[ 38.753586] ------------[ cut here ]------------ [ 38.754505] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.756548] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 38.758234] Modules linked in: [ 38.758940] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.760957] Tainted: [W]=WARN [ 38.761555] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.762998] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.763912] 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 [ 38.767093] RSP: 0018:ffff8880175cfbc0 EFLAGS: 00010286 [ 38.768071] RAX: 0000000000000000 RBX: ffffed1002eb9f78 RCX: ffffffff813a4050 [ 38.769370] RDX: ffff888017445340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.770708] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eb9f2f [ 38.772003] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.773354] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880175cfdf8 [ 38.774648] FS: 00007f21b210b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.776098] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.777174] CR2: 00007fff67911ef8 CR3: 000000000bd3b000 CR4: 0000000000350ef0 [ 38.778485] Call Trace: [ 38.778957] [ 38.779421] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.780297] ? __create_object+0x59/0x80 [ 38.781103] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.782081] __vmalloc_noprof+0x59/0x60 [ 38.782848] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.783733] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.784690] bpf_prog_alloc+0x39/0x200 [ 38.785445] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.786326] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.787257] do_seccomp+0x349/0x25e0 [ 38.788005] ? find_held_lock+0x2b/0x80 [ 38.788798] ? do_prlimit+0x310/0x610 [ 38.789552] ? __pfx_do_seccomp+0x10/0x10 [ 38.790297] ? do_raw_spin_unlock+0x53/0x220 [ 38.791140] ? _raw_spin_unlock+0x1e/0x40 [ 38.791928] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.792914] ? static_key_count+0x60/0x80 [ 38.793726] prctl_set_seccomp+0x4e/0x70 [ 38.794512] __do_sys_prctl+0xe6c/0x1d70 [ 38.795261] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.796114] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.797108] ? irqentry_exit+0xf3/0x650 [ 38.797892] do_syscall_64+0xbf/0x430 [ 38.798634] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.799609] RIP: 0033:0x7f21b25fd5cd [ 38.800280] 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 [ 38.803473] RSP: 002b:00007fff67910a70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.804870] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f21b25fd5cd [ 38.806170] RDX: 000055b14388ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.807456] RBP: 00007fff67910ad0 R08: 0000000000000000 R09: 00007fff67910170 [ 38.808832] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b16af7aad0 [ 38.809904] R13: 00007fff67910f00 R14: 000055b16af7bbc0 R15: 000055b16af8c780 [ 38.810887] [ 38.811205] irq event stamp: 1899 [ 38.811697] hardirqs last enabled at (1909): [] __up_console_sem+0x78/0x80 [ 38.812858] hardirqs last disabled at (1918): [] __up_console_sem+0x5d/0x80 [ 38.814008] softirqs last enabled at (1492): [] handle_softirqs+0x50c/0x770 [ 38.815165] softirqs last disabled at (1487): [] __irq_exit_rcu+0xc4/0x100 [ 38.816311] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.968491] ------------[ cut here ]------------ [ 41.969093] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.970600] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 41.972059] Modules linked in: [ 41.972714] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.974694] Tainted: [W]=WARN [ 41.975255] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.976746] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.977665] 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 [ 41.980868] RSP: 0018:ffff888018db7bc0 EFLAGS: 00010286 [ 41.981858] RAX: 0000000000000000 RBX: ffffed10031b6f78 RCX: ffffffff813a4050 [ 41.983143] RDX: ffff888017b99bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.984435] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031b6f2f [ 41.985749] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.987037] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018db7df8 [ 41.988363] FS: 00007f4596bfe900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.989823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.990899] CR2: 00007ffd26dc6ef8 CR3: 000000001f5a9000 CR4: 0000000000350ef0 [ 41.992184] Call Trace: [ 41.992806] [ 41.993223] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.994127] ? __create_object+0x59/0x80 [ 41.994898] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.995868] __vmalloc_noprof+0x59/0x60 [ 41.996645] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.997519] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.998450] bpf_prog_alloc+0x39/0x200 [ 41.999148] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.000079] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.001001] do_seccomp+0x349/0x25e0 [ 42.001723] ? find_held_lock+0x2b/0x80 [ 42.002484] ? do_prlimit+0x310/0x610 [ 42.003183] ? __pfx_do_seccomp+0x10/0x10 [ 42.003976] ? do_raw_spin_unlock+0x53/0x220 [ 42.004805] ? _raw_spin_unlock+0x1e/0x40 [ 42.005584] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.006539] ? static_key_count+0x60/0x80 [ 42.007284] prctl_set_seccomp+0x4e/0x70 [ 42.008068] __do_sys_prctl+0xe6c/0x1d70 [ 42.008864] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.009738] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.010712] ? irqentry_exit+0xf3/0x650 [ 42.011469] do_syscall_64+0xbf/0x430 [ 42.012159] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.013122] RIP: 0033:0x7f45970f05cd [ 42.013837] 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 [ 42.017037] RSP: 002b:00007ffd26dc5c30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.018403] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f45970f05cd [ 42.019669] RDX: 0000563ed0504e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.020963] RBP: 00007ffd26dc5c90 R08: 0000000000000000 R09: 00007ffd26dc5330 [ 42.022249] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563ee6a37ad0 [ 42.023542] R13: 00007ffd26dc60c0 R14: 0000563ee6a38bc0 R15: 0000563ee6a49780 [ 42.024855] [ 42.025284] irq event stamp: 1721 [ 42.025973] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 42.027513] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 42.029069] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 42.030629] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 42.032156] ---[ end trace 0000000000000000 ]--- [ 42.743156] ------------[ cut here ]------------ [ 42.744080] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.746132] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.747600] Modules linked in: [ 42.748185] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.750181] Tainted: [W]=WARN [ 42.750782] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.752505] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.753495] 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 [ 42.756675] RSP: 0018:ffff888017a7fbc0 EFLAGS: 00010286 [ 42.757650] RAX: 0000000000000000 RBX: ffffed1002f4ff78 RCX: ffffffff813a4050 [ 42.758915] RDX: ffff88800eedd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.760180] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f4ff2f [ 42.761472] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.762750] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017a7fdf8 [ 42.764033] FS: 00007f1ec0735900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.765495] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.766545] CR2: 00007f1ec0c27580 CR3: 000000000ce7a000 CR4: 0000000000350ef0 [ 42.767835] Call Trace: [ 42.768293] [ 42.768757] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.769668] ? __create_object+0x59/0x80 [ 42.770451] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.771426] __vmalloc_noprof+0x59/0x60 [ 42.772140] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.773024] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.773965] bpf_prog_alloc+0x39/0x200 [ 42.774707] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.775636] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.776541] do_seccomp+0x349/0x25e0 [ 42.777227] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.778125] ? __pfx_do_seccomp+0x10/0x10 [ 42.778916] ? find_held_lock+0x2b/0x80 [ 42.779668] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.780641] ? static_key_count+0x60/0x80 [ 42.781432] prctl_set_seccomp+0x4e/0x70 [ 42.782165] __do_sys_prctl+0xe6c/0x1d70 [ 42.782941] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.783799] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.784781] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.785763] ? irqentry_exit+0xf3/0x650 [ 42.786530] do_syscall_64+0xbf/0x430 [ 42.787225] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.788186] RIP: 0033:0x7f1ec0c275cd [ 42.788911] 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 [ 42.792063] RSP: 002b:00007ffda7529ee0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.793447] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1ec0c275cd [ 42.794711] RDX: 0000560d445e2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.795992] RBP: 00007ffda7529f40 R08: 0000000000000000 R09: 00007ffda75295e0 [ 42.797261] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560d8245dad0 [ 42.798551] R13: 00007ffda752a370 R14: 0000560d8245ebc0 R15: 0000560d8246f780 [ 42.799850] [ 42.800267] irq event stamp: 1835 [ 42.800925] hardirqs last enabled at (1845): [] __up_console_sem+0x78/0x80 [ 42.802461] hardirqs last disabled at (1860): [] __up_console_sem+0x5d/0x80 [ 42.803976] softirqs last enabled at (1858): [] handle_softirqs+0x50c/0x770 [ 42.805504] softirqs last disabled at (1853): [] __irq_exit_rcu+0xc4/0x100 [ 42.807001] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:60678' (ECDSA) to the list of known hosts. 2025/11/17 19:51:39 fuzzer started 2025/11/17 19:51:39 dialing manager at localhost:37895 2025/11/17 19:51:39 checking machine... 2025/11/17 19:51:39 checking revisions... [ 43.597496] kmemleak: Automatic memory scanning thread ended 2025/11/17 19:51:39 testing simple program... [ 43.674179] cgroup: Unknown subsys name 'net' [ 43.721984] cgroup: Unknown subsys name 'cpuset' [ 43.731472] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:51:39 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888014787888 RCX=ffff8880147877dc RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff888017b9bb7c RBP=ffff8880147878e0 RSP=ffff888014787870 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff888014787950 R13=0000000000000000 R14=ffff888017b9b780 R15=0000000000092c40 RIP=ffffffff8135e18e RFL=00000246 [---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 00007f4596bfe900 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=00007f45971b5618 CR3=000000001f6aa000 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=000000000002aedd 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 fffffe3b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff67cdee58 CR3=000000000d771000 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=31353a393120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383835 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000