[ 39.170615] ------------[ cut here ]------------ [ 39.171582] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.173650] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.175129] Modules linked in: [ 39.175800] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.177823] Tainted: [W]=WARN [ 39.178384] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.179896] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.180832] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 39.184069] RSP: 0018:ffff888016dafbc0 EFLAGS: 00010286 [ 39.185070] RAX: 0000000000000000 RBX: ffffed1002db5f78 RCX: ffffffff813a4050 [ 39.186373] RDX: ffff888018568000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.187690] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002db5f2f [ 39.188988] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.190301] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016dafdf8 [ 39.191625] FS: 00007f7e021b9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.193093] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.194180] CR2: 00007ffe08ef0ef7 CR3: 000000000a5c4000 CR4: 0000000000350ef0 [ 39.195494] Call Trace: [ 39.195999] [ 39.196407] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.197326] ? __create_object+0x59/0x80 [ 39.198126] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.199115] __vmalloc_noprof+0x59/0x60 [ 39.199912] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.200806] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.201709] bpf_prog_alloc+0x39/0x200 [ 39.202464] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.203419] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.204339] do_seccomp+0x349/0x25e0 [ 39.205081] ? find_held_lock+0x2b/0x80 [ 39.205855] ? do_prlimit+0x310/0x610 [ 39.206566] ? __pfx_do_seccomp+0x10/0x10 [ 39.207376] ? do_raw_spin_unlock+0x53/0x220 [ 39.208223] ? _raw_spin_unlock+0x1e/0x40 [ 39.209017] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.209999] ? static_key_count+0x60/0x80 [ 39.210802] prctl_set_seccomp+0x4e/0x70 [ 39.211551] __do_sys_prctl+0xe6c/0x1d70 [ 39.212349] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.213214] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.214187] ? irqentry_exit+0xf3/0x650 [ 39.214972] do_syscall_64+0xbf/0x430 [ 39.215687] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.216641] RIP: 0033:0x7f7e026ab5cd [ 39.217355] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.220599] RSP: 002b:00007ffe08eee4d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.221938] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7e026ab5cd [ 39.223214] RDX: 000055b4aaf76e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.224475] RBP: 00007ffe08eee530 R08: 0000000000000000 R09: 00007ffe08eedbd0 [ 39.225742] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b4ceb0fb10 [ 39.227004] R13: 00007ffe08eee960 R14: 000055b4ceb102b0 R15: 000055b4ceb246f0 [ 39.228305] [ 39.228764] irq event stamp: 1743 [ 39.229360] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 39.230873] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 39.232248] softirqs last enabled at (1774): [] handle_softirqs+0x50c/0x770 [ 39.233518] softirqs last disabled at (1759): [] __irq_exit_rcu+0xc4/0x100 [ 39.234760] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.904120] ------------[ cut here ]------------ [ 42.905065] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.907071] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.908566] Modules linked in: [ 42.909201] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.911146] Tainted: [W]=WARN [ 42.911707] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.913178] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.914079] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.917206] RSP: 0018:ffff88801610fbc0 EFLAGS: 00010286 [ 42.918184] RAX: 0000000000000000 RBX: ffffed1002c21f78 RCX: ffffffff813a4050 [ 42.919473] RDX: ffff8880168d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.920778] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c21f2f [ 42.922058] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.923354] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801610fdf8 [ 42.924649] FS: 00007f3653eeb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.926090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.927157] CR2: 00007ffe4890aef7 CR3: 000000000e2b5000 CR4: 0000000000350ef0 [ 42.928453] Call Trace: [ 42.928969] [ 42.929385] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.930288] ? __create_object+0x59/0x80 [ 42.931069] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.932061] __vmalloc_noprof+0x59/0x60 [ 42.932825] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.933662] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.934596] bpf_prog_alloc+0x39/0x200 [ 42.935339] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.936278] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.937185] do_seccomp+0x349/0x25e0 [ 42.937903] ? find_held_lock+0x2b/0x80 [ 42.938626] ? do_prlimit+0x310/0x610 [ 42.939387] ? __pfx_do_seccomp+0x10/0x10 [ 42.940168] ? do_raw_spin_unlock+0x53/0x220 [ 42.941008] ? _raw_spin_unlock+0x1e/0x40 [ 42.941796] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.942775] ? static_key_count+0x60/0x80 [ 42.943559] prctl_set_seccomp+0x4e/0x70 [ 42.944349] __do_sys_prctl+0xe6c/0x1d70 [ 42.945155] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.946021] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.947003] ? irqentry_exit+0xf3/0x650 [ 42.947778] do_syscall_64+0xbf/0x430 [ 42.948493] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.949459] RIP: 0033:0x7f36543dd5cd [ 42.950173] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.953442] RSP: 002b:00007ffe48909e50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.954835] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f36543dd5cd [ 42.956150] RDX: 00005611aaadce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.957445] RBP: 00007ffe48909eb0 R08: 0000000000000000 R09: 00007ffe48909550 [ 42.958748] R10: 0000000000000000 R11: 0000000000000246 R12: 00005611b566dad0 [ 42.960048] R13: 00007ffe4890a2e0 R14: 00005611b566ebc0 R15: 00005611b567f780 [ 42.961355] [ 42.961817] irq event stamp: 1769 [ 42.962421] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 42.963906] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 42.965176] softirqs last enabled at (1706): [] handle_softirqs+0x50c/0x770 [ 42.966468] softirqs last disabled at (1701): [] __irq_exit_rcu+0xc4/0x100 [ 42.967746] ---[ end trace 0000000000000000 ]--- [ 43.777061] ------------[ cut here ]------------ [ 43.777926] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.779888] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.781248] Modules linked in: [ 43.781840] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.783701] Tainted: [W]=WARN [ 43.784243] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.785638] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.786502] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 43.789493] RSP: 0018:ffff88800ef27bc0 EFLAGS: 00010286 [ 43.790414] RAX: 0000000000000000 RBX: ffffed1001de4f78 RCX: ffffffff813a4050 [ 43.791719] RDX: ffff8880157a3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.792983] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001de4f2f [ 43.794213] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.795441] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ef27df8 [ 43.796875] FS: 00007f97aae96900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.798462] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.799657] CR2: 00007f97ab388580 CR3: 0000000019b80000 CR4: 0000000000350ef0 [ 43.801077] Call Trace: [ 43.801593] [ 43.802095] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.803089] ? __create_object+0x59/0x80 [ 43.803970] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.805040] __vmalloc_noprof+0x59/0x60 [ 43.805889] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.806861] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.807922] bpf_prog_alloc+0x39/0x200 [ 43.808689] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.809772] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.810782] do_seccomp+0x349/0x25e0 [ 43.811552] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.812566] ? __pfx_do_seccomp+0x10/0x10 [ 43.813450] ? find_held_lock+0x2b/0x80 [ 43.814308] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.815411] ? static_key_count+0x60/0x80 [ 43.816314] prctl_set_seccomp+0x4e/0x70 [ 43.817181] __do_sys_prctl+0xe6c/0x1d70 [ 43.818064] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.818927] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.819904] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.820871] ? irqentry_exit+0xf3/0x650 [ 43.821591] do_syscall_64+0xbf/0x430 [ 43.822338] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.823300] RIP: 0033:0x7f97ab3885cd [ 43.824001] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 43.827180] RSP: 002b:00007fff211ff6f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.828580] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97ab3885cd [ 43.829861] RDX: 0000557ceeaabe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.831156] RBP: 00007fff211ff750 R08: 0000000000000000 R09: 00007fff211fedf0 [ 43.832467] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557d01bc3ad0 [ 43.833770] R13: 00007fff211ffb80 R14: 0000557d01bc4bc0 R15: 0000557d01bd5780 [ 43.835090] [ 43.835526] irq event stamp: 1757 [ 43.836188] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 43.837759] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 43.839335] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 43.840908] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 43.842462] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:14244' (ECDSA) to the list of known hosts. 2025/11/17 09:02:21 fuzzer started 2025/11/17 09:02:21 dialing manager at localhost:37895 2025/11/17 09:02:21 checking machine... 2025/11/17 09:02:21 checking revisions... [ 44.804151] kmemleak: Automatic memory scanning thread ended 2025/11/17 09:02:21 testing simple program... [ 44.897942] cgroup: Unknown subsys name 'net' [ 44.947420] cgroup: Unknown subsys name 'cpuset' [ 44.965085] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 09:02:20 Registers: info registers vcpu 0 RAX=ffffffff85f109b8 RBX=ffff8880168d9bc0 RCX=0000000000000000 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85f109b8 RBP=ffffffff85f109b8 RSP=ffff888016a4eed8 R8 =0000000000000001 R9 =0000000000000001 R10=0000000000000001 R11=0000000000000000 R12=0000000000000000 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81526f24 RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f3653eeb900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3653eca020 CR3=000000000e3fe000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002a259 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeec17f3b8 CR3=000000000cd58000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=2030323a32303a393020373120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732030323a32303a3930203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000