[ 39.370345] ------------[ cut here ]------------ [ 39.371294] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.373256] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.374732] Modules linked in: [ 39.375367] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.377321] Tainted: [W]=WARN [ 39.377913] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.379384] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.380291] 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 [ 39.383426] RSP: 0018:ffff88800f2e7bc0 EFLAGS: 00010286 [ 39.384401] RAX: 0000000000000000 RBX: ffffed1001e5cf78 RCX: ffffffff813a4050 [ 39.385672] RDX: ffff888015410000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.386955] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e5cf2f [ 39.388225] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.389499] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f2e7df8 [ 39.390776] FS: 00007fab43fff900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.392235] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.393293] CR2: 00007fff29ae4ef7 CR3: 000000000ab9c000 CR4: 0000000000350ef0 [ 39.394636] Call Trace: [ 39.395152] [ 39.395558] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.396445] ? __create_object+0x59/0x80 [ 39.397215] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.398203] __vmalloc_noprof+0x59/0x60 [ 39.398958] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.399775] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.400696] bpf_prog_alloc+0x39/0x200 [ 39.401425] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.402347] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.403242] do_seccomp+0x349/0x25e0 [ 39.403959] ? find_held_lock+0x2b/0x80 [ 39.404667] ? do_prlimit+0x310/0x610 [ 39.405402] ? __pfx_do_seccomp+0x10/0x10 [ 39.406194] ? do_raw_spin_unlock+0x53/0x220 [ 39.407045] ? _raw_spin_unlock+0x1e/0x40 [ 39.407777] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.408727] ? static_key_count+0x60/0x80 [ 39.409520] prctl_set_seccomp+0x4e/0x70 [ 39.410286] __do_sys_prctl+0xe6c/0x1d70 [ 39.411074] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.411931] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.412897] ? irqentry_exit+0xf3/0x650 [ 39.413616] do_syscall_64+0xbf/0x430 [ 39.414361] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.415295] RIP: 0033:0x7fab444f15cd [ 39.415982] 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 [ 39.419109] RSP: 002b:00007fff29ae37a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.420453] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fab444f15cd [ 39.421724] RDX: 00005602712d4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.423017] RBP: 00007fff29ae3800 R08: 0000000000000000 R09: 00007fff29ae2ea0 [ 39.424286] R10: 0000000000000000 R11: 0000000000000246 R12: 00005602a105dad0 [ 39.425553] R13: 00007fff29ae3c30 R14: 00005602a105ebc0 R15: 00005602a106f780 [ 39.426861] [ 39.427285] irq event stamp: 1759 [ 39.427933] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 39.429449] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 39.430971] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 39.432496] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 39.433989] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.869139] ------------[ cut here ]------------ [ 42.869874] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.871469] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.872611] Modules linked in: [ 42.873110] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.874720] Tainted: [W]=WARN [ 42.875193] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.876349] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.877067] 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 [ 42.879601] RSP: 0018:ffff8880151afbc0 EFLAGS: 00010286 [ 42.880367] RAX: 0000000000000000 RBX: ffffed1002a35f78 RCX: ffffffff813a4050 [ 42.881382] RDX: ffff888015603780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.882412] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002a35f2f [ 42.883420] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.884424] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880151afdf8 [ 42.885435] FS: 00007fcae4f70900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.886574] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.887421] CR2: 00007ffce4bc3ef7 CR3: 000000001fb49000 CR4: 0000000000350ef0 [ 42.888429] Call Trace: [ 42.888822] [ 42.889149] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.889852] ? __create_object+0x59/0x80 [ 42.890449] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.891208] __vmalloc_noprof+0x59/0x60 [ 42.891772] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.892457] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.893192] bpf_prog_alloc+0x39/0x200 [ 42.893746] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.894502] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.895233] do_seccomp+0x349/0x25e0 [ 42.895778] ? find_held_lock+0x2b/0x80 [ 42.896385] ? do_prlimit+0x310/0x610 [ 42.896971] ? __pfx_do_seccomp+0x10/0x10 [ 42.897562] ? do_raw_spin_unlock+0x53/0x220 [ 42.898225] ? _raw_spin_unlock+0x1e/0x40 [ 42.898840] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.899569] ? static_key_count+0x60/0x80 [ 42.900200] prctl_set_seccomp+0x4e/0x70 [ 42.900784] __do_sys_prctl+0xe6c/0x1d70 [ 42.901393] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.902077] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.902870] ? irqentry_exit+0xf3/0x650 [ 42.903446] do_syscall_64+0xbf/0x430 [ 42.904037] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.904756] RIP: 0033:0x7fcae54625cd [ 42.905301] 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 [ 42.907830] RSP: 002b:00007ffce4bc1670 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.908905] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcae54625cd [ 42.909923] RDX: 000055728732ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.910954] RBP: 00007ffce4bc16d0 R08: 0000000000000000 R09: 00007ffce4bc0d70 [ 42.911978] R10: 0000000000000000 R11: 0000000000000246 R12: 00005572c63e0bf0 [ 42.912995] R13: 00007ffce4bc1b00 R14: 00005572c63ea380 R15: 00005572c63f5460 [ 42.914017] [ 42.914362] irq event stamp: 1663 [ 42.914872] hardirqs last enabled at (1673): [] __up_console_sem+0x78/0x80 [ 42.916086] hardirqs last disabled at (1682): [] __up_console_sem+0x5d/0x80 [ 42.917299] softirqs last enabled at (1428): [] handle_softirqs+0x50c/0x770 [ 42.918527] softirqs last disabled at (1421): [] __irq_exit_rcu+0xc4/0x100 [ 42.919728] ---[ end trace 0000000000000000 ]--- [ 43.677629] ------------[ cut here ]------------ [ 43.678560] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.680838] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.682285] Modules linked in: [ 43.682922] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.684884] Tainted: [W]=WARN [ 43.685433] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.686906] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.687763] 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 [ 43.690924] RSP: 0018:ffff888016d47bc0 EFLAGS: 00010286 [ 43.691883] RAX: 0000000000000000 RBX: ffffed1002da8f78 RCX: ffffffff813a4050 [ 43.693153] RDX: ffff88801541d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.694426] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002da8f2f [ 43.695697] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.696970] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d47df8 [ 43.698253] FS: 00007f60e548c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.699683] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.700733] CR2: 00007f60e59f24a6 CR3: 000000001aa96000 CR4: 0000000000350ef0 [ 43.702009] Call Trace: [ 43.702483] [ 43.702929] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.703778] ? __create_object+0x59/0x80 [ 43.704560] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.705523] __vmalloc_noprof+0x59/0x60 [ 43.706290] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.707161] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.708083] bpf_prog_alloc+0x39/0x200 [ 43.708764] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.709690] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.710596] do_seccomp+0x349/0x25e0 [ 43.711302] ? find_held_lock+0x2b/0x80 [ 43.712062] ? do_prlimit+0x310/0x610 [ 43.712762] ? __pfx_do_seccomp+0x10/0x10 [ 43.713544] ? do_raw_spin_unlock+0x53/0x220 [ 43.714392] ? _raw_spin_unlock+0x1e/0x40 [ 43.715172] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.716128] ? static_key_count+0x60/0x80 [ 43.716933] prctl_set_seccomp+0x4e/0x70 [ 43.717652] __do_sys_prctl+0xe6c/0x1d70 [ 43.718446] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.719305] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.720267] ? irqentry_exit+0xf3/0x650 [ 43.721030] do_syscall_64+0xbf/0x430 [ 43.721721] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.722695] RIP: 0033:0x7f60e597e5cd [ 43.723387] 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 [ 43.726548] RSP: 002b:00007ffdd630a080 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.727884] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f60e597e5cd [ 43.729158] RDX: 0000561698a30e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.730441] RBP: 00007ffdd630a0e0 R08: 0000000000000000 R09: 00007ffdd6309780 [ 43.731724] R10: 0000000000000000 R11: 0000000000000246 R12: 00005616d0cc52b0 [ 43.732999] R13: 00007ffdd630a510 R14: 00005616d0cc7d20 R15: 00005616d0cd98d0 [ 43.734301] [ 43.734724] irq event stamp: 1703 [ 43.735370] hardirqs last enabled at (1723): [] __up_console_sem+0x78/0x80 [ 43.736899] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80 [ 43.738417] softirqs last enabled at (1720): [] handle_softirqs+0x50c/0x770 [ 43.739948] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 43.741447] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:19650' (ECDSA) to the list of known hosts. 2025/11/18 15:26:42 fuzzer started 2025/11/18 15:26:42 dialing manager at localhost:34383 2025/11/18 15:26:42 checking machine... 2025/11/18 15:26:42 checking revisions... [ 44.629604] kmemleak: Automatic memory scanning thread ended 2025/11/18 15:26:42 testing simple program... [ 44.725105] cgroup: Unknown subsys name 'net' [ 44.777069] cgroup: Unknown subsys name 'cpuset' [ 44.795715] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:26:41 Registers: info registers vcpu 0 RAX=ffffffff88366558 RBX=ffff888009611bc0 RCX=696d47ac2941d14f RDX=000000005ca4672a RSI=00000000a32b3509 RDI=ffff888009612618 RBP=ffff888009612618 RSP=ffff888009627ac0 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff888009612618 R13=000000000000524f R14=0000000000000000 R15=696d47ac2941d14f RIP=ffffffff81527b59 RFL=00000012 [----A--] 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 0000000000000000 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=00007fcae5527618 CR3=000000000bf5d000 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=36323a353120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343636 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002333d RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe2f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffa7cf72f8 CR3=000000000cf6e000 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=7cb78d532866f1859547f8bfc3f33132 XMM02=0000000000302cd8eff9b2d0a8fce9cb XMM03=0000000000302da82c67c8bc2e329bc3 XMM04=1ab9f8a6d34d628d00000000000ae988 XMM05=07c8bb74b6c04a44000000000031fc18 XMM06=48aa0b6298e94465000000000031f430 XMM07=e042d86d42eb936e000000000030ecc0 XMM08=b8b1ab93edf0cb430000000000302da8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000