[ 39.059604] ------------[ cut here ]------------ [ 39.060568] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.062569] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.064031] Modules linked in: [ 39.064616] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.066610] Tainted: [W]=WARN [ 39.067205] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.068701] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.069624] 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 [ 39.072820] RSP: 0018:ffff888017f0fbc0 EFLAGS: 00010286 [ 39.073796] RAX: 0000000000000000 RBX: ffffed1002fe1f78 RCX: ffffffff813a4050 [ 39.075623] RDX: ffff88801a88b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.076910] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fe1f2f [ 39.078190] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.079495] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017f0fdf8 [ 39.080791] FS: 00007f1dbd5f3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.082237] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.083327] CR2: 00007f1dbdae5580 CR3: 000000000ea81000 CR4: 0000000000350ef0 [ 39.084606] Call Trace: [ 39.085117] [ 39.085533] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.086443] ? __create_object+0x59/0x80 [ 39.087240] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.088224] __vmalloc_noprof+0x59/0x60 [ 39.088942] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.089843] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.090783] bpf_prog_alloc+0x39/0x200 [ 39.091539] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.092483] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.093397] do_seccomp+0x349/0x25e0 [ 39.094118] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.095036] ? __pfx_do_seccomp+0x10/0x10 [ 39.095819] ? find_held_lock+0x2b/0x80 [ 39.096598] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.097570] ? static_key_count+0x60/0x80 [ 39.098356] prctl_set_seccomp+0x4e/0x70 [ 39.099140] __do_sys_prctl+0xe6c/0x1d70 [ 39.099876] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.100741] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.101705] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.102683] ? irqentry_exit+0xf3/0x650 [ 39.103475] do_syscall_64+0xbf/0x430 [ 39.104225] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.105187] RIP: 0033:0x7f1dbdae55cd [ 39.105848] 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 [ 39.109024] RSP: 002b:00007ffd139740e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.110401] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1dbdae55cd [ 39.111693] RDX: 0000557511059e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.113003] RBP: 00007ffd13974140 R08: 0000000000000000 R09: 00007ffd139737e0 [ 39.114304] R10: 0000000000000000 R11: 0000000000000246 R12: 000055753d929ad0 [ 39.115609] R13: 00007ffd13974570 R14: 000055753d92abc0 R15: 000055753d93b780 [ 39.116910] [ 39.117383] irq event stamp: 1717 [ 39.118041] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 39.119587] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 39.121105] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 39.122656] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 39.124189] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.952664] ------------[ cut here ]------------ [ 41.953429] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.955204] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 41.956408] Modules linked in: [ 41.956893] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.959017] Tainted: [W]=WARN [ 41.959489] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.960693] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.961440] 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 [ 41.964024] RSP: 0018:ffff88801a577bc0 EFLAGS: 00010286 [ 41.964780] RAX: 0000000000000000 RBX: ffffed10034aef78 RCX: ffffffff813a4050 [ 41.965817] RDX: ffff888017cf5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.966873] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034aef2f [ 41.967949] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.969029] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a577df8 [ 41.970076] FS: 00007f6394840900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.971251] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.972129] CR2: 00007ffe5cab6ef7 CR3: 000000001f2a9000 CR4: 0000000000350ef0 [ 41.973365] Call Trace: [ 41.973890] [ 41.974261] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.974996] ? __create_object+0x59/0x80 [ 41.975634] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.976434] __vmalloc_noprof+0x59/0x60 [ 41.977058] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.977734] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.978505] bpf_prog_alloc+0x39/0x200 [ 41.979414] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.980356] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.981160] do_seccomp+0x349/0x25e0 [ 41.981727] ? find_held_lock+0x2b/0x80 [ 41.982368] ? do_prlimit+0x310/0x610 [ 41.982951] ? __pfx_do_seccomp+0x10/0x10 [ 41.983618] ? do_raw_spin_unlock+0x53/0x220 [ 41.984336] ? _raw_spin_unlock+0x1e/0x40 [ 41.984943] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.985747] ? static_key_count+0x60/0x80 [ 41.986421] prctl_set_seccomp+0x4e/0x70 [ 41.987071] __do_sys_prctl+0xe6c/0x1d70 [ 41.987690] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.988407] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.989414] ? irqentry_exit+0xf3/0x650 [ 41.990074] do_syscall_64+0xbf/0x430 [ 41.990784] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.991590] RIP: 0033:0x7f6394d325cd [ 41.992178] 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 [ 41.994778] RSP: 002b:00007ffe5cab5130 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.995924] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6394d325cd [ 41.997116] RDX: 000055e8039c9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.998178] RBP: 00007ffe5cab5190 R08: 0000000000000000 R09: 00007ffe5cab4830 [ 41.999235] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e81dd74ad0 [ 42.000301] R13: 00007ffe5cab55c0 R14: 000055e81dd75bc0 R15: 000055e81dd86780 [ 42.001383] [ 42.001736] irq event stamp: 1839 [ 42.002277] hardirqs last enabled at (1849): [] __up_console_sem+0x78/0x80 [ 42.003550] hardirqs last disabled at (1858): [] __up_console_sem+0x5d/0x80 [ 42.004807] softirqs last enabled at (1778): [] handle_softirqs+0x50c/0x770 [ 42.006069] softirqs last disabled at (1773): [] __irq_exit_rcu+0xc4/0x100 [ 42.007306] ---[ end trace 0000000000000000 ]--- [ 42.611087] ------------[ cut here ]------------ [ 42.611988] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.614019] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.615686] Modules linked in: [ 42.616382] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.618349] Tainted: [W]=WARN [ 42.618901] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.620360] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.621264] 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 [ 42.624429] RSP: 0018:ffff88800b2c7bc0 EFLAGS: 00010286 [ 42.625404] RAX: 0000000000000000 RBX: ffffed1001658f78 RCX: ffffffff813a4050 [ 42.626680] RDX: ffff8880161bd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.627978] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001658f2f [ 42.629241] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.630500] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800b2c7df8 [ 42.631778] FS: 00007fc6399ec900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.633205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.634264] CR2: 00007fffdcbd9ef7 CR3: 000000001f176000 CR4: 0000000000350ef0 [ 42.635541] Call Trace: [ 42.636039] [ 42.636449] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.637336] ? __create_object+0x59/0x80 [ 42.638112] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.639080] __vmalloc_noprof+0x59/0x60 [ 42.639793] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.640651] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.641577] bpf_prog_alloc+0x39/0x200 [ 42.642304] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.643227] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.644129] do_seccomp+0x349/0x25e0 [ 42.644794] ? find_held_lock+0x2b/0x80 [ 42.645540] ? do_prlimit+0x310/0x610 [ 42.646278] ? __pfx_do_seccomp+0x10/0x10 [ 42.647055] ? do_raw_spin_unlock+0x53/0x220 [ 42.647844] ? _raw_spin_unlock+0x1e/0x40 [ 42.648617] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.649578] ? static_key_count+0x60/0x80 [ 42.650378] prctl_set_seccomp+0x4e/0x70 [ 42.651140] __do_sys_prctl+0xe6c/0x1d70 [ 42.651886] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.652739] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.653687] ? irqentry_exit+0xf3/0x650 [ 42.654440] do_syscall_64+0xbf/0x430 [ 42.655174] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.656121] RIP: 0033:0x7fc639ede5cd [ 42.656779] 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 [ 42.659916] RSP: 002b:00007fffdcbd7bc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.661268] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc639ede5cd [ 42.662542] RDX: 000055775b72ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.663826] RBP: 00007fffdcbd7c20 R08: 0000000000000000 R09: 00007fffdcbd72c0 [ 42.665092] R10: 0000000000000000 R11: 0000000000000246 R12: 000055775d4f5bf0 [ 42.666359] R13: 00007fffdcbd8050 R14: 000055775d4ff380 R15: 000055775d50a460 [ 42.667650] [ 42.668096] irq event stamp: 1819 [ 42.668693] hardirqs last enabled at (1827): [] __up_console_sem+0x78/0x80 [ 42.670192] hardirqs last disabled at (1836): [] __up_console_sem+0x5d/0x80 [ 42.671712] softirqs last enabled at (1776): [] handle_softirqs+0x50c/0x770 [ 42.673069] softirqs last disabled at (1771): [] __irq_exit_rcu+0xc4/0x100 [ 42.674333] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:43749' (ECDSA) to the list of known hosts. 2025/11/19 00:08:53 fuzzer started 2025/11/19 00:08:53 dialing manager at localhost:34383 2025/11/19 00:08:53 checking machine... 2025/11/19 00:08:53 checking revisions... [ 43.636476] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:08:53 testing simple program... [ 43.726502] cgroup: Unknown subsys name 'net' [ 43.776808] cgroup: Unknown subsys name 'cpuset' [ 43.799367] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:08:52 Registers: info registers vcpu 0 RAX=0000001cdcce7860 RBX=0000000000000000 RCX=00000000000006e0 RDX=000000000000001c RSI=ffff88806ce23b00 RDI=0000000000051a02 RBP=ffff88806ce23b00 RSP=ffff88806ce08ed8 R8 =0000000000000001 R9 =0000000000000000 R10=00000000000e9a77 R11=0000000000000001 R12=0000000000051a02 R13=0000000000000000 R14=0000000000000000 R15=ffff88806ce28500 RIP=ffffffff8132e865 RFL=00000013 [----A-C] 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 00007f6394840900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe5caaf000 CR3=000000001f263000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000222f7 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 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd5132fb28 CR3=000000000eaae000 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=38303a303020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363237 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000