ci2-android-6-12-rust/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-12-rust/syz-executor74549254 <...> Warning: Permanently added '10.128.1.98' (ED25519) to the list of known hosts. execve("ci2-android-6-12-rust/syz-executor74549254", ["ci2-android-6-12-rust/syz-executor74549254"], 0x7ffc32dcb490 /* 10 vars */) = 0 brk(NULL) = 0x555579a3d000 brk(0x555579a3dd40) = 0x555579a3dd40 arch_prctl(ARCH_SET_FS, 0x555579a3d3c0) = 0 set_tid_address(0x555579a3d690) = 312 set_robust_list(0x555579a3d6a0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 32, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci2-android-6-12-rust/syz-executor74549254", 4096) = 48 getrandom("\x61\xc3\x82\x13\xea\xd2\x1d\x0d", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555579a3dd40 brk(0x555579a5ed40) = 0x555579a5ed40 brk(0x555579a5f000) = 0x555579a5f000 mprotect(0x7f403f850000, 20480, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 write(1, "executing program\n", 18) = 18 executing program mkdirat(AT_FDCWD, "sys_mnt", 0777) = 0 mount(NULL, "sys_mnt", "sysfs", 0, NULL) = 0 openat(AT_FDCWD, "sys_mnt/block/zram0/disksize", O_WRONLY) = 3 [ 31.429839][ T36] audit: type=1400 audit(1791029916.250:64): avc: denied { execmem } for pid=312 comm="syz-executor745" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 31.446211][ T312] ------------[ cut here ]------------ [ 31.449470][ T36] audit: type=1400 audit(1791029916.260:65): avc: denied { mounton } for pid=312 comm="syz-executor745" path="/root/sys_mnt" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 31.454885][ T312] WARNING: CPU: 1 PID: 312 at mm/vmalloc.c:3805 __vmalloc_node_range_noprof+0x12d4/0x1300 [ 31.479071][ T36] audit: type=1400 audit(1791029916.260:66): avc: denied { mount } for pid=312 comm="syz-executor745" name="/" dev="sysfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=filesystem permissive=1 [ 31.488122][ T312] Modules linked in: [ 31.514407][ T312] CPU: 1 UID: 0 PID: 312 Comm: syz-executor745 Not tainted syzkaller #0 60889c1c5e6bdc1f3cb1b6a230ba908545dccc71 [ 31.526369][ T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 31.536667][ T312] RIP: 0010:__vmalloc_node_range_noprof+0x12d4/0x1300 [ 31.543465][ T312] Code: 00 74 08 48 89 df e8 9b 91 09 00 80 23 df 43 80 3c 2f 00 74 08 4c 89 f7 e8 89 91 09 00 49 8b 1e e9 2c ff ff ff e8 ac a9 b0 ff <0f> 0b e9 1e ff ff ff e8 f0 9e ce 03 e8 9b a9 b0 ff 0f 0b e8 94 a9 [ 31.563167][ T312] RSP: 0018:ffffc9000120f860 EFLAGS: 00010293 [ 31.569285][ T312] RAX: ffffffff81d6cef4 RBX: 0000000000000dc0 RCX: ffff888104fc4c00 [ 31.577324][ T312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 31.585406][ T312] RBP: ffffc9000120fa58 R08: 0000000000000dc0 R09: 8000000000000063 [ 31.593404][ T312] R10: dffffc0000000000 R11: ffffed1021b5bc99 R12: 0000000000000000 [ 31.602266][ T312] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff8352efbb [ 31.610485][ T312] FS: 0000555579a3d3c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 31.619640][ T312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.626285][ T312] CR2: 00007f403f85c008 CR3: 0000000130140000 CR4: 00000000003526b0 [ 31.634333][ T312] Call Trace: [ 31.637643][ T312] [ 31.640584][ T312] ? stack_depot_save_flags+0x38/0x800 [ 31.646123][ T312] ? _parse_integer_limit+0x195/0x1e0 [ 31.651543][ T312] ? __cfi___vmalloc_node_range_noprof+0x10/0x10 [ 31.657945][ T312] ? simple_strntoull+0x112/0x190 [ 31.663006][ T312] ? simple_strtoull+0x50/0x50 [ 31.667844][ T312] ? irqentry_exit+0x4a/0x60 [ 31.672473][ T312] ? common_interrupt+0x5c/0xb0 [ 31.677392][ T312] ? disksize_store+0x10b/0x910 [ 31.682284][ T312] vzalloc_noprof+0x103/0x1d0 [ 31.687125][ T312] ? disksize_store+0x10b/0x910 [ 31.692022][ T312] ? __kasan_check_write+0x18/0x20 [ 31.697211][ T312] ? down_write+0xee/0x2b0 [ 31.701676][ T312] ? __cfi_vzalloc_noprof+0x10/0x10 [ 31.706963][ T312] ? _copy_from_iter+0x218/0x1520 [ 31.712050][ T312] disksize_store+0x10b/0x910 [ 31.716836][ T312] ? __kasan_check_write+0x18/0x20 [ 31.721999][ T312] ? __cfi_disksize_store+0x10/0x10 [ 31.727273][ T312] dev_attr_store+0x73/0xa0 [ 31.731813][ T312] ? __cfi_dev_attr_store+0x10/0x10 [ 31.737133][ T312] sysfs_kf_write+0x13e/0x160 [ 31.741859][ T312] ? __cfi_sysfs_kf_write+0x10/0x10 [ 31.747125][ T312] kernfs_fop_write_iter+0x319/0x510 [ 31.752460][ T312] vfs_write+0x762/0xfd0 [ 31.756770][ T312] ? __cfi_vfs_write+0x10/0x10 [ 31.761566][ T312] ? cgroup_update_frozen+0x160/0x980 [ 31.767011][ T312] ? ptrace_stop+0x6d6/0x8f0 [ 31.771645][ T312] ? __kasan_check_read+0x15/0x20 [ 31.776748][ T312] ksys_write+0x145/0x260 [ 31.781119][ T312] ? __cfi_ksys_write+0x10/0x10 [ 31.786052][ T312] ? __kasan_check_read+0x15/0x20 [ 31.791162][ T312] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 31.797432][ T312] __x64_sys_write+0x7f/0x90 [ 31.802069][ T312] x64_sys_call+0x271c/0x2ee0 [ 31.806830][ T312] do_syscall_64+0x57/0xf0 [ 31.811293][ T312] ? clear_bhb_loop+0x50/0xa0 [ 31.816041][ T312] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 31.821970][ T312] RIP: 0033:0x7f403f7bfe79 [ 31.826469][ T312] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48 [ 31.846183][ T312] RSP: 002b:00007ffdd7652528 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 31.854674][ T312] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007f403f7bfe79 [ 31.862696][ T312] RDX: 0000000000000012 RSI: 0000200000000000 RDI: 0000000000000003 [ 31.870737][ T312] RBP: 0000000000000001 R08: 0000000000000000 R09: 00007ffdd7652658 write(3, "0xffffffffffffffff", 18) = -1 ENOMEM (Cannot allocate memory) exit_group(0) = ? +++ exited with 0 +++ [ 31.878759][ T312] R10: 000000