/16 11:40 | 17m | retest repro | upstream | report log | |
| 2025/01/05 10:46 | 14m | retest repro | upstream | report log | |
| 2024/10/27 08:23 | 25m | retest repro | upstream | report log | |
| 2024/08/18 08:08 | 11m | retest repro | upstream | report log | |
| 2024/07/05 20:00 | 1h34m | retest repro | upstream | OK log | |
| 2024/06/09 07:45 | 16m | retest repro | upstream | report log | |
| 2024/04/26 00:32 | 11m | retest repro | upstream | report log | |
| 2023/09/15 10:07 | 18m | eadavis@sina.com | patch | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git f97e18a3f2fb | OK log |
| 2023/09/15 09:27 | 10m | eadavis@sina.com | patch | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git f97e18a3f2fb | error |
BUG: memory leak
unreferenced object 0xffff888144ec8000 (size 1024):
comm "syz-executor112", pid 5029, jiffies 4294941448 (age 7.990s)
hex dump (first 32 bytes):
00 9c ec 44 81 88 ff ff 00 00 00 00 00 00 00 00 ...D............
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<ffffffff8163469d>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
[<ffffffff8163469d>] slab_post_alloc_hook mm/slab.h:766 [inline]
[<ffffffff8163469d>] slab_alloc_node mm/slub.c:3478 [inline]
[<ffffffff8163469d>] __kmem_cache_alloc_node+0x2dd/0x3f0 mm/slub.c:3517
[<ffffffff8157f2c5>] kmalloc_trace+0x25/0x90 mm/slab_common.c:1098
[<ffffffff82813467>] kmalloc include/linux/slab.h:600 [inline]
[<ffffffff82813467>] kzalloc include/linux/slab.h:721 [inline]
[<ffffffff82813467>] gsm_dlci_alloc+0x27/0x1f0 drivers/tty/n_gsm.c:2641
[<ffffffff8281364c>] gsm_activate_mux+0x1c/0x1c0 drivers/tty/n_gsm.c:3128
[<ffffffff8281a17f>] gsm_config_ext drivers/tty/n_gsm.c:3433 [inline]
[<ffffffff8281a17f>] gsmld_ioctl+0x6cf/0x9f0 drivers/tty/n_gsm.c:3797
[<ffffffff827fec8b>] tty_ioctl+0x3eb/0xc70 drivers/tty/tty_io.c:2789
[<ffffffff816bf592>] vfs_ioctl fs/ioctl.c:51 [inline]
[<ffffffff816bf592>] __do_sys_ioctl fs/ioctl.c:871 [inline]
[<ffffffff816bf592>] __se_sys_ioctl fs/ioctl.c:857 [inline]
[<ffffffff816bf592>] __x64_sys_ioctl+0xf2/0x140 fs/ioctl.c:857
[<ffffffff84b71ebf>] do_syscall_x64 arch/x86/entry/common.c:52 [inline]
[<ffffffff84b71ebf>] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:83
[<ffffffff84c0008b>] entry_SYSCALL_64_after_hwframe+0x63/0x6b
BUG: memory leak
unreferenced object 0xffff8881079f2000 (size 4096):
comm "syz-executor112", pid 5029, jiffies 4294941448 (age 7.990s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace:
[<ffffffff8163469d>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
[<ffffffff8163469d>] slab_post_alloc_hook mm/slab.h:766 [inline]
[<ffffffff8163469d>] slab_alloc_node mm/slub.c:3478 [inline]
[<ffffffff8163469d>] __kmem_cache_alloc_node+0x2dd/0x3f0 mm/slub.c:3517
[<ffffffff8157f96b>] __do_kmalloc_node mm/slab_common.c:1006 [inline]
[<ffffffff8157f96b>] __kmalloc+0x4b/0x150 mm/slab_common.c:1020
[<ffffffff82521739>] kmalloc_array include/linux/slab.h:637 [inline]
[<ffffffff82521739>] __kfifo_alloc+0x89/0xe0 lib/kfifo.c:43
[<ffffffff828134b1>] gsm_dlci_alloc+0x71/0x1f0 drivers/tty/n_gsm.c:2646
[<ffffffff8281364c>] gsm_activate_mux+0x1c/0x1c0 drivers/tty/n_gsm.c:3128
[<ffffffff8281a17f>] gsm_config_ext drivers/tty/n_gsm.c:3433 [inline]
[<ffffffff8281a17f>] gsmld_ioctl+0x6cf/0x9f0 drivers/tty/n_gsm.c:3797
[<ffffffff827fec8b>] tty_ioctl+0x3eb/0xc70 drivers/tty/tty_io.c:2789
[<ffffffff816bf592>] vfs_ioctl fs/ioctl.c:51 [inline]
[<ffffffff816bf592>] __do_sys_ioctl fs/ioctl.c:871 [inline]
[<ffffffff816bf592>] __se_sys_ioctl fs/ioctl.c:857 [inline]
[<ffffffff816bf592>] __x64_sys_ioctl+0xf2/0x140 fs/ioctl.c:857
[<ffffffff84b71ebf>] do_syscall_x64 arch/x86/entry/common.c:52 [inline]
[<ffffffff84b71ebf>] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:83
[<ffffffff84c0008b>] entry_SYSCALL_64_after_hwframe+0x63/0x6b
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024/01/05 05:18 | upstream | 5eff55d725a4 | 28c42cff | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-leak | memory leak in gsm_activate_mux | |
| 2023/09/11 06:23 | upstream | 0bb80ecc33a8 | 6654cf89 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-leak | memory leak in gsm_activate_mux |