[ 39.135123] ------------[ cut here ]------------ [ 39.135746] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.137014] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.137932] Modules linked in: [ 39.138302] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.139553] Tainted: [W]=WARN [ 39.139921] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.140876] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.141433] 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 [ 39.143478] RSP: 0018:ffff88800d747bc0 EFLAGS: 00010286 [ 39.144103] RAX: 0000000000000000 RBX: ffffed1001ae8f78 RCX: ffffffff813a4050 [ 39.144938] RDX: ffff88800f583780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.145763] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ae8f2f [ 39.146559] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.147377] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800d747df8 [ 39.148200] FS: 00007f97c7ad5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.149159] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.149840] CR2: 00007f97c7fc7580 CR3: 000000000cce5000 CR4: 0000000000350ef0 [ 39.150633] Call Trace: [ 39.150956] [ 39.151218] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.151798] ? __create_object+0x59/0x80 [ 39.152269] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.152898] __vmalloc_noprof+0x59/0x60 [ 39.153350] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.153911] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.154473] bpf_prog_alloc+0x39/0x200 [ 39.154948] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.155523] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.156104] do_seccomp+0x349/0x25e0 [ 39.156542] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.157116] ? __pfx_do_seccomp+0x10/0x10 [ 39.157597] ? find_held_lock+0x2b/0x80 [ 39.158086] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.158701] ? static_key_count+0x60/0x80 [ 39.159182] prctl_set_seccomp+0x4e/0x70 [ 39.159670] __do_sys_prctl+0xe6c/0x1d70 [ 39.160144] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.160697] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.161285] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.161899] ? irqentry_exit+0xf3/0x650 [ 39.162356] do_syscall_64+0xbf/0x430 [ 39.162823] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.163397] RIP: 0033:0x7f97c7fc75cd [ 39.163857] 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 [ 39.165894] RSP: 002b:00007ffcc4bfe3e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.166765] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97c7fc75cd [ 39.167561] RDX: 00005653199efe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.168383] RBP: 00007ffcc4bfe440 R08: 0000000000000000 R09: 00007ffcc4bfdae0 [ 39.169208] R10: 0000000000000000 R11: 0000000000000246 R12: 000056531d23fad0 [ 39.170027] R13: 00007ffcc4bfe870 R14: 000056531d240bc0 R15: 000056531d251780 [ 39.170860] [ 39.171130] irq event stamp: 1741 [ 39.171514] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 39.172496] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 39.173458] softirqs last enabled at (1448): [] handle_softirqs+0x50c/0x770 [ 39.174447] softirqs last disabled at (1443): [] __irq_exit_rcu+0xc4/0x100 [ 39.175426] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.688114] ------------[ cut here ]------------ [ 41.689093] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.691060] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 41.692513] Modules linked in: [ 41.693173] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.695143] Tainted: [W]=WARN [ 41.695742] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.697206] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.698116] 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 [ 41.701277] RSP: 0018:ffff888015ad7bc0 EFLAGS: 00010286 [ 41.702256] RAX: 0000000000000000 RBX: ffffed1002b5af78 RCX: ffffffff813a4050 [ 41.703529] RDX: ffff888017509bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.704806] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b5af2f [ 41.706085] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.707361] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015ad7df8 [ 41.708679] FS: 00007f3ffd14a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.710094] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.711181] CR2: 00007ffc1d6d0ef7 CR3: 0000000020962000 CR4: 0000000000350ef0 [ 41.712484] Call Trace: [ 41.713006] [ 41.713415] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.714327] ? __create_object+0x59/0x80 [ 41.715090] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.716064] __vmalloc_noprof+0x59/0x60 [ 41.716836] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.717697] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.718573] bpf_prog_alloc+0x39/0x200 [ 41.719311] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.720230] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.721144] do_seccomp+0x349/0x25e0 [ 41.721868] ? find_held_lock+0x2b/0x80 [ 41.722573] ? do_prlimit+0x310/0x610 [ 41.723317] ? __pfx_do_seccomp+0x10/0x10 [ 41.724102] ? do_raw_spin_unlock+0x53/0x220 [ 41.724966] ? _raw_spin_unlock+0x1e/0x40 [ 41.725757] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.726702] ? static_key_count+0x60/0x80 [ 41.727449] prctl_set_seccomp+0x4e/0x70 [ 41.728232] __do_sys_prctl+0xe6c/0x1d70 [ 41.729023] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.729888] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.730850] ? irqentry_exit+0xf3/0x650 [ 41.731574] do_syscall_64+0xbf/0x430 [ 41.732311] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.733264] RIP: 0033:0x7f3ffd63c5cd [ 41.733967] 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 [ 41.737109] RSP: 002b:00007ffc1d6cfa40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.738465] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3ffd63c5cd [ 41.739744] RDX: 000055769a101e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.741041] RBP: 00007ffc1d6cfaa0 R08: 0000000000000000 R09: 00007ffc1d6cf140 [ 41.742331] R10: 0000000000000000 R11: 0000000000000246 R12: 00005576c73ffad0 [ 41.743602] R13: 00007ffc1d6cfed0 R14: 00005576c7400bc0 R15: 00005576c7411780 [ 41.744904] [ 41.745326] irq event stamp: 1727 [ 41.745966] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 41.747488] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 41.749008] softirqs last enabled at (1650): [] handle_softirqs+0x50c/0x770 [ 41.750557] softirqs last disabled at (1645): [] __irq_exit_rcu+0xc4/0x100 [ 41.752063] ---[ end trace 0000000000000000 ]--- [ 42.532597] ------------[ cut here ]------------ [ 42.533519] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.535472] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.536920] Modules linked in: [ 42.537514] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.539741] Tainted: [W]=WARN [ 42.540283] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.541781] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.542633] 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 [ 42.545791] RSP: 0018:ffff88800f567bc0 EFLAGS: 00010286 [ 42.546756] RAX: 0000000000000000 RBX: ffffed1001eacf78 RCX: ffffffff813a4050 [ 42.548010] RDX: ffff888017025340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.549281] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001eacf2f [ 42.550538] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.551900] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f567df8 [ 42.553411] FS: 00007f1bb958b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.554995] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.556141] CR2: 00007ffc7f750ef7 CR3: 000000000d0a5000 CR4: 0000000000350ef0 [ 42.557559] Call Trace: [ 42.558078] [ 42.558480] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.559369] ? __create_object+0x59/0x80 [ 42.560145] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.561157] __vmalloc_noprof+0x59/0x60 [ 42.561969] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.562918] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.563928] bpf_prog_alloc+0x39/0x200 [ 42.564698] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.565558] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.566449] do_seccomp+0x349/0x25e0 [ 42.567158] ? find_held_lock+0x2b/0x80 [ 42.567922] ? do_prlimit+0x310/0x610 [ 42.568604] ? __pfx_do_seccomp+0x10/0x10 [ 42.569387] ? do_raw_spin_unlock+0x53/0x220 [ 42.570211] ? _raw_spin_unlock+0x1e/0x40 [ 42.570967] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.571921] ? static_key_count+0x60/0x80 [ 42.572728] prctl_set_seccomp+0x4e/0x70 [ 42.573439] __do_sys_prctl+0xe6c/0x1d70 [ 42.574216] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.575056] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.576004] ? irqentry_exit+0xf3/0x650 [ 42.576768] do_syscall_64+0xbf/0x430 [ 42.577437] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.578367] RIP: 0033:0x7f1bb9a7d5cd [ 42.579055] 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 [ 42.582148] RSP: 002b:00007ffc7f74e7a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.583486] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1bb9a7d5cd [ 42.584755] RDX: 00005649f80f2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.585786] RBP: 00007ffc7f74e800 R08: 0000000000000000 R09: 00007ffc7f74dea0 [ 42.586813] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564a07759ad0 [ 42.587839] R13: 00007ffc7f74ec30 R14: 0000564a0775abc0 R15: 0000564a0776b780 [ 42.588892] [ 42.589232] irq event stamp: 1829 [ 42.589760] hardirqs last enabled at (1839): [] __up_console_sem+0x78/0x80 [ 42.590986] hardirqs last disabled at (1848): [] __up_console_sem+0x5d/0x80 [ 42.592203] softirqs last enabled at (1768): [] handle_softirqs+0x50c/0x770 [ 42.593448] softirqs last disabled at (1753): [] __irq_exit_rcu+0xc4/0x100 [ 42.594673] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:35947' (ECDSA) to the list of known hosts. 2025/11/18 15:59:02 fuzzer started 2025/11/18 15:59:02 dialing manager at localhost:34383 2025/11/18 15:59:02 checking machine... 2025/11/18 15:59:02 checking revisions... [ 43.490806] kmemleak: Automatic memory scanning thread ended 2025/11/18 15:59:02 testing simple program... [ 43.576121] cgroup: Unknown subsys name 'net' [ 43.630269] cgroup: Unknown subsys name 'cpuset' [ 43.663184] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:59:01 Registers: info registers vcpu 0 RAX=0000000000000005 RBX=ffff888009612640 RCX=ffff888009627794 RDX=0000000000000002 RSI=ffffffff85e1ffe0 RDI=ffff888009612640 RBP=ffffffff85e1ffe0 RSP=ffff888009627740 R8 =0000000000000001 R9 =ffff888009627880 R10=000000000003c9ed R11=0000000000003ecc R12=ffff888009612640 R13=ffff888009627794 R14=0000000000000002 R15=0000000000000002 RIP=ffffffff84c72004 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 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3ffd701618 CR3=00000000209e0000 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=5f70b620aec2f400 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff88801ad9f748 R8 =0000000000000000 R9 =0000000000000000 R10=00007f95d677e000 R11=0000000000000003 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff88800944cc80 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000562148da8e78 CR3=000000000b738000 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=2031303a39353a353120383120766f4e XMM01=6964206465766965636552203a5d3034 XMM02=6f63736964203a31313a343936303420 XMM03=7266207463656e6e6f63736964206465 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732031303a39353a3531203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000