[ 46.648696] ------------[ cut here ]------------ [ 46.649562] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.651390] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.652730] Modules linked in: [ 46.653309] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.655143] Tainted: [W]=WARN [ 46.655723] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.657078] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.657916] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 46.660842] RSP: 0018:ffff888014527bc0 EFLAGS: 00010286 [ 46.661738] RAX: 0000000000000000 RBX: ffffed10028a4f78 RCX: ffffffff813a4050 [ 46.662922] RDX: ffff888016849bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.664110] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10028a4f2f [ 46.665301] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.666483] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014527df8 [ 46.667684] FS: 00007f0cc0b43900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.669010] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.669987] CR2: 00007f0cc1035580 CR3: 000000000d3f9000 CR4: 0000000000350ef0 [ 46.671173] Call Trace: [ 46.671644] [ 46.672025] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.672856] ? __create_object+0x59/0x80 [ 46.673582] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.674474] __vmalloc_noprof+0x59/0x60 [ 46.675136] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.675943] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.676796] bpf_prog_alloc+0x39/0x200 [ 46.677472] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.678328] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.679114] do_seccomp+0x349/0x25e0 [ 46.679781] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.680602] ? __pfx_do_seccomp+0x10/0x10 [ 46.681330] ? find_held_lock+0x2b/0x80 [ 46.681992] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.682872] ? static_key_count+0x60/0x80 [ 46.683623] prctl_set_seccomp+0x4e/0x70 [ 46.684351] __do_sys_prctl+0xe6c/0x1d70 [ 46.685031] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.685815] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.686706] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.687621] ? irqentry_exit+0xf3/0x650 [ 46.688326] do_syscall_64+0xbf/0x430 [ 46.688975] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.689846] RIP: 0033:0x7f0cc10355cd [ 46.690494] 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 [ 46.693423] RSP: 002b:00007ffeebdaeb80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.694690] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0cc10355cd [ 46.695886] RDX: 0000559d0da94e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.697067] RBP: 00007ffeebdaebe0 R08: 0000000000000000 R09: 00007ffeebdae280 [ 46.698244] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559d33548bf0 [ 46.699446] R13: 00007ffeebdaf010 R14: 0000559d33552380 R15: 0000559d3355d460 [ 46.700658] [ 46.701049] irq event stamp: 1697 [ 46.701657] hardirqs last enabled at (1707): [] __up_console_sem+0x78/0x80 [ 46.703064] hardirqs last disabled at (1716): [] __up_console_sem+0x5d/0x80 [ 46.704478] softirqs last enabled at (1198): [] handle_softirqs+0x50c/0x770 [ 46.705892] softirqs last disabled at (1189): [] __irq_exit_rcu+0xc4/0x100 [ 46.707293] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.781530] ------------[ cut here ]------------ [ 49.782287] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.783976] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.785211] Modules linked in: [ 49.785750] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.787391] Tainted: [W]=WARN [ 49.787863] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.789362] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.790086] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 49.792827] RSP: 0018:ffff88801aebfbc0 EFLAGS: 00010286 [ 49.793638] RAX: 0000000000000000 RBX: ffffed10035d7f78 RCX: ffffffff813a4050 [ 49.794714] RDX: ffff888015938000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.795805] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035d7f2f [ 49.796917] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.797994] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801aebfdf8 [ 49.799073] FS: 00007f952f7c4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.800319] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.801173] CR2: 00007f952fcb6580 CR3: 000000001f69f000 CR4: 0000000000350ef0 [ 49.802269] Call Trace: [ 49.802657] [ 49.802997] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.803759] ? __create_object+0x59/0x80 [ 49.804611] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.805679] __vmalloc_noprof+0x59/0x60 [ 49.806520] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.807475] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.808519] bpf_prog_alloc+0x39/0x200 [ 49.809334] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.810357] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.811365] do_seccomp+0x349/0x25e0 [ 49.812113] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.813107] ? __pfx_do_seccomp+0x10/0x10 [ 49.813972] ? find_held_lock+0x2b/0x80 [ 49.814808] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.815872] ? static_key_count+0x60/0x80 [ 49.816753] prctl_set_seccomp+0x4e/0x70 [ 49.817612] __do_sys_prctl+0xe6c/0x1d70 [ 49.818484] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.819434] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.820513] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.821575] ? irqentry_exit+0xf3/0x650 [ 49.822430] do_syscall_64+0xbf/0x430 [ 49.823187] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.824237] RIP: 0033:0x7f952fcb65cd [ 49.824987] 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 [ 49.828424] RSP: 002b:00007ffed31d5c90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.829904] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f952fcb65cd [ 49.831299] RDX: 000055de6bdabe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.832698] RBP: 00007ffed31d5cf0 R08: 0000000000000000 R09: 00007ffed31d5390 [ 49.834088] R10: 0000000000000000 R11: 0000000000000246 R12: 000055de7b1d5bf0 [ 49.835489] R13: 00007ffed31d6120 R14: 000055de7b1df380 R15: 000055de7b1ea460 [ 49.836977] [ 49.837470] irq event stamp: 1849 [ 49.838088] hardirqs last enabled at (1857): [] __up_console_sem+0x78/0x80 [ 49.839628] hardirqs last disabled at (1866): [] __up_console_sem+0x5d/0x80 [ 49.840965] softirqs last enabled at (1836): [] handle_softirqs+0x50c/0x770 [ 49.842235] softirqs last disabled at (1831): [] __irq_exit_rcu+0xc4/0x100 [ 49.843529] ---[ end trace 0000000000000000 ]--- [ 50.844921] ------------[ cut here ]------------ [ 50.846021] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.848354] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.850036] Modules linked in: [ 50.851030] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.853425] Tainted: [W]=WARN [ 50.854067] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.855799] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.856849] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 50.860489] RSP: 0018:ffff8880162d7bc0 EFLAGS: 00010286 [ 50.861612] RAX: 0000000000000000 RBX: ffffed1002c5af78 RCX: ffffffff813a4050 [ 50.863097] RDX: ffff888016833780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.864597] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c5af2f [ 50.866089] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.867584] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880162d7df8 [ 50.869079] FS: 00007fc2c0d7f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.870744] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.871985] CR2: 00007ffcdf9bbef8 CR3: 000000000d1af000 CR4: 0000000000350ef0 [ 50.873478] Call Trace: [ 50.874014] [ 50.874538] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.875587] ? __create_object+0x59/0x80 [ 50.876496] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.877622] __vmalloc_noprof+0x59/0x60 [ 50.878503] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.879509] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.880601] bpf_prog_alloc+0x39/0x200 [ 50.881525] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.882708] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.883971] do_seccomp+0x349/0x25e0 [ 50.884964] ? find_held_lock+0x2b/0x80 [ 50.885973] ? do_prlimit+0x310/0x610 [ 50.886957] ? __pfx_do_seccomp+0x10/0x10 [ 50.887920] ? do_raw_spin_unlock+0x53/0x220 [ 50.888861] ? _raw_spin_unlock+0x1e/0x40 [ 50.889731] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.890774] ? static_key_count+0x60/0x80 [ 50.891678] prctl_set_seccomp+0x4e/0x70 [ 50.892538] __do_sys_prctl+0xe6c/0x1d70 [ 50.893423] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.894356] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.895478] ? irqentry_exit+0xf3/0x650 [ 50.896415] do_syscall_64+0xbf/0x430 [ 50.897199] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.898295] RIP: 0033:0x7fc2c12715cd [ 50.899087] 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 [ 50.902563] RSP: 002b:00007ffcdf9ba5c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.904004] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc2c12715cd [ 50.905310] RDX: 00005579addd6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.906613] RBP: 00007ffcdf9ba620 R08: 0000000000000000 R09: 00007ffcdf9b9cc0 [ 50.907923] R10: 0000000000000000 R11: 0000000000000246 R12: 00005579b62e52b0 [ 50.909229] R13: 00007ffcdf9baa50 R14: 00005579b62e7d20 R15: 00005579b62f98d0 [ 50.910567] [ 50.910988] irq event stamp: 2799 [ 50.911670] hardirqs last enabled at (2809): [] __up_console_sem+0x78/0x80 [ 50.913000] hardirqs last disabled at (2818): [] __up_console_sem+0x5d/0x80 [ 50.914266] softirqs last enabled at (2396): [] handle_softirqs+0x50c/0x770 [ 50.915556] softirqs last disabled at (2391): [] __irq_exit_rcu+0xc4/0x100 [ 50.916842] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:39830' (ECDSA) to the list of known hosts. 2025/11/18 16:02:59 fuzzer started 2025/11/18 16:03:00 dialing manager at localhost:34383 2025/11/18 16:03:00 checking machine... 2025/11/18 16:03:00 checking revisions... [ 51.841463] kmemleak: Automatic memory scanning thread ended 2025/11/18 16:03:00 testing simple program... [ 51.922714] cgroup: Unknown subsys name 'net' [ 51.998153] cgroup: Unknown subsys name 'cpuset' [ 52.012620] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 16:02:59 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888014653780 RCX=0000000000000000 RDX=0000000000000001 RSI=0000000000000000 RDI=0000000000000000 RBP=ffff8880146541d8 RSP=ffff8880147d7410 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff8880146541d8 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff815271ac RFL=00000097 [--S-APC] 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 00007f07828c1900 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=00007fbdc12bf650 CR3=000000000ea1f000 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=2c2c2c2c2c2c2c2c2c2c2c2c2c2c2c2c XMM01=00007ffe1978bdd00000003000000010 XMM02=00000000ff0000000000000000000000 XMM03=7267630073636f72702e70756f726763 XMM04=0000000000000000000000000000001b XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=703e2d73004c414954494e495f544e45 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=000000000000004a RCX=ffffffff83d6f115 RDX=ffff888016c28000 RSI=0000000000000082 RDI=0000000000000005 RBP=000000000000004b RSP=ffff88801651f678 R8 =0000000000000001 R9 =0000000000000000 R10=000000000000004a R11=0000000000000001 R12=0000000000000001 R13=ffffffff8899f6f0 R14=0000000000000000 R15=0000000000000006 RIP=ffffffff83d6f12b RFL=00000296 [--S-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 00007f952f7c4900 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=00007ffed31cf000 CR3=000000001f67a000 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