syzkaller login: [ 45.346318] ------------[ cut here ]------------ [ 45.347270] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.349337] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 45.350803] Modules linked in: [ 45.351492] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.353478] Tainted: [W]=WARN [ 45.354032] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.355528] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.356438] 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 [ 45.359628] RSP: 0018:ffff88801b487bc0 EFLAGS: 00010286 [ 45.360607] RAX: 0000000000000000 RBX: ffffed1003690f78 RCX: ffffffff813a4050 [ 45.361890] RDX: ffff88801b44d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.363184] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003690f2f [ 45.364468] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.365757] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b487df8 [ 45.367079] FS: 00007f14be624900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.368516] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.369580] CR2: 00007f14beb16580 CR3: 000000000d928000 CR4: 0000000000350ef0 [ 45.370881] Call Trace: [ 45.371417] [ 45.371830] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.372749] ? __create_object+0x59/0x80 [ 45.373540] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.374510] __vmalloc_noprof+0x59/0x60 [ 45.375305] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.376220] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.377221] bpf_prog_alloc+0x39/0x200 [ 45.377960] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.378954] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.379899] do_seccomp+0x349/0x25e0 [ 45.380641] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.381583] ? __pfx_do_seccomp+0x10/0x10 [ 45.382449] ? find_held_lock+0x2b/0x80 [ 45.383310] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.384321] ? static_key_count+0x60/0x80 [ 45.385197] prctl_set_seccomp+0x4e/0x70 [ 45.385980] __do_sys_prctl+0xe6c/0x1d70 [ 45.386853] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.387744] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.388751] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.389787] ? irqentry_exit+0xf3/0x650 [ 45.390598] do_syscall_64+0xbf/0x430 [ 45.391373] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.392372] RIP: 0033:0x7f14beb165cd [ 45.393145] 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 [ 45.396550] RSP: 002b:00007fff92b89850 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.398033] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f14beb165cd [ 45.399352] RDX: 000055846a020e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.400472] RBP: 00007fff92b898b0 R08: 0000000000000000 R09: 00007fff92b88f50 [ 45.401616] R10: 0000000000000000 R11: 0000000000000246 R12: 000055846ad88ad0 [ 45.402816] R13: 00007fff92b89ce0 R14: 000055846ad89bc0 R15: 000055846ad9a780 [ 45.403951] [ 45.404379] irq event stamp: 1821 [ 45.404904] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 45.406248] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 45.407624] softirqs last enabled at (1778): [] handle_softirqs+0x50c/0x770 [ 45.409028] softirqs last disabled at (1773): [] __irq_exit_rcu+0xc4/0x100 [ 45.410403] ---[ end trace 0000000000000000 ]--- [ 48.883259] ------------[ cut here ]------------ [ 48.884210] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.886234] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 48.887736] Modules linked in: [ 48.888602] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.891120] Tainted: [W]=WARN [ 48.891687] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.893164] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.894039] 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 [ 48.897251] RSP: 0018:ffff888013b17bc0 EFLAGS: 00010286 [ 48.898231] RAX: 0000000000000000 RBX: ffffed1002762f78 RCX: ffffffff813a4050 [ 48.899531] RDX: ffff888009aa9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.900823] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002762f2f [ 48.902118] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.903419] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013b17df8 [ 48.904712] FS: 00007ff1167d5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.906159] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.907232] CR2: 00007ff116cc7580 CR3: 000000001d0f8000 CR4: 0000000000350ef0 [ 48.908515] Call Trace: [ 48.908984] [ 48.909441] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.910337] ? __create_object+0x59/0x80 [ 48.911140] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.912112] __vmalloc_noprof+0x59/0x60 [ 48.912843] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.913723] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.914662] bpf_prog_alloc+0x39/0x200 [ 48.915403] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.916346] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.917252] do_seccomp+0x349/0x25e0 [ 48.917933] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.918847] ? __pfx_do_seccomp+0x10/0x10 [ 48.919633] ? find_held_lock+0x2b/0x80 [ 48.920403] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.921371] ? static_key_count+0x60/0x80 [ 48.922178] prctl_set_seccomp+0x4e/0x70 [ 48.922956] __do_sys_prctl+0xe6c/0x1d70 [ 48.923748] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.924605] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.925570] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.926536] ? irqentry_exit+0xf3/0x650 [ 48.927308] do_syscall_64+0xbf/0x430 [ 48.928007] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.928959] RIP: 0033:0x7ff116cc75cd [ 48.929666] 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 [ 48.932872] RSP: 002b:00007fff978ffdc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.934244] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff116cc75cd [ 48.935553] RDX: 0000558037f0ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.936839] RBP: 00007fff978ffe20 R08: 0000000000000000 R09: 00007fff978ff4c0 [ 48.938130] R10: 0000000000000000 R11: 0000000000000246 R12: 000055806653eb10 [ 48.939427] R13: 00007fff97900250 R14: 000055806653f2b0 R15: 00005580665536f0 [ 48.940541] [ 48.940903] irq event stamp: 1889 [ 48.941452] hardirqs last enabled at (1899): [] __up_console_sem+0x78/0x80 [ 48.942724] hardirqs last disabled at (1908): [] __up_console_sem+0x5d/0x80 [ 48.943986] softirqs last enabled at (1812): [] handle_softirqs+0x50c/0x770 [ 48.945266] softirqs last disabled at (1803): [] __irq_exit_rcu+0xc4/0x100 [ 48.946533] ---[ end trace 0000000000000000 ]--- [ 49.757117] ------------[ cut here ]------------ [ 49.757982] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.760019] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 49.761491] Modules linked in: [ 49.762118] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.764161] Tainted: [W]=WARN [ 49.764724] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.766226] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.767156] 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 [ 49.770383] RSP: 0018:ffff88801baa7bc0 EFLAGS: 00010286 [ 49.771398] RAX: 0000000000000000 RBX: ffffed1003754f78 RCX: ffffffff813a4050 [ 49.772705] RDX: ffff888009cd9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.774008] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003754f2f [ 49.775325] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.776623] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801baa7df8 [ 49.777930] FS: 00007fd5db5c1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.779408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.780495] CR2: 00007fd5dbab3580 CR3: 000000000c9ec000 CR4: 0000000000350ef0 [ 49.781810] Call Trace: [ 49.782344] [ 49.782776] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.783695] ? __create_object+0x59/0x80 [ 49.784500] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.785494] __vmalloc_noprof+0x59/0x60 [ 49.786270] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.787179] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.788129] bpf_prog_alloc+0x39/0x200 [ 49.788840] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.789787] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.790707] do_seccomp+0x349/0x25e0 [ 49.791445] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.792367] ? __pfx_do_seccomp+0x10/0x10 [ 49.793163] ? find_held_lock+0x2b/0x80 [ 49.793888] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.794880] ? static_key_count+0x60/0x80 [ 49.795722] prctl_set_seccomp+0x4e/0x70 [ 49.796526] __do_sys_prctl+0xe6c/0x1d70 [ 49.797324] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.798225] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.799226] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.800220] ? irqentry_exit+0xf3/0x650 [ 49.800954] do_syscall_64+0xbf/0x430 [ 49.801709] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.802686] RIP: 0033:0x7fd5dbab35cd [ 49.803410] 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 [ 49.806633] RSP: 002b:00007fff419f4580 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.808042] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd5dbab35cd [ 49.809367] RDX: 0000558f143dbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.810688] RBP: 00007fff419f45e0 R08: 0000000000000000 R09: 00007fff419f3c80 [ 49.811997] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558f31a4d2b0 [ 49.813307] R13: 00007fff419f4a10 R14: 0000558f31a4fd20 R15: 0000558f31a618d0 [ 49.814632] [ 49.815129] irq event stamp: 1743 [ 49.815748] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 49.817298] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 49.818855] softirqs last enabled at (1564): [] handle_softirqs+0x50c/0x770 [ 49.820427] softirqs last disabled at (1553): [] __irq_exit_rcu+0xc4/0x100 [ 49.821962] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:23943' (ECDSA) to the list of known hosts. 2025/11/17 14:12:05 fuzzer started 2025/11/17 14:12:06 dialing manager at localhost:37895 2025/11/17 14:12:06 checking machine... 2025/11/17 14:12:06 checking revisions... [ 50.725953] kmemleak: Automatic memory scanning thread ended 2025/11/17 14:12:06 testing simple program... [ 50.801516] cgroup: Unknown subsys name 'net' [ 50.858804] cgroup: Unknown subsys name 'cpuset' [ 50.872376] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 14:12:05 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=1873d26939013e0c RDX=1873d26939013e0c RSI=00000000f9d33c56 RDI=ffff888009612640 RBP=ffff88800d700000 RSP=ffff888009627b98 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=0000000000000202 R13=0000000000000000 R14=ffff8880193f28d0 R15=ffff888009462280 RIP=ffffffff8152928c RFL=00000082 [--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 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=00007ff116d8d0b0 CR3=000000001fe9d000 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=25252525252525252525252525252525 XMM01=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=662079726f6d656d20666f2074756f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff86ab843e RBX=0000000000000001 RCX=ffffffff81b2a568 RDX=0000000000000000 RSI=ffffffff86ab8408 RDI=ffffffff86725be4 RBP=ffff88801975f790 RSP=ffff88801975f6c8 R8 =ffffffff86ab8408 R9 =0000000000000000 R10=000000000003c9ed R11=000000000002560c R12=ffff88801975f798 R13=ffff88801975f780 R14=ffff88801975f779 R15=ffff88801975f738 RIP=ffffffff8135e6e9 RFL=00000286 [--S--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 00007ff1167d5900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff978f9000 CR3=000000001fe9d000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000