./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1751276493 <...> Warning: Permanently added '10.128.0.41' (ED25519) to the list of known hosts. execve("./syz-executor1751276493", ["./syz-executor1751276493"], 0x7ffd73c383d0 /* 10 vars */) = 0 brk(NULL) = 0x555581018000 brk(0x555581018d00) = 0x555581018d00 arch_prctl(ARCH_SET_FS, 0x555581018380) = 0 [ 60.091014][ T30] audit: type=1400 audit(1754590390.142:62): avc: denied { write } for pid=5842 comm="strace-static-x" path="pipe:[3774]" dev="pipefs" ino=3774 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 set_tid_address(0x555581018650) = 5845 set_robust_list(0x555581018660, 24) = 0 rseq(0x555581018ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1751276493", 4096) = 28 getrandom("\x6b\xc9\x2c\x5f\xc1\x8f\x05\x3c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555581018d00 brk(0x555581039d00) = 0x555581039d00 brk(0x55558103a000) = 0x55558103a000 mprotect(0x7fa98eb5c000, 16384, 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", 18executing program ) = 18 [ 60.269135][ T30] audit: type=1400 audit(1754590390.322:63): avc: denied { execmem } for pid=5845 comm="syz-executor175" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 io_uring_setup(69, {flags=IORING_SETUP_R_DISABLED, sq_thread_cpu=0x2, sq_thread_idle=24, sq_entries=128, cq_entries=256, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=4160}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [ 60.320621][ T30] audit: type=1400 audit(1754590390.372:64): avc: denied { allowed } for pid=5845 comm="syz-executor175" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=io_uring permissive=1 [ 60.340723][ T30] audit: type=1400 audit(1754590390.392:65): avc: denied { create } for pid=5845 comm="syz-executor175" anonclass=[io_uring] scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:sysadm_t tclass=anon_inode permissive=1 mmap(NULL, 4672, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7fa98eaa6000 mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7fa98eaa4000 [ 60.362460][ T30] audit: type=1400 audit(1754590390.412:66): avc: denied { map } for pid=5845 comm="syz-executor175" path="anon_inode:[io_uring]" dev="anon_inodefs" ino=4602 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:sysadm_t tclass=anon_inode permissive=1 [ 60.386949][ T30] audit: type=1400 audit(1754590390.412:67): avc: denied { read write } for pid=5845 comm="syz-executor175" path="anon_inode:[io_uring]" dev="anon_inodefs" ino=4602 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:sysadm_t tclass=anon_inode permissive=1 [ 61.474802][ T5845] ------------[ cut here ]------------ [ 61.480364][ T5845] WARNING: CPU: 1 PID: 5845 at mm/vmalloc.c:542 vmap_small_pages_range_noflush+0x984/0xc90 [ 61.490457][ T5845] Modules linked in: [ 61.494400][ T5845] CPU: 1 UID: 0 PID: 5845 Comm: syz-executor175 Not tainted 6.16.0-syzkaller-11952-g6e64f4580381 #0 PREEMPT(full) [ 61.506478][ T5845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 61.516588][ T5845] RIP: 0010:vmap_small_pages_range_noflush+0x984/0xc90 [ 61.523477][ T5845] Code: 4d 89 f4 4d 21 ec 4c 89 e7 e8 98 6c ab ff 4d 39 ec 75 68 e8 de 71 ab ff 4c 09 eb e9 c8 fd ff ff 4c 8b 34 24 e8 cd 71 ab ff 90 <0f> 0b 90 e9 fc fe ff ff e8 bf 71 ab ff 4c 89 e7 e8 07 00 f7 ff 31 [ 61.543152][ T5845] RSP: 0018:ffffc900039af990 EFLAGS: 00010293 [ 61.549256][ T5845] RAX: 0000000000000000 RBX: ffffea0003000000 RCX: ffffffff82101e9f [ 61.557257][ T5845] RDX: ffff888079684880 RSI: ffffffff82102153 RDI: 0000000000000005 [ 61.565215][ T5845] RBP: ffff888051641388 R08: 0000000000000005 R09: 0000000000000000 [ 61.573189][ T5845] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 61.581212][ T5845] R13: 8000000000000163 R14: 1ffff92000735f47 R15: ffffc90058471000 [ 61.589191][ T5845] FS: 0000555581018380(0000) GS:ffff8881247c4000(0000) knlGS:0000000000000000 [ 61.598150][ T5845] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.604720][ T5845] CR2: 000055b41aff8000 CR3: 00000000213d0000 CR4: 00000000003526f0 [ 61.612698][ T5845] Call Trace: [ 61.615962][ T5845] [ 61.618919][ T5845] ? __pfx_vmap_small_pages_range_noflush+0x10/0x10 [ 61.625506][ T5845] ? io_create_region+0x605/0xd40 [ 61.630534][ T5845] ? get_vm_area_caller+0x71/0xa0 [ 61.635564][ T5845] vmap+0x1aa/0x320 [ 61.639387][ T5845] ? __pfx_vmap+0x10/0x10 [ 61.643711][ T5845] io_create_region+0x605/0xd40 [ 61.648573][ T5845] ? __pfx_io_create_region+0x10/0x10 [ 61.653941][ T5845] io_create_region_mmap_safe+0xb2/0x170 [ 61.659604][ T5845] ? __pfx_io_create_region_mmap_safe+0x10/0x10 [ 61.665838][ T5845] __io_uring_register+0x59f/0x2440 [ 61.671042][ T5845] ? trace_contention_end+0xdd/0x130 [ 61.676315][ T5845] ? __pfx___io_uring_register+0x10/0x10 [ 61.682002][ T5845] __x64_sys_io_uring_register+0x169/0x280 [ 61.687820][ T5845] do_syscall_64+0xcd/0x4c0 [ 61.692334][ T5845] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 61.698263][ T5845] RIP: 0033:0x7fa98eae9429 [ 61.702669][ T5845] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 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 b8 ff ff ff f7 d8 64 89 01 48 [ 61.722331][ T5845] RSP: 002b:00007ffed912f028 EFLAGS: 00000246 ORIG_RAX: 00000000000001ab [ 61.730754][ T5845] RAX: ffffffffffffffda RBX: 0000000000000045 RCX: 00007fa98eae9429 [ 61.738736][ T5845] RDX: 0000200000000200 RSI: 0000000000000022 RDI: 0000000000000003 [ 61.746691][ T5845] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007fa98eb61220 [ 61.754667][ T5845] R10: 0000000000000001 R11: 0000000000000246 R12: 0000200000000300 [ 61.762663][ T5845] R13: 0000200000000100 R14: 0000000000000001 R15: 0000000000000001 [ 61.770646][ T5845] [ 61.773664][ T5845] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 61.780925][ T5845] CPU: 1 UID: 0 PID: 5845 Comm: syz-executor175 Not tainted 6.16.0-syzkaller-11952-g6e64f4580381 #0 PREEMPT(full) [ 61.792953][ T5845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 61.802978][ T5845] Call Trace: [ 61.806229][ T5845] [ 61.809145][ T5845] dump_stack_lvl+0x3d/0x1f0 [ 61.813723][ T5845] vpanic+0x6e8/0x7a0 [ 61.817690][ T5845] ? __pfx_vpanic+0x10/0x10 [ 61.822171][ T5845] ? vmap_small_pages_range_noflush+0x984/0xc90 [ 61.828473][ T5845] panic+0xca/0xd0 [ 61.832191][ T5845] ? __pfx_panic+0x10/0x10 [ 61.836598][ T5845] ? check_panic_on_warn+0x1f/0xb0 [ 61.841688][ T5845] check_panic_on_warn+0xab/0xb0 [ 61.846603][ T5845] __warn+0xf6/0x3c0 [ 61.850473][ T5845] ? vmap_small_pages_range_noflush+0x984/0xc90 [ 61.856699][ T5845] report_bug+0x3c3/0x580 [ 61.861013][ T5845] ? vmap_small_pages_range_noflush+0x984/0xc90 [ 61.867233][ T5845] handle_bug+0x184/0x210 [ 61.871541][ T5845] exc_invalid_op+0x17/0x50 [ 61.876021][ T5845] asm_exc_invalid_op+0x1a/0x20 [ 61.880849][ T5845] RIP: 0010:vmap_small_pages_range_noflush+0x984/0xc90 [ 61.887678][ T5845] Code: 4d 89 f4 4d 21 ec 4c 89 e7 e8 98 6c ab ff 4d 39 ec 75 68 e8 de 71 ab ff 4c 09 eb e9 c8 fd ff ff 4c 8b 34 24 e8 cd 71 ab ff 90 <0f> 0b 90 e9 fc fe ff ff e8 bf 71 ab ff 4c 89 e7 e8 07 00 f7 ff 31 [ 61.907274][ T5845] RSP: 0018:ffffc900039af990 EFLAGS: 00010293 [ 61.913320][ T5845] RAX: 0000000000000000 RBX: ffffea0003000000 RCX: ffffffff82101e9f [ 61.921266][ T5845] RDX: ffff888079684880 RSI: ffffffff82102153 RDI: 0000000000000005 [ 61.929227][ T5845] RBP: ffff888051641388 R08: 0000000000000005 R09: 0000000000000000 [ 61.937174][ T5845] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 61.945121][ T5845] R13: 8000000000000163 R14: 1ffff92000735f47 R15: ffffc90058471000 [ 61.953074][ T5845] ? vmap_small_pages_range_noflush+0x6cf/0xc90 [ 61.959295][ T5845] ? vmap_small_pages_range_noflush+0x983/0xc90 [ 61.965532][ T5845] ? __pfx_vmap_small_pages_range_noflush+0x10/0x10 [ 61.972100][ T5845] ? io_create_region+0x605/0xd40 [ 61.977103][ T5845] ? get_vm_area_caller+0x71/0xa0 [ 61.982111][ T5845] vmap+0x1aa/0x320 [ 61.985901][ T5845] ? __pfx_vmap+0x10/0x10 [ 61.990218][ T5845] io_create_region+0x605/0xd40 [ 61.995050][ T5845] ? __pfx_io_create_region+0x10/0x10 [ 62.000421][ T5845] io_create_region_mmap_safe+0xb2/0x170 [ 62.006031][ T5845] ? __pfx_io_create_region_mmap_safe+0x10/0x10 [ 62.012253][ T5845] __io_uring_register+0x59f/0x2440 [ 62.017440][ T5845] ? trace_contention_end+0xdd/0x130 [ 62.022705][ T5845] ? __pfx___io_uring_register+0x10/0x10 [ 62.028342][ T5845] __x64_sys_io_uring_register+0x169/0x280 [ 62.034127][ T5845] do_syscall_64+0xcd/0x4c0 [ 62.038609][ T5845] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 62.044508][ T5845] RIP: 0033:0x7fa98eae9429 [ 62.048927][ T5845] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 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 b8 ff ff ff f7 d8 64 89 01 48 [ 62.068540][ T5845] RSP: 002b:00007ffed912f028 EFLAGS: 00000246 ORIG_RAX: 00000000000001ab [ 62.076940][ T5845] RAX: ffffffffffffffda RBX: 0000000000000045 RCX: 00007fa98eae9429 [ 62.084894][ T5845] RDX: 0000200000000200 RSI: 0000000000000022 RDI: 0000000000000003 [ 62.092843][ T5845] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007fa98eb61220 [ 62.100811][ T5845] R10: 0000000000000001 R11: 0000000000000246 R12: 0000200000000300 [ 62.108760][ T5845] R13: 0000200000000100 R14: 0000000000000001 R15: 0000000000000001 [ 62.116718][ T5845] [ 62.119908][ T5845] Kernel Offset: disabled [ 62.124205][ T5845] Rebooting in 86400 seconds..