[ 38.878647] ------------[ cut here ]------------ [ 38.879239] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.880541] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 38.881471] Modules linked in: [ 38.881847] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.883120] Tainted: [W]=WARN [ 38.883495] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.884433] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.884984] 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 [ 38.887030] RSP: 0018:ffff888019947bc0 EFLAGS: 00010286 [ 38.887658] RAX: 0000000000000000 RBX: ffffed1003328f78 RCX: ffffffff813a4050 [ 38.888481] RDX: ffff888019958000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.889297] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003328f2f [ 38.890084] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.890924] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019947df8 [ 38.891744] FS: 00007fdb4f289900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.892663] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.893344] CR2: 00007fdb4f7ef4a6 CR3: 000000000b65d000 CR4: 0000000000350ef0 [ 38.894133] Call Trace: [ 38.894471] [ 38.894734] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.895311] ? __create_object+0x59/0x80 [ 38.895780] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.896405] __vmalloc_noprof+0x59/0x60 [ 38.896862] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.897423] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.897990] bpf_prog_alloc+0x39/0x200 [ 38.898477] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.899041] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.899623] do_seccomp+0x349/0x25e0 [ 38.900053] ? find_held_lock+0x2b/0x80 [ 38.900535] ? do_prlimit+0x310/0x610 [ 38.900980] ? __pfx_do_seccomp+0x10/0x10 [ 38.901486] ? do_raw_spin_unlock+0x53/0x220 [ 38.901989] ? _raw_spin_unlock+0x1e/0x40 [ 38.902499] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.903086] ? static_key_count+0x60/0x80 [ 38.903605] prctl_set_seccomp+0x4e/0x70 [ 38.904075] __do_sys_prctl+0xe6c/0x1d70 [ 38.904578] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.905097] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.905715] ? irqentry_exit+0xf3/0x650 [ 38.906205] do_syscall_64+0xbf/0x430 [ 38.906656] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.907461] RIP: 0033:0x7fdb4f77b5cd [ 38.907884] 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 [ 38.909908] RSP: 002b:00007fff3e1c20f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.910790] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdb4f77b5cd [ 38.911606] RDX: 000055dbfd828e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.912429] RBP: 00007fff3e1c2150 R08: 0000000000000000 R09: 00007fff3e1c17f0 [ 38.913249] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dc18e44ad0 [ 38.914033] R13: 00007fff3e1c2580 R14: 000055dc18e45bc0 R15: 000055dc18e56780 [ 38.914873] [ 38.915143] irq event stamp: 1723 [ 38.915561] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 38.916537] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 38.917511] softirqs last enabled at (1630): [] handle_softirqs+0x50c/0x770 [ 38.918507] softirqs last disabled at (1619): [] __irq_exit_rcu+0xc4/0x100 [ 38.919467] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.632532] ------------[ cut here ]------------ [ 41.633472] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.635542] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 41.637000] Modules linked in: [ 41.637628] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.639687] Tainted: [W]=WARN [ 41.640287] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.641770] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.642715] 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 [ 41.645901] RSP: 0018:ffff888019c7fbc0 EFLAGS: 00010286 [ 41.646896] RAX: 0000000000000000 RBX: ffffed100338ff78 RCX: ffffffff813a4050 [ 41.648200] RDX: ffff888016749bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.649493] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100338ff2f [ 41.650798] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.652081] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019c7fdf8 [ 41.653371] FS: 00007faa84cab900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.654830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.655903] CR2: 00007ffc09ff5ef7 CR3: 000000000b6cb000 CR4: 0000000000350ef0 [ 41.657210] Call Trace: [ 41.657680] [ 41.658096] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.659012] ? __create_object+0x59/0x80 [ 41.659805] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.660776] __vmalloc_noprof+0x59/0x60 [ 41.661550] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.662436] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.663378] bpf_prog_alloc+0x39/0x200 [ 41.664078] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.665008] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.665916] do_seccomp+0x349/0x25e0 [ 41.666648] ? find_held_lock+0x2b/0x80 [ 41.667411] ? do_prlimit+0x310/0x610 [ 41.668106] ? __pfx_do_seccomp+0x10/0x10 [ 41.668887] ? do_raw_spin_unlock+0x53/0x220 [ 41.669721] ? _raw_spin_unlock+0x1e/0x40 [ 41.670515] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.671485] ? static_key_count+0x60/0x80 [ 41.672274] prctl_set_seccomp+0x4e/0x70 [ 41.672997] __do_sys_prctl+0xe6c/0x1d70 [ 41.673782] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.674654] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.675616] ? irqentry_exit+0xf3/0x650 [ 41.676387] do_syscall_64+0xbf/0x430 [ 41.677099] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.678058] RIP: 0033:0x7faa8519d5cd [ 41.678791] 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 [ 41.681962] RSP: 002b:00007ffc09ff44c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.683358] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faa8519d5cd [ 41.684649] RDX: 000055cb55ee6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.685936] RBP: 00007ffc09ff4520 R08: 0000000000000000 R09: 00007ffc09ff3bc0 [ 41.687240] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cb8ff2fad0 [ 41.688524] R13: 00007ffc09ff4950 R14: 000055cb8ff30bc0 R15: 000055cb8ff41780 [ 41.689835] [ 41.690293] irq event stamp: 1719 [ 41.690927] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 41.692470] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 41.693997] softirqs last enabled at (1630): [] handle_softirqs+0x50c/0x770 [ 41.695553] softirqs last disabled at (1625): [] __irq_exit_rcu+0xc4/0x100 [ 41.697067] ---[ end trace 0000000000000000 ]--- [ 42.456337] ------------[ cut here ]------------ [ 42.456933] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.458386] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.459617] Modules linked in: [ 42.460072] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.461498] Tainted: [W]=WARN [ 42.461870] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.462858] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.463469] 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 [ 42.465631] RSP: 0018:ffff888019be7bc0 EFLAGS: 00010286 [ 42.466286] RAX: 0000000000000000 RBX: ffffed100337cf78 RCX: ffffffff813a4050 [ 42.467131] RDX: ffff8880179f1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.467996] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100337cf2f [ 42.468874] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.469741] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019be7df8 [ 42.470666] FS: 00007fbc1a145900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.471850] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.472569] CR2: 00007fbc1a637580 CR3: 000000001d6a9000 CR4: 0000000000350ef0 [ 42.473436] Call Trace: [ 42.473752] [ 42.474033] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.474658] ? __create_object+0x59/0x80 [ 42.475162] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.475819] __vmalloc_noprof+0x59/0x60 [ 42.476339] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.476899] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.477530] bpf_prog_alloc+0x39/0x200 [ 42.478001] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.478648] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.479268] do_seccomp+0x349/0x25e0 [ 42.479729] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.480341] ? __pfx_do_seccomp+0x10/0x10 [ 42.480846] ? find_held_lock+0x2b/0x80 [ 42.481358] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.481979] ? static_key_count+0x60/0x80 [ 42.482530] prctl_set_seccomp+0x4e/0x70 [ 42.483024] __do_sys_prctl+0xe6c/0x1d70 [ 42.483573] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.484119] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.484764] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.485406] ? irqentry_exit+0xf3/0x650 [ 42.485898] do_syscall_64+0xbf/0x430 [ 42.486398] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.487017] RIP: 0033:0x7fbc1a6375cd [ 42.487488] 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 [ 42.489630] RSP: 002b:00007ffce7963710 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.490554] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbc1a6375cd [ 42.492305] RDX: 000055c4ce47de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.493150] RBP: 00007ffce7963770 R08: 0000000000000000 R09: 00007ffce7962e10 [ 42.495561] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c4eda8cbf0 [ 42.496603] R13: 00007ffce7963ba0 R14: 000055c4eda96380 R15: 000055c4edaa1460 [ 42.497650] [ 42.497935] irq event stamp: 2053 [ 42.499284] hardirqs last enabled at (2363): [] __up_console_sem+0x78/0x80 [ 42.500362] hardirqs last disabled at (2396): [] __up_console_sem+0x5d/0x80 [ 42.501372] softirqs last enabled at (2394): [] handle_softirqs+0x50c/0x770 [ 42.502435] softirqs last disabled at (2371): [] __irq_exit_rcu+0xc4/0x100 [ 42.503456] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:53475' (ECDSA) to the list of known hosts. 2025/11/17 18:55:13 fuzzer started 2025/11/17 18:55:13 dialing manager at localhost:37895 2025/11/17 18:55:14 checking machine... 2025/11/17 18:55:14 checking revisions... [ 43.391067] kmemleak: Automatic memory scanning thread ended 2025/11/17 18:55:14 testing simple program... [ 43.466342] cgroup: Unknown subsys name 'net' [ 43.543431] cgroup: Unknown subsys name 'cpuset' [ 43.554288] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 18:55:13 Registers: info registers vcpu 0 RAX=0000000000000007 RBX=ffffffff8672a154 RCX=ffffffff81b6283c RDX=000000000000000e RSI=ffffffff86abec06 RDI=ffffffff8672a138 RBP=ffffffff8672a138 RSP=ffff8880199471d0 R8 =ffffffff86abec06 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000026761 R12=ffffffff8672a170 R13=ffffffff8672a138 R14=ffffffff8672a138 R15=dffffc0000000000 RIP=ffffffff8135daa3 RFL=00000212 [----A--] 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 00007faa84cab900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007faa84c64008 CR3=000000002018d000 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=0000000000020c39 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 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f94f7ee8328 CR3=000000000d873000 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=e71f2c3217c4efa15e4f92faeed58b77 XMM02=2c67c8bc2e329bc300000000003062e0 XMM03=fb795ef6d65770560000000000311d78 XMM04=dba0866218a7f8a200000000000ae988 XMM05=6dcee8c1a204fc9c0000000000323610 XMM06=474038aa6c007e1f00000000003226b0 XMM07=e042d86d42eb936e0000000000311ff8 XMM08=bbabdf62ec1f3d4c0000000000306340 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000