Warning: Permanently added '10.128.1.117' (ECDSA) to the list of known hosts. 2023/06/26 19:33:48 fuzzer started 2023/06/26 19:33:49 dialing manager at 10.128.0.163:30015 [ 23.192410][ T25] audit: type=1400 audit(1687808029.003:81): avc: denied { read } for pid=2727 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 38.799803][ T25] audit: type=1400 audit(1687808044.613:82): avc: denied { mounton } for pid=3048 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=1925 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 38.805947][ T3048] cgroup: Unknown subsys name 'net' [ 38.822678][ T25] audit: type=1400 audit(1687808044.613:83): avc: denied { mount } for pid=3048 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 38.850135][ T25] audit: type=1400 audit(1687808044.643:84): avc: denied { unmount } for pid=3048 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 38.987047][ T3048] cgroup: Unknown subsys name 'rlimit' [ 39.107057][ T25] audit: type=1400 audit(1687808044.923:85): avc: denied { mounton } for pid=3048 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 39.132073][ T25] audit: type=1400 audit(1687808044.953:86): avc: denied { mount } for pid=3048 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 39.155432][ T25] audit: type=1400 audit(1687808044.953:87): avc: denied { create } for pid=3048 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 39.175939][ T25] audit: type=1400 audit(1687808044.953:88): avc: denied { write } for pid=3048 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 39.184378][ T3049] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 39.196298][ T25] audit: type=1400 audit(1687808044.953:89): avc: denied { read } for pid=3048 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 39.225131][ T25] audit: type=1400 audit(1687808045.013:90): avc: denied { relabelto } for pid=3049 comm="mkswap" name="swap-file" dev="sda1" ino=1928 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2023/06/26 19:34:05 syscalls: 2854 2023/06/26 19:34:05 code coverage: enabled 2023/06/26 19:34:05 comparison tracing: enabled 2023/06/26 19:34:05 extra coverage: enabled 2023/06/26 19:34:05 delay kcov mmap: enabled 2023/06/26 19:34:05 setuid sandbox: enabled 2023/06/26 19:34:05 namespace sandbox: enabled 2023/06/26 19:34:05 Android sandbox: enabled 2023/06/26 19:34:05 fault injection: enabled 2023/06/26 19:34:05 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2023/06/26 19:34:05 net packet injection: enabled 2023/06/26 19:34:05 net device setup: enabled 2023/06/26 19:34:05 concurrency sanitizer: enabled 2023/06/26 19:34:05 devlink PCI setup: PCI device 0000:00:10.0 is not available 2023/06/26 19:34:05 NIC VF setup: PCI device 0000:00:11.0 is not available 2023/06/26 19:34:05 USB emulation: /dev/raw-gadget does not exist 2023/06/26 19:34:05 hci packet injection: /dev/vhci does not exist 2023/06/26 19:34:05 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 2023/06/26 19:34:05 802.15.4 emulation: enabled 2023/06/26 19:34:05 swap file: enabled 2023/06/26 19:34:05 suppressing KCSAN reports in functions: 'd_delete' 'dont_mount' 'exit_mm' 'generic_fillattr' 'pcpu_alloc' 'can_send' 'xas_clear_mark' 'can_receive' 'ext4_free_inodes_count' 'generic_write_end' 'do_sys_poll' 'blk_mq_sched_dispatch_requests' 'jbd2_journal_dirty_metadata' '__xa_clear_mark' 'shmem_file_read_iter' 'ext4_mark_iloc_dirty' 'shmem_get_folio_gfp' 'fsnotify' 'dentry_unlink_inode' 'ext4_mb_regular_allocator' '_prb_read_valid' 2023/06/26 19:34:05 fetching corpus: 0, signal 0/2000 (executing program) [ 39.250111][ T3048] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 39.250608][ T25] audit: type=1400 audit(1687808045.013:91): avc: denied { write } for pid=3049 comm="mkswap" path="/root/swap-file" dev="sda1" ino=1928 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2023/06/26 19:34:05 fetching corpus: 49, signal 13912/17734 (executing program) 2023/06/26 19:34:05 fetching corpus: 99, signal 26315/31840 (executing program) 2023/06/26 19:34:05 fetching corpus: 147, signal 31268/38525 (executing program) 2023/06/26 19:34:05 fetching corpus: 197, signal 34093/43086 (executing program) 2023/06/26 19:34:05 fetching corpus: 247, signal 38251/48881 (executing program) 2023/06/26 19:34:05 fetching corpus: 297, signal 43658/55803 (executing program) 2023/06/26 19:34:05 fetching corpus: 347, signal 46936/60663 (executing program) 2023/06/26 19:34:06 fetching corpus: 397, signal 49668/64972 (executing program) 2023/06/26 19:34:06 fetching 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fetching corpus: 3433, signal 130639/214786 (executing program) 2023/06/26 19:34:14 fetching corpus: 3483, signal 131605/216542 (executing program) 2023/06/26 19:34:14 fetching corpus: 3533, signal 132352/218150 (executing program) [ 48.695484][ C0] ================================================================== [ 48.703590][ C0] BUG: KCSAN: data-race in tick_nohz_idle_stop_tick / tick_sched_timer [ 48.711853][ C0] [ 48.714176][ C0] write to 0xffffffff85f070b0 of 4 bytes by task 0 on cpu 1: [ 48.721564][ C0] tick_nohz_idle_stop_tick+0x1d9/0x6c0 [ 48.727151][ C0] do_idle+0x177/0x230 [ 48.731234][ C0] cpu_startup_entry+0x18/0x20 [ 48.736080][ C0] start_secondary+0x7c/0x80 [ 48.740676][ C0] secondary_startup_64_no_verify+0xf5/0xfb [ 48.746578][ C0] [ 48.748905][ C0] read to 0xffffffff85f070b0 of 4 bytes by interrupt on cpu 0: [ 48.756546][ C0] tick_sched_timer+0x3d/0x2c0 [ 48.761330][ C0] __hrtimer_run_queues+0x217/0x700 [ 48.766531][ C0] hrtimer_interrupt+0x20d/0x7b0 [ 48.771469][ C0] __sysvec_apic_timer_interrupt+0x73/0x210 [ 48.777375][ C0] sysvec_apic_timer_interrupt+0x68/0x80 [ 48.783040][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 48.789037][ C0] acpi_safe_halt+0x20/0x30 [ 48.793554][ C0] acpi_idle_do_entry+0x19/0x30 [ 48.798410][ C0] acpi_idle_enter+0x96/0xb0 [ 48.803000][ C0] cpuidle_enter_state+0xc6/0x260 [ 48.808029][ C0] cpuidle_enter+0x40/0x60 [ 48.812467][ C0] do_idle+0x194/0x230 [ 48.816557][ C0] cpu_startup_entry+0x18/0x20 [ 48.821346][ C0] rest_init+0xf3/0x100 [ 48.825551][ C0] arch_call_rest_init+0x9/0x10 [ 48.830438][ C0] start_kernel+0x582/0x5e0 [ 48.834977][ C0] x86_64_start_reservations+0x2a/0x30 [ 48.840491][ C0] x86_64_start_kernel+0x94/0xa0 2023/06/26 19:34:14 fetching corpus: 3583, signal 133157/219802 (executing program) [ 48.845443][ C0] secondary_startup_64_no_verify+0xf5/0xfb [ 48.851358][ C0] [ 48.853688][ C0] value changed: 0x00000001 -> 0xffffffff [ 48.859416][ C0] [ 48.861755][ C0] Reported by Kernel Concurrency Sanitizer on: [ 48.867909][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.4.0-syzkaller-00082-gc0a572d9d32f #0 [ 48.877198][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 48.887259][ C0] ================================================================== 2023/06/26 19:34:14 fetching corpus: 3632, signal 134098/221492 (executing program) 2023/06/26 19:34:14 fetching corpus: 3682, signal 134537/222937 (executing program) 2023/06/26 19:34:15 fetching corpus: 3731, signal 135246/224501 (executing program) 2023/06/26 19:34:15 fetching corpus: 3781, signal 135873/225994 (executing program) 2023/06/26 19:34:15 fetching corpus: 3831, signal 136832/227684 (executing program) 2023/06/26 19:34:15 fetching corpus: 3881, signal 137557/229208 (executing program) 2023/06/26 19:34:15 fetching corpus: 3931, signal 138178/230716 (executing program) 2023/06/26 19:34:15 fetching corpus: 3979, signal 138812/232226 (executing program) 2023/06/26 19:34:15 fetching corpus: 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