[ 38.908468] ------------[ cut here ]------------ [ 38.909660] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.911336] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.912547] Modules linked in: [ 38.913278] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.915013] Tainted: [W]=WARN [ 38.915475] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.916693] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.917436] 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 [ 38.920065] RSP: 0018:ffff888018b5fbc0 EFLAGS: 00010286 [ 38.920874] RAX: 0000000000000000 RBX: ffffed100316bf78 RCX: ffffffff813a4050 [ 38.921933] RDX: ffff888016521bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.922998] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100316bf2f [ 38.924062] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.925113] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018b5fdf8 [ 38.926180] FS: 00007f742fdd3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.927380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.928255] CR2: 00007f74302c5580 CR3: 000000000d2ac000 CR4: 0000000000350ef0 [ 38.929321] Call Trace: [ 38.929707] [ 38.930074] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.930825] ? __create_object+0x59/0x80 [ 38.931435] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.932236] __vmalloc_noprof+0x59/0x60 [ 38.932859] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.933555] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.934329] bpf_prog_alloc+0x39/0x200 [ 38.934960] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.935691] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.936452] do_seccomp+0x349/0x25e0 [ 38.937048] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.937801] ? __pfx_do_seccomp+0x10/0x10 [ 38.938420] ? find_held_lock+0x2b/0x80 [ 38.939061] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.939856] ? static_key_count+0x60/0x80 [ 38.940479] prctl_set_seccomp+0x4e/0x70 [ 38.941120] __do_sys_prctl+0xe6c/0x1d70 [ 38.941759] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.942429] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.943249] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.944054] ? irqentry_exit+0xf3/0x650 [ 38.944651] do_syscall_64+0xbf/0x430 [ 38.945264] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.946052] RIP: 0033:0x7f74302c55cd [ 38.946605] 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 [ 38.949221] RSP: 002b:00007ffc3edeffd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.950341] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f74302c55cd [ 38.951419] RDX: 0000555eae5abe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.952486] RBP: 00007ffc3edf0030 R08: 0000000000000000 R09: 00007ffc3edef6d0 [ 38.953551] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555eb001dad0 [ 38.954616] R13: 00007ffc3edf0460 R14: 0000555eb001ebc0 R15: 0000555eb002f780 [ 38.955688] [ 38.956064] irq event stamp: 1845 [ 38.956566] hardirqs last enabled at (1853): [] __up_console_sem+0x78/0x80 [ 38.957822] hardirqs last disabled at (1862): [] __up_console_sem+0x5d/0x80 [ 38.959092] softirqs last enabled at (1710): [] handle_softirqs+0x50c/0x770 [ 38.960367] softirqs last disabled at (1705): [] __irq_exit_rcu+0xc4/0x100 [ 38.961616] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.052520] ------------[ cut here ]------------ [ 42.053437] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.055508] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.056956] Modules linked in: [ 42.057553] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.059574] Tainted: [W]=WARN [ 42.060184] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.061666] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.062627] 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 [ 42.065842] RSP: 0018:ffff88801bc37bc0 EFLAGS: 00010286 [ 42.066836] RAX: 0000000000000000 RBX: ffffed1003786f78 RCX: ffffffff813a4050 [ 42.068116] RDX: ffff88800a408000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.069450] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003786f2f [ 42.070765] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.072069] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bc37df8 [ 42.073363] FS: 00007fad316a5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.074828] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.075915] CR2: 00007fad31b97580 CR3: 00000000200c3000 CR4: 0000000000350ef0 [ 42.077207] Call Trace: [ 42.077684] [ 42.078138] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.079054] ? __create_object+0x59/0x80 [ 42.079844] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.080843] __vmalloc_noprof+0x59/0x60 [ 42.081570] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.082437] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.083391] bpf_prog_alloc+0x39/0x200 [ 42.084127] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.085073] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.085984] do_seccomp+0x349/0x25e0 [ 42.086667] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.087578] ? __pfx_do_seccomp+0x10/0x10 [ 42.088380] ? find_held_lock+0x2b/0x80 [ 42.089134] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.090110] ? static_key_count+0x60/0x80 [ 42.090933] prctl_set_seccomp+0x4e/0x70 [ 42.091675] __do_sys_prctl+0xe6c/0x1d70 [ 42.092472] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.093342] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.094317] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.095316] ? irqentry_exit+0xf3/0x650 [ 42.096112] do_syscall_64+0xbf/0x430 [ 42.096858] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.097823] RIP: 0033:0x7fad31b975cd [ 42.098482] 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 [ 42.101708] RSP: 002b:00007fff64b75e70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.103110] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fad31b975cd [ 42.104403] RDX: 000055ab9714ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.105702] RBP: 00007fff64b75ed0 R08: 0000000000000000 R09: 00007fff64b75570 [ 42.107032] R10: 0000000000000000 R11: 0000000000000246 R12: 000055abd1f39ad0 [ 42.108362] R13: 00007fff64b76300 R14: 000055abd1f3abc0 R15: 000055abd1f4b780 [ 42.109680] [ 42.110153] irq event stamp: 1735 [ 42.110814] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 42.112363] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 42.113906] softirqs last enabled at (1712): [] handle_softirqs+0x50c/0x770 [ 42.115470] softirqs last disabled at (1707): [] __irq_exit_rcu+0xc4/0x100 [ 42.116982] ---[ end trace 0000000000000000 ]--- [ 42.785087] ------------[ cut here ]------------ [ 42.785577] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.786757] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.787741] Modules linked in: [ 42.788149] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.789431] Tainted: [W]=WARN [ 42.789857] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.790882] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.791487] 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 [ 42.793320] RSP: 0018:ffff888017a2fbc0 EFLAGS: 00010286 [ 42.793999] RAX: 0000000000000000 RBX: ffffed1002f45f78 RCX: ffffffff813a4050 [ 42.794900] RDX: ffff88800c33d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.795764] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f45f2f [ 42.796456] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.797181] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017a2fdf8 [ 42.798066] FS: 00007f39b9402900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.799032] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.799603] CR2: 00007f39b98f4580 CR3: 000000000da1e000 CR4: 0000000000350ef0 [ 42.800321] Call Trace: [ 42.800644] [ 42.800963] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.801564] ? __create_object+0x59/0x80 [ 42.802114] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.802796] __vmalloc_noprof+0x59/0x60 [ 42.803304] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.803923] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.804547] bpf_prog_alloc+0x39/0x200 [ 42.805063] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.805686] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.806326] do_seccomp+0x349/0x25e0 [ 42.806797] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.807268] ? __pfx_do_seccomp+0x10/0x10 [ 42.807674] ? find_held_lock+0x2b/0x80 [ 42.808084] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.808587] ? static_key_count+0x60/0x80 [ 42.809018] prctl_set_seccomp+0x4e/0x70 [ 42.809418] __do_sys_prctl+0xe6c/0x1d70 [ 42.809850] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.810291] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.810820] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.811326] ? irqentry_exit+0xf3/0x650 [ 42.811736] do_syscall_64+0xbf/0x430 [ 42.812123] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.812615] RIP: 0033:0x7f39b98f45cd [ 42.812991] 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 [ 42.814799] RSP: 002b:00007ffe6e6217e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.815540] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f39b98f45cd [ 42.816262] RDX: 000055fe5fe9be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.816980] RBP: 00007ffe6e621840 R08: 0000000000000000 R09: 00007ffe6e620ee0 [ 42.817682] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fe92a00ad0 [ 42.818399] R13: 00007ffe6e621c70 R14: 000055fe92a01bc0 R15: 000055fe92a12780 [ 42.819140] [ 42.819379] irq event stamp: 1761 [ 42.819739] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 42.820572] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 42.821420] softirqs last enabled at (1314): [] handle_softirqs+0x50c/0x770 [ 42.822283] softirqs last disabled at (1299): [] __irq_exit_rcu+0xc4/0x100 [ 42.823134] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:10889' (ECDSA) to the list of known hosts. 2025/11/18 02:13:20 fuzzer started 2025/11/18 02:13:20 dialing manager at localhost:37895 2025/11/18 02:13:20 checking machine... 2025/11/18 02:13:20 checking revisions... [ 43.701225] kmemleak: Automatic memory scanning thread ended 2025/11/18 02:13:20 testing simple program... [ 43.779142] cgroup: Unknown subsys name 'net' [ 43.833021] cgroup: Unknown subsys name 'cpuset' [ 43.847885] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:13:19 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000002 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff88806ce089a8 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=00000000000c7feb R12=ffffffff8135e7a2 R13=ffff88806ce08ab8 R14=ffff888017da7520 R15=ffff88806ce08a70 RIP=ffffffff815bcf75 RFL=00000247 [---Z-PC] 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 00007fad316a5900 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=00007fad3166f008 CR3=000000000e777000 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=0000000000020939 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 fffffe3300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f64ab0ca000 CR3=000000000e0fd000 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=4d18d938c26954963a436cff1723f4ea XMM02=ec2efd57dc4c00df0000000000302c20 XMM03=23bac6b4e30cf2360000000000302cf0 XMM04=e4475ce9e5dafe6300000000000ae988 XMM05=07c8bb74b6c04a44000000000031f368 XMM06=d74844bf967d85ba000000000031f1f0 XMM07=e042d86d42eb936e000000000030ee48 XMM08=23bac6b4e30cf2360000000000302cf0 XMM09=00000000000000000000000000000000 XMM10=00000000002000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000