[ 39.359952] ------------[ cut here ]------------ [ 39.360987] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.363237] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.364906] Modules linked in: [ 39.365630] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.367785] Tainted: [W]=WARN [ 39.368441] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.370039] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.371020] 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 [ 39.374467] RSP: 0018:ffff888018a6fbc0 EFLAGS: 00010286 [ 39.375666] RAX: 0000000000000000 RBX: ffffed100314df78 RCX: ffffffff813a4050 [ 39.377087] RDX: ffff88801080b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.378642] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100314df2f Debian GNU/Linux 11 syzkaller ttyS0 [ 39.380796] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.382185] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018a6fdf8 syzkaller login: [ 39.383563] FS: 00007f2281e4f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.385644] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.386792] CR2: 00007ffc1d244ef7 CR3: 000000000d831000 CR4: 0000000000350ef0 [ 39.388176] Call Trace: [ 39.388714] [ 39.389152] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.390137] ? __create_object+0x59/0x80 [ 39.390974] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.392032] __vmalloc_noprof+0x59/0x60 [ 39.392856] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.393809] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.394811] bpf_prog_alloc+0x39/0x200 [ 39.395605] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.396596] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.397591] do_seccomp+0x349/0x25e0 [ 39.398370] ? find_held_lock+0x2b/0x80 [ 39.399134] ? do_prlimit+0x310/0x610 [ 39.399924] ? __pfx_do_seccomp+0x10/0x10 [ 39.400754] ? do_raw_spin_unlock+0x53/0x220 [ 39.401658] ? _raw_spin_unlock+0x1e/0x40 [ 39.402468] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.403495] ? static_key_count+0x60/0x80 [ 39.404711] prctl_set_seccomp+0x4e/0x70 [ 39.405545] __do_sys_prctl+0xe6c/0x1d70 [ 39.406391] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.407262] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.408319] ? irqentry_exit+0xf3/0x650 [ 39.409086] do_syscall_64+0xbf/0x430 [ 39.409902] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.410927] RIP: 0033:0x7f22823415cd [ 39.411670] 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 [ 39.415078] RSP: 002b:00007ffc1d242e40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.416545] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f22823415cd [ 39.417901] RDX: 00005594bb96ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.419248] RBP: 00007ffc1d242ea0 R08: 0000000000000000 R09: 00007ffc1d242540 [ 39.420620] R10: 0000000000000000 R11: 0000000000000246 R12: 00005594cdf76ad0 [ 39.421971] R13: 00007ffc1d2432d0 R14: 00005594cdf77bc0 R15: 00005594cdf88780 [ 39.423193] [ 39.423602] irq event stamp: 1823 [ 39.424138] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 39.425482] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 39.426829] softirqs last enabled at (1758): [] handle_softirqs+0x50c/0x770 [ 39.428210] softirqs last disabled at (1751): [] __irq_exit_rcu+0xc4/0x100 [ 39.429564] ---[ end trace 0000000000000000 ]--- [ 42.180160] ------------[ cut here ]------------ [ 42.181210] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.183516] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.185111] Modules linked in: [ 42.185827] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.188006] Tainted: [W]=WARN [ 42.188656] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.190317] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.191270] 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 [ 42.194766] RSP: 0018:ffff88801a4f7bc0 EFLAGS: 00010286 [ 42.195831] RAX: 0000000000000000 RBX: ffffed100349ef78 RCX: ffffffff813a4050 [ 42.197241] RDX: ffff888015e4b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.198654] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100349ef2f [ 42.200072] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.201466] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a4f7df8 [ 42.202900] FS: 00007f1525f33900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.204470] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.205637] CR2: 00007f1526425580 CR3: 000000000b663000 CR4: 0000000000350ef0 [ 42.207057] Call Trace: [ 42.207610] [ 42.208056] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.209047] ? __create_object+0x59/0x80 [ 42.209919] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.210980] __vmalloc_noprof+0x59/0x60 [ 42.211800] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.212764] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.213796] bpf_prog_alloc+0x39/0x200 [ 42.214609] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.215609] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.216600] do_seccomp+0x349/0x25e0 [ 42.217383] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.218389] ? __pfx_do_seccomp+0x10/0x10 [ 42.219194] ? find_held_lock+0x2b/0x80 [ 42.220020] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.221065] ? static_key_count+0x60/0x80 [ 42.221955] prctl_set_seccomp+0x4e/0x70 [ 42.222807] __do_sys_prctl+0xe6c/0x1d70 [ 42.223653] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.224581] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.225640] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.226690] ? irqentry_exit+0xf3/0x650 [ 42.227517] do_syscall_64+0xbf/0x430 [ 42.228266] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.229340] RIP: 0033:0x7f15264255cd [ 42.230068] 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 [ 42.233503] RSP: 002b:00007ffd57080ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.234984] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f15264255cd [ 42.236388] RDX: 000055c7a372de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.237809] RBP: 00007ffd57080f40 R08: 0000000000000000 R09: 00007ffd570805e0 [ 42.239203] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c7b8821ad0 [ 42.240573] R13: 00007ffd57081370 R14: 000055c7b8822bc0 R15: 000055c7b8833780 [ 42.241991] [ 42.242497] irq event stamp: 1753 [ 42.243140] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 42.244772] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 42.246433] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 42.247638] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 42.248686] ---[ end trace 0000000000000000 ]--- [ 42.918046] ------------[ cut here ]------------ [ 42.918694] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.920075] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 42.921092] Modules linked in: [ 42.921536] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.922894] Tainted: [W]=WARN [ 42.923269] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.924257] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.924881] 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 [ 42.927038] RSP: 0018:ffff888018a4fbc0 EFLAGS: 00010286 [ 42.927720] RAX: 0000000000000000 RBX: ffffed1003149f78 RCX: ffffffff813a4050 [ 42.928604] RDX: ffff8880172f8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.929487] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003149f2f [ 42.930380] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.931222] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018a4fdf8 [ 42.932108] FS: 00007fb29ae20900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.933093] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.933825] CR2: 00007ffd7384cef7 CR3: 0000000020091000 CR4: 0000000000350ef0 [ 42.934704] Call Trace: [ 42.935020] [ 42.935327] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.935905] ? __create_object+0x59/0x80 [ 42.936435] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.937064] __vmalloc_noprof+0x59/0x60 [ 42.937579] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.938155] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.938793] bpf_prog_alloc+0x39/0x200 [ 42.939264] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.939903] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.940520] do_seccomp+0x349/0x25e0 [ 42.940976] ? find_held_lock+0x2b/0x80 [ 42.941493] ? do_prlimit+0x310/0x610 [ 42.941997] ? __pfx_do_seccomp+0x10/0x10 [ 42.942537] ? do_raw_spin_unlock+0x53/0x220 [ 42.943072] ? _raw_spin_unlock+0x1e/0x40 [ 42.943609] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.944238] ? static_key_count+0x60/0x80 [ 42.944783] prctl_set_seccomp+0x4e/0x70 [ 42.945280] __do_sys_prctl+0xe6c/0x1d70 [ 42.945822] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.946411] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.947042] ? irqentry_exit+0xf3/0x650 [ 42.947556] do_syscall_64+0xbf/0x430 [ 42.948034] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.948683] RIP: 0033:0x7fb29b3125cd [ 42.949139] 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 [ 42.951318] RSP: 002b:00007ffd7384b250 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.952220] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb29b3125cd [ 42.953089] RDX: 000055c5184dae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.953980] RBP: 00007ffd7384b2b0 R08: 0000000000000000 R09: 00007ffd7384a950 [ 42.954854] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c5240c8ad0 [ 42.955727] R13: 00007ffd7384b6e0 R14: 000055c5240c9bc0 R15: 000055c5240da780 [ 42.956624] [ 42.956915] irq event stamp: 1671 [ 42.957356] hardirqs last enabled at (1681): [] __up_console_sem+0x78/0x80 [ 42.958403] hardirqs last disabled at (1690): [] __up_console_sem+0x5d/0x80 [ 42.959441] softirqs last enabled at (1184): [] handle_softirqs+0x50c/0x770 [ 42.960501] softirqs last disabled at (1175): [] __irq_exit_rcu+0xc4/0x100 [ 42.961546] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:62552' (ECDSA) to the list of known hosts. 2025/11/17 21:42:57 fuzzer started 2025/11/17 21:42:57 dialing manager at localhost:37895 2025/11/17 21:42:57 checking machine... 2025/11/17 21:42:57 checking revisions... [ 43.795441] kmemleak: Automatic memory scanning thread ended 2025/11/17 21:42:58 testing simple program... [ 43.894109] cgroup: Unknown subsys name 'net' [ 43.963512] cgroup: Unknown subsys name 'cpuset' [ 43.977551] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 21:42:57 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88806ce08a30 RCX=ffffffff86acf90a RDX=1ffff1100d9c1146 RSI=ffff888016957d60 RDI=ffff88806ce08a30 RBP=ffff888016957d60 RSP=ffff88806ce08988 R8 =ffffffff86acf90e R9 =0000000000000000 R10=000000000003c9ed R11=0000000000029434 R12=0000000000000008 R13=ffff88806ce08a78 R14=ffff888016957d68 R15=ffff88806ce08a30 RIP=ffffffff8135e236 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 00007f1525f33900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f64c05bb668 CR3=000000001fb77000 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=563412feff00545000000000000080fe 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 info registers vcpu 1 RAX=000000000001ae8d 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 fffffe7c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffef8ba0b68 CR3=0000000016d21000 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=32343a313220373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343239 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000