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🐞 Open [1157] 🐞 Fixed [4320] 🐞 Invalid [9657] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (6) | 5 | 195d | 218d | 0/24 | auto-closed as invalid on 2022/08/27 09:49 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (8) | 3 | 66d | 89d | 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 | 330d | 496d | 0/24 | auto-closed as invalid on 2022/04/13 14:16 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (2) | 3 | 631d | 635d | 0/24 | auto-closed as invalid on 2021/06/16 18:46 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (5) | 2 | 268d | 268d | 0/24 | auto-closed as invalid on 2022/06/15 02:31 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice (3) | 2 | 545d | 580d | 0/24 | auto-closed as invalid on 2021/09/10 15:52 | |||
upstream | KCSAN: data-race in hrtimer_interrupt / print_tickdevice | 1 | 747d | 747d | 0/24 | auto-closed as invalid on 2021/02/20 21:54 |
================================================================== BUG: KCSAN: data-race in hrtimer_interrupt / print_tickdevice write to 0xffff888237c1aed8 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:1095 [inline] __sysvec_apic_timer_interrupt+0xa3/0x250 arch/x86/kernel/apic/apic.c:1112 sysvec_apic_timer_interrupt+0x88/0xb0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x16/0x20 native_irq_enable arch/x86/include/asm/irqflags.h:45 [inline] arch_local_irq_enable arch/x86/include/asm/irqflags.h:80 [inline] net_rx_action+0x15d/0x730 net/core/dev.c:6675 __do_softirq+0x158/0x2e3 kernel/softirq.c:571 run_ksoftirqd+0x1f/0x30 kernel/softirq.c:934 smpboot_thread_fn+0x308/0x4a0 kernel/smpboot.c:164 kthread+0x1a9/0x1e0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 read to 0xffff888237c1aed8 of 8 bytes by task 19492 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:305 call_read_iter include/linux/fs.h:2181 [inline] generic_file_splice_read+0xde/0x2b0 fs/splice.c:309 do_splice_to fs/splice.c:793 [inline] splice_direct_to_actor+0x26c/0x620 fs/splice.c:865 do_splice_direct+0xfb/0x180 fs/splice.c:974 do_sendfile+0x3bf/0x910 fs/read_write.c:1249 __do_sys_sendfile64 fs/read_write.c:1317 [inline] __se_sys_sendfile64 fs/read_write.c:1303 [inline] __x64_sys_sendfile64+0x10c/0x150 fs/read_write.c:1303 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+0x63/0xcd value changed: 0x0000005481456620 -> 0x000000548152f05a Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 19492 Comm: syz-executor.4 Tainted: G W 6.0.0-rc5-syzkaller-00094-ga335366bad13-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 ==================================================================
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ci2-upstream-kcsan-gce | 2022/09/17 07:02 | upstream | a335366bad13 | dd9a85ff | .config | console log | report | info | [disk image] [vmlinux] | KCSAN: data-race in hrtimer_interrupt / print_tickdevice |