[ 46.386002] ------------[ cut here ]------------ [ 46.386964] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.389011] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.390477] Modules linked in: [ 46.391160] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.393244] Tainted: [W]=WARN [ 46.393862] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.395387] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.396358] 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 [ 46.399595] RSP: 0018:ffff888016807bc0 EFLAGS: 00010286 [ 46.400655] RAX: 0000000000000000 RBX: ffffed1002d00f78 RCX: ffffffff813a4050 [ 46.401948] RDX: ffff888016935340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.403296] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d00f2f [ 46.404644] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.405946] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016807df8 [ 46.407272] FS: 00007f00eeef2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.408788] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.409874] CR2: 00007f00ef3e4580 CR3: 000000001a389000 CR4: 0000000000350ef0 [ 46.411200] Call Trace: [ 46.411658] [ 46.412158] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.413095] ? __create_object+0x59/0x80 [ 46.413886] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.414867] __vmalloc_noprof+0x59/0x60 [ 46.415586] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.416468] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.417409] bpf_prog_alloc+0x39/0x200 [ 46.418146] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.419115] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.420066] do_seccomp+0x349/0x25e0 [ 46.420823] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.421686] ? __pfx_do_seccomp+0x10/0x10 [ 46.422485] ? find_held_lock+0x2b/0x80 [ 46.423256] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.424226] ? static_key_count+0x60/0x80 [ 46.425029] prctl_set_seccomp+0x4e/0x70 [ 46.425826] __do_sys_prctl+0xe6c/0x1d70 [ 46.426573] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.427446] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.428414] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.429386] ? irqentry_exit+0xf3/0x650 [ 46.430159] do_syscall_64+0xbf/0x430 [ 46.430906] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.431873] RIP: 0033:0x7f00ef3e45cd [ 46.432535] 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 [ 46.435691] RSP: 002b:00007fff522d0880 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.437058] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f00ef3e45cd [ 46.438362] RDX: 000055a9a0f12e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.439651] RBP: 00007fff522d08e0 R08: 0000000000000000 R09: 00007fff522cff80 [ 46.440934] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a9c9d88bf0 [ 46.442242] R13: 00007fff522d0d10 R14: 000055a9c9d92380 R15: 000055a9c9d9d460 [ 46.443552] [ 46.444029] irq event stamp: 1707 [ 46.444638] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 46.446185] hardirqs last disabled at (1740): [] __up_console_sem+0x5d/0x80 [ 46.447720] softirqs last enabled at (1738): [] handle_softirqs+0x50c/0x770 [ 46.449283] softirqs last disabled at (1723): [] __irq_exit_rcu+0xc4/0x100 [ 46.450810] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.025309] ------------[ cut here ]------------ [ 49.025995] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.028054] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 49.029520] Modules linked in: [ 49.030154] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.032159] Tainted: [W]=WARN [ 49.032723] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.034216] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.035130] 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 [ 49.038369] RSP: 0018:ffff888016bdfbc0 EFLAGS: 00010286 [ 49.039375] RAX: 0000000000000000 RBX: ffffed1002d7bf78 RCX: ffffffff813a4050 [ 49.040687] RDX: ffff8880178d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.041971] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d7bf2f [ 49.043275] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.044564] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016bdfdf8 [ 49.045850] FS: 00007f1680b08900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.047295] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.048380] CR2: 00007ffdd3859ef8 CR3: 0000000017a18000 CR4: 0000000000350ef0 [ 49.049681] Call Trace: [ 49.050204] [ 49.050611] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.051514] ? __create_object+0x59/0x80 [ 49.052323] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.053304] __vmalloc_noprof+0x59/0x60 [ 49.054078] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.054946] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.055886] bpf_prog_alloc+0x39/0x200 [ 49.056599] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.057553] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.058467] do_seccomp+0x349/0x25e0 [ 49.059194] ? find_held_lock+0x2b/0x80 [ 49.059954] ? do_prlimit+0x310/0x610 [ 49.060655] ? __pfx_do_seccomp+0x10/0x10 [ 49.061458] ? do_raw_spin_unlock+0x53/0x220 [ 49.062302] ? _raw_spin_unlock+0x1e/0x40 [ 49.063091] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.064087] ? static_key_count+0x60/0x80 [ 49.064901] prctl_set_seccomp+0x4e/0x70 [ 49.065653] __do_sys_prctl+0xe6c/0x1d70 [ 49.066456] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.067338] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.068313] ? irqentry_exit+0xf3/0x650 [ 49.069096] do_syscall_64+0xbf/0x430 [ 49.069870] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.070828] RIP: 0033:0x7f1680ffa5cd [ 49.071495] 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 [ 49.074701] RSP: 002b:00007ffdd3858190 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.076074] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1680ffa5cd [ 49.077364] RDX: 00005587489b4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.078669] RBP: 00007ffdd38581f0 R08: 0000000000000000 R09: 00007ffdd3857890 [ 49.079950] R10: 0000000000000000 R11: 0000000000000246 R12: 000055878702aad0 [ 49.081255] R13: 00007ffdd3858620 R14: 000055878702bbc0 R15: 000055878703c780 [ 49.082584] [ 49.083058] irq event stamp: 1719 [ 49.083672] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 49.085199] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 49.086431] softirqs last enabled at (1572): [] handle_softirqs+0x50c/0x770 [ 49.087425] softirqs last disabled at (1567): [] __irq_exit_rcu+0xc4/0x100 [ 49.088386] ---[ end trace 0000000000000000 ]--- [ 49.687730] ------------[ cut here ]------------ [ 49.688651] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.690702] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 49.692229] Modules linked in: [ 49.692890] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.695141] Tainted: [W]=WARN [ 49.695709] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.697282] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.698224] 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 [ 49.701456] RSP: 0018:ffff888019c27bc0 EFLAGS: 00010286 [ 49.702438] RAX: 0000000000000000 RBX: ffffed1003384f78 RCX: ffffffff813a4050 [ 49.703748] RDX: ffff88800a92b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.705063] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003384f2f [ 49.706372] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.707674] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019c27df8 [ 49.708976] FS: 00007fa37371a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.710465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.711544] CR2: 00007fff294b7ef8 CR3: 0000000009f13000 CR4: 0000000000350ef0 [ 49.712864] Call Trace: [ 49.713341] [ 49.713818] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.714684] ? __create_object+0x59/0x80 [ 49.715484] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.716469] __vmalloc_noprof+0x59/0x60 [ 49.717272] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.718157] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.719099] bpf_prog_alloc+0x39/0x200 [ 49.719847] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.720740] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.721682] do_seccomp+0x349/0x25e0 [ 49.722414] ? find_held_lock+0x2b/0x80 [ 49.723192] ? do_prlimit+0x310/0x610 [ 49.723958] ? __pfx_do_seccomp+0x10/0x10 [ 49.724707] ? do_raw_spin_unlock+0x53/0x220 [ 49.725562] ? _raw_spin_unlock+0x1e/0x40 [ 49.726368] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.727347] ? static_key_count+0x60/0x80 [ 49.728164] prctl_set_seccomp+0x4e/0x70 [ 49.728962] __do_sys_prctl+0xe6c/0x1d70 [ 49.729719] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.730606] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.731581] ? irqentry_exit+0xf3/0x650 [ 49.732358] do_syscall_64+0xbf/0x430 [ 49.733113] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.734100] RIP: 0033:0x7fa373c0c5cd [ 49.734819] 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 [ 49.738051] RSP: 002b:00007fff294b62a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.739425] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa373c0c5cd [ 49.740720] RDX: 000055e5f7315e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.742033] RBP: 00007fff294b6300 R08: 0000000000000000 R09: 00007fff294b59a0 [ 49.743319] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e613f0cad0 [ 49.744618] R13: 00007fff294b6730 R14: 000055e613f0dbc0 R15: 000055e613f1e780 [ 49.745932] [ 49.746362] irq event stamp: 1801 [ 49.747023] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 49.748570] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 49.750135] softirqs last enabled at (1750): [] handle_softirqs+0x50c/0x770 [ 49.751451] softirqs last disabled at (1745): [] __irq_exit_rcu+0xc4/0x100 [ 49.752711] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:22584' (ECDSA) to the list of known hosts. 2025/11/18 05:09:25 fuzzer started 2025/11/18 05:09:25 dialing manager at localhost:37895 2025/11/18 05:09:26 checking machine... 2025/11/18 05:09:26 checking revisions... [ 50.556124] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:09:26 testing simple program... [ 50.634123] cgroup: Unknown subsys name 'net' [ 50.700558] cgroup: Unknown subsys name 'cpuset' [ 50.721180] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:09:25 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffffffff86aa4752 RDX=1ffff11003384ea0 RSI=0000000000000000 RDI=0000000000000001 RBP=ffff888019c27510 RSP=ffff888019c27448 R8 =ffffffff86aa4756 R9 =ffff888019c274f8 R10=000000000003c9ed R11=0000000000022138 R12=ffff888019c27518 R13=ffff888019c27500 R14=ffff888019c27f30 R15=ffff888019c274b8 RIP=ffffffff8135fb79 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 00007f1680b08900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1680ae7020 CR3=000000000e289000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000023197 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=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 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc2fddec88 CR3=000000000dda5000 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=39303a353020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343033 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000