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🐞 Open [1158] ≡ Subsystems 🐞 Fixed [4412] 🐞 Invalid [9929] 📈 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 | 250d | 274d | 0/24 | auto-closed as invalid on 2022/08/27 09:49 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (8) | 3 | 121d | 145d | 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 | 386d | 551d | 0/24 | auto-closed as invalid on 2022/04/13 14:16 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (2) | 3 | 686d | 691d | 0/24 | auto-closed as invalid on 2021/06/16 18:46 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (7) | 1 | 194d | 194d | 0/24 | auto-obsoleted due to no activity on 2022/10/22 07:07 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (3) | 2 | 601d | 636d | 0/24 | auto-closed as invalid on 2021/09/10 15:52 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice | 1 | 802d | 802d | 0/24 | auto-closed as invalid on 2021/02/20 21:54 |
================================================================== BUG: KCSAN: data-race in hrtimer_interrupt / print_tickdevice write to 0xffff888237c1af18 of 8 bytes by interrupt on cpu 0: hrtimer_interrupt+0xa7/0xa70 kernel/time/hrtimer.c:1790 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1086 [inline] __sysvec_apic_timer_interrupt+0xa3/0x250 arch/x86/kernel/apic/apic.c:1103 sysvec_apic_timer_interrupt+0x88/0xb0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 copy_pte_range+0x44e/0xbc0 mm/memory.c:1079 copy_pmd_range mm/memory.c:1157 [inline] copy_pud_range mm/memory.c:1194 [inline] copy_p4d_range mm/memory.c:1218 [inline] copy_page_range+0x5da/0x8e0 mm/memory.c:1291 dup_mmap+0x6e0/0xa60 kernel/fork.c:701 dup_mm+0x7c/0x210 kernel/fork.c:1521 copy_mm+0xce/0x140 kernel/fork.c:1573 copy_process+0xd66/0x20e0 kernel/fork.c:2234 kernel_clone+0x163/0x5c0 kernel/fork.c:2639 __do_sys_clone kernel/fork.c:2756 [inline] __se_sys_clone kernel/fork.c:2740 [inline] __x64_sys_clone+0xbd/0xf0 kernel/fork.c:2740 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff888237c1af18 of 8 bytes by task 9407 on cpu 1: print_tickdevice+0x158/0x370 kernel/time/timer_list.c:204 timer_list_show+0x74/0x180 kernel/time/timer_list.c:296 seq_read_iter+0x676/0x8e0 fs/seq_file.c:272 proc_reg_read_iter+0xfa/0x170 fs/proc/inode.c:300 call_read_iter include/linux/fs.h:2044 [inline] generic_file_splice_read+0x1de/0x2c0 fs/splice.c:311 do_splice_to fs/splice.c:796 [inline] splice_direct_to_actor+0x2ac/0x660 fs/splice.c:870 do_splice_direct+0xfb/0x180 fs/splice.c:979 do_sendfile+0x3ad/0x900 fs/read_write.c:1246 __do_sys_sendfile64 fs/read_write.c:1311 [inline] __se_sys_sendfile64 fs/read_write.c:1297 [inline] __x64_sys_sendfile64+0x10c/0x150 fs/read_write.c:1297 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x00000174839251e6 -> 0x7fffffffffffffff Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 9407 Comm: syz-executor.2 Not tainted 5.18.0-rc6-syzkaller-00009-gfeb9c5e19e91 #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 | 2022/05/11 02:25 | upstream | feb9c5e19e91 | 8d7b3b67 | .config | console log | report | info | KCSAN: data-race in hrtimer_interrupt / print_tickdevice | |||
ci2-upstream-kcsan-gce | 2022/05/11 02:16 | upstream | feb9c5e19e91 | 8d7b3b67 | .config | console log | report | info | KCSAN: data-race in hrtimer_interrupt / print_tickdevice |