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| Kernel | Title | Rank 🛈 | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
|---|---|---|---|---|---|---|---|---|---|---|
| upstream | WARNING in refcount_inc (3) net | -1 | C | 7 | 2662d | 2663d | 8/29 | fixed on 2018/08/24 18:06 | ||
| upstream | WARNING in refcount_inc | -1 | 7 | 2875d | 2883d | 3/29 | fixed on 2017/10/24 06:54 |
------------[ cut here ]------------ refcount_t: increment on 0; use-after-free. WARNING: CPU: 1 PID: 3697 at lib/refcount.c:153 refcount_inc+0x47/0x50 lib/refcount.c:153 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 3697 Comm: syzkaller479670 Not tainted 4.15.0-rc8+ #174 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 panic+0x1e4/0x41c kernel/panic.c:183 __warn+0x1dc/0x200 kernel/panic.c:547 report_bug+0x211/0x2d0 lib/bug.c:184 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:178 fixup_bug arch/x86/kernel/traps.c:247 [inline] do_error_trap+0x2d7/0x3e0 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315 invalid_op+0x22/0x40 arch/x86/entry/entry_64.S:1085 RIP: 0010:refcount_inc+0x47/0x50 lib/refcount.c:153 RSP: 0018:ffff8801d9077788 EFLAGS: 00010286 RAX: dffffc0000000008 RBX: ffff8801d94f48c0 RCX: ffffffff8159dade RDX: 0000000000000000 RSI: 1ffff1003b20eeac RDI: ffff8801d9077490 RBP: ffff8801d9077790 R08: 1ffff1003b20ee6e R09: 0000000000000000 R10: ffff8801d9077658 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: ffff8801bc2540c0 R15: ffff8801d2cb6800 sock_hold include/net/sock.h:620 [inline] l2tp_session_register+0x9cb/0xe20 net/l2tp/l2tp_core.c:348 pppol2tp_connect+0x134b/0x1dd0 net/l2tp/l2tp_ppp.c:761 SYSC_connect+0x213/0x4a0 net/socket.c:1621 SyS_connect+0x24/0x30 net/socket.c:1602 do_syscall_32_irqs_on arch/x86/entry/common.c:327 [inline] do_fast_syscall_32+0x3ee/0xf9d arch/x86/entry/common.c:389 entry_SYSENTER_compat+0x54/0x63 arch/x86/entry/entry_64_compat.S:129 RIP: 0023:0xf7fbac79 RSP: 002b:00000000ff9c653c EFLAGS: 00000207 ORIG_RAX: 000000000000016a RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000205fafd2 RDX: 000000000000002e RSI: 0000000000000167 RDI: 0000000000000018 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018/01/17 02:40 | upstream | 41aa5e5d712b | a46e5318 | .config | console log | report | syz | C | ci-upstream-kasan-gce-386 | |||
| 2017/12/19 19:25 | linux-next | 6084b576dca2 | af9163c7 | .config | console log | report | syz | C | ci-upstream-next-kasan-gce | |||
| 2017/12/20 04:12 | linux-next | 6084b576dca2 | 2d836b1d | .config | console log | report | ci-upstream-next-kasan-gce | |||||
| 2017/12/20 01:25 | linux-next | 6084b576dca2 | 2d836b1d | .config | console log | report | ci-upstream-next-kasan-gce | |||||
| 2017/12/20 00:32 | linux-next | 6084b576dca2 | af9163c7 | .config | console log | report | ci-upstream-next-kasan-gce | |||||
| 2017/12/19 23:28 | linux-next | 6084b576dca2 | af9163c7 | .config | console log | report | ci-upstream-next-kasan-gce | |||||
| 2017/12/19 19:09 | linux-next | 6084b576dca2 | af9163c7 | .config | console log | report | ci-upstream-next-kasan-gce | |||||
| 2017/12/15 03:57 | linux-next | 6084b576dca2 | ac20b98c | .config | console log | report | ci-upstream-next-kasan-gce |