[ 46.667659] ------------[ cut here ]------------ [ 46.668589] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.670605] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 46.672084] Modules linked in: [ 46.672781] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.674762] Tainted: [W]=WARN [ 46.675387] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.676861] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.677781] 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 [ 46.680996] RSP: 0018:ffff88801630fbc0 EFLAGS: 00010286 [ 46.681971] RAX: 0000000000000000 RBX: ffffed1002c61f78 RCX: ffffffff813a4050 [ 46.683261] RDX: ffff8880157a8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.684565] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c61f2f [ 46.685860] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.687137] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801630fdf8 [ 46.688439] FS: 00007fb2f0613900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.689888] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.690946] CR2: 00007fb2f0b05580 CR3: 000000000e2b5000 CR4: 0000000000350ef0 [ 46.692243] Call Trace: [ 46.692747] [ 46.693159] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.694049] ? __create_object+0x59/0x80 [ 46.694841] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.695820] __vmalloc_noprof+0x59/0x60 [ 46.696577] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.697483] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.698422] bpf_prog_alloc+0x39/0x200 [ 46.699122] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.700061] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.700948] do_seccomp+0x349/0x25e0 [ 46.701655] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.702542] ? __pfx_do_seccomp+0x10/0x10 [ 46.703333] ? find_held_lock+0x2b/0x80 [ 46.704037] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.705007] ? static_key_count+0x60/0x80 [ 46.705801] prctl_set_seccomp+0x4e/0x70 [ 46.706581] __do_sys_prctl+0xe6c/0x1d70 [ 46.707375] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.708186] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.709146] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.710107] ? irqentry_exit+0xf3/0x650 [ 46.710872] do_syscall_64+0xbf/0x430 [ 46.711624] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.712590] RIP: 0033:0x7fb2f0b055cd [ 46.713243] 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 [ 46.716436] RSP: 002b:00007ffdfe002330 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.717826] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb2f0b055cd [ 46.719128] RDX: 000055f187997e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.720439] RBP: 00007ffdfe002390 R08: 0000000000000000 R09: 00007ffdfe001a30 [ 46.721717] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f1b1e52b10 [ 46.722987] R13: 00007ffdfe0027c0 R14: 000055f1b1e532b0 R15: 000055f1b1e676f0 [ 46.724169] [ 46.724562] irq event stamp: 1739 [ 46.725072] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 46.726379] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 46.727705] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 46.729039] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 46.730353] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.630343] ------------[ cut here ]------------ [ 49.631220] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.633254] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 49.634701] Modules linked in: [ 49.635343] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.637479] Tainted: [W]=WARN [ 49.638339] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.639812] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.640711] 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 [ 49.644063] RSP: 0018:ffff888016e97bc0 EFLAGS: 00010286 [ 49.645311] RAX: 0000000000000000 RBX: ffffed1002dd2f78 RCX: ffffffff813a4050 [ 49.646749] RDX: ffff8880189e0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.648042] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd2f2f [ 49.649312] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.650581] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e97df8 [ 49.651862] FS: 00007fc16d6f1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.653298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.654359] CR2: 00007fc16dbe3580 CR3: 000000000e2f4000 CR4: 0000000000350ef0 [ 49.655634] Call Trace: [ 49.656092] [ 49.656530] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.657431] ? __create_object+0x59/0x80 [ 49.658157] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.659133] __vmalloc_noprof+0x59/0x60 [ 49.659890] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.660749] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.661679] bpf_prog_alloc+0x39/0x200 [ 49.662407] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.663340] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.664192] do_seccomp+0x349/0x25e0 [ 49.664914] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.665798] ? __pfx_do_seccomp+0x10/0x10 [ 49.666588] ? find_held_lock+0x2b/0x80 [ 49.667350] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.668251] ? static_key_count+0x60/0x80 [ 49.669052] prctl_set_seccomp+0x4e/0x70 [ 49.669824] __do_sys_prctl+0xe6c/0x1d70 [ 49.670608] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.671474] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.672429] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.673391] ? irqentry_exit+0xf3/0x650 [ 49.674110] do_syscall_64+0xbf/0x430 [ 49.674844] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.675802] RIP: 0033:0x7fc16dbe35cd [ 49.676501] 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 [ 49.679648] RSP: 002b:00007ffe380b29e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.680993] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc16dbe35cd [ 49.682259] RDX: 000055764b54ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.683566] RBP: 00007ffe380b2a40 R08: 0000000000000000 R09: 00007ffe380b20e0 [ 49.684834] R10: 0000000000000000 R11: 0000000000000246 R12: 000055767c413ad0 [ 49.686084] R13: 00007ffe380b2e70 R14: 000055767c414bc0 R15: 000055767c425780 [ 49.687421] [ 49.687855] irq event stamp: 1869 [ 49.688496] hardirqs last enabled at (1879): [] __up_console_sem+0x78/0x80 [ 49.690017] hardirqs last disabled at (1888): [] __up_console_sem+0x5d/0x80 [ 49.691545] softirqs last enabled at (1828): [] handle_softirqs+0x50c/0x770 [ 49.693088] softirqs last disabled at (1823): [] __irq_exit_rcu+0xc4/0x100 [ 49.694587] ---[ end trace 0000000000000000 ]--- [ 50.490333] ------------[ cut here ]------------ [ 50.491073] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.492830] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 50.494065] Modules linked in: [ 50.494809] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.496571] Tainted: [W]=WARN [ 50.497049] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.498327] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.499079] 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 [ 50.501760] RSP: 0018:ffff888016f7fbc0 EFLAGS: 00010286 [ 50.502600] RAX: 0000000000000000 RBX: ffffed1002deff78 RCX: ffffffff813a4050 [ 50.503710] RDX: ffff888017720000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.504803] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002deff2f [ 50.505899] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.506994] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f7fdf8 [ 50.508105] FS: 00007ff64e674900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.509379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.510254] CR2: 00007ff64eb66580 CR3: 0000000019b91000 CR4: 0000000000350ef0 [ 50.511329] Call Trace: [ 50.511708] [ 50.512042] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.512780] ? __create_object+0x59/0x80 [ 50.513422] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.514179] __vmalloc_noprof+0x59/0x60 [ 50.514799] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.515534] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.516261] bpf_prog_alloc+0x39/0x200 [ 50.516875] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.517633] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.518367] do_seccomp+0x349/0x25e0 [ 50.518924] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.519703] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.520507] ? __pfx_do_seccomp+0x10/0x10 [ 50.521112] ? irqentry_exit+0x17b/0x650 [ 50.521747] ? trace_irq_disable.constprop.0+0xc2/0x100 [ 50.522563] prctl_set_seccomp+0x4e/0x70 [ 50.523180] __do_sys_prctl+0xe6c/0x1d70 [ 50.523833] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.524530] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.525322] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.526082] ? irqentry_exit+0xf3/0x650 [ 50.526712] do_syscall_64+0xbf/0x430 [ 50.527323] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.528067] RIP: 0033:0x7ff64eb665cd [ 50.528639] 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 [ 50.531246] RSP: 002b:00007ffc1f71f6f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.532379] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff64eb665cd [ 50.533440] RDX: 0000559b01cb2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.534492] RBP: 00007ffc1f71f750 R08: 0000000000000000 R09: 00007ffc1f71edf0 [ 50.535564] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559b0d2422b0 [ 50.536632] R13: 00007ffc1f71fb80 R14: 0000559b0d244d20 R15: 0000559b0d2568d0 [ 50.537706] [ 50.538059] irq event stamp: 1843 [ 50.538597] hardirqs last enabled at (1853): [] __up_console_sem+0x78/0x80 [ 50.539868] hardirqs last disabled at (1862): [] __up_console_sem+0x5d/0x80 [ 50.541131] softirqs last enabled at (1782): [] handle_softirqs+0x50c/0x770 [ 50.542421] softirqs last disabled at (1777): [] __irq_exit_rcu+0xc4/0x100 [ 50.543683] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:21705' (ECDSA) to the list of known hosts. 2025/11/18 02:23:32 fuzzer started 2025/11/18 02:23:32 dialing manager at localhost:37895 2025/11/18 02:23:32 checking machine... 2025/11/18 02:23:32 checking revisions... [ 51.424549] kmemleak: Automatic memory scanning thread ended 2025/11/18 02:23:32 testing simple program... [ 51.513610] cgroup: Unknown subsys name 'net' [ 51.573036] cgroup: Unknown subsys name 'cpuset' [ 51.585965] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:23:31 Registers: info registers vcpu 0 RAX=000000000004339f RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] 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 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=00007fc16dca6650 CR3=000000000a6dd000 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=2031333a33323a323020383120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732031333a33323a3230203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffed1001eebe95 RBX=1ffff11001eebe95 RCX=0000000000000008 RDX=ffffffffffffffff RSI=ffff88800a67b638 RDI=ffffffff8899ce88 RBP=0000000000000008 RSP=ffff88800f75f4a8 R8 =0000000000000001 R9 =0000112000001120 R10=0000000000000000 R11=0000112000001120 R12=ffffffff8899ce88 R13=ffff88800a67b638 R14=ffffffffffffffff R15=dffffc0000000000 RIP=ffffffff84c562c5 RFL=00000216 [----AP-] 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 00007fc16d6f1900 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=00007ffe380ac000 CR3=0000000019b91000 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