[ 39.128803] ------------[ cut here ]------------ [ 39.129733] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.131746] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.133263] Modules linked in: [ 39.133887] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.135849] Tainted: [W]=WARN [ 39.136392] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.137835] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.138727] 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 [ 39.141843] RSP: 0018:ffff88801710fbc0 EFLAGS: 00010286 [ 39.142798] RAX: 0000000000000000 RBX: ffffed1002e21f78 RCX: ffffffff813a4050 [ 39.144082] RDX: ffff888019515340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.145346] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e21f2f [ 39.146602] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.147869] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801710fdf8 [ 39.149123] FS: 00007f0147f6a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.150544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.151595] CR2: 00007ffddd527ef7 CR3: 000000000d772000 CR4: 0000000000350ef0 [ 39.152857] Call Trace: [ 39.153306] [ 39.153757] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.154639] ? __create_object+0x59/0x80 [ 39.155374] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.156321] __vmalloc_noprof+0x59/0x60 [ 39.157063] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.157921] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.158833] bpf_prog_alloc+0x39/0x200 [ 39.159578] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.160491] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.161329] do_seccomp+0x349/0x25e0 [ 39.162039] ? find_held_lock+0x2b/0x80 [ 39.163685] ? do_prlimit+0x310/0x610 [ 39.164387] ? __pfx_do_seccomp+0x10/0x10 [ 39.165157] ? do_raw_spin_unlock+0x53/0x220 [ 39.165989] ? _raw_spin_unlock+0x1e/0x40 [ 39.166755] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.167711] ? static_key_count+0x60/0x80 [ 39.168505] prctl_set_seccomp+0x4e/0x70 [ 39.169227] __do_sys_prctl+0xe6c/0x1d70 [ 39.170000] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.170842] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.171804] ? irqentry_exit+0xf3/0x650 [ 39.172564] do_syscall_64+0xbf/0x430 [ 39.173249] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.174177] RIP: 0033:0x7f014845c5cd [ 39.174876] 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 [ 39.178022] RSP: 002b:00007ffddd525d50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.179411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f014845c5cd [ 39.180691] RDX: 000055765e2e5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.181951] RBP: 00007ffddd525db0 R08: 0000000000000000 R09: 00007ffddd525450 [ 39.183245] R10: 0000000000000000 R11: 0000000000000246 R12: 00005576719a32b0 [ 39.184524] R13: 00007ffddd5261e0 R14: 00005576719a5d20 R15: 00005576719b78d0 [ 39.185800] [ 39.186215] irq event stamp: 1805 [ 39.186856] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 39.188426] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 39.189986] softirqs last enabled at (1834): [] handle_softirqs+0x50c/0x770 [ 39.191528] softirqs last disabled at (1829): [] __irq_exit_rcu+0xc4/0x100 [ 39.193024] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.932895] ------------[ cut here ]------------ [ 41.933964] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.936283] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 41.937947] Modules linked in: [ 41.938676] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.940954] Tainted: [W]=WARN [ 41.941643] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.943348] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.944388] 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 [ 41.948037] RSP: 0018:ffff8880171efbc0 EFLAGS: 00010286 [ 41.949158] RAX: 0000000000000000 RBX: ffffed1002e3df78 RCX: ffffffff813a4050 [ 41.950625] RDX: ffff888016cd5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.952111] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e3df2f [ 41.953578] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.955067] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171efdf8 [ 41.956553] FS: 00007f7cf7430900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.958212] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.959464] CR2: 00007ffe7dd58ef7 CR3: 000000001ff37000 CR4: 0000000000350ef0 [ 41.960940] Call Trace: [ 41.961525] [ 41.961990] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.963015] ? __create_object+0x59/0x80 [ 41.963934] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.965051] __vmalloc_noprof+0x59/0x60 [ 41.965933] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.966941] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.968029] bpf_prog_alloc+0x39/0x200 [ 41.968882] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.969952] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.970989] do_seccomp+0x349/0x25e0 [ 41.971845] ? find_held_lock+0x2b/0x80 [ 41.972715] ? do_prlimit+0x310/0x610 [ 41.973568] ? __pfx_do_seccomp+0x10/0x10 [ 41.974416] ? do_raw_spin_unlock+0x53/0x220 [ 41.975395] ? _raw_spin_unlock+0x1e/0x40 [ 41.976288] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.977395] ? static_key_count+0x60/0x80 [ 41.978303] prctl_set_seccomp+0x4e/0x70 [ 41.979216] __do_sys_prctl+0xe6c/0x1d70 [ 41.980114] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.981091] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.982197] ? irqentry_exit+0xf3/0x650 [ 41.983093] do_syscall_64+0xbf/0x430 [ 41.983938] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.985035] RIP: 0033:0x7f7cf79225cd [ 41.985839] 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 [ 41.989529] RSP: 002b:00007ffe7dd57b10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.991105] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7cf79225cd [ 41.992576] RDX: 000055e54dbe6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.994047] RBP: 00007ffe7dd57b70 R08: 0000000000000000 R09: 00007ffe7dd57210 [ 41.995536] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e569b07ad0 [ 41.997002] R13: 00007ffe7dd57fa0 R14: 000055e569b08bc0 R15: 000055e569b19780 [ 41.998495] [ 41.998986] irq event stamp: 1719 [ 41.999758] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 42.000857] hardirqs last disabled at (1738): [] __up_console_sem+0x5d/0x80 [ 42.001957] softirqs last enabled at (1642): [] handle_softirqs+0x50c/0x770 [ 42.003122] softirqs last disabled at (1637): [] __irq_exit_rcu+0xc4/0x100 [ 42.004103] ---[ end trace 0000000000000000 ]--- [ 42.780227] ------------[ cut here ]------------ [ 42.781153] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.783221] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.784899] Modules linked in: [ 42.785616] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.787647] Tainted: [W]=WARN [ 42.788198] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.789713] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.790651] 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 [ 42.793816] RSP: 0018:ffff888017417bc0 EFLAGS: 00010286 [ 42.794791] RAX: 0000000000000000 RBX: ffffed1002e82f78 RCX: ffffffff813a4050 [ 42.796103] RDX: ffff88801b150000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.797427] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e82f2f [ 42.798750] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.800053] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017417df8 [ 42.801355] FS: 00007fbc056c2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.802799] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.803903] CR2: 00007fbc05bb4580 CR3: 0000000020540000 CR4: 0000000000350ef0 [ 42.805187] Call Trace: [ 42.805696] [ 42.806122] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.807019] ? __create_object+0x59/0x80 [ 42.807818] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.808806] __vmalloc_noprof+0x59/0x60 [ 42.809587] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.810406] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.811372] bpf_prog_alloc+0x39/0x200 [ 42.812118] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.813050] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.813955] do_seccomp+0x349/0x25e0 [ 42.814685] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.815618] ? __pfx_do_seccomp+0x10/0x10 [ 42.816379] ? find_held_lock+0x2b/0x80 [ 42.817154] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.818131] ? static_key_count+0x60/0x80 [ 42.818938] prctl_set_seccomp+0x4e/0x70 [ 42.819738] __do_sys_prctl+0xe6c/0x1d70 [ 42.820532] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.821349] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.822319] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.823300] ? irqentry_exit+0xf3/0x650 [ 42.824077] do_syscall_64+0xbf/0x430 [ 42.824833] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.825782] RIP: 0033:0x7fbc05bb45cd [ 42.826493] 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 [ 42.829686] RSP: 002b:00007ffc9c753090 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.831072] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbc05bb45cd [ 42.832375] RDX: 00005629a4acee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.833671] RBP: 00007ffc9c7530f0 R08: 0000000000000000 R09: 00007ffc9c752790 [ 42.834951] R10: 0000000000000000 R11: 0000000000000246 R12: 00005629c23febf0 [ 42.836250] R13: 00007ffc9c753520 R14: 00005629c2408380 R15: 00005629c2413460 [ 42.837579] [ 42.838004] irq event stamp: 1811 [ 42.838659] hardirqs last enabled at (1821): [] __up_console_sem+0x78/0x80 [ 42.840196] hardirqs last disabled at (1830): [] __up_console_sem+0x5d/0x80 [ 42.841724] softirqs last enabled at (1410): [] handle_softirqs+0x50c/0x770 [ 42.843281] softirqs last disabled at (1395): [] __irq_exit_rcu+0xc4/0x100 [ 42.844792] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:13893' (ECDSA) to the list of known hosts. 2025/11/18 04:49:45 fuzzer started 2025/11/18 04:49:45 dialing manager at localhost:37895 2025/11/18 04:49:45 checking machine... 2025/11/18 04:49:45 checking revisions... [ 43.776239] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:49:45 testing simple program... [ 43.868705] cgroup: Unknown subsys name 'net' [ 43.938300] cgroup: Unknown subsys name 'cpuset' [ 43.954061] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 04:49:44 Registers: info registers vcpu 0 RAX=ffffed10012c4f68 RBX=ffffed10012c4f69 RCX=ffffffff8152d723 RDX=ffffed10012c4f69 RSI=0000000000000004 RDI=ffff888009627b40 RBP=ffffed10012c4f68 RSP=ffff888009627af8 R8 =0000000000000001 R9 =ffffed10012c4f68 R10=ffff888009627b43 R11=0000000000000001 R12=ffffffff85f109a8 R13=ffffffff85f109b0 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81b2d061 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7cf73ff008 CR3=000000000e7b1000 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=39343a343020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383634 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff88800d3077c0 RCX=ffff88800d30764c RDX=1ffff11001a60ef8 RSI=ffffffff81a25aa9 RDI=ffff88800d3077cc RBP=0000000000000008 RSP=ffff88800d3076d8 R8 =0000000000000001 R9 =ffff88800d307738 R10=000000000003c9ed R11=00000000000231c7 R12=ffff88800d3077c0 R13=0000000000000000 R14=ffff888016cd1bc0 R15=ffff88800944cc80 RIP=ffffffff81619055 RFL=00000246 [---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 00007f7cf7430900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7cf73f0008 CR3=000000001ffc7000 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