./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1942457554
<...>
Warning: Permanently added '10.128.1.116' (ED25519) to the list of known hosts.
execve("./syz-executor1942457554", ["./syz-executor1942457554"], 0x7ffd20c605f0 /* 10 vars */) = 0
brk(NULL) = 0x55557d51e000
brk(0x55557d51ed00) = 0x55557d51ed00
arch_prctl(ARCH_SET_FS, 0x55557d51e380) = 0
set_tid_address(0x55557d51e650) = 5851
set_robust_list(0x55557d51e660, 24) = 0
rseq(0x55557d51eca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1942457554", 4096) = 28
getrandom("\x35\xfd\x5f\xe7\x66\xe3\x08\x60", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55557d51ed00
brk(0x55557d53fd00) = 0x55557d53fd00
brk(0x55557d540000) = 0x55557d540000
mprotect(0x7ff9c1a61000, 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
[ 73.405797][ T30] audit: type=1400 audit(1754592143.802:62): avc: denied { write } for pid=5848 comm="strace-static-x" path="pipe:[4525]" dev="pipefs" ino=4525 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000
write(1, "executing program\n", 18executing program
) = 18
[ 73.442213][ T30] audit: type=1400 audit(1754592143.842:63): avc: denied { execmem } for pid=5851 comm="syz-executor194" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 73.468878][ T30] audit: type=1400 audit(1754592143.872:64): avc: denied { allowed } for pid=5851 comm="syz-executor194" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=io_uring 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
mmap(NULL, 4672, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7ff9c19ab000
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7ff9c19a9000
[ 73.489437][ T30] audit: type=1400 audit(1754592143.892:65): avc: denied { create } for pid=5851 comm="syz-executor194" anonclass=[io_uring] scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:sysadm_t tclass=anon_inode permissive=1
[ 73.511498][ T30] audit: type=1400 audit(1754592143.912:66): avc: denied { map } for pid=5851 comm="syz-executor194" path="anon_inode:[io_uring]" dev="anon_inodefs" ino=4526 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:sysadm_t tclass=anon_inode permissive=1
[ 73.536567][ T30] audit: type=1400 audit(1754592143.912:67): avc: denied { read write } for pid=5851 comm="syz-executor194" path="anon_inode:[io_uring]" dev="anon_inodefs" ino=4526 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:sysadm_t tclass=anon_inode permissive=1
[ 74.870906][ T5851] ------------[ cut here ]------------
[ 74.876437][ T5851] WARNING: CPU: 1 PID: 5851 at mm/vmalloc.c:542 vmap_small_pages_range_noflush+0x984/0xc90
[ 74.886521][ T5851] Modules linked in:
[ 74.890517][ T5851] CPU: 1 UID: 0 PID: 5851 Comm: syz-executor194 Not tainted 6.16.0-syzkaller-11952-g6e64f4580381 #0 PREEMPT(full)
[ 74.902645][ T5851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 74.912753][ T5851] RIP: 0010:vmap_small_pages_range_noflush+0x984/0xc90
[ 74.919611][ T5851] 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
[ 74.939686][ T5851] RSP: 0018:ffffc90002ea7990 EFLAGS: 00010293
[ 74.945783][ T5851] RAX: 0000000000000000 RBX: ffffea0003000000 RCX: ffffffff82101e9f
[ 74.953836][ T5851] RDX: ffff888025be2440 RSI: ffffffff82102153 RDI: 0000000000000005
[ 74.961819][ T5851] RBP: ffff8880505c4508 R08: 0000000000000005 R09: 0000000000000000
[ 74.969765][ T5851] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 74.977773][ T5851] R13: 8000000000000163 R14: 1ffff920005d4f47 R15: ffffc900602a1000
[ 74.985757][ T5851] FS: 000055557d51e380(0000) GS:ffff8881247c4000(0000) knlGS:0000000000000000
[ 74.994711][ T5851] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 75.001302][ T5851] CR2: 000055dad0a404b0 CR3: 0000000071b22000 CR4: 00000000003526f0
[ 75.009250][ T5851] Call Trace:
[ 75.012568][ T5851]
[ 75.015498][ T5851] ? __pfx_vmap_small_pages_range_noflush+0x10/0x10
[ 75.022114][ T5851] ? io_create_region+0x605/0xd40
[ 75.027130][ T5851] ? get_vm_area_caller+0x71/0xa0
[ 75.032214][ T5851] vmap+0x1aa/0x320
[ 75.036022][ T5851] ? __pfx_vmap+0x10/0x10
[ 75.040462][ T5851] io_create_region+0x605/0xd40
[ 75.045313][ T5851] ? __pfx_io_create_region+0x10/0x10
[ 75.050732][ T5851] io_create_region_mmap_safe+0xb2/0x170
[ 75.056360][ T5851] ? __pfx_io_create_region_mmap_safe+0x10/0x10
[ 75.062635][ T5851] __io_uring_register+0x59f/0x2440
[ 75.067836][ T5851] ? trace_contention_end+0xdd/0x130
[ 75.073156][ T5851] ? __pfx___io_uring_register+0x10/0x10
[ 75.078802][ T5851] __x64_sys_io_uring_register+0x169/0x280
[ 75.084649][ T5851] do_syscall_64+0xcd/0x4c0
[ 75.089161][ T5851] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 75.095103][ T5851] RIP: 0033:0x7ff9c19ee429
[ 75.099522][ T5851] 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
[ 75.119208][ T5851] RSP: 002b:00007ffec21487c8 EFLAGS: 00000246 ORIG_RAX: 00000000000001ab
[ 75.127666][ T5851] RAX: ffffffffffffffda RBX: 0000000000000045 RCX: 00007ff9c19ee429
[ 75.135670][ T5851] RDX: 0000200000000200 RSI: 0000000000000022 RDI: 0000000000000003
[ 75.143657][ T5851] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ff9c1a66220
[ 75.151653][ T5851] R10: 0000000000000001 R11: 0000000000000246 R12: 0000200000000300
[ 75.159615][ T5851] R13: 0000200000000100 R14: 0000000000000001 R15: 0000000000000001
[ 75.167639][ T5851]
[ 75.170692][ T5851] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 75.177965][ T5851] CPU: 1 UID: 0 PID: 5851 Comm: syz-executor194 Not tainted 6.16.0-syzkaller-11952-g6e64f4580381 #0 PREEMPT(full)
[ 75.190011][ T5851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 75.200048][ T5851] Call Trace:
[ 75.203305][ T5851]
[ 75.206214][ T5851] dump_stack_lvl+0x3d/0x1f0
[ 75.210805][ T5851] vpanic+0x6e8/0x7a0
[ 75.214778][ T5851] ? __pfx_vpanic+0x10/0x10
[ 75.219275][ T5851] ? vmap_small_pages_range_noflush+0x984/0xc90
[ 75.225591][ T5851] panic+0xca/0xd0
[ 75.229301][ T5851] ? __pfx_panic+0x10/0x10
[ 75.233712][ T5851] ? check_panic_on_warn+0x1f/0xb0
[ 75.238805][ T5851] check_panic_on_warn+0xab/0xb0
[ 75.243726][ T5851] __warn+0xf6/0x3c0
[ 75.247610][ T5851] ? vmap_small_pages_range_noflush+0x984/0xc90
[ 75.253838][ T5851] report_bug+0x3c3/0x580
[ 75.258157][ T5851] ? vmap_small_pages_range_noflush+0x984/0xc90
[ 75.264385][ T5851] handle_bug+0x184/0x210
[ 75.268698][ T5851] exc_invalid_op+0x17/0x50
[ 75.273183][ T5851] asm_exc_invalid_op+0x1a/0x20
[ 75.278015][ T5851] RIP: 0010:vmap_small_pages_range_noflush+0x984/0xc90
[ 75.284852][ T5851] 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
[ 75.304441][ T5851] RSP: 0018:ffffc90002ea7990 EFLAGS: 00010293
[ 75.310495][ T5851] RAX: 0000000000000000 RBX: ffffea0003000000 RCX: ffffffff82101e9f
[ 75.318462][ T5851] RDX: ffff888025be2440 RSI: ffffffff82102153 RDI: 0000000000000005
[ 75.326424][ T5851] RBP: ffff8880505c4508 R08: 0000000000000005 R09: 0000000000000000
[ 75.334391][ T5851] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 75.342347][ T5851] R13: 8000000000000163 R14: 1ffff920005d4f47 R15: ffffc900602a1000
[ 75.350313][ T5851] ? vmap_small_pages_range_noflush+0x6cf/0xc90
[ 75.356549][ T5851] ? vmap_small_pages_range_noflush+0x983/0xc90
[ 75.362811][ T5851] ? __pfx_vmap_small_pages_range_noflush+0x10/0x10
[ 75.369389][ T5851] ? io_create_region+0x605/0xd40
[ 75.374401][ T5851] ? get_vm_area_caller+0x71/0xa0
[ 75.379416][ T5851] vmap+0x1aa/0x320
[ 75.383214][ T5851] ? __pfx_vmap+0x10/0x10
[ 75.387542][ T5851] io_create_region+0x605/0xd40
[ 75.392384][ T5851] ? __pfx_io_create_region+0x10/0x10
[ 75.397745][ T5851] io_create_region_mmap_safe+0xb2/0x170
[ 75.403360][ T5851] ? __pfx_io_create_region_mmap_safe+0x10/0x10
[ 75.409594][ T5851] __io_uring_register+0x59f/0x2440
[ 75.414784][ T5851] ? trace_contention_end+0xdd/0x130
[ 75.420056][ T5851] ? __pfx___io_uring_register+0x10/0x10
[ 75.425701][ T5851] __x64_sys_io_uring_register+0x169/0x280
[ 75.431491][ T5851] do_syscall_64+0xcd/0x4c0
[ 75.435980][ T5851] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 75.441856][ T5851] RIP: 0033:0x7ff9c19ee429
[ 75.446251][ T5851] 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
[ 75.465841][ T5851] RSP: 002b:00007ffec21487c8 EFLAGS: 00000246 ORIG_RAX: 00000000000001ab
[ 75.474238][ T5851] RAX: ffffffffffffffda RBX: 0000000000000045 RCX: 00007ff9c19ee429
[ 75.482188][ T5851] RDX: 0000200000000200 RSI: 0000000000000022 RDI: 0000000000000003
[ 75.490137][ T5851] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ff9c1a66220
[ 75.498084][ T5851] R10: 0000000000000001 R11: 0000000000000246 R12: 0000200000000300
[ 75.506044][ T5851] R13: 0000200000000100 R14: 0000000000000001 R15: 0000000000000001
[ 75.514033][ T5851]
[ 75.517234][ T5851] Kernel Offset: disabled
[ 75.521562][ T5851] Rebooting in 86400 seconds..