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| 🐞 Open [988] ≡ Subsystems 🐞 Fixed [5242] 🐞 Invalid [12509] ⬇ Missing Backports [83] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes | 💬 Send us feedback |
| Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
|---|---|---|---|---|---|---|---|---|---|
| upstream | BUG: unable to handle kernel paging request in hrtimer_update_next_event kernel | 1 | 672d | 668d | 0/26 | auto-obsoleted due to no activity on 2022/09/21 13:03 | |||
| upstream | KMSAN: uninit-value in number (4) kernel | C | 7189 | 520d | 898d | 0/26 | closed as invalid on 2022/11/28 10:01 |
ffff88813fc05fc0: ffff888090f05268 (0xffff888090f05268) ffff88813fc05fc8: 0000000000000000 ... ffff88813fc05fe8: ffff888090f05258 (0xffff888090f05258) ffff88813fc05ff0: ffffffff90b803d9 (sysvec_apic_timer_interrupt+0x99/0xc0 arch/x86/kernel/apic/apic.c:1107) ffff88813fc05ff8: ffff888090f05248 (0xffff888090f05248) BUG: KMSAN: uninit-value in __hrtimer_get_next_event kernel/time/hrtimer.c:578 [inline] BUG: KMSAN: uninit-value in hrtimer_update_next_event+0x48c/0xcb0 kernel/time/hrtimer.c:604 __hrtimer_get_next_event kernel/time/hrtimer.c:578 [inline] hrtimer_update_next_event+0x48c/0xcb0 kernel/time/hrtimer.c:604 hrtimer_interrupt+0x57d/0x1d80 kernel/time/hrtimer.c:1814 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1096 [inline] __sysvec_apic_timer_interrupt+0x17c/0x5f0 arch/x86/kernel/apic/apic.c:1113 sysvec_apic_timer_interrupt+0x99/0xc0 arch/x86/kernel/apic/apic.c:1107 Local variable _iph186 created at: __skb_flow_dissect+0x1e3a/0xb1c0 net/core/flow_dissector.c:1137 skb_flow_dissect_flow_keys include/linux/skbuff.h:1498 [inline] ___skb_get_hash+0xf4/0xbb0 net/core/flow_dissector.c:1700 CPU: 0 PID: 5085 Comm: kworker/0:6 Not tainted 6.2.0-rc7-syzkaller-80760-g8c89ecf5c13b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 Workqueue: mld mld_ifc_work ===================================================== Kernel panic - not syncing: kmsan.panic set ... CPU: 0 PID: 5085 Comm: kworker/0:6 Tainted: G B 6.2.0-rc7-syzkaller-80760-g8c89ecf5c13b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 Workqueue: mld mld_ifc_work Call Trace: <IRQ> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x200/0x290 lib/dump_stack.c:106 dump_stack+0x29/0x30 lib/dump_stack.c:113 panic+0x4fd/0xc70 kernel/panic.c:318 kmsan_report+0x2d0/0x2d0 mm/kmsan/report.c:216 __msan_warning+0x96/0x110 mm/kmsan/instrumentation.c:317 __hrtimer_get_next_event kernel/time/hrtimer.c:578 [inline] hrtimer_update_next_event+0x48c/0xcb0 kernel/time/hrtimer.c:604 hrtimer_interrupt+0x57d/0x1d80 kernel/time/hrtimer.c:1814 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1096 [inline] __sysvec_apic_timer_interrupt+0x17c/0x5f0 arch/x86/kernel/apic/apic.c:1113 sysvec_apic_timer_interrupt+0x99/0xc0 arch/x86/kernel/apic/apic.c:1107 </IRQ> Kernel Offset: disabled Rebooting in 86400 seconds..
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023/02/09 19:25 | https://github.com/google/kmsan.git master | 8c89ecf5c13b | 07980f9d | .config | console log | report | info | ci-upstream-kmsan-gce | KMSAN: uninit-value in hrtimer_update_next_event |