[ 39.112154] ------------[ cut here ]------------ [ 39.112913] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.114605] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.115830] Modules linked in: [ 39.116316] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.117933] Tainted: [W]=WARN [ 39.118424] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.119652] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.120365] 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 [ 39.122989] RSP: 0018:ffff888017b5fbc0 EFLAGS: 00010286 [ 39.123812] RAX: 0000000000000000 RBX: ffffed1002f6bf78 RCX: ffffffff813a4050 [ 39.124886] RDX: ffff888016851bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.125977] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f6bf2f [ 39.127039] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.128100] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017b5fdf8 [ 39.129151] FS: 00007f2c463a3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.130328] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.131206] CR2: 00007f2c46895580 CR3: 000000000e981000 CR4: 0000000000350ef0 [ 39.132278] Call Trace: [ 39.132695] [ 39.133033] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.133780] ? __create_object+0x59/0x80 [ 39.134423] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.135185] __vmalloc_noprof+0x59/0x60 [ 39.135823] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.136541] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.137275] bpf_prog_alloc+0x39/0x200 [ 39.137903] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.138675] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.139415] do_seccomp+0x349/0x25e0 [ 39.140002] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.140763] ? __pfx_do_seccomp+0x10/0x10 [ 39.141434] ? find_held_lock+0x2b/0x80 [ 39.142037] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.142846] ? static_key_count+0x60/0x80 [ 39.143519] prctl_set_seccomp+0x4e/0x70 [ 39.144146] __do_sys_prctl+0xe6c/0x1d70 [ 39.144805] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.145531] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.146321] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.147147] ? irqentry_exit+0xf3/0x650 [ 39.147805] do_syscall_64+0xbf/0x430 [ 39.148428] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.149192] RIP: 0033:0x7f2c468955cd [ 39.149789] 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 [ 39.152476] RSP: 002b:00007ffd22debd30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.153644] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2c468955cd [ 39.154758] RDX: 0000559484a27e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.155873] RBP: 00007ffd22debd90 R08: 0000000000000000 R09: 00007ffd22deb430 [ 39.156965] R10: 0000000000000000 R11: 0000000000000246 R12: 00005594a5888ad0 [ 39.158045] R13: 00007ffd22dec1c0 R14: 00005594a5889bc0 R15: 00005594a589a780 [ 39.159121] [ 39.159511] irq event stamp: 1695 [ 39.160022] hardirqs last enabled at (1703): [] __up_console_sem+0x78/0x80 [ 39.161269] hardirqs last disabled at (1712): [] __up_console_sem+0x5d/0x80 [ 39.162512] softirqs last enabled at (1616): [] handle_softirqs+0x50c/0x770 [ 39.163805] softirqs last disabled at (1611): [] __irq_exit_rcu+0xc4/0x100 [ 39.165059] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.321745] ------------[ cut here ]------------ [ 42.322702] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.324783] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.326287] Modules linked in: [ 42.326931] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.328940] Tainted: [W]=WARN [ 42.329556] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.331046] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.331985] 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 [ 42.335194] RSP: 0018:ffff88801bc37bc0 EFLAGS: 00010286 [ 42.336196] RAX: 0000000000000000 RBX: ffffed1003786f78 RCX: ffffffff813a4050 [ 42.337496] RDX: ffff8880178f5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.338800] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003786f2f [ 42.340100] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.341408] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bc37df8 [ 42.342706] FS: 00007ff9ed42b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.344162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.345232] CR2: 00007ffdcf6e6ef7 CR3: 000000000d435000 CR4: 0000000000350ef0 [ 42.346536] Call Trace: [ 42.347003] [ 42.347466] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.348339] ? __create_object+0x59/0x80 [ 42.349139] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.350126] __vmalloc_noprof+0x59/0x60 [ 42.350887] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.351787] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.352954] bpf_prog_alloc+0x39/0x200 [ 42.353720] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.354661] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.355575] do_seccomp+0x349/0x25e0 [ 42.356267] ? find_held_lock+0x2b/0x80 [ 42.357031] ? do_prlimit+0x310/0x610 [ 42.357755] ? __pfx_do_seccomp+0x10/0x10 [ 42.358551] ? do_raw_spin_unlock+0x53/0x220 [ 42.359343] ? _raw_spin_unlock+0x1e/0x40 [ 42.360135] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.361109] ? static_key_count+0x60/0x80 [ 42.361917] prctl_set_seccomp+0x4e/0x70 [ 42.362706] __do_sys_prctl+0xe6c/0x1d70 [ 42.363500] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.364341] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.365312] ? irqentry_exit+0xf3/0x650 [ 42.366088] do_syscall_64+0xbf/0x430 [ 42.366834] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.367803] RIP: 0033:0x7ff9ed91d5cd [ 42.368508] 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 [ 42.371742] RSP: 002b:00007ffdcf6e5da0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.373112] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff9ed91d5cd [ 42.374419] RDX: 00005628aaae1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.375738] RBP: 00007ffdcf6e5e00 R08: 0000000000000000 R09: 00007ffdcf6e54a0 [ 42.377031] R10: 0000000000000000 R11: 0000000000000246 R12: 00005628ad0e5ad0 [ 42.378321] R13: 00007ffdcf6e6230 R14: 00005628ad0e6bc0 R15: 00005628ad0f7780 [ 42.379670] [ 42.380184] irq event stamp: 1797 [ 42.380984] hardirqs last enabled at (1807): [] __up_console_sem+0x78/0x80 [ 42.382712] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 42.384293] softirqs last enabled at (1756): [] handle_softirqs+0x50c/0x770 [ 42.385914] softirqs last disabled at (1751): [] __irq_exit_rcu+0xc4/0x100 [ 42.387677] ---[ end trace 0000000000000000 ]--- [ 43.245877] ------------[ cut here ]------------ [ 43.246681] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.248492] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.249741] Modules linked in: [ 43.250252] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.251990] Tainted: [W]=WARN [ 43.252523] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.253799] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.254610] 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 [ 43.257333] RSP: 0018:ffff88801bd67bc0 EFLAGS: 00010286 [ 43.258196] RAX: 0000000000000000 RBX: ffffed10037acf78 RCX: ffffffff813a4050 [ 43.259332] RDX: ffff888017130000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.260461] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10037acf2f [ 43.261567] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.262685] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bd67df8 [ 43.263823] FS: 00007f3417487900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.265123] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.266085] CR2: 00007ffdac2eeef7 CR3: 000000001e61b000 CR4: 0000000000350ef0 [ 43.267207] Call Trace: [ 43.267674] [ 43.268032] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.268804] ? __create_object+0x59/0x80 [ 43.269478] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.270278] __vmalloc_noprof+0x59/0x60 [ 43.270960] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.271740] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.272563] bpf_prog_alloc+0x39/0x200 [ 43.273172] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.273985] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.274776] do_seccomp+0x349/0x25e0 [ 43.275368] ? find_held_lock+0x2b/0x80 [ 43.276039] ? do_prlimit+0x310/0x610 [ 43.276703] ? __pfx_do_seccomp+0x10/0x10 [ 43.277355] ? do_raw_spin_unlock+0x53/0x220 [ 43.278088] ? _raw_spin_unlock+0x1e/0x40 [ 43.278783] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.279602] ? static_key_count+0x60/0x80 [ 43.280265] prctl_set_seccomp+0x4e/0x70 [ 43.280951] __do_sys_prctl+0xe6c/0x1d70 [ 43.281652] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.282354] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.283203] ? irqentry_exit+0xf3/0x650 [ 43.283886] do_syscall_64+0xbf/0x430 [ 43.284531] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.285319] RIP: 0033:0x7f34179795cd [ 43.285942] 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 [ 43.288691] RSP: 002b:00007ffdac2ed1e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.289888] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f34179795cd [ 43.291001] RDX: 00005637ae7dee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.292124] RBP: 00007ffdac2ed240 R08: 0000000000000000 R09: 00007ffdac2ec8e0 [ 43.293245] R10: 0000000000000000 R11: 0000000000000246 R12: 00005637edb7bb10 [ 43.294361] R13: 00007ffdac2ed670 R14: 00005637edb7c2b0 R15: 00005637edb906f0 [ 43.295523] [ 43.295905] irq event stamp: 1793 [ 43.296477] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 43.297796] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 43.299120] softirqs last enabled at (1430): [] handle_softirqs+0x50c/0x770 [ 43.300482] softirqs last disabled at (1419): [] __irq_exit_rcu+0xc4/0x100 [ 43.301799] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:18789' (ECDSA) to the list of known hosts. 2025/11/17 21:36:23 fuzzer started 2025/11/17 21:36:23 dialing manager at localhost:37895 2025/11/17 21:36:23 checking machine... 2025/11/17 21:36:23 checking revisions... [ 44.142462] kmemleak: Automatic memory scanning thread ended 2025/11/17 21:36:23 testing simple program... [ 44.196251] cgroup: Unknown subsys name 'net' [ 44.252242] cgroup: Unknown subsys name 'cpuset' [ 44.262509] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 21:36:22 Registers: info registers vcpu 0 RAX=1ffffffff0d3e3ef RBX=0000000000000001 RCX=ffffffff869f1f76 RDX=0000000000000000 RSI=dffffc0000000000 RDI=ffffffff869f1f78 RBP=ffff88801a24f590 RSP=ffff88801a24f478 R8 =ffffffff869f1f7a R9 =ffff88801a24f578 R10=000000000003c9ed R11=000000000000453f R12=ffff88801a24f598 R13=ffff88801a24f580 R14=ffff88801a24f5e0 R15=ffff88801a24f538 RIP=ffffffff8135fac9 RFL=00000212 [----A--] 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 fffffe4900000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4520c52790 CR3=0000000020998000 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=9d9a9c5689b8baab8c45ca1611d04a66 XMM02=2c67c8bc2e329bc30000000000305090 XMM03=fb795ef6d657705600000000003116a0 XMM04=71cbcb43878edaa700000000000ae988 XMM05=d96330e2d2db863200000000003218f0 XMM06=474038aa6c007e1f0000000000321778 XMM07=e042d86d42eb936e00000000003120e0 XMM08=ddc6eb41c237addf00000000003050f0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000ebdf000 RBX=000000000ebdf000 RCX=ffffffff8259f71a RDX=000000000001c064 RSI=ffffffff8259f728 RDI=0000000000000007 RBP=ffff88800b7e0000 RSP=ffff88801431e588 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=000000000001c064 R11=0000000000000001 R12=000000000001c064 R13=ffff88800b7e01a0 R14=ffff88800b7e0098 R15=ffffffff862e1880 RIP=ffffffff8259f72e RFL=00000093 [--S-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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff9ed9e30b0 CR3=000000000d6de000 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=36333a313220373120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3034325b646873732032323a3633 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343238 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000