[ 38.883507] ------------[ cut here ]------------ [ 38.884416] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.886478] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.887925] Modules linked in: [ 38.888563] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.890549] Tainted: [W]=WARN [ 38.891112] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.892612] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.893536] 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 [ 38.896753] RSP: 0018:ffff88801666fbc0 EFLAGS: 00010286 [ 38.897736] RAX: 0000000000000000 RBX: ffffed1002ccdf78 RCX: ffffffff813a4050 [ 38.899011] RDX: ffff8880175c0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.900289] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ccdf2f [ 38.901589] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.902866] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801666fdf8 [ 38.904135] FS: 00007f9c9a449900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.905597] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.906654] CR2: 00007fff7640aef8 CR3: 000000000a18f000 CR4: 0000000000350ef0 [ 38.907945] Call Trace: [ 38.908457] [ 38.908876] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.909768] ? __create_object+0x59/0x80 [ 38.910567] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.911592] __vmalloc_noprof+0x59/0x60 [ 38.912356] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.913190] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.914212] bpf_prog_alloc+0x39/0x200 [ 38.914938] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.915862] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.916774] do_seccomp+0x349/0x25e0 [ 38.917495] ? find_held_lock+0x2b/0x80 [ 38.918207] ? do_prlimit+0x310/0x610 [ 38.918944] ? __pfx_do_seccomp+0x10/0x10 [ 38.919724] ? do_raw_spin_unlock+0x53/0x220 [ 38.920571] ? _raw_spin_unlock+0x1e/0x40 [ 38.921352] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.922335] ? static_key_count+0x60/0x80 [ 38.923105] prctl_set_seccomp+0x4e/0x70 [ 38.923880] __do_sys_prctl+0xe6c/0x1d70 [ 38.924680] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.925542] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.926496] ? irqentry_exit+0xf3/0x650 [ 38.927225] do_syscall_64+0xbf/0x430 [ 38.927967] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.928946] RIP: 0033:0x7f9c9a93b5cd [ 38.929652] 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 [ 38.932842] RSP: 002b:00007fff76408b40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.934198] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9c9a93b5cd [ 38.935479] RDX: 0000555c5d939e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.936778] RBP: 00007fff76408ba0 R08: 0000000000000000 R09: 00007fff76408240 [ 38.938071] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555c7e4be2b0 [ 38.939368] R13: 00007fff76408fd0 R14: 0000555c7e4c0d20 R15: 0000555c7e4d28d0 [ 38.940664] [ 38.941089] irq event stamp: 1753 [ 38.941730] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 38.943275] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 38.944800] softirqs last enabled at (1454): [] handle_softirqs+0x50c/0x770 [ 38.946352] softirqs last disabled at (1449): [] __irq_exit_rcu+0xc4/0x100 [ 38.947868] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.159191] ------------[ cut here ]------------ [ 41.160186] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.162615] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 41.164065] Modules linked in: [ 41.164691] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.166655] Tainted: [W]=WARN [ 41.167206] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.168682] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.169603] 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 [ 41.172752] RSP: 0018:ffff8880097b7bc0 EFLAGS: 00010286 [ 41.173712] RAX: 0000000000000000 RBX: ffffed10012f6f78 RCX: ffffffff813a4050 [ 41.174965] RDX: ffff888016079bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.176214] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10012f6f2f [ 41.177472] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.178724] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880097b7df8 [ 41.179988] FS: 00007f9b4d2aa900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.181415] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.182444] CR2: 00007ffe490b6ef8 CR3: 000000000ace8000 CR4: 0000000000350ef0 [ 41.183684] Call Trace: [ 41.184138] [ 41.184585] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.185476] ? __create_object+0x59/0x80 [ 41.186202] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.187155] __vmalloc_noprof+0x59/0x60 [ 41.187906] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.188806] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.189734] bpf_prog_alloc+0x39/0x200 [ 41.190452] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.191349] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.192188] do_seccomp+0x349/0x25e0 [ 41.192896] ? find_held_lock+0x2b/0x80 [ 41.193647] ? do_prlimit+0x310/0x610 [ 41.194370] ? __pfx_do_seccomp+0x10/0x10 [ 41.195091] ? do_raw_spin_unlock+0x53/0x220 [ 41.195896] ? _raw_spin_unlock+0x1e/0x40 [ 41.196673] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.197606] ? static_key_count+0x60/0x80 [ 41.198397] prctl_set_seccomp+0x4e/0x70 [ 41.199111] __do_sys_prctl+0xe6c/0x1d70 [ 41.199880] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.200748] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.201698] ? irqentry_exit+0xf3/0x650 [ 41.202457] do_syscall_64+0xbf/0x430 [ 41.203136] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.204060] RIP: 0033:0x7f9b4d79c5cd [ 41.204759] 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 [ 41.207853] RSP: 002b:00007ffe490b5920 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.209189] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9b4d79c5cd [ 41.210443] RDX: 0000564e6e95be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.211673] RBP: 00007ffe490b5980 R08: 0000000000000000 R09: 00007ffe490b5020 [ 41.212925] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564e7a8a12b0 [ 41.214188] R13: 00007ffe490b5db0 R14: 0000564e7a8a3d20 R15: 0000564e7a8b58d0 [ 41.215490] [ 41.215908] irq event stamp: 1755 [ 41.216553] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 41.218045] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 41.219551] softirqs last enabled at (1744): [] handle_softirqs+0x50c/0x770 [ 41.221063] softirqs last disabled at (1733): [] __irq_exit_rcu+0xc4/0x100 [ 41.222532] ---[ end trace 0000000000000000 ]--- [ 41.924053] ------------[ cut here ]------------ [ 41.924981] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.927010] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 41.928449] Modules linked in: [ 41.929050] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.930989] Tainted: [W]=WARN [ 41.931575] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.933285] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.934410] 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 [ 41.937534] RSP: 0018:ffff88801bd5fbc0 EFLAGS: 00010286 [ 41.938484] RAX: 0000000000000000 RBX: ffffed10037abf78 RCX: ffffffff813a4050 [ 41.939733] RDX: ffff8880175c5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.940999] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10037abf2f [ 41.942436] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.943904] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bd5fdf8 [ 41.945338] FS: 00007f11dff87900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.946755] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.947807] CR2: 00007ffe6caf2ef8 CR3: 000000001e64c000 CR4: 0000000000350ef0 [ 41.949086] Call Trace: [ 41.949597] [ 41.950006] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.950900] ? __create_object+0x59/0x80 [ 41.951676] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.952646] __vmalloc_noprof+0x59/0x60 [ 41.953403] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.954218] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.955153] bpf_prog_alloc+0x39/0x200 [ 41.955873] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.956820] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.957716] do_seccomp+0x349/0x25e0 [ 41.958428] ? find_held_lock+0x2b/0x80 [ 41.959142] ? do_prlimit+0x310/0x610 [ 41.959864] ? __pfx_do_seccomp+0x10/0x10 [ 41.960656] ? do_raw_spin_unlock+0x53/0x220 [ 41.961491] ? _raw_spin_unlock+0x1e/0x40 [ 41.962233] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.963200] ? static_key_count+0x60/0x80 [ 41.963996] prctl_set_seccomp+0x4e/0x70 [ 41.964773] __do_sys_prctl+0xe6c/0x1d70 [ 41.965538] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.966404] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.967359] ? irqentry_exit+0xf3/0x650 [ 41.968077] do_syscall_64+0xbf/0x430 [ 41.968823] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.969773] RIP: 0033:0x7f11e04795cd [ 41.970459] 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 [ 41.973647] RSP: 002b:00007ffe6caf1100 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.974993] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f11e04795cd [ 41.976286] RDX: 000055aa329a0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.977563] RBP: 00007ffe6caf1160 R08: 0000000000000000 R09: 00007ffe6caf0800 [ 41.978816] R10: 0000000000000000 R11: 0000000000000246 R12: 000055aa694c92b0 [ 41.980074] R13: 00007ffe6caf1590 R14: 000055aa694cbd20 R15: 000055aa694dd8d0 [ 41.981364] [ 41.981784] irq event stamp: 1765 [ 41.982429] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 41.983917] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 41.985435] softirqs last enabled at (1688): [] handle_softirqs+0x50c/0x770 [ 41.986959] softirqs last disabled at (1681): [] __irq_exit_rcu+0xc4/0x100 [ 41.988459] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:36758' (ECDSA) to the list of known hosts. 2025/11/18 04:43:51 fuzzer started 2025/11/18 04:43:52 dialing manager at localhost:37895 2025/11/18 04:43:52 checking machine... 2025/11/18 04:43:52 checking revisions... [ 42.942833] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:43:52 testing simple program... [ 43.026422] cgroup: Unknown subsys name 'net' [ 43.094026] cgroup: Unknown subsys name 'cpuset' [ 43.111528] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 04:43:51 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff88801a4b0000 RCX=0000000000000002 RDX=0000000088596101 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff88801a4b0a58 RSP=ffff88801a5a72c0 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=0000000000000028 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81527005 RFL=00000046 [---Z-P-] 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 00007f9b4d2aa900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9b4d259008 CR3=0000000020510000 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=dffffc0000000000 RBX=0000000000000001 RCX=ffff888009757890 RDX=1ffff110012df76f RSI=ffffffff8161932e RDI=ffff8880096fbb7c RBP=ffff8880096fb780 RSP=ffff888009757768 R8 =0000000000000001 R9 =ffff888009757830 R10=000000000003c9ed R11=000000000000453f R12=0000000000000000 R13=ffff888009757838 R14=ffff8880096fb780 R15=ffff8880097577f0 RIP=ffffffff815bd5d8 RFL=00000202 [-------] 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000564e7a89eb40 CR3=000000001c4df000 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=33343a343020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303030 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000