[ 39.264317] ------------[ cut here ]------------ [ 39.265201] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.267425] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.268910] Modules linked in: [ 39.269545] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.271538] Tainted: [W]=WARN [ 39.272097] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.273584] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.274510] 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 [ 39.277696] RSP: 0018:ffff888016a2fbc0 EFLAGS: 00010286 [ 39.278687] RAX: 0000000000000000 RBX: ffffed1002d45f78 RCX: ffffffff813a4050 [ 39.279973] RDX: ffff888018a10000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.281281] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d45f2f [ 39.282563] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.283835] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016a2fdf8 [ 39.285139] FS: 00007f5878b39900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.286591] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.287646] CR2: 00007fffda600ef7 CR3: 000000000daa4000 CR4: 0000000000350ef0 [ 39.288961] Call Trace: [ 39.289490] [ 39.289899] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.290798] ? __create_object+0x59/0x80 [ 39.291591] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.292578] __vmalloc_noprof+0x59/0x60 [ 39.293367] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.294191] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.295132] bpf_prog_alloc+0x39/0x200 [ 39.295853] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.296802] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.297712] do_seccomp+0x349/0x25e0 [ 39.298434] ? find_held_lock+0x2b/0x80 [ 39.299158] ? do_prlimit+0x310/0x610 [ 39.299896] ? __pfx_do_seccomp+0x10/0x10 [ 39.300692] ? do_raw_spin_unlock+0x53/0x220 [ 39.301522] ? _raw_spin_unlock+0x1e/0x40 [ 39.302256] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.303221] ? static_key_count+0x60/0x80 [ 39.304042] prctl_set_seccomp+0x4e/0x70 [ 39.304829] __do_sys_prctl+0xe6c/0x1d70 [ 39.305603] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.306457] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.307429] ? irqentry_exit+0xf3/0x650 [ 39.308153] do_syscall_64+0xbf/0x430 [ 39.308915] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.309874] RIP: 0033:0x7f587902b5cd [ 39.310585] 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 [ 39.313725] RSP: 002b:00007fffda5ff4c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.315095] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f587902b5cd [ 39.316373] RDX: 000055826e99ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.317664] RBP: 00007fffda5ff520 R08: 0000000000000000 R09: 00007fffda5febc0 [ 39.318954] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558278509ad0 [ 39.320246] R13: 00007fffda5ff950 R14: 000055827850abc0 R15: 000055827851b780 [ 39.321596] [ 39.322028] irq event stamp: 1723 [ 39.322680] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 39.324215] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 39.325763] softirqs last enabled at (1712): [] handle_softirqs+0x50c/0x770 [ 39.327309] softirqs last disabled at (1707): [] __irq_exit_rcu+0xc4/0x100 [ 39.328843] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.064761] ------------[ cut here ]------------ [ 42.065713] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.067697] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.069174] Modules linked in: [ 42.069809] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.072031] Tainted: [W]=WARN [ 42.072720] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.074212] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.075134] 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 [ 42.078311] RSP: 0018:ffff88801720fbc0 EFLAGS: 00010286 [ 42.079241] RAX: 0000000000000000 RBX: ffffed1002e41f78 RCX: ffffffff813a4050 [ 42.080549] RDX: ffff8880160f9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.081874] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e41f2f [ 42.083160] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.084429] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801720fdf8 [ 42.085720] FS: 00007f10f2710900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.087150] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.088216] CR2: 00007fffc4f67ef7 CR3: 000000000cbf4000 CR4: 0000000000350ef0 [ 42.089493] Call Trace: [ 42.089957] [ 42.090410] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.091309] ? __create_object+0x59/0x80 [ 42.092048] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.093013] __vmalloc_noprof+0x59/0x60 [ 42.093776] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.094645] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.095570] bpf_prog_alloc+0x39/0x200 [ 42.096252] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.097193] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.098096] do_seccomp+0x349/0x25e0 [ 42.098819] ? find_held_lock+0x2b/0x80 [ 42.099575] ? do_prlimit+0x310/0x610 [ 42.100309] ? __pfx_do_seccomp+0x10/0x10 [ 42.101052] ? do_raw_spin_unlock+0x53/0x220 [ 42.101886] ? _raw_spin_unlock+0x1e/0x40 [ 42.102655] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.103612] ? static_key_count+0x60/0x80 [ 42.104396] prctl_set_seccomp+0x4e/0x70 [ 42.105131] __do_sys_prctl+0xe6c/0x1d70 [ 42.105905] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.106755] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.107725] ? irqentry_exit+0xf3/0x650 [ 42.108479] do_syscall_64+0xbf/0x430 [ 42.109180] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.110123] RIP: 0033:0x7f10f2c025cd [ 42.110816] 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 [ 42.113982] RSP: 002b:00007fffc4f665d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.115334] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f10f2c025cd [ 42.116606] RDX: 00005594bb5dfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.117903] RBP: 00007fffc4f66630 R08: 0000000000000000 R09: 00007fffc4f65cd0 [ 42.119178] R10: 0000000000000000 R11: 0000000000000246 R12: 00005594efc43ad0 [ 42.120446] R13: 00007fffc4f66a60 R14: 00005594efc44bc0 R15: 00005594efc55780 [ 42.121734] [ 42.122159] irq event stamp: 1825 [ 42.122812] hardirqs last enabled at (1835): [] __up_console_sem+0x78/0x80 [ 42.124330] hardirqs last disabled at (1844): [] __up_console_sem+0x5d/0x80 [ 42.125789] softirqs last enabled at (1404): [] handle_softirqs+0x50c/0x770 [ 42.127069] softirqs last disabled at (1399): [] __irq_exit_rcu+0xc4/0x100 [ 42.128310] ---[ end trace 0000000000000000 ]--- [ 42.935865] ------------[ cut here ]------------ [ 42.936820] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.938839] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.940293] Modules linked in: [ 42.940908] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.943105] Tainted: [W]=WARN [ 42.943778] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.945283] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.946153] 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 [ 42.949358] RSP: 0018:ffff888017d37bc0 EFLAGS: 00010286 [ 42.950336] RAX: 0000000000000000 RBX: ffffed1002fa6f78 RCX: ffffffff813a4050 [ 42.951630] RDX: ffff8880175a1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.952920] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fa6f2f [ 42.954213] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.955508] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017d37df8 [ 42.956803] FS: 00007fde0c2b6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.958286] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.959349] CR2: 00007fde0c7a8580 CR3: 00000000100e7000 CR4: 0000000000350ef0 [ 42.960647] Call Trace: [ 42.961118] [ 42.961559] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.962462] ? __create_object+0x59/0x80 [ 42.963197] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.964171] __vmalloc_noprof+0x59/0x60 [ 42.964938] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.965814] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.966750] bpf_prog_alloc+0x39/0x200 [ 42.967480] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.968423] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.969338] do_seccomp+0x349/0x25e0 [ 42.970017] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.970915] ? __pfx_do_seccomp+0x10/0x10 [ 42.971711] ? find_held_lock+0x2b/0x80 [ 42.972466] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.973448] ? static_key_count+0x60/0x80 [ 42.974210] prctl_set_seccomp+0x4e/0x70 [ 42.974990] __do_sys_prctl+0xe6c/0x1d70 [ 42.975782] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.976680] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.977671] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.978641] ? irqentry_exit+0xf3/0x650 [ 42.979413] do_syscall_64+0xbf/0x430 [ 42.980098] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.981059] RIP: 0033:0x7fde0c7a85cd [ 42.981757] 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 [ 42.984993] RSP: 002b:00007fffe111fb60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.986362] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fde0c7a85cd [ 42.987659] RDX: 000055e8d6868e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.988963] RBP: 00007fffe111fbc0 R08: 0000000000000000 R09: 00007fffe111f260 [ 42.990285] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e8ea9e2bf0 [ 42.991581] R13: 00007fffe111fff0 R14: 000055e8ea9ec380 R15: 000055e8ea9f7460 [ 42.992907] [ 42.993366] irq event stamp: 1809 [ 42.993971] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 42.995505] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 42.997033] softirqs last enabled at (1660): [] handle_softirqs+0x50c/0x770 [ 42.998600] softirqs last disabled at (1655): [] __irq_exit_rcu+0xc4/0x100 [ 43.000135] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:63533' (ECDSA) to the list of known hosts. 2025/11/18 19:33:44 fuzzer started 2025/11/18 19:33:44 dialing manager at localhost:34383 2025/11/18 19:33:44 checking machine... 2025/11/18 19:33:44 checking revisions... [ 43.913022] kmemleak: Automatic memory scanning thread ended 2025/11/18 19:33:44 testing simple program... [ 44.016116] cgroup: Unknown subsys name 'net' [ 44.077316] cgroup: Unknown subsys name 'cpuset' [ 44.095507] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 19:33:44 Registers: info registers vcpu 0 RAX=0000000000000046 RBX=0000000000000200 RCX=0000000000000001 RDX=0000000000000000 RSI=0000000000019a28 RDI=ffffffff815d7677 RBP=ffff88806ce38140 RSP=ffff888009627c30 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f857 R11=0000000000000001 R12=ffffffff85e2b980 R13=ffff888009627cb8 R14=ffff88806ce38160 R15=ffff88806ce38152 RIP=ffffffff84c71d78 RFL=00000046 [---Z-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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f10f2cc7618 CR3=0000000020269000 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=000000000001d709 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=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 fffffe6000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff3015b338 CR3=000000000ceb7000 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=9e39e209f08dc9b95f4d73a1df653a43 XMM02=2c67c8bc2e329bc30000000000304a48 XMM03=fb795ef6d65770560000000000311a90 XMM04=8f868bce77d7184200000000000ae988 XMM05=d96330e2d2db86320000000000321498 XMM06=9541f61c0273acce000000000031aa18 XMM07=e042d86d42eb936e0000000000311d68 XMM08=209c57609f71baf90000000000304aa8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000