[ 46.759031] ------------[ cut here ]------------ [ 46.759948] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.761917] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.763354] Modules linked in: [ 46.763952] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.765910] Tainted: [W]=WARN [ 46.766501] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.767955] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.768865] 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 [ 46.772008] RSP: 0018:ffff88801514fbc0 EFLAGS: 00010286 [ 46.772970] RAX: 0000000000000000 RBX: ffffed1002a29f78 RCX: ffffffff813a4050 [ 46.774250] RDX: ffff8880176ad340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.775515] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002a29f2f [ 46.776801] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.778062] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801514fdf8 [ 46.779333] FS: 00007fd39c39d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.780771] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.781828] CR2: 00007ffe0daffef8 CR3: 000000000f905000 CR4: 0000000000350ef0 [ 46.783111] Call Trace: [ 46.783622] [ 46.784041] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.784943] ? __create_object+0x59/0x80 [ 46.785728] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.787250] __vmalloc_noprof+0x59/0x60 [ 46.787967] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.788844] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.789766] bpf_prog_alloc+0x39/0x200 [ 46.790495] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.791422] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.792341] do_seccomp+0x349/0x25e0 [ 46.793017] ? find_held_lock+0x2b/0x80 [ 46.793780] ? do_prlimit+0x310/0x610 [ 46.794504] ? __pfx_do_seccomp+0x10/0x10 [ 46.795296] ? do_raw_spin_unlock+0x53/0x220 [ 46.796082] ? _raw_spin_unlock+0x1e/0x40 [ 46.796864] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.797819] ? static_key_count+0x60/0x80 [ 46.798671] prctl_set_seccomp+0x4e/0x70 [ 46.799456] __do_sys_prctl+0xe6c/0x1d70 [ 46.800250] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.801055] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.802030] ? irqentry_exit+0xf3/0x650 [ 46.802785] do_syscall_64+0xbf/0x430 [ 46.803517] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.804488] RIP: 0033:0x7fd39c88f5cd [ 46.805155] 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 [ 46.808301] RSP: 002b:00007ffe0dafe000 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.809657] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd39c88f5cd [ 46.810941] RDX: 000055989e733e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.812241] RBP: 00007ffe0dafe060 R08: 0000000000000000 R09: 00007ffe0dafd700 [ 46.813515] R10: 0000000000000000 R11: 0000000000000246 R12: 00005598c6b21ad0 [ 46.814778] R13: 00007ffe0dafe490 R14: 00005598c6b22bc0 R15: 00005598c6b33780 [ 46.816074] [ 46.816551] irq event stamp: 1715 [ 46.817154] hardirqs last enabled at (1723): [] __up_console_sem+0x78/0x80 [ 46.818654] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80 [ 46.820191] softirqs last enabled at (1618): [] handle_softirqs+0x50c/0x770 [ 46.821726] softirqs last disabled at (1613): [] __irq_exit_rcu+0xc4/0x100 [ 46.823242] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.252823] ------------[ cut here ]------------ [ 50.253760] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.255766] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 50.257231] Modules linked in: [ 50.257808] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.259828] Tainted: [W]=WARN [ 50.260415] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.261869] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.262772] 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 [ 50.265933] RSP: 0018:ffff888019f1fbc0 EFLAGS: 00010286 [ 50.266909] RAX: 0000000000000000 RBX: ffffed10033e3f78 RCX: ffffffff813a4050 [ 50.268181] RDX: ffff888016fed340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.269467] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033e3f2f [ 50.270725] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.272000] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019f1fdf8 [ 50.273266] FS: 00007feb7be53900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.274694] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.275749] CR2: 00007feb7c345580 CR3: 0000000009ec3000 CR4: 0000000000350ef0 [ 50.277030] Call Trace: [ 50.277530] [ 50.277939] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.278834] ? __create_object+0x59/0x80 [ 50.279609] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.280577] __vmalloc_noprof+0x59/0x60 [ 50.281323] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.282133] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.283050] bpf_prog_alloc+0x39/0x200 [ 50.283786] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.284704] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.285593] do_seccomp+0x349/0x25e0 [ 50.286308] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.287148] ? __pfx_do_seccomp+0x10/0x10 [ 50.287944] ? find_held_lock+0x2b/0x80 [ 50.288702] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.289656] ? static_key_count+0x60/0x80 [ 50.290448] prctl_set_seccomp+0x4e/0x70 [ 50.291176] __do_sys_prctl+0xe6c/0x1d70 [ 50.291982] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.292828] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.293630] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.294441] ? irqentry_exit+0xf3/0x650 [ 50.295048] do_syscall_64+0xbf/0x430 [ 50.295663] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.296458] RIP: 0033:0x7feb7c3455cd [ 50.297004] 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 [ 50.299642] RSP: 002b:00007ffc5fbca170 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.300802] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feb7c3455cd [ 50.301859] RDX: 00005644be2bce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.302930] RBP: 00007ffc5fbca1d0 R08: 0000000000000000 R09: 00007ffc5fbc9870 [ 50.304016] R10: 0000000000000000 R11: 0000000000000246 R12: 00005644f4056bf0 [ 50.305091] R13: 00007ffc5fbca600 R14: 00005644f4060380 R15: 00005644f406b460 [ 50.306178] [ 50.306555] irq event stamp: 1763 [ 50.307053] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 50.308331] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 50.309585] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770 [ 50.310855] softirqs last disabled at (1725): [] __irq_exit_rcu+0xc4/0x100 [ 50.312133] ---[ end trace 0000000000000000 ]--- [ 51.102586] ------------[ cut here ]------------ [ 51.103523] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 51.105535] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 51.107008] Modules linked in: [ 51.107655] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 51.109665] Tainted: [W]=WARN [ 51.110263] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 51.111752] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 51.112682] 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 [ 51.115878] RSP: 0018:ffff8880150dfbc0 EFLAGS: 00010286 [ 51.116849] RAX: 0000000000000000 RBX: ffffed1002a1bf78 RCX: ffffffff813a4050 [ 51.118125] RDX: ffff888016848000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.119393] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002a1bf2f [ 51.120685] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.121959] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880150dfdf8 [ 51.123233] FS: 00007febbf465900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 51.124687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.125734] CR2: 00007febbf957580 CR3: 000000000d1b7000 CR4: 0000000000350ef0 [ 51.127014] Call Trace: [ 51.127522] [ 51.127943] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.128828] ? __create_object+0x59/0x80 [ 51.129618] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.130597] __vmalloc_noprof+0x59/0x60 [ 51.131346] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.132177] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.133097] bpf_prog_alloc+0x39/0x200 [ 51.133834] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.134762] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.135663] do_seccomp+0x349/0x25e0 [ 51.136386] ? __pfx_css_rstat_updated+0x10/0x10 [ 51.137271] ? __pfx_do_seccomp+0x10/0x10 [ 51.138021] ? find_held_lock+0x2b/0x80 [ 51.138764] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.139716] ? static_key_count+0x60/0x80 [ 51.140532] prctl_set_seccomp+0x4e/0x70 [ 51.141303] __do_sys_prctl+0xe6c/0x1d70 [ 51.142044] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.142879] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.143868] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.144912] ? irqentry_exit+0xf3/0x650 [ 51.145668] do_syscall_64+0xbf/0x430 [ 51.146401] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.147339] RIP: 0033:0x7febbf9575cd [ 51.148010] 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 [ 51.151252] RSP: 002b:00007ffe9d3b02a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.152620] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007febbf9575cd [ 51.153917] RDX: 000056021962ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.155181] RBP: 00007ffe9d3b0300 R08: 0000000000000000 R09: 00007ffe9d3af9a0 [ 51.156488] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560237c61ad0 [ 51.157752] R13: 00007ffe9d3b0730 R14: 0000560237c62bc0 R15: 0000560237c73780 [ 51.159054] [ 51.159524] irq event stamp: 1757 [ 51.160151] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 51.161681] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 51.163227] softirqs last enabled at (1754): [] handle_softirqs+0x50c/0x770 [ 51.164775] softirqs last disabled at (1749): [] __irq_exit_rcu+0xc4/0x100 [ 51.166284] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:18518' (ECDSA) to the list of known hosts. 2025/11/18 17:35:38 fuzzer started 2025/11/18 17:35:39 dialing manager at localhost:34383 2025/11/18 17:35:39 checking machine... 2025/11/18 17:35:39 checking revisions... [ 52.031550] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:35:39 testing simple program... [ 52.132357] cgroup: Unknown subsys name 'net' [ 52.192874] cgroup: Unknown subsys name 'cpuset' [ 52.211194] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:35:38 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000038 RCX=ffffffff8264194b RDX=ffff8880153a0000 RSI=ffffffff8264195a RDI=0000000000000007 RBP=0000000000000fa8 RSP=ffff88801539fd10 R8 =0000000000000020 R9 =0000000000000020 R10=0000000000000fa8 R11=0000000000000001 R12=000055d518aa4150 R13=ffff888016932220 R14=6d65747379732f38 R15=ffff888016932250 RIP=ffffffff81751e08 RFL=00040202 [-------] 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 00007fd51b876900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005644f407e318 CR3=000000000e41c000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=6f15c2acb2973d5c00000000000ae988 XMM05=6881bb23da1cc2f0000000000031f658 XMM06=090f1556b20111b3000000000031e518 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=58178e95cc2e6a00 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888015e07a28 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000cc0 RIP=ffffffff81529242 RFL=00000296 [--S-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 00007feb7be53900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc5fbc2ff8 CR3=000000002016d000 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=ffffffffffffffffffff000000000000 XMM01=000000000000003635006b6f6c6c756e XMM02=62003d73646e756f7200323135616873 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000202020 XMM09=ff0000ffffffffffff00000000ffffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000