[ 39.161756] ------------[ cut here ]------------ [ 39.162370] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.163642] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.164539] Modules linked in: [ 39.164933] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.166142] Tainted: [W]=WARN [ 39.166476] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.167367] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.167915] 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 [ 39.169841] RSP: 0018:ffff888015befbc0 EFLAGS: 00010286 [ 39.170403] RAX: 0000000000000000 RBX: ffffed1002b7df78 RCX: ffffffff813a4050 [ 39.171179] RDX: ffff888018d65340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.171986] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b7df2f [ 39.172793] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.173606] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015befdf8 [ 39.174426] FS: 00007f414d1b4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.175336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.176024] CR2: 00007f414d6a6580 CR3: 000000001bcc8000 CR4: 0000000000350ef0 [ 39.176804] Call Trace: [ 39.177141] [ 39.177403] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.177981] ? __create_object+0x59/0x80 [ 39.178442] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.179050] __vmalloc_noprof+0x59/0x60 [ 39.179491] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.180035] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.180592] bpf_prog_alloc+0x39/0x200 [ 39.181052] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.181604] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.182181] do_seccomp+0x349/0x25e0 [ 39.182602] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.183185] ? __pfx_do_seccomp+0x10/0x10 [ 39.183660] ? find_held_lock+0x2b/0x80 [ 39.184143] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.184719] ? static_key_count+0x60/0x80 [ 39.185245] prctl_set_seccomp+0x4e/0x70 [ 39.185718] __do_sys_prctl+0xe6c/0x1d70 [ 39.186224] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.186734] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.187344] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.187961] ? irqentry_exit+0xf3/0x650 [ 39.188424] do_syscall_64+0xbf/0x430 [ 39.188902] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.189480] RIP: 0033:0x7f414d6a65cd [ 39.189940] 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 [ 39.191977] RSP: 002b:00007ffe8992e730 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.192856] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f414d6a65cd [ 39.193664] RDX: 000056112dc73e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.194504] RBP: 00007ffe8992e790 R08: 0000000000000000 R09: 00007ffe8992de30 [ 39.195322] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561133eaaad0 [ 39.196119] R13: 00007ffe8992ebc0 R14: 0000561133eabbc0 R15: 0000561133ebc780 [ 39.196956] [ 39.197224] irq event stamp: 1777 [ 39.197604] hardirqs last enabled at (1785): [] __up_console_sem+0x78/0x80 [ 39.198594] hardirqs last disabled at (1794): [] __up_console_sem+0x5d/0x80 [ 39.199505] softirqs last enabled at (1318): [] handle_softirqs+0x50c/0x770 [ 39.200448] softirqs last disabled at (1309): [] __irq_exit_rcu+0xc4/0x100 [ 39.201367] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.548229] ------------[ cut here ]------------ [ 42.549277] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.551547] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.553377] Modules linked in: [ 42.554155] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.556308] Tainted: [W]=WARN [ 42.556970] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.558592] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.559597] 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 [ 42.563346] RSP: 0018:ffff888016907bc0 EFLAGS: 00010286 [ 42.564401] RAX: 0000000000000000 RBX: ffffed1002d20f78 RCX: ffffffff813a4050 [ 42.565790] RDX: ffff888015a08000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.567195] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d20f2f [ 42.568632] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.570327] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016907df8 [ 42.571707] FS: 00007fb401109900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.573248] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.574421] CR2: 00007ffe09579ef8 CR3: 000000000ce4f000 CR4: 0000000000350ef0 [ 42.575812] Call Trace: [ 42.576360] [ 42.576871] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.577807] ? __create_object+0x59/0x80 [ 42.578659] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.579721] __vmalloc_noprof+0x59/0x60 [ 42.580549] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.581496] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.582534] bpf_prog_alloc+0x39/0x200 [ 42.583343] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.584358] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.585344] do_seccomp+0x349/0x25e0 [ 42.586142] ? find_held_lock+0x2b/0x80 [ 42.586970] ? do_prlimit+0x310/0x610 [ 42.587727] ? __pfx_do_seccomp+0x10/0x10 [ 42.588585] ? do_raw_spin_unlock+0x53/0x220 [ 42.589496] ? _raw_spin_unlock+0x1e/0x40 [ 42.590369] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.591429] ? static_key_count+0x60/0x80 [ 42.592314] prctl_set_seccomp+0x4e/0x70 [ 42.593155] __do_sys_prctl+0xe6c/0x1d70 [ 42.594035] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.594968] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.596022] ? irqentry_exit+0xf3/0x650 [ 42.596798] do_syscall_64+0xbf/0x430 [ 42.597604] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.598672] RIP: 0033:0x7fb4015fb5cd [ 42.599422] 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 [ 42.602870] RSP: 002b:00007ffe09577280 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.604341] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb4015fb5cd [ 42.605768] RDX: 0000564a33dd9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.607165] RBP: 00007ffe095772e0 R08: 0000000000000000 R09: 00007ffe09576980 [ 42.608586] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564a35fc7bf0 [ 42.609988] R13: 00007ffe09577710 R14: 0000564a35fd1380 R15: 0000564a35fdc460 [ 42.611408] [ 42.611919] irq event stamp: 1881 [ 42.612582] hardirqs last enabled at (1889): [] __up_console_sem+0x78/0x80 [ 42.614261] hardirqs last disabled at (1898): [] __up_console_sem+0x5d/0x80 [ 42.615760] softirqs last enabled at (1828): [] handle_softirqs+0x50c/0x770 [ 42.617226] softirqs last disabled at (1823): [] __irq_exit_rcu+0xc4/0x100 [ 42.618720] ---[ end trace 0000000000000000 ]--- [ 43.435624] ------------[ cut here ]------------ [ 43.436662] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.439114] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.440782] Modules linked in: [ 43.441496] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.443792] Tainted: [W]=WARN [ 43.444493] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.446204] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.447270] 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 [ 43.450923] RSP: 0018:ffff88801712fbc0 EFLAGS: 00010286 [ 43.452055] RAX: 0000000000000000 RBX: ffffed1002e25f78 RCX: ffffffff813a4050 [ 43.453537] RDX: ffff8880165a9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.455028] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e25f2f [ 43.456509] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.457997] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801712fdf8 [ 43.459480] FS: 00007f0eafae2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.461126] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.462373] CR2: 00007f0eaffd4580 CR3: 000000001fc66000 CR4: 0000000000350ef0 [ 43.463860] Call Trace: [ 43.464391] [ 43.464932] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.465994] ? __create_object+0x59/0x80 [ 43.466900] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.468029] __vmalloc_noprof+0x59/0x60 [ 43.468911] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.470006] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.470976] bpf_prog_alloc+0x39/0x200 [ 43.471687] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.472627] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.473551] do_seccomp+0x349/0x25e0 [ 43.474281] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.475215] ? __pfx_do_seccomp+0x10/0x10 [ 43.476030] ? find_held_lock+0x2b/0x80 [ 43.476764] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.477779] ? static_key_count+0x60/0x80 [ 43.478584] prctl_set_seccomp+0x4e/0x70 [ 43.479368] __do_sys_prctl+0xe6c/0x1d70 [ 43.480183] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.481059] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.482083] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.483078] ? irqentry_exit+0xf3/0x650 [ 43.483812] do_syscall_64+0xbf/0x430 [ 43.484579] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.485574] RIP: 0033:0x7f0eaffd45cd [ 43.486291] 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 [ 43.489570] RSP: 002b:00007fff44c329d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.491085] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0eaffd45cd [ 43.492696] RDX: 0000564efcb26e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.494287] RBP: 00007fff44c32a30 R08: 0000000000000000 R09: 00007fff44c320d0 [ 43.495879] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564f0c18ebf0 [ 43.497205] R13: 00007fff44c32e60 R14: 0000564f0c198380 R15: 0000564f0c1a3460 [ 43.498529] [ 43.499004] irq event stamp: 1759 [ 43.499633] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 43.501152] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 43.502627] softirqs last enabled at (1680): [] handle_softirqs+0x50c/0x770 [ 43.503901] softirqs last disabled at (1671): [] __irq_exit_rcu+0xc4/0x100 [ 43.505138] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33607' (ECDSA) to the list of known hosts. 2025/11/17 21:46:43 fuzzer started 2025/11/17 21:46:44 dialing manager at localhost:37895 2025/11/17 21:46:44 checking machine... 2025/11/17 21:46:44 checking revisions... [ 44.458287] kmemleak: Automatic memory scanning thread ended 2025/11/17 21:46:44 testing simple program... [ 44.561215] cgroup: Unknown subsys name 'net' [ 44.629116] cgroup: Unknown subsys name 'cpuset' [ 44.652345] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 21:46:43 Registers: info registers vcpu 0 RAX=0000000000020000 RBX=ffff888015741bc0 RCX=0000000000000000 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888015742618 RSP=ffff888015717300 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888015742640 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff815270c7 RFL=00000006 [-----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 00007f0d7890d900 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=00005590aa29e000 CR3=000000000d486000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=8bc32a8cd46794d800000000000ae988 XMM05=3e324e5f947b0f3d00000000003217d8 XMM06=d96330e2d2db8632000000000031f958 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff888015a0d340 RCX=0000000000000040 RDX=0000000000000007 RSI=ffff888015a0ddc0 RDI=ffffffff83ee623d RBP=ffffffff83ee623d RSP=ffff88801719fc98 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f657 R11=0000000000000001 R12=ffff88800e8173b8 R13=ffff88800e817300 R14=ffff88801a3a9720 R15=ffff88801a3a9000 RIP=ffffffff84c71c72 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 00007fb401109900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe09571000 CR3=000000000bc80000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000