[ 46.652873] ------------[ cut here ]------------ [ 46.653824] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.655818] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.657261] Modules linked in: [ 46.657895] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.659913] Tainted: [W]=WARN [ 46.660474] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.661956] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.662862] 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 [ 46.666065] RSP: 0018:ffff88801594fbc0 EFLAGS: 00010286 [ 46.667049] RAX: 0000000000000000 RBX: ffffed1002b29f78 RCX: ffffffff813a4050 [ 46.668333] RDX: ffff888015aa0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.669672] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b29f2f [ 46.670956] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.672236] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801594fdf8 [ 46.673519] FS: 00007f5883620900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.674990] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.676037] CR2: 00007ffcd56c7ef7 CR3: 000000000d79b000 CR4: 0000000000350ef0 [ 46.677304] Call Trace: [ 46.677831] [ 46.678244] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.679132] ? __create_object+0x59/0x80 [ 46.679915] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.680893] __vmalloc_noprof+0x59/0x60 [ 46.681664] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.682501] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.683419] bpf_prog_alloc+0x39/0x200 [ 46.684158] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.685094] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.686010] do_seccomp+0x349/0x25e0 [ 46.686731] ? find_held_lock+0x2b/0x80 [ 46.687449] ? do_prlimit+0x310/0x610 [ 46.688196] ? __pfx_do_seccomp+0x10/0x10 [ 46.688983] ? do_raw_spin_unlock+0x53/0x220 [ 46.689822] ? _raw_spin_unlock+0x1e/0x40 [ 46.690566] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.691529] ? static_key_count+0x60/0x80 [ 46.692327] prctl_set_seccomp+0x4e/0x70 [ 46.693093] __do_sys_prctl+0xe6c/0x1d70 [ 46.693886] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.694740] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.695711] ? irqentry_exit+0xf3/0x650 [ 46.696432] do_syscall_64+0xbf/0x430 [ 46.697175] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.698194] RIP: 0033:0x7f5883b125cd [ 46.699081] 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 [ 46.702315] RSP: 002b:00007ffcd56c5360 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.703680] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5883b125cd [ 46.704966] RDX: 0000556523ec5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.706272] RBP: 00007ffcd56c53c0 R08: 0000000000000000 R09: 00007ffcd56c4a60 [ 46.707566] R10: 0000000000000000 R11: 0000000000000246 R12: 000055653cc93bf0 [ 46.708875] R13: 00007ffcd56c57f0 R14: 000055653cc9d380 R15: 000055653cca8460 [ 46.710201] [ 46.710668] irq event stamp: 1701 [ 46.711285] hardirqs last enabled at (1709): [] __up_console_sem+0x78/0x80 [ 46.712804] hardirqs last disabled at (1718): [] __up_console_sem+0x5d/0x80 [ 46.714335] softirqs last enabled at (1610): [] handle_softirqs+0x50c/0x770 [ 46.715888] softirqs last disabled at (1603): [] __irq_exit_rcu+0xc4/0x100 [ 46.717409] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.026481] ------------[ cut here ]------------ [ 50.027413] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.029416] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 50.031074] Modules linked in: [ 50.031765] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.033733] Tainted: [W]=WARN [ 50.034277] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.035727] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.036630] 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 [ 50.039789] RSP: 0018:ffff888016ce7bc0 EFLAGS: 00010286 [ 50.040758] RAX: 0000000000000000 RBX: ffffed1002d9cf78 RCX: ffffffff813a4050 [ 50.042043] RDX: ffff888015da9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.043308] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d9cf2f [ 50.044565] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.045845] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ce7df8 [ 50.047109] FS: 00007fccb4e4f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.048538] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.049615] CR2: 00007ffccd552ef7 CR3: 000000000ddf7000 CR4: 0000000000350ef0 [ 50.050906] Call Trace: [ 50.051374] [ 50.051822] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.052705] ? __create_object+0x59/0x80 [ 50.053438] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.054403] __vmalloc_noprof+0x59/0x60 [ 50.055144] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.056019] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.056942] bpf_prog_alloc+0x39/0x200 [ 50.057677] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.058548] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.059434] do_seccomp+0x349/0x25e0 [ 50.060147] ? find_held_lock+0x2b/0x80 [ 50.060899] ? do_prlimit+0x310/0x610 [ 50.061630] ? __pfx_do_seccomp+0x10/0x10 [ 50.062370] ? do_raw_spin_unlock+0x53/0x220 [ 50.063199] ? _raw_spin_unlock+0x1e/0x40 [ 50.063967] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.064927] ? static_key_count+0x60/0x80 [ 50.065740] prctl_set_seccomp+0x4e/0x70 [ 50.066460] __do_sys_prctl+0xe6c/0x1d70 [ 50.067229] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.068086] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.069052] ? irqentry_exit+0xf3/0x650 [ 50.069833] do_syscall_64+0xbf/0x430 [ 50.070524] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.071468] RIP: 0033:0x7fccb53415cd [ 50.072164] 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 [ 50.075330] RSP: 002b:00007ffccd550460 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.076676] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fccb53415cd [ 50.077955] RDX: 000055843432ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.079224] RBP: 00007ffccd5504c0 R08: 0000000000000000 R09: 00007ffccd54fb60 [ 50.080503] R10: 0000000000000000 R11: 0000000000000246 R12: 000055846ec57ad0 [ 50.081774] R13: 00007ffccd5508f0 R14: 000055846ec58bc0 R15: 000055846ec69780 [ 50.083068] [ 50.083490] irq event stamp: 1843 [ 50.084150] hardirqs last enabled at (1859): [] __up_console_sem+0x78/0x80 [ 50.085646] hardirqs last disabled at (1868): [] __up_console_sem+0x5d/0x80 [ 50.087164] softirqs last enabled at (1856): [] handle_softirqs+0x50c/0x770 [ 50.088678] softirqs last disabled at (1851): [] __irq_exit_rcu+0xc4/0x100 [ 50.090252] ---[ end trace 0000000000000000 ]--- [ 50.870637] ------------[ cut here ]------------ [ 50.871499] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.873482] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.875035] Modules linked in: [ 50.875678] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.877657] Tainted: [W]=WARN [ 50.878230] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.879699] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.880571] 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 [ 50.883788] RSP: 0018:ffff8880178e7bc0 EFLAGS: 00010286 [ 50.884775] RAX: 0000000000000000 RBX: ffffed1002f1cf78 RCX: ffffffff813a4050 [ 50.886069] RDX: ffff888018488000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.887362] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f1cf2f [ 50.888627] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.889921] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880178e7df8 [ 50.891192] FS: 00007f6bcc560900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.892627] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.893697] CR2: 00007ffefc158ef7 CR3: 000000000cbcf000 CR4: 0000000000350ef0 [ 50.894974] Call Trace: [ 50.895440] [ 50.895885] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.896781] ? __create_object+0x59/0x80 [ 50.897520] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.898492] __vmalloc_noprof+0x59/0x60 [ 50.899266] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.900132] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.901058] bpf_prog_alloc+0x39/0x200 [ 50.901805] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.902743] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.903654] do_seccomp+0x349/0x25e0 [ 50.904325] ? find_held_lock+0x2b/0x80 [ 50.905078] ? do_prlimit+0x310/0x610 [ 50.905818] ? __pfx_do_seccomp+0x10/0x10 [ 50.906548] ? do_raw_spin_unlock+0x53/0x220 [ 50.907379] ? _raw_spin_unlock+0x1e/0x40 [ 50.908163] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.909116] ? static_key_count+0x60/0x80 [ 50.909915] prctl_set_seccomp+0x4e/0x70 [ 50.910673] __do_sys_prctl+0xe6c/0x1d70 [ 50.911397] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.912245] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.913212] ? irqentry_exit+0xf3/0x650 [ 50.913978] do_syscall_64+0xbf/0x430 [ 50.914698] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.915639] RIP: 0033:0x7f6bcca525cd [ 50.916300] 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 [ 50.919442] RSP: 002b:00007ffefc1567b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.920799] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6bcca525cd [ 50.922091] RDX: 000055e5a4b0ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.923373] RBP: 00007ffefc156810 R08: 0000000000000000 R09: 00007ffefc155eb0 [ 50.924654] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e5c2073ad0 [ 50.925941] R13: 00007ffefc156c40 R14: 000055e5c2074bc0 R15: 000055e5c2085780 [ 50.927253] [ 50.927712] irq event stamp: 1771 [ 50.928310] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 50.929832] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 50.931145] softirqs last enabled at (1758): [] handle_softirqs+0x50c/0x770 [ 50.932447] softirqs last disabled at (1753): [] __irq_exit_rcu+0xc4/0x100 [ 50.933731] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:9374' (ECDSA) to the list of known hosts. 2025/11/19 03:27:24 fuzzer started 2025/11/19 03:27:24 dialing manager at localhost:34383 2025/11/19 03:27:24 checking machine... 2025/11/19 03:27:24 checking revisions... [ 51.829743] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:27:24 testing simple program... [ 51.910912] cgroup: Unknown subsys name 'net' [ 51.978192] cgroup: Unknown subsys name 'cpuset' [ 51.998495] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:27:24 Registers: info registers vcpu 0 RAX=ffffffff816194e3 RBX=ffffffff866dc328 RCX=ffffffff816194bd RDX=0000000000000000 RSI=ffffffff86a49dba RDI=ffffffff866dc318 RBP=ffffffff866dc318 RSP=ffff88806ce08998 R8 =ffffffff86a49dba R9 =0000000000000000 R10=000000000003c9ed R11=0000000000012f5f R12=ffffffff866dc324 R13=ffffffff866dc318 R14=ffffffff866dc318 R15=dffffc0000000000 RIP=ffffffff8135dacf RFL=00000283 [--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 00007fccb4e4f900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffccd54a000 CR3=000000001fe43000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff888009643780 RCX=ffffffff8147ac12 RDX=ffffed10012c86f1 RSI=0000000000000008 RDI=ffff888009643780 RBP=0000000000000004 RSP=ffff88806cf08da8 R8 =0000000000000001 R9 =ffffed10012c86f0 R10=ffff888009643787 R11=0000000000000001 R12=1ffff1100d9e11b5 R13=0000000000000000 R14=0000000000000004 R15=0000000000000010 RIP=ffffffff8147ac17 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 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=00007f59d8dcf018 CR3=000000000d648000 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=ddbbb57973c4b58bfe4a275470c128dc XMM02=0000000000305f00eff9b2d0a8fce9cb XMM03=0000000000305fd02c67c8bc2e329bc3 XMM04=9c2ebc172dbac26800000000000ae988 XMM05=d96330e2d2db8632000000000031f6c0 XMM06=474038aa6c007e1f000000000031f548 XMM07=e042d86d42eb936e0000000000310760 XMM08=6d338bb6f360c7a00000000000305fd0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000