[ 46.516852] ------------[ cut here ]------------ [ 46.517783] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.519873] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 46.521362] Modules linked in: [ 46.521957] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.523944] Tainted: [W]=WARN [ 46.524557] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.526057] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.526979] 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 [ 46.530206] RSP: 0018:ffff8880168dfbc0 EFLAGS: 00010286 [ 46.531191] RAX: 0000000000000000 RBX: ffffed1002d1bf78 RCX: ffffffff813a4050 [ 46.532481] RDX: ffff888016a33780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.533805] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d1bf2f [ 46.535091] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.536386] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880168dfdf8 [ 46.537691] FS: 00007f2bf5336900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.539123] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.540197] CR2: 00007f2bf5828580 CR3: 000000000d247000 CR4: 0000000000350ef0 [ 46.541500] Call Trace: [ 46.541962] [ 46.542409] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.543256] ? __create_object+0x59/0x80 [ 46.544034] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.545009] __vmalloc_noprof+0x59/0x60 [ 46.545784] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.546650] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.547592] bpf_prog_alloc+0x39/0x200 [ 46.548291] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.549239] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.550171] do_seccomp+0x349/0x25e0 [ 46.550885] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.551787] ? __pfx_do_seccomp+0x10/0x10 [ 46.552581] ? find_held_lock+0x2b/0x80 [ 46.553301] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.554304] ? static_key_count+0x60/0x80 [ 46.555121] prctl_set_seccomp+0x4e/0x70 [ 46.555917] __do_sys_prctl+0xe6c/0x1d70 [ 46.556688] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.557566] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.558538] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.559512] ? irqentry_exit+0xf3/0x650 [ 46.560228] do_syscall_64+0xbf/0x430 [ 46.560962] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.561922] RIP: 0033:0x7f2bf58285cd [ 46.562644] 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 [ 46.565820] RSP: 002b:00007fff9d73bf70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.567196] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bf58285cd [ 46.568491] RDX: 00005577c314ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.569804] RBP: 00007fff9d73bfd0 R08: 0000000000000000 R09: 00007fff9d73b670 [ 46.571082] R10: 0000000000000000 R11: 0000000000000246 R12: 00005577f9cbbbf0 [ 46.572384] R13: 00007fff9d73c400 R14: 00005577f9cc5380 R15: 00005577f9cd0460 [ 46.573711] [ 46.574147] irq event stamp: 1761 [ 46.574786] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 46.576305] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 46.577880] softirqs last enabled at (1750): [] handle_softirqs+0x50c/0x770 [ 46.579438] softirqs last disabled at (1745): [] __irq_exit_rcu+0xc4/0x100 [ 46.580949] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.621844] ------------[ cut here ]------------ [ 49.622588] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.624184] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.625351] Modules linked in: [ 49.625820] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.627391] Tainted: [W]=WARN [ 49.627829] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.628989] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.629726] 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 [ 49.632308] RSP: 0018:ffff888016a7fbc0 EFLAGS: 00010286 [ 49.633087] RAX: 0000000000000000 RBX: ffffed1002d4ff78 RCX: ffffffff813a4050 [ 49.634110] RDX: ffff888015b69bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.635134] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d4ff2f [ 49.636158] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.637196] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016a7fdf8 [ 49.638226] FS: 00007fa201952900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.639371] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.640177] CR2: 00007fa201e44580 CR3: 000000000d227000 CR4: 0000000000350ef0 [ 49.641215] Call Trace: [ 49.641610] [ 49.641942] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.642654] ? __create_object+0x59/0x80 [ 49.643251] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.644020] __vmalloc_noprof+0x59/0x60 [ 49.644628] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.645296] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.646043] bpf_prog_alloc+0x39/0x200 [ 49.646633] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.647367] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.648050] do_seccomp+0x349/0x25e0 [ 49.648633] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.649365] ? __pfx_do_seccomp+0x10/0x10 [ 49.649955] ? find_held_lock+0x2b/0x80 [ 49.650566] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.651293] ? static_key_count+0x60/0x80 [ 49.651942] prctl_set_seccomp+0x4e/0x70 [ 49.652561] __do_sys_prctl+0xe6c/0x1d70 [ 49.653160] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.653849] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.654620] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.655397] ? irqentry_exit+0xf3/0x650 [ 49.655972] do_syscall_64+0xbf/0x430 [ 49.656564] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.657300] RIP: 0033:0x7fa201e445cd [ 49.657857] 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 [ 49.660380] RSP: 002b:00007ffe673a8490 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.661475] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa201e445cd [ 49.662497] RDX: 00005566ddde5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.663532] RBP: 00007ffe673a84f0 R08: 0000000000000000 R09: 00007ffe673a7b90 [ 49.664551] R10: 0000000000000000 R11: 0000000000000246 R12: 00005566feb32bf0 [ 49.665590] R13: 00007ffe673a8920 R14: 00005566feb3c380 R15: 00005566feb47460 [ 49.666630] [ 49.666966] irq event stamp: 1761 [ 49.667489] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 49.668718] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 49.669944] softirqs last enabled at (1786): [] handle_softirqs+0x50c/0x770 [ 49.671171] softirqs last disabled at (1779): [] __irq_exit_rcu+0xc4/0x100 [ 49.672391] ---[ end trace 0000000000000000 ]--- [ 50.455283] ------------[ cut here ]------------ [ 50.456195] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.458186] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.459655] Modules linked in: [ 50.460245] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.462221] Tainted: [W]=WARN [ 50.462816] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.464257] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.465170] 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 [ 50.468341] RSP: 0018:ffff88801b597bc0 EFLAGS: 00010286 [ 50.469270] RAX: 0000000000000000 RBX: ffffed10036b2f78 RCX: ffffffff813a4050 [ 50.470543] RDX: ffff88801b7d5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.471812] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10036b2f2f [ 50.473075] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.474361] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b597df8 [ 50.475622] FS: 00007f0347ed7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.477045] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.478124] CR2: 00007fffab69eef7 CR3: 000000000a591000 CR4: 0000000000350ef0 [ 50.479401] Call Trace: [ 50.479855] [ 50.480256] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.481141] ? __create_object+0x59/0x80 [ 50.481936] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.482891] __vmalloc_noprof+0x59/0x60 [ 50.483637] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.484516] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.485466] bpf_prog_alloc+0x39/0x200 [ 50.486153] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.487071] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.487951] do_seccomp+0x349/0x25e0 [ 50.488663] ? find_held_lock+0x2b/0x80 [ 50.489438] ? do_prlimit+0x310/0x610 [ 50.490133] ? __pfx_do_seccomp+0x10/0x10 [ 50.490912] ? do_raw_spin_unlock+0x53/0x220 [ 50.491742] ? _raw_spin_unlock+0x1e/0x40 [ 50.492507] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.493473] ? static_key_count+0x60/0x80 [ 50.494223] prctl_set_seccomp+0x4e/0x70 [ 50.494999] __do_sys_prctl+0xe6c/0x1d70 [ 50.495767] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.496624] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.497590] ? irqentry_exit+0xf3/0x650 [ 50.498301] do_syscall_64+0xbf/0x430 [ 50.499028] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.499986] RIP: 0033:0x7f03483c95cd [ 50.500691] 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 [ 50.503820] RSP: 002b:00007fffab69cc30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.505185] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f03483c95cd [ 50.506454] RDX: 000055b058e6ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.507730] RBP: 00007fffab69cc90 R08: 0000000000000000 R09: 00007fffab69c330 [ 50.509013] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b05c39aad0 [ 50.510345] R13: 00007fffab69d0c0 R14: 000055b05c39bbc0 R15: 000055b05c3ac780 [ 50.511666] [ 50.512098] irq event stamp: 1749 [ 50.512751] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 50.514143] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 50.515222] softirqs last enabled at (1728): [] handle_softirqs+0x50c/0x770 [ 50.516341] softirqs last disabled at (1723): [] __irq_exit_rcu+0xc4/0x100 [ 50.517431] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:50603' (ECDSA) to the list of known hosts. 2025/11/18 23:35:25 fuzzer started 2025/11/18 23:35:25 dialing manager at localhost:34383 2025/11/18 23:35:25 checking machine... 2025/11/18 23:35:25 checking revisions... [ 51.428979] kmemleak: Automatic memory scanning thread ended 2025/11/18 23:35:25 testing simple program... [ 51.521456] cgroup: Unknown subsys name 'net' [ 51.589585] cgroup: Unknown subsys name 'cpuset' [ 51.605116] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 23:35:24 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff8880170e74b0 RCX=0000000000000001 RDX=0000000000000000 RSI=0000000000000000 RDI=0000000000000001 RBP=ffffffff85e1ffe0 RSP=ffff8880170e6ad8 R8 =0000000000000001 R9 =ffff8880170e6bd0 R10=000000000003c9ed R11=0000000000032a64 R12=ffffffff8135e7a2 R13=0000000000000206 R14=ffff888016175340 R15=ffff8880170e6b90 RIP=ffffffff81528f48 RFL=00000006 [-----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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2fdc24b580 CR3=000000000b6dc000 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=00000000a60ce07b00000000cec3662e XMM01=00000000000000002225f3a15d65fdec XMM02=00000000000000000000000000000000 XMM03=3a5d3034325b646873732034323a3533 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323036 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000021 RBX=0000000000000020 RCX=0000564c50008010 RDX=0000000000000000 RSI=0000564c5003fd00 RDI=00007f37e744fb80 RBP=00007f37e744fb80 RSP=00007ffd4d215020 R8 =0000564c50046f00 R9 =0000000000000001 R10=0000000000000017 R11=0000564c5000f2d0 R12=0000564c5003fd00 R13=0000000000000000 R14=0000000000000000 R15=0000564c500084d0 RIP=00007f37e731799c RFL=00000202 [-------] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f37e6ac6900 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe673a2000 CR3=000000000d88d000 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=0000000000302610b3285ca56c489dff XMM01=bb5b16aa37ab9aa9114aae6eed27d1f1 XMM02=0000000000302950ec2efd57dc4c00df XMM03=000000000030ef68824beb07ffdc914b XMM04=3207f9c8056fd3bb00000000000ae988 XMM05=d96330e2d2db8632000000000031dee8 XMM06=474038aa6c007e1f000000000031dd70 XMM07=e042d86d42eb936e000000000030f950 XMM08=824beb07ffdc914b00000000003029b0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000