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🐞 Open [1168] ≡ Subsystems 🐞 Fixed [4404] 🐞 Invalid [9902] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes | 💬 Send us feedback |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (6) | 5 | 244d | 268d | 0/24 | auto-closed as invalid on 2022/08/27 09:49 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (8) | 3 | 115d | 139d | 0/24 | auto-obsoleted due to no activity on 2023/01/03 04:47 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (4) | 14 | 380d | 545d | 0/24 | auto-closed as invalid on 2022/04/13 14:16 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (2) | 3 | 681d | 685d | 0/24 | auto-closed as invalid on 2021/06/16 18:46 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (5) | 2 | 318d | 318d | 0/24 | auto-closed as invalid on 2022/06/15 02:31 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (7) | 1 | 188d | 188d | 0/24 | auto-obsoleted due to no activity on 2022/10/22 07:07 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice | 1 | 797d | 797d | 0/24 | auto-closed as invalid on 2021/02/20 21:54 |
loop3: detected capacity change from 0 to 264192 ================================================================== BUG: KCSAN: data-race in hrtimer_interrupt / print_tickdevice write to 0xffff888237d16f18 of 8 bytes by interrupt on cpu 1: hrtimer_interrupt+0x95/0xaf0 kernel/time/hrtimer.c:1642 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline] __sysvec_apic_timer_interrupt+0x6f/0x1c0 arch/x86/kernel/apic/apic.c:1106 sysvec_apic_timer_interrupt+0x64/0x80 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 __sanitizer_cov_trace_switch+0xf6/0x100 kernel/kcov.c:321 check_event_type_and_length sound/core/seq/seq_clientmgr.c:992 [inline] snd_seq_write+0x1fa/0x530 sound/core/seq/seq_clientmgr.c:1061 vfs_write+0x1f3/0x770 fs/read_write.c:603 ksys_write+0xce/0x180 fs/read_write.c:658 __do_sys_write fs/read_write.c:670 [inline] __se_sys_write fs/read_write.c:667 [inline] __x64_sys_write+0x3e/0x50 fs/read_write.c:667 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0x90 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff888237d16f18 of 8 bytes by task 7915 on cpu 0: print_tickdevice+0x158/0x370 kernel/time/timer_list.c:204 timer_list_show+0x74/0x180 kernel/time/timer_list.c:296 seq_read_iter+0x60b/0x930 fs/seq_file.c:272 proc_reg_read_iter+0xfc/0x170 fs/proc/inode.c:300 call_read_iter include/linux/fs.h:2108 [inline] generic_file_splice_read+0x22a/0x310 fs/splice.c:311 do_splice_to fs/splice.c:796 [inline] splice_direct_to_actor+0x2aa/0x650 fs/splice.c:870 do_splice_direct+0xf5/0x170 fs/splice.c:979 do_sendfile+0x773/0xda0 fs/read_write.c:1260 __do_sys_sendfile64 fs/read_write.c:1325 [inline] __se_sys_sendfile64 fs/read_write.c:1311 [inline] __x64_sys_sendfile64+0xf2/0x130 fs/read_write.c:1311 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0x90 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x00000016edd68430 -> 0x7fffffffffffffff Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 7915 Comm: syz-executor.3 Not tainted 5.14.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ci2-upstream-kcsan-gce | 2021/08/06 15:46 | upstream | 902e7f373fff | 2f537099 | .config | console log | report | info | KCSAN: data-race in hrtimer_interrupt / print_tickdevice | |||
ci2-upstream-kcsan-gce | 2021/07/02 13:04 | upstream | 3dbdb38e2869 | 658ebc66 | .config | console log | report | info | KCSAN: data-race in hrtimer_interrupt / print_tickdevice |