syzkaller login: [ 38.889346] ------------[ cut here ]------------ [ 38.890399] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.892663] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.894351] Modules linked in: [ 38.895083] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.897360] Tainted: [W]=WARN [ 38.898050] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.899784] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.900873] 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 [ 38.904518] RSP: 0018:ffff88801786fbc0 EFLAGS: 00010286 [ 38.905649] RAX: 0000000000000000 RBX: ffffed1002f0df78 RCX: ffffffff813a4050 [ 38.907150] RDX: ffff888018f81bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.908642] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f0df2f [ 38.910137] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.911639] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801786fdf8 [ 38.913130] FS: 00007f20355bd900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.914819] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.916042] CR2: 00007ffca3c2cef7 CR3: 0000000013bc6000 CR4: 0000000000350ef0 [ 38.917535] Call Trace: [ 38.918126] [ 38.918617] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.919648] ? __create_object+0x59/0x80 [ 38.920547] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.921667] __vmalloc_noprof+0x59/0x60 [ 38.922561] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.923577] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.924655] bpf_prog_alloc+0x39/0x200 [ 38.925514] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.926603] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.927668] do_seccomp+0x349/0x25e0 [ 38.928511] ? find_held_lock+0x2b/0x80 [ 38.929389] ? do_prlimit+0x310/0x610 [ 38.930256] ? __pfx_do_seccomp+0x10/0x10 [ 38.931174] ? do_raw_spin_unlock+0x53/0x220 [ 38.932139] ? _raw_spin_unlock+0x1e/0x40 [ 38.933042] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.934183] ? static_key_count+0x60/0x80 [ 38.935101] prctl_set_seccomp+0x4e/0x70 [ 38.935999] __do_sys_prctl+0xe6c/0x1d70 [ 38.936907] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.937900] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.939039] ? irqentry_exit+0xf3/0x650 [ 38.939929] do_syscall_64+0xbf/0x430 [ 38.940736] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.941844] RIP: 0033:0x7f2035aaf5cd [ 38.942622] 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 [ 38.946297] RSP: 002b:00007ffca3c2ba70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.947681] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2035aaf5cd [ 38.948923] RDX: 000055d22cf22e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.950170] RBP: 00007ffca3c2bad0 R08: 0000000000000000 R09: 00007ffca3c2b170 [ 38.951413] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d26c551ad0 [ 38.952652] R13: 00007ffca3c2bf00 R14: 000055d26c552bc0 R15: 000055d26c563780 [ 38.953915] [ 38.954333] irq event stamp: 1735 [ 38.954969] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 38.956438] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 38.957910] softirqs last enabled at (1658): [] handle_softirqs+0x50c/0x770 [ 38.959402] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100 [ 38.960856] ---[ end trace 0000000000000000 ]--- [ 42.425090] ------------[ cut here ]------------ [ 42.426155] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.428445] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.430100] Modules linked in: [ 42.430780] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.433089] Tainted: [W]=WARN [ 42.433723] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.435412] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.436452] 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 [ 42.440093] RSP: 0018:ffff888019e67bc0 EFLAGS: 00010286 [ 42.441206] RAX: 0000000000000000 RBX: ffffed10033ccf78 RCX: ffffffff813a4050 [ 42.442678] RDX: ffff888017601bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.444153] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033ccf2f [ 42.445598] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.446902] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019e67df8 [ 42.448181] FS: 00007f5ed31e8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.449617] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.450673] CR2: 00007ffd73d58ef7 CR3: 000000001f1ad000 CR4: 0000000000350ef0 [ 42.451959] Call Trace: [ 42.452430] [ 42.452884] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.453748] ? __create_object+0x59/0x80 [ 42.454536] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.455499] __vmalloc_noprof+0x59/0x60 [ 42.456257] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.457123] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.458057] bpf_prog_alloc+0x39/0x200 [ 42.458786] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.459725] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.460619] do_seccomp+0x349/0x25e0 [ 42.461352] ? find_held_lock+0x2b/0x80 [ 42.462094] ? do_prlimit+0x310/0x610 [ 42.462845] ? __pfx_do_seccomp+0x10/0x10 [ 42.463588] ? do_raw_spin_unlock+0x53/0x220 [ 42.464411] ? _raw_spin_unlock+0x1e/0x40 [ 42.465180] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.466132] ? static_key_count+0x60/0x80 [ 42.466949] prctl_set_seccomp+0x4e/0x70 [ 42.467690] __do_sys_prctl+0xe6c/0x1d70 [ 42.468466] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.469323] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.470295] ? irqentry_exit+0xf3/0x650 [ 42.471061] do_syscall_64+0xbf/0x430 [ 42.471762] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.472700] RIP: 0033:0x7f5ed36da5cd [ 42.473389] 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 [ 42.476599] RSP: 002b:00007ffd73d57780 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.477954] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5ed36da5cd [ 42.479269] RDX: 000055d9a2151e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.480555] RBP: 00007ffd73d577e0 R08: 0000000000000000 R09: 00007ffd73d56e80 [ 42.481846] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d9c4af2ad0 [ 42.483145] R13: 00007ffd73d57c10 R14: 000055d9c4af3bc0 R15: 000055d9c4b04780 [ 42.484435] [ 42.484902] irq event stamp: 1741 [ 42.485505] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 42.487035] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 42.488564] softirqs last enabled at (1708): [] handle_softirqs+0x50c/0x770 [ 42.490111] softirqs last disabled at (1703): [] __irq_exit_rcu+0xc4/0x100 [ 42.491422] ---[ end trace 0000000000000000 ]--- [ 43.353449] ------------[ cut here ]------------ [ 43.354365] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.356310] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.357897] Modules linked in: [ 43.358489] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.360437] Tainted: [W]=WARN [ 43.361033] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.362519] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.363427] 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 [ 43.366630] RSP: 0018:ffff8880171d7bc0 EFLAGS: 00010286 [ 43.367619] RAX: 0000000000000000 RBX: ffffed1002e3af78 RCX: ffffffff813a4050 [ 43.368913] RDX: ffff888017605340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.370204] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e3af2f [ 43.371507] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.372819] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171d7df8 [ 43.374111] FS: 00007fe9bba37900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.375570] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.376638] CR2: 00007ffebb310ef7 CR3: 000000000dcef000 CR4: 0000000000350ef0 [ 43.377935] Call Trace: [ 43.378411] [ 43.378877] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.379736] ? __create_object+0x59/0x80 [ 43.380521] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.381494] __vmalloc_noprof+0x59/0x60 [ 43.382266] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.383152] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.384094] bpf_prog_alloc+0x39/0x200 [ 43.384836] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.385728] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.386649] do_seccomp+0x349/0x25e0 [ 43.387376] ? find_held_lock+0x2b/0x80 [ 43.388143] ? do_prlimit+0x310/0x610 [ 43.388894] ? __pfx_do_seccomp+0x10/0x10 [ 43.389646] ? do_raw_spin_unlock+0x53/0x220 [ 43.390498] ? _raw_spin_unlock+0x1e/0x40 [ 43.391273] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.392239] ? static_key_count+0x60/0x80 [ 43.393046] prctl_set_seccomp+0x4e/0x70 [ 43.393783] __do_sys_prctl+0xe6c/0x1d70 [ 43.394586] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.395447] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.396418] ? irqentry_exit+0xf3/0x650 [ 43.397191] do_syscall_64+0xbf/0x430 [ 43.397938] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.398911] RIP: 0033:0x7fe9bbf295cd [ 43.399576] 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 [ 43.402776] RSP: 002b:00007ffebb30eea0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.404184] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe9bbf295cd [ 43.405473] RDX: 0000557cf4b35e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.406785] RBP: 00007ffebb30ef00 R08: 0000000000000000 R09: 00007ffebb30e5a0 [ 43.407935] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557cfdebead0 [ 43.409006] R13: 00007ffebb30f330 R14: 0000557cfdebfbc0 R15: 0000557cfded0780 [ 43.410101] [ 43.410467] irq event stamp: 1739 [ 43.411009] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 43.412269] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 43.413536] softirqs last enabled at (1728): [] handle_softirqs+0x50c/0x770 [ 43.414829] softirqs last disabled at (1723): [] __irq_exit_rcu+0xc4/0x100 [ 43.416095] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5718' (ECDSA) to the list of known hosts. 2025/11/19 05:53:32 fuzzer started 2025/11/19 05:53:32 dialing manager at localhost:34383 2025/11/19 05:53:32 checking machine... 2025/11/19 05:53:32 checking revisions... [ 44.352764] kmemleak: Automatic memory scanning thread ended 2025/11/19 05:53:32 testing simple program... [ 44.435891] cgroup: Unknown subsys name 'net' [ 44.499663] cgroup: Unknown subsys name 'cpuset' [ 44.512627] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 05:53:31 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000001255 RCX=ffffffff81a0893c RDX=ffff88800fab5340 RSI=ffffffff81a08941 RDI=0000000000000005 RBP=ffff888013eca3c0 RSP=ffff888017ca7e48 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=0000000000000001 R13=00007f5ed379f618 R14=ffff888013eca3d0 R15=ffff888017fc8a80 RIP=ffffffff81751e08 RFL=00000293 [--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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f5ed31e8900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f5ed379f618 CR3=000000000d5e7000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff888018ebf1f8 RCX=0000000000000001 RDX=1ffff1100d9e1149 RSI=ffff888018ebf1c8 RDI=ffff88806cf08a48 RBP=ffff888018ebf290 RSP=ffff88806cf089d0 R8 =0000000000000001 R9 =ffff88806cf08a80 R10=000000000003c9ed R11=0000000000006e05 R12=ffff88806cf08aa0 R13=ffff88806cf08a88 R14=ffff888018ebf1c8 R15=ffff88806cf08a40 RIP=ffffffff8135fb9c 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1e11400028 CR3=000000001f2a6000 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=756e696c2d34365f3638782f62696c2f XMM01=00312e6f732e7a62696c2f756e672d78 XMM02=ffffffffffffffffffffffffffffffff XMM03=ffffffffffffffffffffffffffffffff XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000