[ 39.132943] ------------[ cut here ]------------ [ 39.133808] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.135887] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 39.137361] Modules linked in: [ 39.138003] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.139958] Tainted: [W]=WARN [ 39.140504] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.141972] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.142828] 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 [ 39.145998] RSP: 0018:ffff888015cffbc0 EFLAGS: 00010286 [ 39.146961] RAX: 0000000000000000 RBX: ffffed1002b9ff78 RCX: ffffffff813a4050 [ 39.148271] RDX: ffff888015995340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.149535] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b9ff2f [ 39.150808] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.152072] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015cffdf8 [ 39.153338] FS: 00007fbb0eaff900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.154778] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.155825] CR2: 00007fff30634ef7 CR3: 000000000d650000 CR4: 0000000000350ef0 [ 39.157131] Call Trace: [ 39.157588] [ 39.158050] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.158940] ? __create_object+0x59/0x80 [ 39.159664] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.160625] __vmalloc_noprof+0x59/0x60 [ 39.161375] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.162261] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.163209] bpf_prog_alloc+0x39/0x200 [ 39.163947] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.164839] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.165771] do_seccomp+0x349/0x25e0 [ 39.166496] ? find_held_lock+0x2b/0x80 [ 39.167260] ? do_prlimit+0x310/0x610 [ 39.168011] ? __pfx_do_seccomp+0x10/0x10 [ 39.168758] ? do_raw_spin_unlock+0x53/0x220 [ 39.169593] ? _raw_spin_unlock+0x1e/0x40 [ 39.170388] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.171366] ? static_key_count+0x60/0x80 [ 39.172181] prctl_set_seccomp+0x4e/0x70 [ 39.172961] __do_sys_prctl+0xe6c/0x1d70 [ 39.173702] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.174585] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.175591] ? irqentry_exit+0xf3/0x650 [ 39.176367] do_syscall_64+0xbf/0x430 [ 39.177108] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.178084] RIP: 0033:0x7fbb0eff15cd [ 39.178748] 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 [ 39.181949] RSP: 002b:00007fff30632750 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.183327] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbb0eff15cd [ 39.184615] RDX: 000055e4361e0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.185921] RBP: 00007fff306327b0 R08: 0000000000000000 R09: 00007fff30631e50 [ 39.187207] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e45005c240 [ 39.188493] R13: 00007fff30632be0 R14: 000055e450065380 R15: 000055e450070540 [ 39.189806] [ 39.190265] irq event stamp: 1747 [ 39.190919] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 39.192461] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 39.194009] softirqs last enabled at (1668): [] handle_softirqs+0x50c/0x770 [ 39.195558] softirqs last disabled at (1663): [] __irq_exit_rcu+0xc4/0x100 [ 39.197129] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.891850] ------------[ cut here ]------------ [ 41.892766] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.894908] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 41.896350] Modules linked in: [ 41.896974] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.899008] Tainted: [W]=WARN [ 41.899563] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.902427] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.903432] 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 [ 41.906624] RSP: 0018:ffff888016687bc0 EFLAGS: 00010286 [ 41.907605] RAX: 0000000000000000 RBX: ffffed1002cd0f78 RCX: ffffffff813a4050 [ 41.908900] RDX: ffff888015d7b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.910192] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cd0f2f [ 41.911462] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.912744] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016687df8 [ 41.914045] FS: 00007f8da6584900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.915484] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.916560] CR2: 00007f8da6a76580 CR3: 000000002095c000 CR4: 0000000000350ef0 [ 41.917863] Call Trace: [ 41.918495] [ 41.918963] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.919889] ? __create_object+0x59/0x80 [ 41.920642] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.921594] __vmalloc_noprof+0x59/0x60 [ 41.922492] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.923567] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.924491] bpf_prog_alloc+0x39/0x200 [ 41.925233] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.926176] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.927084] do_seccomp+0x349/0x25e0 [ 41.927747] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.928653] ? __pfx_do_seccomp+0x10/0x10 [ 41.929451] ? find_held_lock+0x2b/0x80 [ 41.930237] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.931231] ? static_key_count+0x60/0x80 [ 41.932032] prctl_set_seccomp+0x4e/0x70 [ 41.932764] __do_sys_prctl+0xe6c/0x1d70 [ 41.933555] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.934431] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.935409] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.936373] ? irqentry_exit+0xf3/0x650 [ 41.937145] do_syscall_64+0xbf/0x430 [ 41.937908] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.938831] RIP: 0033:0x7f8da6a765cd [ 41.939542] 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 [ 41.942722] RSP: 002b:00007ffd820a1020 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.944083] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8da6a765cd [ 41.945358] RDX: 0000564cfbca5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.946648] RBP: 00007ffd820a1080 R08: 0000000000000000 R09: 00007ffd820a0720 [ 41.947924] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564d05474ad0 [ 41.949214] R13: 00007ffd820a14b0 R14: 0000564d05475bc0 R15: 0000564d05486780 [ 41.950534] [ 41.950998] irq event stamp: 2051 [ 41.951605] hardirqs last enabled at (2059): [] __up_console_sem+0x78/0x80 [ 41.953131] hardirqs last disabled at (2068): [] __up_console_sem+0x5d/0x80 [ 41.954677] softirqs last enabled at (1640): [] handle_softirqs+0x50c/0x770 [ 41.956026] softirqs last disabled at (1635): [] __irq_exit_rcu+0xc4/0x100 [ 41.957290] ---[ end trace 0000000000000000 ]--- [ 42.596402] ------------[ cut here ]------------ [ 42.597315] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.599331] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.600760] Modules linked in: [ 42.601393] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.603374] Tainted: [W]=WARN [ 42.603965] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.605441] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.606357] 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 [ 42.609514] RSP: 0018:ffff888016247bc0 EFLAGS: 00010286 [ 42.610478] RAX: 0000000000000000 RBX: ffffed1002c48f78 RCX: ffffffff813a4050 [ 42.611743] RDX: ffff888015bbd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.613001] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c48f2f [ 42.614298] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.615562] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016247df8 [ 42.616812] FS: 00007f09b5d1b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.618258] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.619297] CR2: 00007fff91e11ef7 CR3: 0000000020a89000 CR4: 0000000000350ef0 [ 42.620555] Call Trace: [ 42.621066] [ 42.621470] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.622386] ? __create_object+0x59/0x80 [ 42.623168] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.624133] __vmalloc_noprof+0x59/0x60 [ 42.624828] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.625692] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.626623] bpf_prog_alloc+0x39/0x200 [ 42.627353] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.628267] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.629161] do_seccomp+0x349/0x25e0 [ 42.629899] ? find_held_lock+0x2b/0x80 [ 42.630608] ? do_prlimit+0x310/0x610 [ 42.631343] ? __pfx_do_seccomp+0x10/0x10 [ 42.632125] ? do_raw_spin_unlock+0x53/0x220 [ 42.632958] ? _raw_spin_unlock+0x1e/0x40 [ 42.633681] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.634654] ? static_key_count+0x60/0x80 [ 42.635453] prctl_set_seccomp+0x4e/0x70 [ 42.636218] __do_sys_prctl+0xe6c/0x1d70 [ 42.637005] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.637824] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.638771] ? irqentry_exit+0xf3/0x650 [ 42.639521] do_syscall_64+0xbf/0x430 [ 42.640258] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.641196] RIP: 0033:0x7f09b620d5cd [ 42.641921] 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 [ 42.645012] RSP: 002b:00007fff91e10940 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.646367] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f09b620d5cd [ 42.647616] RDX: 000055fcb4692e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.648869] RBP: 00007fff91e109a0 R08: 0000000000000000 R09: 00007fff91e10040 [ 42.650142] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fcd8803240 [ 42.651395] R13: 00007fff91e10dd0 R14: 000055fcd8802bf0 R15: 000055fcd88174d0 [ 42.652669] [ 42.653128] irq event stamp: 1813 [ 42.653730] hardirqs last enabled at (1821): [] __up_console_sem+0x78/0x80 [ 42.655072] hardirqs last disabled at (1830): [] __up_console_sem+0x5d/0x80 [ 42.656311] softirqs last enabled at (1800): [] handle_softirqs+0x50c/0x770 [ 42.657569] softirqs last disabled at (1795): [] __irq_exit_rcu+0xc4/0x100 [ 42.658823] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5318' (ECDSA) to the list of known hosts. 2025/11/17 10:18:51 fuzzer started 2025/11/17 10:18:51 dialing manager at localhost:37895 2025/11/17 10:18:51 checking machine... 2025/11/17 10:18:51 checking revisions... [ 43.428746] kmemleak: Automatic memory scanning thread ended 2025/11/17 10:18:51 testing simple program... [ 43.502286] cgroup: Unknown subsys name 'net' [ 43.574773] cgroup: Unknown subsys name 'cpuset' [ 43.587848] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:18:50 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88800ccec220 RCX=ffffffff81a55ebf RDX=ffff8880158f9bc0 RSI=ffffffff81a55ecd RDI=0000000000000005 RBP=ffff88800ccec220 RSP=ffff8880172477d8 R8 =0000000000000000 R9 =ffffed100199d858 R10=0000000000000000 R11=0000000000000001 R12=0000000000000000 R13=ffff88800ce2f8e0 R14=0000000000000001 R15=dead000000000122 RIP=ffffffff81751cbb 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 00007f8da6584900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8da6553008 CR3=000000000deb1000 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=0000000000000050 RBX=ffff88800b040000 RCX=ffffffff8259f226 RDX=00000000000101f7 RSI=ffffffff8259f234 RDI=0000000000000007 RBP=00000000000003e7 RSP=ffff88800976f740 R8 =0000000000000001 R9 =0000000000006d2c R10=00000000000101f7 R11=0000000000000001 R12=00000000000101f7 R13=ffffed1001608001 R14=ffffffff862e1880 R15=dffffc0000000000 RIP=ffffffff8259f238 RFL=00000093 [--S-A-C] 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 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000564d054cf000 CR3=000000000d9e1000 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=2104deedb0ff5fbe3aafeb1162822baa XMM01=18ee39fb955584b638289a038432c9b7 XMM02=91bd276811290238fa998fc75e388d3f XMM03=bd732d6c31f0df1d81c19440191af6af XMM04=00000000000000000000000001440000 XMM05=000000000000000000000725001cd447 XMM06=00000000000000000000000000000725 XMM07=00000725001cd4470144000030480080 XMM08=880000001c0000000e000000a0000000 XMM09=00000000000000000000000000000000 XMM10=262d9ea8b43dd9166ba68e6b398b2f5c XMM11=2ce67419b967fb75b7f8fbfa3d773903 XMM12=0d0c0f0e09080b0a0504070601000302 XMM13=0c0f0e0d080b0a090407060500030201 XMM14=00000000000000000000000000002240 XMM15=00000000000000000000000000000040