[ 39.259053] ------------[ cut here ]------------ [ 39.259998] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.262023] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 39.263462] Modules linked in: [ 39.264046] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.267447] Tainted: [W]=WARN [ 39.268005] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.269553] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.270476] 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 [ 39.273698] RSP: 0018:ffff888013f27bc0 EFLAGS: 00010286 [ 39.274676] RAX: 0000000000000000 RBX: ffffed10027e4f78 RCX: ffffffff813a4050 [ 39.275995] RDX: ffff888017785340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.277273] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027e4f2f [ 39.278553] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.279843] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013f27df8 [ 39.281125] FS: 00007ffafc785900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.282552] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.283629] CR2: 00007ffafcc77580 CR3: 0000000013ab3000 CR4: 0000000000350ef0 [ 39.284915] Call Trace: [ 39.285412] [ 39.285817] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.286716] ? __create_object+0x59/0x80 [ 39.287525] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.288509] __vmalloc_noprof+0x59/0x60 [ 39.289226] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.290093] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.291010] bpf_prog_alloc+0x39/0x200 [ 39.291746] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.292677] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.293584] do_seccomp+0x349/0x25e0 [ 39.294253] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.295164] ? __pfx_do_seccomp+0x10/0x10 [ 39.295965] ? find_held_lock+0x2b/0x80 [ 39.296709] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.297672] ? static_key_count+0x60/0x80 [ 39.298485] prctl_set_seccomp+0x4e/0x70 [ 39.299215] __do_sys_prctl+0xe6c/0x1d70 [ 39.300013] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.300869] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.301830] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.302789] ? irqentry_exit+0xf3/0x650 [ 39.303574] do_syscall_64+0xbf/0x430 [ 39.304261] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.305204] RIP: 0033:0x7ffafcc775cd [ 39.305899] 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 [ 39.309032] RSP: 002b:00007fff1bde6640 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.310387] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffafcc775cd [ 39.311670] RDX: 000055db4cc8de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.312952] RBP: 00007fff1bde66a0 R08: 0000000000000000 R09: 00007fff1bde5d40 [ 39.314234] R10: 0000000000000000 R11: 0000000000000246 R12: 000055db4fe47ad0 [ 39.315512] R13: 00007fff1bde6ad0 R14: 000055db4fe48bc0 R15: 000055db4fe59780 [ 39.316812] [ 39.317232] irq event stamp: 2081 [ 39.317874] hardirqs last enabled at (2091): [] __up_console_sem+0x78/0x80 [ 39.319401] hardirqs last disabled at (2100): [] __up_console_sem+0x5d/0x80 [ 39.320917] softirqs last enabled at (1628): [] handle_softirqs+0x50c/0x770 [ 39.322434] softirqs last disabled at (1603): [] __irq_exit_rcu+0xc4/0x100 [ 39.323943] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.178302] ------------[ cut here ]------------ [ 42.179267] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.181011] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 42.182247] Modules linked in: [ 42.182779] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.184760] Tainted: [W]=WARN [ 42.185372] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.186666] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.187457] 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 [ 42.190116] RSP: 0018:ffff88800e017bc0 EFLAGS: 00010286 [ 42.190943] RAX: 0000000000000000 RBX: ffffed1001c02f78 RCX: ffffffff813a4050 [ 42.192046] RDX: ffff88801c049bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.193122] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c02f2f [ 42.194209] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.195382] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e017df8 [ 42.196473] FS: 00007f10dbdac900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.197715] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.198608] CR2: 00007ffe66ca0ef7 CR3: 0000000013a43000 CR4: 0000000000350ef0 [ 42.199681] Call Trace: [ 42.200067] [ 42.200438] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.201151] ? __create_object+0x59/0x80 [ 42.201795] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.202603] __vmalloc_noprof+0x59/0x60 [ 42.203195] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.203921] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.204706] bpf_prog_alloc+0x39/0x200 [ 42.205302] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.206079] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.206818] do_seccomp+0x349/0x25e0 [ 42.207418] ? find_held_lock+0x2b/0x80 [ 42.208013] ? do_prlimit+0x310/0x610 [ 42.208629] ? __pfx_do_seccomp+0x10/0x10 [ 42.209245] ? do_raw_spin_unlock+0x53/0x220 [ 42.209939] ? _raw_spin_unlock+0x1e/0x40 [ 42.210581] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.211394] ? static_key_count+0x60/0x80 [ 42.212031] prctl_set_seccomp+0x4e/0x70 [ 42.212677] __do_sys_prctl+0xe6c/0x1d70 [ 42.213294] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.214005] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.214809] ? irqentry_exit+0xf3/0x650 [ 42.215497] do_syscall_64+0xbf/0x430 [ 42.216210] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.217008] RIP: 0033:0x7f10dc29e5cd [ 42.217588] 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 [ 42.220297] RSP: 002b:00007ffe66c9f640 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.221461] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f10dc29e5cd [ 42.222527] RDX: 00005637b3a1fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.223606] RBP: 00007ffe66c9f6a0 R08: 0000000000000000 R09: 00007ffe66c9ed40 [ 42.224691] R10: 0000000000000000 R11: 0000000000000246 R12: 00005637b9775ad0 [ 42.225761] R13: 00007ffe66c9fad0 R14: 00005637b9776bc0 R15: 00005637b9787780 [ 42.227041] [ 42.227437] irq event stamp: 1847 [ 42.227958] hardirqs last enabled at (1855): [] __up_console_sem+0x78/0x80 [ 42.229226] hardirqs last disabled at (1864): [] __up_console_sem+0x5d/0x80 [ 42.230507] softirqs last enabled at (1728): [] handle_softirqs+0x50c/0x770 [ 42.231812] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 42.233087] ---[ end trace 0000000000000000 ]--- [ 42.907862] ------------[ cut here ]------------ [ 42.908802] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.910819] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.912269] Modules linked in: [ 42.912902] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.914861] Tainted: [W]=WARN [ 42.915463] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.916942] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.917873] 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 [ 42.921072] RSP: 0018:ffff888016a2fbc0 EFLAGS: 00010286 [ 42.922059] RAX: 0000000000000000 RBX: ffffed1002d45f78 RCX: ffffffff813a4050 [ 42.923361] RDX: ffff88801635b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.924678] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d45f2f [ 42.925984] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.927261] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016a2fdf8 [ 42.928553] FS: 00007f571b61f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.929990] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.931061] CR2: 00007ffd4845def7 CR3: 0000000013998000 CR4: 0000000000350ef0 [ 42.932374] Call Trace: [ 42.932837] [ 42.933237] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.934118] ? __create_object+0x59/0x80 [ 42.934888] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.935878] __vmalloc_noprof+0x59/0x60 [ 42.936638] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.937511] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.938460] bpf_prog_alloc+0x39/0x200 [ 42.939156] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.940092] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.940989] do_seccomp+0x349/0x25e0 [ 42.941693] ? find_held_lock+0x2b/0x80 [ 42.942447] ? do_prlimit+0x310/0x610 [ 42.943143] ? __pfx_do_seccomp+0x10/0x10 [ 42.943956] ? do_raw_spin_unlock+0x53/0x220 [ 42.944786] ? _raw_spin_unlock+0x1e/0x40 [ 42.945574] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.946534] ? static_key_count+0x60/0x80 [ 42.947278] prctl_set_seccomp+0x4e/0x70 [ 42.948080] __do_sys_prctl+0xe6c/0x1d70 [ 42.948870] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.949744] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.950747] ? irqentry_exit+0xf3/0x650 [ 42.951535] do_syscall_64+0xbf/0x430 [ 42.952220] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.953160] RIP: 0033:0x7f571bb115cd [ 42.953853] 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 [ 42.957033] RSP: 002b:00007ffd4845bfa0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.958380] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f571bb115cd [ 42.959673] RDX: 0000560168d43e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.960939] RBP: 00007ffd4845c000 R08: 0000000000000000 R09: 00007ffd4845b6a0 [ 42.962224] R10: 0000000000000000 R11: 0000000000000246 R12: 000056018e5f72b0 [ 42.963514] R13: 00007ffd4845c430 R14: 000056018e5f9d20 R15: 000056018e60b8d0 [ 42.964791] [ 42.965224] irq event stamp: 1717 [ 42.965877] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 42.967397] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 42.968903] softirqs last enabled at (1640): [] handle_softirqs+0x50c/0x770 [ 42.970431] softirqs last disabled at (1635): [] __irq_exit_rcu+0xc4/0x100 [ 42.971952] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33401' (ECDSA) to the list of known hosts. 2025/11/17 14:11:58 fuzzer started 2025/11/17 14:11:58 dialing manager at localhost:37895 2025/11/17 14:11:58 checking machine... 2025/11/17 14:11:58 checking revisions... [ 43.832462] kmemleak: Automatic memory scanning thread ended 2025/11/17 14:11:58 testing simple program... [ 43.922989] cgroup: Unknown subsys name 'net' [ 43.979069] cgroup: Unknown subsys name 'cpuset' [ 43.994836] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 14:11:57 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880e538f000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff88806ce31cd0 RBP=ffffffff85e1ffe0 RSP=ffff888013f26d60 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000012f69 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff888013f26e58 RIP=ffffffff815bcfa0 RFL=00000216 [----AP-] 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 00007f10dbdac900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f10dbd76008 CR3=0000000020516000 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=00000000000213bf 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=00000202 [-------] 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 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb7f6c41000 CR3=0000000009c93000 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=bfd83312df4fd5aaf64e2d9b76272738 XMM02=2c67c8bc2e329bc300000000003065b8 XMM03=fb795ef6d65770560000000000313088 XMM04=f439d096899150c300000000000ae988 XMM05=07c8bb74b6c04a440000000000322b70 XMM06=d74844bf967d85ba00000000003229f8 XMM07=e042d86d42eb936e0000000000313308 XMM08=4d57d409cb4b6a320000000000306618 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000