[ 39.129345] ------------[ cut here ]------------ [ 39.130438] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.132757] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.134410] Modules linked in: [ 39.135158] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.137466] Tainted: [W]=WARN [ 39.138145] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.139844] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.140877] 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 [ 39.144457] RSP: 0018:ffff88801905fbc0 EFLAGS: 00010286 [ 39.145547] RAX: 0000000000000000 RBX: ffffed100320bf78 RCX: ffffffff813a4050 [ 39.147009] RDX: ffff88800ed99bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.148451] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100320bf2f [ 39.149894] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.151324] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801905fdf8 [ 39.152798] FS: 00007fc09d00c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.154417] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.155603] CR2: 00007ffefa7a5ef8 CR3: 0000000016a8f000 CR4: 0000000000350ef0 [ 39.157057] Call Trace: [ 39.157643] [ 39.158109] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.159115] ? __create_object+0x59/0x80 [ 39.160004] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.161074] __vmalloc_noprof+0x59/0x60 [ 39.161924] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.162900] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.163938] bpf_prog_alloc+0x39/0x200 [ 39.164768] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.165801] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.166804] do_seccomp+0x349/0x25e0 [ 39.167602] ? find_held_lock+0x2b/0x80 [ 39.168410] ? do_prlimit+0x310/0x610 [ 39.169231] ? __pfx_do_seccomp+0x10/0x10 [ 39.170106] ? do_raw_spin_unlock+0x53/0x220 [ 39.171031] ? _raw_spin_unlock+0x1e/0x40 [ 39.171905] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.172983] ? static_key_count+0x60/0x80 [ 39.173894] prctl_set_seccomp+0x4e/0x70 [ 39.174753] __do_sys_prctl+0xe6c/0x1d70 [ 39.175619] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.176519] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.177650] ? irqentry_exit+0xf3/0x650 [ 39.178438] do_syscall_64+0xbf/0x430 [ 39.179257] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.180318] RIP: 0033:0x7fc09d4fe5cd [ 39.181098] 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 [ 39.184584] RSP: 002b:00007ffefa7a3cb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.186097] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc09d4fe5cd [ 39.187507] RDX: 000055f8a55ace00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.188603] RBP: 00007ffefa7a3d10 R08: 0000000000000000 R09: 00007ffefa7a33b0 [ 39.189383] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f8d87102b0 [ 39.190184] R13: 00007ffefa7a4140 R14: 000055f8d8712d20 R15: 000055f8d87248d0 [ 39.190998] [ 39.191264] irq event stamp: 1815 [ 39.191674] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 39.192576] hardirqs last disabled at (1834): [] sysvec_apic_timer_interrupt+0xf/0x80 [ 39.193471] softirqs last enabled at (1652): [] handle_softirqs+0x50c/0x770 [ 39.194325] softirqs last disabled at (1647): [] __irq_exit_rcu+0xc4/0x100 [ 39.195159] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.715624] ------------[ cut here ]------------ [ 42.716482] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.718412] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.719881] Modules linked in: [ 42.720455] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.722352] Tainted: [W]=WARN [ 42.722944] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.724384] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.725280] 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 [ 42.728358] RSP: 0018:ffff888019e1fbc0 EFLAGS: 00010286 [ 42.729308] RAX: 0000000000000000 RBX: ffffed10033c3f78 RCX: ffffffff813a4050 [ 42.730579] RDX: ffff8880172db780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.731829] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033c3f2f [ 42.733068] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.734304] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019e1fdf8 [ 42.735545] FS: 00007f96a93c8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.736964] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.737994] CR2: 00007ffeebdadef8 CR3: 000000001fc56000 CR4: 0000000000350ef0 [ 42.739247] Call Trace: [ 42.739743] [ 42.740158] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.741040] ? __create_object+0x59/0x80 [ 42.741802] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.742742] __vmalloc_noprof+0x59/0x60 [ 42.743436] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.744295] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.745196] bpf_prog_alloc+0x39/0x200 [ 42.745918] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.746822] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.747700] do_seccomp+0x349/0x25e0 [ 42.748364] ? find_held_lock+0x2b/0x80 [ 42.749096] ? do_prlimit+0x310/0x610 [ 42.749831] ? __pfx_do_seccomp+0x10/0x10 [ 42.750599] ? do_raw_spin_unlock+0x53/0x220 [ 42.751375] ? _raw_spin_unlock+0x1e/0x40 [ 42.752155] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.753107] ? static_key_count+0x60/0x80 [ 42.753898] prctl_set_seccomp+0x4e/0x70 [ 42.754687] __do_sys_prctl+0xe6c/0x1d70 [ 42.755411] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.756261] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.757203] ? irqentry_exit+0xf3/0x650 [ 42.757945] do_syscall_64+0xbf/0x430 [ 42.758659] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.759546] RIP: 0033:0x7f96a98ba5cd [ 42.760251] 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 [ 42.763362] RSP: 002b:00007ffeebdab5b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.764705] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f96a98ba5cd [ 42.765969] RDX: 000055994817be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.767243] RBP: 00007ffeebdab610 R08: 0000000000000000 R09: 00007ffeebdaacb0 [ 42.768510] R10: 0000000000000000 R11: 0000000000000246 R12: 000055996d177ad0 [ 42.769480] R13: 00007ffeebdaba40 R14: 000055996d178bc0 R15: 000055996d189780 [ 42.770297] [ 42.770597] irq event stamp: 1727 [ 42.770978] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 42.771940] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 42.772893] softirqs last enabled at (1724): [] handle_softirqs+0x50c/0x770 [ 42.773853] softirqs last disabled at (1719): [] __irq_exit_rcu+0xc4/0x100 [ 42.774790] ---[ end trace 0000000000000000 ]--- [ 43.545346] ------------[ cut here ]------------ [ 43.546297] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.548322] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.549782] Modules linked in: [ 43.550376] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.552640] Tainted: [W]=WARN [ 43.553201] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.554714] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.555628] 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 [ 43.558768] RSP: 0018:ffff88801687fbc0 EFLAGS: 00010286 [ 43.559734] RAX: 0000000000000000 RBX: ffffed1002d0ff78 RCX: ffffffff813a4050 [ 43.561031] RDX: ffff88800f448000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.562292] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d0ff2f [ 43.563578] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.564852] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801687fdf8 [ 43.566123] FS: 00007f303f0d8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.567582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.568664] CR2: 00007ffeac317ef8 CR3: 00000000192ae000 CR4: 0000000000350ef0 [ 43.569928] Call Trace: [ 43.570397] [ 43.570838] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.571743] ? __create_object+0x59/0x80 [ 43.572493] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.573465] __vmalloc_noprof+0x59/0x60 [ 43.574208] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.575075] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.576015] bpf_prog_alloc+0x39/0x200 [ 43.576747] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.577673] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.578514] do_seccomp+0x349/0x25e0 [ 43.579225] ? find_held_lock+0x2b/0x80 [ 43.579997] ? do_prlimit+0x310/0x610 [ 43.580745] ? __pfx_do_seccomp+0x10/0x10 [ 43.581488] ? do_raw_spin_unlock+0x53/0x220 [ 43.582319] ? _raw_spin_unlock+0x1e/0x40 [ 43.583088] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.584062] ? static_key_count+0x60/0x80 [ 43.584860] prctl_set_seccomp+0x4e/0x70 [ 43.585641] __do_sys_prctl+0xe6c/0x1d70 [ 43.586375] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.587238] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.588200] ? irqentry_exit+0xf3/0x650 [ 43.588957] do_syscall_64+0xbf/0x430 [ 43.589687] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.590643] RIP: 0033:0x7f303f5ca5cd [ 43.591306] 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 [ 43.594451] RSP: 002b:00007ffeac3164c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.595805] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f303f5ca5cd [ 43.597087] RDX: 00005588e82f9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.598361] RBP: 00007ffeac316520 R08: 0000000000000000 R09: 00007ffeac315bc0 [ 43.599648] R10: 0000000000000000 R11: 0000000000000246 R12: 00005588ed5cbad0 [ 43.600922] R13: 00007ffeac316950 R14: 00005588ed5ccbc0 R15: 00005588ed5dd780 [ 43.602224] [ 43.602698] irq event stamp: 1827 [ 43.603300] hardirqs last enabled at (1835): [] __up_console_sem+0x78/0x80 [ 43.604813] hardirqs last disabled at (1844): [] __up_console_sem+0x5d/0x80 [ 43.606334] softirqs last enabled at (1690): [] handle_softirqs+0x50c/0x770 [ 43.607861] softirqs last disabled at (1685): [] __irq_exit_rcu+0xc4/0x100 [ 43.609247] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:60718' (ECDSA) to the list of known hosts. 2025/11/18 21:40:26 fuzzer started 2025/11/18 21:40:26 dialing manager at localhost:34383 2025/11/18 21:40:26 checking machine... 2025/11/18 21:40:26 checking revisions... [ 44.521955] kmemleak: Automatic memory scanning thread ended 2025/11/18 21:40:26 testing simple program... [ 44.619945] cgroup: Unknown subsys name 'net' [ 44.672505] cgroup: Unknown subsys name 'cpuset' [ 44.686340] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 21:40:26 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000030 RCX=ffffffff83c94a30 RDX=1ffff11001aee3c6 RSI=ffffffff83c94a3e RDI=ffff88800d771e84 RBP=ffff88800d771dc0 RSP=ffff888017d77380 R8 =000000000100007f R9 =ffffed10033bac04 R10=0000000000000000 R11=0000000000000001 R12=0000000000000008 R13=ffff888019dd6028 R14=0000000000000000 R15=0000000000000e98 RIP=ffffffff83c94a77 RFL=00000216 [----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 00007f96a93c8900 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=00007f96a997f618 CR3=000000001fc87000 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=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=00000000000256a7 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 fffffe2500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f13d66fa000 CR3=0000000019f74000 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=2035323a30343a313220383120766f4e XMM01=73732878696e755f6d6170203a5d3234 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3234325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035323a30343a3132203831 XMM08=74696c6962617061633d7373616c6374 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000