[ 39.220353] ------------[ cut here ]------------ [ 39.221259] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.223231] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 39.224673] Modules linked in: [ 39.225289] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.227235] Tainted: [W]=WARN [ 39.227786] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.229477] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.230449] 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 [ 39.233604] RSP: 0018:ffff88801a1afbc0 EFLAGS: 00010286 [ 39.234562] RAX: 0000000000000000 RBX: ffffed1003435f78 RCX: ffffffff813a4050 [ 39.235823] RDX: ffff88800f145340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.237094] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003435f2f [ 39.238361] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.239620] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a1afdf8 [ 39.240907] FS: 00007fa93667d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.242345] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.243400] CR2: 00007ffc608c3ef7 CR3: 000000000e0f4000 CR4: 0000000000350ef0 [ 39.244687] Call Trace: [ 39.245202] [ 39.245603] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.246501] ? __create_object+0x59/0x80 [ 39.247277] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.248242] __vmalloc_noprof+0x59/0x60 [ 39.248949] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.249820] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.250740] bpf_prog_alloc+0x39/0x200 [ 39.251472] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.252399] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.253307] do_seccomp+0x349/0x25e0 [ 39.253973] ? find_held_lock+0x2b/0x80 [ 39.254723] ? do_prlimit+0x310/0x610 [ 39.255457] ? __pfx_do_seccomp+0x10/0x10 [ 39.256267] ? do_raw_spin_unlock+0x53/0x220 [ 39.257045] ? _raw_spin_unlock+0x1e/0x40 [ 39.257819] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.258770] ? static_key_count+0x60/0x80 [ 39.259570] prctl_set_seccomp+0x4e/0x70 [ 39.260353] __do_sys_prctl+0xe6c/0x1d70 [ 39.261140] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.261935] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.262878] ? irqentry_exit+0xf3/0x650 [ 39.263638] do_syscall_64+0xbf/0x430 [ 39.264376] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.265315] RIP: 0033:0x7fa936b6f5cd [ 39.265967] 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 [ 39.269093] RSP: 002b:00007ffc608c23f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.270438] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa936b6f5cd [ 39.271714] RDX: 000055cd54556e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.273003] RBP: 00007ffc608c2450 R08: 0000000000000000 R09: 00007ffc608c1af0 [ 39.274266] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cd5dc6aad0 [ 39.275535] R13: 00007ffc608c2880 R14: 000055cd5dc6bbc0 R15: 000055cd5dc7c780 [ 39.276838] [ 39.277301] irq event stamp: 1851 [ 39.277900] hardirqs last enabled at (1859): [] __up_console_sem+0x78/0x80 [ 39.279408] hardirqs last disabled at (1868): [] __up_console_sem+0x5d/0x80 [ 39.280763] softirqs last enabled at (1648): [] handle_softirqs+0x50c/0x770 [ 39.281746] softirqs last disabled at (1643): [] __irq_exit_rcu+0xc4/0x100 [ 39.282708] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.755836] ------------[ cut here ]------------ [ 42.756934] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.759205] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/244 [ 42.760897] Modules linked in: [ 42.761628] CPU: 1 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.763916] Tainted: [W]=WARN [ 42.764625] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.766312] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.767363] 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 [ 42.771027] RSP: 0018:ffff8880179dfbc0 EFLAGS: 00010286 [ 42.772220] RAX: 0000000000000000 RBX: ffffed1002f3bf78 RCX: ffffffff813a4050 [ 42.773703] RDX: ffff88801ca13780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.775192] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f3bf2f [ 42.776688] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.778171] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880179dfdf8 [ 42.779649] FS: 00007f455b54b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.781295] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.782503] CR2: 00007ffeaaa5eef7 CR3: 0000000020954000 CR4: 0000000000350ef0 [ 42.783969] Call Trace: [ 42.784565] [ 42.785034] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.786103] ? __create_object+0x59/0x80 [ 42.786945] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.788076] __vmalloc_noprof+0x59/0x60 [ 42.788909] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.789901] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.790968] bpf_prog_alloc+0x39/0x200 [ 42.791819] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.792883] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.793924] do_seccomp+0x349/0x25e0 [ 42.794754] ? find_held_lock+0x2b/0x80 [ 42.795621] ? do_prlimit+0x310/0x610 [ 42.796478] ? __pfx_do_seccomp+0x10/0x10 [ 42.797376] ? do_raw_spin_unlock+0x53/0x220 [ 42.798328] ? _raw_spin_unlock+0x1e/0x40 [ 42.799219] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.800340] ? static_key_count+0x60/0x80 [ 42.801254] prctl_set_seccomp+0x4e/0x70 [ 42.802147] __do_sys_prctl+0xe6c/0x1d70 [ 42.802988] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.803975] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.805108] ? irqentry_exit+0xf3/0x650 [ 42.805923] do_syscall_64+0xbf/0x430 [ 42.806762] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.807847] RIP: 0033:0x7f455ba3d5cd [ 42.808667] 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 [ 42.812267] RSP: 002b:00007ffeaaa5d160 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.813816] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f455ba3d5cd [ 42.815283] RDX: 000055de7afc6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.816794] RBP: 00007ffeaaa5d1c0 R08: 0000000000000000 R09: 00007ffeaaa5c860 [ 42.818249] R10: 0000000000000000 R11: 0000000000000246 R12: 000055de95b7cbf0 [ 42.819694] R13: 00007ffeaaa5d5f0 R14: 000055de95b86380 R15: 000055de95b91460 [ 42.821183] [ 42.821664] irq event stamp: 1753 [ 42.822387] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 42.824100] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 42.825729] softirqs last enabled at (1712): [] handle_softirqs+0x50c/0x770 [ 42.827201] softirqs last disabled at (1701): [] __irq_exit_rcu+0xc4/0x100 [ 42.828671] ---[ end trace 0000000000000000 ]--- [ 43.727297] ------------[ cut here ]------------ [ 43.728167] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.730162] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/252 [ 43.731564] Modules linked in: [ 43.732220] CPU: 0 UID: 104 PID: 252 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.734140] Tainted: [W]=WARN [ 43.734677] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.736112] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.736960] 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 [ 43.740008] RSP: 0018:ffff88800f607bc0 EFLAGS: 00010286 [ 43.740965] RAX: 0000000000000000 RBX: ffffed1001ec0f78 RCX: ffffffff813a4050 [ 43.742209] RDX: ffff888017f65340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.743454] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ec0f2f [ 43.744744] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.745950] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f607df8 [ 43.747003] FS: 00007ff506c26900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.748171] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.749005] CR2: 00007ff507118580 CR3: 000000000cfdb000 CR4: 0000000000350ef0 [ 43.750073] Call Trace: [ 43.750454] [ 43.750791] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.751515] ? __create_object+0x59/0x80 [ 43.752157] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.752915] __vmalloc_noprof+0x59/0x60 [ 43.753549] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.754258] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.754976] bpf_prog_alloc+0x39/0x200 [ 43.755581] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.756353] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.757087] do_seccomp+0x349/0x25e0 [ 43.757639] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.758371] ? __pfx_do_seccomp+0x10/0x10 [ 43.758975] ? find_held_lock+0x2b/0x80 [ 43.759599] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.760399] ? static_key_count+0x60/0x80 [ 43.761012] prctl_set_seccomp+0x4e/0x70 [ 43.761662] __do_sys_prctl+0xe6c/0x1d70 [ 43.762306] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.762975] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.763763] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.764567] ? irqentry_exit+0xf3/0x650 [ 43.765201] do_syscall_64+0xbf/0x430 [ 43.765769] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.766546] RIP: 0033:0x7ff5071185cd [ 43.767125] 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 [ 43.769671] RSP: 002b:00007fff64cb0a70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.770778] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff5071185cd [ 43.771817] RDX: 0000561b19c29e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.772865] RBP: 00007fff64cb0ad0 R08: 0000000000000000 R09: 00007fff64cb0170 [ 43.773902] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561b533b4ad0 [ 43.774944] R13: 00007fff64cb0f00 R14: 0000561b533b5bc0 R15: 0000561b533c6780 [ 43.775993] [ 43.776397] irq event stamp: 1713 [ 43.776888] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 43.778118] hardirqs last disabled at (1730): [] __up_console_sem+0x5d/0x80 [ 43.779353] softirqs last enabled at (1210): [] handle_softirqs+0x50c/0x770 [ 43.780612] softirqs last disabled at (1189): [] __irq_exit_rcu+0xc4/0x100 [ 43.781827] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:60955' (ECDSA) to the list of known hosts. 2025/11/18 20:23:55 fuzzer started 2025/11/18 20:23:56 dialing manager at localhost:34383 2025/11/18 20:23:56 checking machine... 2025/11/18 20:23:56 checking revisions... [ 44.697571] kmemleak: Automatic memory scanning thread ended 2025/11/18 20:23:56 testing simple program... [ 44.790435] cgroup: Unknown subsys name 'net' [ 44.872108] cgroup: Unknown subsys name 'cpuset' [ 44.893793] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 20:23:55 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff81619130 RCX=ffff88806ce08934 RDX=1ffff1100d9c1147 RSI=ffffffff81b70c2e RDI=ffff88806ce08aa8 RBP=ffff88806ce08a78 RSP=ffff88806ce089d8 R8 =0000000000000001 R9 =ffff88806ce08a20 R10=000000000003c9ed R11=00000000000295b7 R12=ffff88806ce08aa8 R13=0000000000000000 R14=ffff888016851bc0 R15=ffff88800944c140 RIP=ffffffff8161913e 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 00007f031c5a0900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff29e935790 CR3=000000000d38c000 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=00000000000000003d71b37530a1a5cf XMM02=0000000000000000719a44e53969d293 XMM03=01d880f22740a29a0000000000302818 XMM04=44f147fe9aa03ad000000000000ae988 XMM05=1319e678c5640f8a000000000031fc10 XMM06=5b441c9aa7492047000000000031fb78 XMM07=58f17c1affdc82d6000000000030f6f0 XMM08=406589be3f9c4b22000000000030f558 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000005 RBX=ffff88800f100000 RCX=0000000000000000 RDX=0000000000000005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff88800f100a58 RSP=ffff888017a3f4d8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff88800f100a58 R13=0000000000000003 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81527128 RFL=00000007 [-----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 00007f455b54b900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f455bb02618 CR3=000000000cf19000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000