[ 39.151657] ------------[ cut here ]------------ [ 39.152589] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.154638] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.156103] Modules linked in: [ 39.156730] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.158732] Tainted: [W]=WARN [ 39.159274] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.160728] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.161636] 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 [ 39.164797] RSP: 0018:ffff888015cefbc0 EFLAGS: 00010286 [ 39.165759] RAX: 0000000000000000 RBX: ffffed1002b9df78 RCX: ffffffff813a4050 [ 39.167051] RDX: ffff888016539bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.168320] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b9df2f [ 39.169591] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.170915] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015cefdf8 [ 39.172180] FS: 00007f6917172900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.173604] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.174663] CR2: 00007f6917664580 CR3: 0000000009c7c000 CR4: 0000000000350ef0 [ 39.175934] Call Trace: [ 39.176402] [ 39.176846] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.177741] ? __create_object+0x59/0x80 [ 39.178477] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.179444] __vmalloc_noprof+0x59/0x60 [ 39.180190] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.181051] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.181968] bpf_prog_alloc+0x39/0x200 [ 39.182702] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.183621] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.184488] do_seccomp+0x349/0x25e0 [ 39.185213] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.186110] ? __pfx_do_seccomp+0x10/0x10 [ 39.186897] ? find_held_lock+0x2b/0x80 [ 39.187643] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.188586] ? static_key_count+0x60/0x80 [ 39.189324] prctl_set_seccomp+0x4e/0x70 [ 39.190080] __do_sys_prctl+0xe6c/0x1d70 [ 39.190862] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.191706] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.192661] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.193611] ? irqentry_exit+0xf3/0x650 [ 39.194326] do_syscall_64+0xbf/0x430 [ 39.195051] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.195991] RIP: 0033:0x7f69176645cd [ 39.196686] 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 [ 39.199830] RSP: 002b:00007ffc4600deb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.201165] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f69176645cd [ 39.202441] RDX: 000055fa5225ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.203707] RBP: 00007ffc4600df10 R08: 0000000000000000 R09: 00007ffc4600d5b0 [ 39.204975] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fa8ebafad0 [ 39.206238] R13: 00007ffc4600e340 R14: 000055fa8ebb0bc0 R15: 000055fa8ebc1780 [ 39.207555] [ 39.207976] irq event stamp: 1787 [ 39.208673] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 39.210180] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 39.211704] softirqs last enabled at (1820): [] handle_softirqs+0x50c/0x770 [ 39.213237] softirqs last disabled at (1831): [] __irq_exit_rcu+0xc4/0x100 [ 39.214737] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.364816] ------------[ cut here ]------------ [ 42.365718] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.367776] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.369500] Modules linked in: [ 42.370266] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.372265] Tainted: [W]=WARN [ 42.372864] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.374323] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.375234] 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 [ 42.378374] RSP: 0018:ffff88800f14fbc0 EFLAGS: 00010286 [ 42.379622] RAX: 0000000000000000 RBX: ffffed1001e29f78 RCX: ffffffff813a4050 [ 42.380878] RDX: ffff888016400000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.382133] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e29f2f [ 42.383414] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.384783] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f14fdf8 [ 42.386056] FS: 00007f709b613900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.387507] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.388751] CR2: 00007f709bb05580 CR3: 000000001c2a2000 CR4: 0000000000350ef0 [ 42.390210] Call Trace: [ 42.390714] [ 42.391127] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.392005] ? __create_object+0x59/0x80 [ 42.392775] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.393905] __vmalloc_noprof+0x59/0x60 [ 42.394683] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.395504] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.396438] bpf_prog_alloc+0x39/0x200 [ 42.397166] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.398179] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.399096] do_seccomp+0x349/0x25e0 [ 42.400024] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.400939] ? __pfx_do_seccomp+0x10/0x10 [ 42.401723] ? find_held_lock+0x2b/0x80 [ 42.402454] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.403398] ? static_key_count+0x60/0x80 [ 42.404201] prctl_set_seccomp+0x4e/0x70 [ 42.404958] __do_sys_prctl+0xe6c/0x1d70 [ 42.405750] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.406671] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.407692] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.408615] ? irqentry_exit+0xf3/0x650 [ 42.409213] do_syscall_64+0xbf/0x430 [ 42.409935] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.410948] RIP: 0033:0x7f709bb055cd [ 42.411494] 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 [ 42.414397] RSP: 002b:00007ffeaee5dc70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.415545] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f709bb055cd [ 42.416831] RDX: 0000562799362e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.418051] RBP: 00007ffeaee5dcd0 R08: 0000000000000000 R09: 00007ffeaee5d370 [ 42.419129] R10: 0000000000000000 R11: 0000000000000246 R12: 00005627d27ddad0 [ 42.420426] R13: 00007ffeaee5e100 R14: 00005627d27debc0 R15: 00005627d27ef780 [ 42.421618] [ 42.421978] irq event stamp: 1783 [ 42.422718] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 42.423980] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 42.425241] softirqs last enabled at (1702): [] handle_softirqs+0x50c/0x770 [ 42.426540] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 42.427782] ---[ end trace 0000000000000000 ]--- [ 43.202079] ------------[ cut here ]------------ [ 43.203004] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.205036] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.206733] Modules linked in: [ 43.207330] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.209408] Tainted: [W]=WARN [ 43.209989] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.211463] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.212342] 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 [ 43.215500] RSP: 0018:ffff88801750fbc0 EFLAGS: 00010286 [ 43.216454] RAX: 0000000000000000 RBX: ffffed1002ea1f78 RCX: ffffffff813a4050 [ 43.217713] RDX: ffff888016281bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.218991] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ea1f2f [ 43.220271] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.221536] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801750fdf8 [ 43.222823] FS: 00007f0162a41900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.224233] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.225282] CR2: 00007f0162f33580 CR3: 000000000dfa8000 CR4: 0000000000350ef0 [ 43.226559] Call Trace: [ 43.227030] [ 43.227442] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.228343] ? __create_object+0x59/0x80 [ 43.229120] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.230091] __vmalloc_noprof+0x59/0x60 [ 43.230897] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.231780] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.232716] bpf_prog_alloc+0x39/0x200 [ 43.233413] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.234355] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.235264] do_seccomp+0x349/0x25e0 [ 43.235990] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.236898] ? __pfx_do_seccomp+0x10/0x10 [ 43.237702] ? find_held_lock+0x2b/0x80 [ 43.238433] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.239398] ? static_key_count+0x60/0x80 [ 43.240194] prctl_set_seccomp+0x4e/0x70 [ 43.240977] __do_sys_prctl+0xe6c/0x1d70 [ 43.241769] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.242636] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.243612] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.244585] ? irqentry_exit+0xf3/0x650 [ 43.245311] do_syscall_64+0xbf/0x430 [ 43.246050] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.247023] RIP: 0033:0x7f0162f335cd [ 43.247732] 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 [ 43.250932] RSP: 002b:00007fffe6324420 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.252303] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0162f335cd [ 43.253584] RDX: 0000560ea2b64e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.254905] RBP: 00007fffe6324480 R08: 0000000000000000 R09: 00007fffe6323b20 [ 43.256189] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560ee0b7f240 [ 43.257476] R13: 00007fffe63248b0 R14: 0000560ee0b7ebf0 R15: 0000560ee0b934d0 [ 43.258852] [ 43.259285] irq event stamp: 1785 [ 43.259946] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 43.261478] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 43.263038] softirqs last enabled at (1774): [] handle_softirqs+0x50c/0x770 [ 43.264592] softirqs last disabled at (1769): [] __irq_exit_rcu+0xc4/0x100 [ 43.266110] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47008' (ECDSA) to the list of known hosts. 2025/11/18 05:27:37 fuzzer started 2025/11/18 05:27:37 dialing manager at localhost:37895 2025/11/18 05:27:37 checking machine... 2025/11/18 05:27:37 checking revisions... [ 44.143037] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:27:37 testing simple program... [ 44.217814] cgroup: Unknown subsys name 'net' [ 44.258747] cgroup: Unknown subsys name 'cpuset' [ 44.271355] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:27:36 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff8175a56b RDX=ffff888015d59bc0 RSI=ffffffff8175a627 RDI=0000000000000005 RBP=0000000000000001 RSP=ffff88806ce089b0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=ffffffff85e786a8 R15=0000000000000000 RIP=ffffffff8175a627 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 00007f57c1bd9900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdc7a28588 CR3=000000000d205000 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=24cae7e5d735d71500000000000ae988 XMM05=2ddaedb7774ef3bf0000000000321490 XMM06=9890f34fd38fe7690000000000320230 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff888019b85340 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff88806cf08998 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255ec R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff88806cf08a80 RIP=ffffffff81529327 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 00007f709b613900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeaee57000 CR3=0000000013d86000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000