[ 46.487592] ------------[ cut here ]------------ [ 46.488689] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.491119] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.492894] Modules linked in: [ 46.493626] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.496044] Tainted: [W]=WARN [ 46.496706] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.498724] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.499922] 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 [ 46.503759] RSP: 0018:ffff88800f827bc0 EFLAGS: 00010286 [ 46.504932] RAX: 0000000000000000 RBX: ffffed1001f04f78 RCX: ffffffff813a4050 [ 46.506485] RDX: ffff888009fb8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.508049] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001f04f2f [ 46.509624] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.511197] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f827df8 [ 46.512742] FS: 00007fe4251b5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.514634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.515982] CR2: 00007fe4256a7580 CR3: 000000001d522000 CR4: 0000000000350ef0 Debian GNU/Linux 11 syzkaller ttyS0[ 46.517548] Call Trace: [ 46.518849] [ 46.519461] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.520534] ? __create_object+0x59/0x80 syzkaller login: [ 46.521482] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.523240] __vmalloc_noprof+0x59/0x60 [ 46.524155] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.525208] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.526351] bpf_prog_alloc+0x39/0x200 [ 46.527252] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.528371] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.529484] do_seccomp+0x349/0x25e0 [ 46.530365] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.531475] ? __pfx_do_seccomp+0x10/0x10 [ 46.532453] ? find_held_lock+0x2b/0x80 [ 46.533396] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.534597] ? static_key_count+0x60/0x80 [ 46.535564] prctl_set_seccomp+0x4e/0x70 [ 46.536513] __do_sys_prctl+0xe6c/0x1d70 [ 46.537497] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.538554] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.539738] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.540934] ? irqentry_exit+0xf3/0x650 [ 46.541832] do_syscall_64+0xbf/0x430 [ 46.542745] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.543917] RIP: 0033:0x7fe4256a75cd [ 46.544749] 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 [ 46.548724] RSP: 002b:00007ffd10fa96c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.550441] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe4256a75cd [ 46.552056] RDX: 000055b8796fbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.553686] RBP: 00007ffd10fa9720 R08: 0000000000000000 R09: 00007ffd10fa8dc0 [ 46.555157] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b89120bad0 [ 46.556582] R13: 00007ffd10fa9b50 R14: 000055b89120cbc0 R15: 000055b89121d780 [ 46.558037] [ 46.558504] irq event stamp: 1819 [ 46.559219] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 46.560908] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 46.562609] softirqs last enabled at (1566): [] handle_softirqs+0x50c/0x770 [ 46.564311] softirqs last disabled at (1857): [] __irq_exit_rcu+0xc4/0x100 [ 46.565778] ---[ end trace 0000000000000000 ]--- [ 49.209049] ------------[ cut here ]------------ [ 49.210101] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.212348] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.214017] Modules linked in: [ 49.214687] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.216869] Tainted: [W]=WARN [ 49.217463] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.219154] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.220142] 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 [ 49.223337] RSP: 0018:ffff88800fb17bc0 EFLAGS: 00010286 [ 49.224324] RAX: 0000000000000000 RBX: ffffed1001f62f78 RCX: ffffffff813a4050 [ 49.225616] RDX: ffff888019f89bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.226904] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001f62f2f [ 49.228183] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.229472] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800fb17df8 [ 49.230758] FS: 00007fc20f74a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.232190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.233242] CR2: 00007ffc5ad8fef8 CR3: 000000000b832000 CR4: 0000000000350ef0 [ 49.234525] Call Trace: [ 49.235025] [ 49.235439] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.236349] ? __create_object+0x59/0x80 [ 49.237126] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.238091] __vmalloc_noprof+0x59/0x60 [ 49.238820] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.239688] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.240623] bpf_prog_alloc+0x39/0x200 [ 49.241354] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.242298] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.243199] do_seccomp+0x349/0x25e0 [ 49.243914] ? find_held_lock+0x2b/0x80 [ 49.244626] ? do_prlimit+0x310/0x610 [ 49.245366] ? __pfx_do_seccomp+0x10/0x10 [ 49.246163] ? do_raw_spin_unlock+0x53/0x220 [ 49.247006] ? _raw_spin_unlock+0x1e/0x40 [ 49.247743] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.248696] ? static_key_count+0x60/0x80 [ 49.249511] prctl_set_seccomp+0x4e/0x70 [ 49.250282] __do_sys_prctl+0xe6c/0x1d70 [ 49.251066] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.251922] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.252846] ? irqentry_exit+0xf3/0x650 [ 49.253624] do_syscall_64+0xbf/0x430 [ 49.254368] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.255303] RIP: 0033:0x7fc20fc3c5cd [ 49.256008] 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 [ 49.259219] RSP: 002b:00007ffc5ad8e290 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.260579] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc20fc3c5cd [ 49.261887] RDX: 000056314d26de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.263172] RBP: 00007ffc5ad8e2f0 R08: 0000000000000000 R09: 00007ffc5ad8d990 [ 49.264473] R10: 0000000000000000 R11: 0000000000000246 R12: 000056317f512ad0 [ 49.265770] R13: 00007ffc5ad8e720 R14: 000056317f513bc0 R15: 000056317f524780 [ 49.266933] [ 49.267288] irq event stamp: 1789 [ 49.267791] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 49.269064] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 49.270337] softirqs last enabled at (1370): [] handle_softirqs+0x50c/0x770 [ 49.271624] softirqs last disabled at (1365): [] __irq_exit_rcu+0xc4/0x100 [ 49.272896] ---[ end trace 0000000000000000 ]--- [ 49.891092] ------------[ cut here ]------------ [ 49.891836] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.893781] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 49.895010] Modules linked in: [ 49.895503] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.897182] Tainted: [W]=WARN [ 49.897657] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.898909] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.899641] 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 [ 49.902319] RSP: 0018:ffff888019a9fbc0 EFLAGS: 00010286 [ 49.903159] RAX: 0000000000000000 RBX: ffffed1003353f78 RCX: ffffffff813a4050 [ 49.904245] RDX: ffff888019e3b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.905315] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003353f2f [ 49.906399] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.907484] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019a9fdf8 [ 49.908571] FS: 00007feefd56d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.909787] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.910679] CR2: 00007ffc89bcfef8 CR3: 00000000203f6000 CR4: 0000000000350ef0 [ 49.911756] Call Trace: [ 49.912189] [ 49.912540] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.913306] ? __create_object+0x59/0x80 [ 49.913973] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.914756] __vmalloc_noprof+0x59/0x60 [ 49.915395] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.916139] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.916927] bpf_prog_alloc+0x39/0x200 [ 49.917522] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.918309] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.919073] do_seccomp+0x349/0x25e0 [ 49.919641] ? find_held_lock+0x2b/0x80 [ 49.920276] ? do_prlimit+0x310/0x610 [ 49.920863] ? __pfx_do_seccomp+0x10/0x10 [ 49.921529] ? do_raw_spin_unlock+0x53/0x220 [ 49.922230] ? _raw_spin_unlock+0x1e/0x40 [ 49.922857] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.923676] ? static_key_count+0x60/0x80 [ 49.924343] prctl_set_seccomp+0x4e/0x70 [ 49.924998] __do_sys_prctl+0xe6c/0x1d70 [ 49.925630] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.926349] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.927168] ? irqentry_exit+0xf3/0x650 [ 49.927774] do_syscall_64+0xbf/0x430 [ 49.928391] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.929191] RIP: 0033:0x7feefda5f5cd [ 49.929755] 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 [ 49.932422] RSP: 002b:00007ffc89bce870 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.933580] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feefda5f5cd [ 49.934653] RDX: 000055bbd8645e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.935729] RBP: 00007ffc89bce8d0 R08: 0000000000000000 R09: 00007ffc89bcdf70 [ 49.936797] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bbf15c3ad0 [ 49.937898] R13: 00007ffc89bced00 R14: 000055bbf15c4bc0 R15: 000055bbf15d5780 [ 49.938995] [ 49.939354] irq event stamp: 1783 [ 49.939857] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 49.941176] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 49.942477] softirqs last enabled at (1706): [] handle_softirqs+0x50c/0x770 [ 49.943788] softirqs last disabled at (1701): [] __irq_exit_rcu+0xc4/0x100 [ 49.945066] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:59116' (ECDSA) to the list of known hosts. 2025/11/17 19:09:13 fuzzer started 2025/11/17 19:09:13 dialing manager at localhost:37895 2025/11/17 19:09:13 checking machine... 2025/11/17 19:09:13 checking revisions... [ 50.758741] kmemleak: Automatic memory scanning thread ended 2025/11/17 19:09:14 testing simple program... [ 50.837505] cgroup: Unknown subsys name 'net' [ 50.896414] cgroup: Unknown subsys name 'cpuset' [ 50.917330] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:09:13 Registers: info registers vcpu 0 RAX=1ffffffff0ce4c33 RBX=ffffffff86726198 RCX=ffffffff81b2d539 RDX=0000000000000007 RSI=ffffffff86ab8c84 RDI=ffffffff8672618c RBP=ffffffff8672618c RSP=ffff88806ce089d8 R8 =ffffffff86ab8c84 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000025776 R12=ffffffff867261a8 R13=ffffffff8672618c R14=ffffffff8672618c R15=dffffc0000000000 RIP=ffffffff8135daaa RFL=00000216 [----AP-] 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 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffa7022c2d8 CR3=000000000bdb1000 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=11444d5a2ea2cb9b344a7d835c087e4f XMM02=ec2efd57dc4c00df0000000000303170 XMM03=d71685d3e45d813b0000000000303240 XMM04=7a2d4031a020096a00000000000ae988 XMM05=ff8488815a8ebd60000000000031f5c0 XMM06=d74844bf967d85ba000000000031e358 XMM07=e042d86d42eb936e000000000030ea80 XMM08=d71685d3e45d813b0000000000303240 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff888013f19bc0 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff88806cf08940 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000c7d20 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff88806cf08a30 RIP=ffffffff81529330 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 00007fc20f74a900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc20f719008 CR3=000000000e93c000 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