[ 45.721302] ------------[ cut here ]------------ [ 45.721783] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.722781] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 45.723488] Modules linked in: [ 45.723813] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.724818] Tainted: [W]=WARN [ 45.725092] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.725830] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.726272] 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 [ 45.727864] RSP: 0018:ffff888013effbc0 EFLAGS: 00010286 [ 45.728342] RAX: 0000000000000000 RBX: ffffed10027dff78 RCX: ffffffff813a4050 [ 45.728994] RDX: ffff88800f6ed340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.729641] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027dff2f [ 45.730264] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.730909] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013effdf8 [ 45.731534] FS: 00007fbc010aa900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.732266] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.732802] CR2: 00007ffc61005ef8 CR3: 000000000a27f000 CR4: 0000000000350ef0 [ 45.733425] Call Trace: [ 45.734015] [ 45.734221] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.734666] ? __create_object+0x59/0x80 [ 45.735039] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.735500] __vmalloc_noprof+0x59/0x60 [ 45.735881] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.736301] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.736768] bpf_prog_alloc+0x39/0x200 [ 45.737113] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.737551] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.738002] do_seccomp+0x349/0x25e0 [ 45.738340] ? find_held_lock+0x2b/0x80 [ 45.738719] ? do_prlimit+0x310/0x610 [ 45.739068] ? __pfx_do_seccomp+0x10/0x10 [ 45.739435] ? do_raw_spin_unlock+0x53/0x220 [ 45.739851] ? _raw_spin_unlock+0x1e/0x40 [ 45.740226] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.740704] ? static_key_count+0x60/0x80 [ 45.741083] prctl_set_seccomp+0x4e/0x70 [ 45.741445] __do_sys_prctl+0xe6c/0x1d70 [ 45.741836] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.742245] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.742726] ? irqentry_exit+0xf3/0x650 [ 45.743087] do_syscall_64+0xbf/0x430 [ 45.743436] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.743910] RIP: 0033:0x7fbc0159c5cd [ 45.744248] 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 [ 45.745828] RSP: 002b:00007ffc61003d10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.746489] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbc0159c5cd [ 45.747129] RDX: 000056265e5b2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.747768] RBP: 00007ffc61003d70 R08: 0000000000000000 R09: 00007ffc61003410 [ 45.748389] R10: 0000000000000000 R11: 0000000000000246 R12: 000056267e96bad0 [ 45.749027] R13: 00007ffc610041a0 R14: 000056267e96cbc0 R15: 000056267e97d780 [ 45.749668] [ 45.749880] irq event stamp: 1765 [ 45.750181] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 45.750940] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 45.751700] softirqs last enabled at (1310): [] handle_softirqs+0x50c/0x770 [ 45.752458] softirqs last disabled at (1301): [] __irq_exit_rcu+0xc4/0x100 [ 45.753216] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.090488] ------------[ cut here ]------------ [ 49.091354] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.093276] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 49.094728] Modules linked in: [ 49.095294] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.097146] Tainted: [W]=WARN [ 49.097670] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.098953] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.099750] 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 [ 49.102556] RSP: 0018:ffff88800f14fbc0 EFLAGS: 00010286 [ 49.103396] RAX: 0000000000000000 RBX: ffffed1001e29f78 RCX: ffffffff813a4050 [ 49.104516] RDX: ffff888016c4d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.105827] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e29f2f [ 49.106949] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.108062] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f14fdf8 [ 49.109206] FS: 00007fed9c815900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.110459] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.111393] CR2: 00007fed9cd07580 CR3: 000000000e525000 CR4: 0000000000350ef0 [ 49.112547] Call Trace: [ 49.112988] [ 49.113348] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.114118] ? __create_object+0x59/0x80 [ 49.114795] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.115632] __vmalloc_noprof+0x59/0x60 [ 49.116278] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.117046] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.117855] bpf_prog_alloc+0x39/0x200 [ 49.118462] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.119284] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.120072] do_seccomp+0x349/0x25e0 [ 49.120737] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.121509] ? __pfx_do_seccomp+0x10/0x10 [ 49.122343] ? find_held_lock+0x2b/0x80 [ 49.123119] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.124152] ? static_key_count+0x60/0x80 [ 49.124841] prctl_set_seccomp+0x4e/0x70 [ 49.125491] __do_sys_prctl+0xe6c/0x1d70 [ 49.126167] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.126913] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.127747] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.128608] ? irqentry_exit+0xf3/0x650 [ 49.129242] do_syscall_64+0xbf/0x430 [ 49.129876] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.130695] RIP: 0033:0x7fed9cd075cd [ 49.131266] 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 [ 49.134202] RSP: 002b:00007ffda5ab1c70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.135390] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fed9cd075cd [ 49.136519] RDX: 0000564d2745ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.137640] RBP: 00007ffda5ab1cd0 R08: 0000000000000000 R09: 00007ffda5ab1370 [ 49.138744] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564d34faead0 [ 49.139860] R13: 00007ffda5ab2100 R14: 0000564d34fafbc0 R15: 0000564d34fc0780 [ 49.141013] [ 49.141380] irq event stamp: 1819 [ 49.141942] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 49.143264] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 49.144604] softirqs last enabled at (1778): [] handle_softirqs+0x50c/0x770 [ 49.146012] softirqs last disabled at (1769): [] __irq_exit_rcu+0xc4/0x100 [ 49.147373] ---[ end trace 0000000000000000 ]--- [ 49.908911] ------------[ cut here ]------------ [ 49.909823] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.911805] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 49.913259] Modules linked in: [ 49.913875] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.915843] Tainted: [W]=WARN [ 49.916416] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.917867] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.918786] 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 [ 49.921945] RSP: 0018:ffff888014097bc0 EFLAGS: 00010286 [ 49.922929] RAX: 0000000000000000 RBX: ffffed1002812f78 RCX: ffffffff813a4050 [ 49.924198] RDX: ffff8880164e3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.925448] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002812f2f [ 49.926739] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.927998] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014097df8 [ 49.929288] FS: 00007f07a4ea2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.930709] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.931748] CR2: 00007f07a5394580 CR3: 000000001f5f3000 CR4: 0000000000350ef0 [ 49.932999] Call Trace: [ 49.933449] [ 49.933884] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.934775] ? __create_object+0x59/0x80 [ 49.935496] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.936450] __vmalloc_noprof+0x59/0x60 [ 49.937180] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.938055] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.938998] bpf_prog_alloc+0x39/0x200 [ 49.939734] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.940668] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.941537] do_seccomp+0x349/0x25e0 [ 49.942265] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.943141] ? __pfx_do_seccomp+0x10/0x10 [ 49.943919] ? find_held_lock+0x2b/0x80 [ 49.944668] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.945611] ? static_key_count+0x60/0x80 [ 49.946386] prctl_set_seccomp+0x4e/0x70 [ 49.947167] __do_sys_prctl+0xe6c/0x1d70 [ 49.947940] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.948803] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.949760] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.950739] ? irqentry_exit+0xf3/0x650 [ 49.951445] do_syscall_64+0xbf/0x430 [ 49.952170] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.953104] RIP: 0033:0x7f07a53945cd [ 49.953791] 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 [ 49.956929] RSP: 002b:00007ffcddf41a10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.958295] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f07a53945cd [ 49.959552] RDX: 000056237a7a9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.960862] RBP: 00007ffcddf41a70 R08: 0000000000000000 R09: 00007ffcddf41110 [ 49.962138] R10: 0000000000000000 R11: 0000000000000246 R12: 00005623a34e0ad0 [ 49.963392] R13: 00007ffcddf41ea0 R14: 00005623a34e1bc0 R15: 00005623a34f2780 [ 49.964713] [ 49.965137] irq event stamp: 1687 [ 49.965759] hardirqs last enabled at (1697): [] __up_console_sem+0x78/0x80 [ 49.967268] hardirqs last disabled at (1706): [] __up_console_sem+0x5d/0x80 [ 49.968763] softirqs last enabled at (1676): [] handle_softirqs+0x50c/0x770 [ 49.970305] softirqs last disabled at (1671): [] __irq_exit_rcu+0xc4/0x100 [ 49.971810] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4955' (ECDSA) to the list of known hosts. 2025/11/18 16:22:11 fuzzer started 2025/11/18 16:22:11 dialing manager at localhost:34383 2025/11/18 16:22:11 checking machine... 2025/11/18 16:22:11 checking revisions... [ 50.839164] kmemleak: Automatic memory scanning thread ended 2025/11/18 16:22:11 testing simple program... [ 50.927530] cgroup: Unknown subsys name 'net' [ 50.990964] cgroup: Unknown subsys name 'cpuset' [ 51.003493] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 16:22:10 Registers: info registers vcpu 0 RAX=0000000000000002 RBX=ffff888009611bc0 RCX=dfb8078e475e76a4 RDX=0000000085cb9a3e RSI=000000008301a466 RDI=0000000081125d94 RBP=ffff888009612618 RSP=ffff8880096276b8 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888009612640 R13=0000000008cd3ea4 R14=0000000000000000 R15=dfb8078e475e76a4 RIP=ffffffff8152763f RFL=00000083 [--S---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 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=00007f0a12eb8000 CR3=0000000009b34000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=b65c2dba6b5f4de000000000000ae988 XMM05=e1beee3821cfea740000000000320230 XMM06=e5d904b6729df538000000000031ec60 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffffffffffff RBX=ffff888015d57b08 RCX=ffff888015d577b4 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff888015cfc1d8 RBP=ffffffff85e1ffe0 RSP=ffff888015d577a8 R8 =0000000000000001 R9 =ffff888015d578a0 R10=000000000003c9ed R11=0000000000023ce7 R12=ffffffff8135e7a2 R13=0000000000000206 R14=ffff888015cfb780 R15=0000000000000001 RIP=ffffffff81528fc6 RFL=00000046 [---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 00007fed9c815900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffda5aab000 CR3=000000001bdfd000 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