syzkaller login: [ 45.691230] ------------[ cut here ]------------ [ 45.692182] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.694287] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 45.695802] Modules linked in: [ 45.696454] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.698499] Tainted: [W]=WARN [ 45.699108] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.700592] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.701568] 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 [ 45.704754] RSP: 0018:ffff8880177bfbc0 EFLAGS: 00010286 [ 45.705770] RAX: 0000000000000000 RBX: ffffed1002ef7f78 RCX: ffffffff813a4050 [ 45.707081] RDX: ffff888015c0d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.708365] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ef7f2f [ 45.709673] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.710964] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880177bfdf8 [ 45.712263] FS: 00007fde368c6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.713745] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.714823] CR2: 00007fde36db8580 CR3: 000000000d038000 CR4: 0000000000350ef0 [ 45.716119] Call Trace: [ 45.716583] [ 45.717034] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.717967] ? __create_object+0x59/0x80 [ 45.718721] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.719713] __vmalloc_noprof+0x59/0x60 [ 45.720469] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.721362] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.722334] bpf_prog_alloc+0x39/0x200 [ 45.723079] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.724026] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.724948] do_seccomp+0x349/0x25e0 [ 45.725671] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.726580] ? __pfx_do_seccomp+0x10/0x10 [ 45.727370] ? find_held_lock+0x2b/0x80 [ 45.728125] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.729114] ? static_key_count+0x60/0x80 [ 45.729955] prctl_set_seccomp+0x4e/0x70 [ 45.730675] __do_sys_prctl+0xe6c/0x1d70 [ 45.731455] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.732322] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.733304] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.734309] ? irqentry_exit+0xf3/0x650 [ 45.735080] do_syscall_64+0xbf/0x430 [ 45.735799] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.736768] RIP: 0033:0x7fde36db85cd [ 45.737532] 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 [ 45.740743] RSP: 002b:00007ffeb5c8ff30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.742152] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fde36db85cd [ 45.743462] RDX: 000055f63f4a4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.744763] RBP: 00007ffeb5c8ff90 R08: 0000000000000000 R09: 00007ffeb5c8f630 [ 45.746040] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f65d718ad0 [ 45.747109] R13: 00007ffeb5c903c0 R14: 000055f65d719bc0 R15: 000055f65d72a780 [ 45.748191] [ 45.748538] irq event stamp: 1761 [ 45.749070] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 45.750360] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 45.751632] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770 [ 45.752910] softirqs last disabled at (1725): [] __irq_exit_rcu+0xc4/0x100 [ 45.754205] ---[ end trace 0000000000000000 ]--- [ 48.622176] ------------[ cut here ]------------ [ 48.622594] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.623533] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 48.624320] Modules linked in: [ 48.624591] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.625519] Tainted: [W]=WARN [ 48.625772] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.626443] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.626839] 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 [ 48.628285] RSP: 0018:ffff888013d27bc0 EFLAGS: 00010286 [ 48.628714] RAX: 0000000000000000 RBX: ffffed10027a4f78 RCX: ffffffff813a4050 [ 48.629305] RDX: ffff888017060000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.629919] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027a4f2f [ 48.630488] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.631076] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013d27df8 [ 48.631643] FS: 00007f57a80ae900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.632306] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.632773] CR2: 00007fff07cc7ef8 CR3: 000000001f9cd000 CR4: 0000000000350ef0 [ 48.633372] Call Trace: [ 48.633598] [ 48.633789] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.634205] ? __create_object+0x59/0x80 [ 48.634546] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.634995] __vmalloc_noprof+0x59/0x60 [ 48.635324] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.635703] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.636133] bpf_prog_alloc+0x39/0x200 [ 48.636458] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.636864] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.637282] do_seccomp+0x349/0x25e0 [ 48.637612] ? find_held_lock+0x2b/0x80 [ 48.637965] ? do_prlimit+0x310/0x610 [ 48.638287] ? __pfx_do_seccomp+0x10/0x10 [ 48.638626] ? do_raw_spin_unlock+0x53/0x220 [ 48.639004] ? _raw_spin_unlock+0x1e/0x40 [ 48.639348] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.639770] ? static_key_count+0x60/0x80 [ 48.640142] prctl_set_seccomp+0x4e/0x70 [ 48.640480] __do_sys_prctl+0xe6c/0x1d70 [ 48.640819] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.641212] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.641659] ? irqentry_exit+0xf3/0x650 [ 48.642014] do_syscall_64+0xbf/0x430 [ 48.642334] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.642750] RIP: 0033:0x7f57a85a05cd [ 48.643077] 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 [ 48.644542] RSP: 002b:00007fff07cc6a70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.645166] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f57a85a05cd [ 48.645752] RDX: 000055adafd1ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.646349] RBP: 00007fff07cc6ad0 R08: 0000000000000000 R09: 00007fff07cc6170 [ 48.646937] R10: 0000000000000000 R11: 0000000000000246 R12: 000055adbdc7fad0 [ 48.647505] R13: 00007fff07cc6f00 R14: 000055adbdc80bc0 R15: 000055adbdc91780 [ 48.648102] [ 48.648300] irq event stamp: 1775 [ 48.648578] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 48.649285] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 48.650011] softirqs last enabled at (1332): [] handle_softirqs+0x50c/0x770 [ 48.650702] softirqs last disabled at (1323): [] __irq_exit_rcu+0xc4/0x100 [ 48.651401] ---[ end trace 0000000000000000 ]--- [ 49.274677] ------------[ cut here ]------------ [ 49.275574] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.277599] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 49.279033] Modules linked in: [ 49.279614] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.281599] Tainted: [W]=WARN [ 49.282195] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.283878] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.284841] 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 [ 49.288005] RSP: 0018:ffff888016c17bc0 EFLAGS: 00010286 [ 49.288974] RAX: 0000000000000000 RBX: ffffed1002d82f78 RCX: ffffffff813a4050 [ 49.290267] RDX: ffff888017a5b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.291539] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d82f2f [ 49.292803] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.294067] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c17df8 [ 49.295336] FS: 00007fce067ef900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.296767] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.297828] CR2: 00007fff2d7d3ef8 CR3: 000000001fbb8000 CR4: 0000000000350ef0 [ 49.299161] Call Trace: [ 49.299620] [ 49.300074] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.300968] ? __create_object+0x59/0x80 [ 49.301715] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.302663] __vmalloc_noprof+0x59/0x60 [ 49.303408] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.304266] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.305178] bpf_prog_alloc+0x39/0x200 [ 49.305874] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.306788] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.307681] do_seccomp+0x349/0x25e0 [ 49.308386] ? find_held_lock+0x2b/0x80 [ 49.309139] ? do_prlimit+0x310/0x610 [ 49.309835] ? __pfx_do_seccomp+0x10/0x10 [ 49.310612] ? do_raw_spin_unlock+0x53/0x220 [ 49.311427] ? _raw_spin_unlock+0x1e/0x40 [ 49.312198] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.313141] ? static_key_count+0x60/0x80 [ 49.313954] prctl_set_seccomp+0x4e/0x70 [ 49.314682] __do_sys_prctl+0xe6c/0x1d70 [ 49.315450] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.316303] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.317263] ? irqentry_exit+0xf3/0x650 [ 49.318029] do_syscall_64+0xbf/0x430 [ 49.318716] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.319643] RIP: 0033:0x7fce06ce15cd [ 49.320340] 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 [ 49.323467] RSP: 002b:00007fff2d7d15a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.324803] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fce06ce15cd [ 49.326094] RDX: 00005604a1283e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.327360] RBP: 00007fff2d7d1600 R08: 0000000000000000 R09: 00007fff2d7d0ca0 [ 49.328613] R10: 0000000000000000 R11: 0000000000000246 R12: 00005604a6001ad0 [ 49.329878] R13: 00007fff2d7d1a30 R14: 00005604a6002bc0 R15: 00005604a6013780 [ 49.331181] [ 49.331597] irq event stamp: 1851 [ 49.332237] hardirqs last enabled at (1861): [] __up_console_sem+0x78/0x80 [ 49.333747] hardirqs last disabled at (1870): [] __up_console_sem+0x5d/0x80 [ 49.335258] softirqs last enabled at (1840): [] handle_softirqs+0x50c/0x770 [ 49.336777] softirqs last disabled at (1835): [] __irq_exit_rcu+0xc4/0x100 [ 49.338027] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5718' (ECDSA) to the list of known hosts. 2025/11/18 06:29:16 fuzzer started 2025/11/18 06:29:16 dialing manager at localhost:37895 2025/11/18 06:29:16 checking machine... 2025/11/18 06:29:16 checking revisions... [ 50.082590] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:29:16 testing simple program... [ 50.156595] cgroup: Unknown subsys name 'net' [ 50.193354] cgroup: Unknown subsys name 'cpuset' [ 50.206995] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:29:16 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffffffff813c14f4 RCX=ffff88806ce089c4 RDX=1ffff1100d9c1159 RSI=ffffffff85e1ffe0 RDI=ffffffff813c14f4 RBP=ffffffff813c14f4 RSP=ffff88806ce08a38 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=0000000000008964 R12=ffff88806ce08b38 R13=0000000000000000 R14=ffff888017061bc0 R15=ffff88800945d3c0 RIP=ffffffff81439cde RFL=00000282 [--S----] 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 00007f57a80ae900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f57a8058008 CR3=000000001f973000 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=0000000000023ee7 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe0100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd948d64d8 CR3=000000000d98a000 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=438d454f38af6491ec4ab18055eb8290 XMM02=2c67c8bc2e329bc30000000000302c68 XMM03=fb795ef6d6577056000000000030e2e8 XMM04=e12958f2b1144f0f00000000000ae988 XMM05=07c8bb74b6c04a44000000000031e278 XMM06=f69492c8863e84ee00000000003182d0 XMM07=e042d86d42eb936e000000000030e5c0 XMM08=2976adc1d2047f0b0000000000302cc8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000