[ 39.460507] ------------[ cut here ]------------ [ 39.461448] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.463488] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.464956] Modules linked in: [ 39.465590] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.467591] Tainted: [W]=WARN [ 39.468157] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.469617] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.470542] 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 [ 39.473718] RSP: 0018:ffff888018e6fbc0 EFLAGS: 00010286 [ 39.474697] RAX: 0000000000000000 RBX: ffffed10031cdf78 RCX: ffffffff813a4050 [ 39.476008] RDX: ffff888016c00000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.477314] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031cdf2f [ 39.478599] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.479889] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018e6fdf8 [ 39.481190] FS: 00007f6462650900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.482640] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.483696] CR2: 00007f6462bb64a6 CR3: 000000000c341000 CR4: 0000000000350ef0 [ 39.484990] Call Trace: [ 39.485493] [ 39.485903] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.486802] ? __create_object+0x59/0x80 [ 39.487593] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.488579] __vmalloc_noprof+0x59/0x60 [ 39.489344] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.490174] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.491099] bpf_prog_alloc+0x39/0x200 [ 39.491841] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.492796] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.493578] do_seccomp+0x349/0x25e0 [ 39.494146] ? find_held_lock+0x2b/0x80 [ 39.494773] ? do_prlimit+0x310/0x610 [ 39.495402] ? __pfx_do_seccomp+0x10/0x10 [ 39.496027] ? do_raw_spin_unlock+0x53/0x220 [ 39.496730] ? _raw_spin_unlock+0x1e/0x40 [ 39.497391] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.498154] ? static_key_count+0x60/0x80 [ 39.498827] prctl_set_seccomp+0x4e/0x70 [ 39.499475] __do_sys_prctl+0xe6c/0x1d70 [ 39.500103] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.500817] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.501633] ? irqentry_exit+0xf3/0x650 [ 39.502237] do_syscall_64+0xbf/0x430 [ 39.502860] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.503651] RIP: 0033:0x7f6462b425cd [ 39.504212] 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 [ 39.506839] RSP: 002b:00007ffe27160f00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.507986] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6462b425cd [ 39.509062] RDX: 00005569f0459e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.510108] RBP: 00007ffe27160f60 R08: 0000000000000000 R09: 00007ffe27160600 [ 39.511132] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556a0ff0fbf0 [ 39.512196] R13: 00007ffe27161390 R14: 0000556a0ff19380 R15: 0000556a0ff24460 [ 39.513303] [ 39.513658] irq event stamp: 1801 [ 39.514159] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 39.515427] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 39.516705] softirqs last enabled at (1832): [] handle_softirqs+0x50c/0x770 [ 39.517986] softirqs last disabled at (1827): [] __irq_exit_rcu+0xc4/0x100 [ 39.519246] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.888759] ------------[ cut here ]------------ [ 42.889820] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.892196] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.893736] Modules linked in: [ 42.894358] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.896302] Tainted: [W]=WARN [ 42.896832] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.898253] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.899346] 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 [ 42.903040] RSP: 0018:ffff88801826fbc0 EFLAGS: 00010286 [ 42.904072] RAX: 0000000000000000 RBX: ffffed100304df78 RCX: ffffffff813a4050 [ 42.905301] RDX: ffff8880182a9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.906520] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100304df2f [ 42.907763] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.908996] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801826fdf8 [ 42.910454] FS: 00007fd1aa043900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.912255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.913773] CR2: 00007fd1aa535580 CR3: 000000000bc17000 CR4: 0000000000350ef0 [ 42.915266] Call Trace: [ 42.915842] [ 42.916387] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.917436] ? __create_object+0x59/0x80 [ 42.918330] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.919449] __vmalloc_noprof+0x59/0x60 [ 42.920352] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.921350] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.922416] bpf_prog_alloc+0x39/0x200 [ 42.923206] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.924302] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.925337] do_seccomp+0x349/0x25e0 [ 42.926115] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.927163] ? __pfx_do_seccomp+0x10/0x10 [ 42.928095] ? find_held_lock+0x2b/0x80 [ 42.929002] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.930117] ? static_key_count+0x60/0x80 [ 42.931054] prctl_set_seccomp+0x4e/0x70 [ 42.931952] __do_sys_prctl+0xe6c/0x1d70 [ 42.932890] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.933877] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.934993] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.936132] ? irqentry_exit+0xf3/0x650 [ 42.937006] do_syscall_64+0xbf/0x430 [ 42.937854] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.938950] RIP: 0033:0x7fd1aa5355cd [ 42.939778] 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 [ 42.943453] RSP: 002b:00007ffe718e4690 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.945006] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd1aa5355cd [ 42.946294] RDX: 00005604ad985e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.947565] RBP: 00007ffe718e46f0 R08: 0000000000000000 R09: 00007ffe718e3d90 [ 42.948843] R10: 0000000000000000 R11: 0000000000000246 R12: 00005604b330e2b0 [ 42.950096] R13: 00007ffe718e4b20 R14: 00005604b3310d20 R15: 00005604b33228d0 [ 42.951372] [ 42.951788] irq event stamp: 1873 [ 42.952449] hardirqs last enabled at (1883): [] __up_console_sem+0x78/0x80 [ 42.953942] hardirqs last disabled at (1892): [] __up_console_sem+0x5d/0x80 [ 42.955438] softirqs last enabled at (1676): [] handle_softirqs+0x50c/0x770 [ 42.956969] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 42.958459] ---[ end trace 0000000000000000 ]--- [ 43.819895] ------------[ cut here ]------------ [ 43.820842] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.822877] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.824348] Modules linked in: [ 43.824938] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.827163] Tainted: [W]=WARN [ 43.827829] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.829328] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.830211] 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 [ 43.833411] RSP: 0018:ffff88801a50fbc0 EFLAGS: 00010286 [ 43.834384] RAX: 0000000000000000 RBX: ffffed10034a1f78 RCX: ffffffff813a4050 [ 43.835676] RDX: ffff88801a901bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.836977] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034a1f2f [ 43.838291] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.839568] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a50fdf8 [ 43.840872] FS: 00007ff722154900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.842330] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.843406] CR2: 00007ff722646580 CR3: 000000000df6f000 CR4: 0000000000350ef0 [ 43.844714] Call Trace: [ 43.845186] [ 43.845636] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.846545] ? __create_object+0x59/0x80 [ 43.847333] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.848265] __vmalloc_noprof+0x59/0x60 [ 43.849027] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.849913] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.850853] bpf_prog_alloc+0x39/0x200 [ 43.851604] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.852601] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.853512] do_seccomp+0x349/0x25e0 [ 43.854189] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.855097] ? __pfx_do_seccomp+0x10/0x10 [ 43.855897] ? find_held_lock+0x2b/0x80 [ 43.856674] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.857653] ? static_key_count+0x60/0x80 [ 43.858466] prctl_set_seccomp+0x4e/0x70 [ 43.859205] __do_sys_prctl+0xe6c/0x1d70 [ 43.860007] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.860861] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.861837] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.862812] ? irqentry_exit+0xf3/0x650 [ 43.863589] do_syscall_64+0xbf/0x430 [ 43.864348] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.865254] RIP: 0033:0x7ff7226465cd [ 43.865970] 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 [ 43.869156] RSP: 002b:00007ffe39e545f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.870525] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff7226465cd [ 43.871814] RDX: 000055f9c29dee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.873117] RBP: 00007ffe39e54650 R08: 0000000000000000 R09: 00007ffe39e53cf0 [ 43.874408] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f9f95beb10 [ 43.875695] R13: 00007ffe39e54a80 R14: 000055f9f95bf2b0 R15: 000055f9f95d36f0 [ 43.877013] [ 43.877484] irq event stamp: 1795 [ 43.878091] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 43.879617] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 43.881157] softirqs last enabled at (1330): [] handle_softirqs+0x50c/0x770 [ 43.882709] softirqs last disabled at (1309): [] __irq_exit_rcu+0xc4/0x100 [ 43.884246] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:46588' (ECDSA) to the list of known hosts. 2025/11/17 18:41:55 fuzzer started 2025/11/17 18:41:55 dialing manager at localhost:37895 2025/11/17 18:41:55 checking machine... 2025/11/17 18:41:55 checking revisions... [ 44.794334] kmemleak: Automatic memory scanning thread ended 2025/11/17 18:41:55 testing simple program... [ 44.884627] cgroup: Unknown subsys name 'net' [ 44.951745] cgroup: Unknown subsys name 'cpuset' [ 44.968985] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 18:41:54 Registers: info registers vcpu 0 RAX=1ffffffff0cd6537 RBX=ffffffff866b29b8 RCX=ffffffff813c156d RDX=0000000000000000 RSI=ffffffff86a0b8a2 RDI=ffffffff866b29a0 RBP=ffffffff866b29a0 RSP=ffff888009627788 R8 =ffffffff86a0b8a2 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000897b R12=ffffffff866b29d0 R13=ffffffff866b29a0 R14=ffffffff866b29a0 R15=dffffc0000000000 RIP=ffffffff8135daaf 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 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd1aa5fa618 CR3=00000000142fa000 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=000000000000ff02 RBX=ffff888017139bc0 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff88801713a690 RDI=ffff88801713a690 RBP=ffff88801713a618 RSP=ffff8880172bf448 R8 =0000000000000003 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff88801713a690 R13=f36dcfa5d822d870 R14=0000000000000000 R15=0000000000000003 RIP=ffffffff81527588 RFL=00000082 [--S----] 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 00007f3f21ecf700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fbf7b3e4000 CR3=000000000e5c5000 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=2034353a31343a383120373120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732034353a31343a3831203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000