[ 46.448746] ------------[ cut here ]------------ [ 46.449711] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.451749] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 46.453281] Modules linked in: [ 46.453945] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.455928] Tainted: [W]=WARN [ 46.456541] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.458034] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.458942] 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 [ 46.462134] RSP: 0018:ffff88800a997bc0 EFLAGS: 00010286 [ 46.463118] RAX: 0000000000000000 RBX: ffffed1001532f78 RCX: ffffffff813a4050 [ 46.464406] RDX: ffff8880141ed340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.465692] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001532f2f [ 46.467044] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.468345] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a997df8 [ 46.469643] FS: 00007fe1576ce900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.471114] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.472195] CR2: 00007ffcb7ba2ef8 CR3: 000000000c5cb000 CR4: 0000000000350ef0 [ 46.473487] Call Trace: [ 46.473968] [ 46.474417] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.475277] ? __create_object+0x59/0x80 [ 46.476070] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.477049] __vmalloc_noprof+0x59/0x60 [ 46.477810] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.478703] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.479629] bpf_prog_alloc+0x39/0x200 [ 46.480391] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.481282] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.482204] do_seccomp+0x349/0x25e0 [ 46.482921] ? find_held_lock+0x2b/0x80 [ 46.483692] ? do_prlimit+0x310/0x610 [ 46.484449] ? __pfx_do_seccomp+0x10/0x10 [ 46.485204] ? do_raw_spin_unlock+0x53/0x220 [ 46.486041] ? _raw_spin_unlock+0x1e/0x40 [ 46.486821] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.487796] ? static_key_count+0x60/0x80 [ 46.488611] prctl_set_seccomp+0x4e/0x70 [ 46.489399] __do_sys_prctl+0xe6c/0x1d70 [ 46.490160] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.491022] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.491996] ? irqentry_exit+0xf3/0x650 [ 46.492773] do_syscall_64+0xbf/0x430 [ 46.493514] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.494485] RIP: 0033:0x7fe157bc05cd [ 46.495154] 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 [ 46.498337] RSP: 002b:00007ffcb7ba17f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.499714] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe157bc05cd [ 46.500982] RDX: 000055a3f07e7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.502274] RBP: 00007ffcb7ba1850 R08: 0000000000000000 R09: 00007ffcb7ba0ef0 [ 46.503576] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a4109a8ad0 [ 46.504845] R13: 00007ffcb7ba1c80 R14: 000055a4109a9bc0 R15: 000055a4109ba780 [ 46.506143] [ 46.506606] irq event stamp: 1765 [ 46.507217] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 46.508734] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 46.510274] softirqs last enabled at (1684): [] handle_softirqs+0x50c/0x770 [ 46.511827] softirqs last disabled at (1679): [] __irq_exit_rcu+0xc4/0x100 [ 46.513334] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.441259] ------------[ cut here ]------------ [ 49.442183] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.444207] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.445630] Modules linked in: [ 49.446238] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.448227] Tainted: [W]=WARN [ 49.448815] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.450541] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.451563] 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 [ 49.454733] RSP: 0018:ffff888017b9fbc0 EFLAGS: 00010286 [ 49.455712] RAX: 0000000000000000 RBX: ffffed1002f73f78 RCX: ffffffff813a4050 [ 49.456984] RDX: ffff888017823780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.458308] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f73f2f [ 49.459574] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.460862] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017b9fdf8 [ 49.462155] FS: 00007ffa6bbbb900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.463618] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.464697] CR2: 00007ffcde71eef8 CR3: 000000000d4f2000 CR4: 0000000000350ef0 [ 49.465987] Call Trace: [ 49.466495] [ 49.466911] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.467822] ? __create_object+0x59/0x80 [ 49.468608] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.469574] __vmalloc_noprof+0x59/0x60 [ 49.470354] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.471173] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.472103] bpf_prog_alloc+0x39/0x200 [ 49.472836] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.473748] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.474660] do_seccomp+0x349/0x25e0 [ 49.475385] ? find_held_lock+0x2b/0x80 [ 49.476110] ? do_prlimit+0x310/0x610 [ 49.476853] ? __pfx_do_seccomp+0x10/0x10 [ 49.477626] ? do_raw_spin_unlock+0x53/0x220 [ 49.478471] ? _raw_spin_unlock+0x1e/0x40 [ 49.479217] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.480167] ? static_key_count+0x60/0x80 [ 49.480968] prctl_set_seccomp+0x4e/0x70 [ 49.481747] __do_sys_prctl+0xe6c/0x1d70 [ 49.482531] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.483408] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.484374] ? irqentry_exit+0xf3/0x650 [ 49.485091] do_syscall_64+0xbf/0x430 [ 49.485836] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.486802] RIP: 0033:0x7ffa6c0ad5cd [ 49.487517] 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 [ 49.490699] RSP: 002b:00007ffcde71dc30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.492068] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffa6c0ad5cd [ 49.493365] RDX: 0000563ab33c5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.494658] RBP: 00007ffcde71dc90 R08: 0000000000000000 R09: 00007ffcde71d330 [ 49.495961] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563af267a2b0 [ 49.497232] R13: 00007ffcde71e0c0 R14: 0000563af267cd20 R15: 0000563af268e8d0 [ 49.498543] [ 49.498968] irq event stamp: 1805 [ 49.499615] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 49.501130] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 49.502649] softirqs last enabled at (1396): [] handle_softirqs+0x50c/0x770 [ 49.503930] softirqs last disabled at (1391): [] __irq_exit_rcu+0xc4/0x100 [ 49.505184] ---[ end trace 0000000000000000 ]--- [ 50.293745] ------------[ cut here ]------------ [ 50.294703] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.296711] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.298180] Modules linked in: [ 50.298816] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.301021] Tainted: [W]=WARN [ 50.301678] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.303167] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.304082] 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 [ 50.307268] RSP: 0018:ffff888016607bc0 EFLAGS: 00010286 [ 50.308230] RAX: 0000000000000000 RBX: ffffed1002cc0f78 RCX: ffffffff813a4050 [ 50.309497] RDX: ffff888017825340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.310779] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cc0f2f [ 50.312075] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.313373] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016607df8 [ 50.314663] FS: 00007fa97eb68900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.316095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.317149] CR2: 00007ffd85e90ef8 CR3: 000000001f68c000 CR4: 0000000000350ef0 [ 50.318436] Call Trace: [ 50.318900] [ 50.319354] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.320212] ? __create_object+0x59/0x80 [ 50.320996] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.321966] __vmalloc_noprof+0x59/0x60 [ 50.322736] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.323610] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.324549] bpf_prog_alloc+0x39/0x200 [ 50.325245] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.326172] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.327072] do_seccomp+0x349/0x25e0 [ 50.327802] ? find_held_lock+0x2b/0x80 [ 50.328567] ? do_prlimit+0x310/0x610 [ 50.329267] ? __pfx_do_seccomp+0x10/0x10 [ 50.330070] ? do_raw_spin_unlock+0x53/0x220 [ 50.330900] ? _raw_spin_unlock+0x1e/0x40 [ 50.331703] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.332687] ? static_key_count+0x60/0x80 [ 50.333499] prctl_set_seccomp+0x4e/0x70 [ 50.334251] __do_sys_prctl+0xe6c/0x1d70 [ 50.335041] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.335884] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.336864] ? irqentry_exit+0xf3/0x650 [ 50.337631] do_syscall_64+0xbf/0x430 [ 50.338402] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.339364] RIP: 0033:0x7fa97f05a5cd [ 50.340038] 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 [ 50.343226] RSP: 002b:00007ffd85e8fe10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.344622] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa97f05a5cd [ 50.345918] RDX: 000055b23da66e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.347201] RBP: 00007ffd85e8fe70 R08: 0000000000000000 R09: 00007ffd85e8f510 [ 50.348492] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b276e0aad0 [ 50.349764] R13: 00007ffd85e902a0 R14: 000055b276e0bbc0 R15: 000055b276e1c780 [ 50.351096] [ 50.351552] irq event stamp: 1813 [ 50.352166] hardirqs last enabled at (1821): [] __up_console_sem+0x78/0x80 [ 50.353674] hardirqs last disabled at (1830): [] __up_console_sem+0x5d/0x80 [ 50.355220] softirqs last enabled at (1706): [] handle_softirqs+0x50c/0x770 [ 50.356755] softirqs last disabled at (1701): [] __irq_exit_rcu+0xc4/0x100 [ 50.358311] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:57614' (ECDSA) to the list of known hosts. 2025/11/18 16:04:09 fuzzer started 2025/11/18 16:04:09 dialing manager at localhost:34383 2025/11/18 16:04:09 checking machine... 2025/11/18 16:04:09 checking revisions... [ 51.244459] kmemleak: Automatic memory scanning thread ended 2025/11/18 16:04:09 testing simple program... [ 51.346097] cgroup: Unknown subsys name 'net' [ 51.406540] cgroup: Unknown subsys name 'cpuset' [ 51.421043] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 16:04:08 Registers: info registers vcpu 0 RAX=ffffffff86a49dcd RBX=0000000000000001 RCX=ffffffff86a49dcc RDX=0000000000000000 RSI=0000000000000000 RDI=0000000000000001 RBP=ffff8880161578b8 RSP=ffff8880161577f0 R8 =ffffffff86a49dd0 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000012f5f R12=ffff8880161578c0 R13=ffff8880161578a8 R14=ffff888016157908 R15=ffff888016157860 RIP=ffffffff8135e950 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 00007ffa6bbbb900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcde717000 CR3=000000001f55c000 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=00000000000246f3 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fac073a5738 CR3=0000000013d7a000 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=68d1adb1046626a2e549eec1a60a29c4 XMM02=0000000000305708eff9b2d0a8fce9cb XMM03=00000000003057d82c67c8bc2e329bc3 XMM04=ca2ee5feb0dd313200000000000ae988 XMM05=f9efc798a36479da00000000003210e8 XMM06=474038aa6c007e1f0000000000320858 XMM07=e042d86d42eb936e0000000000310dd0 XMM08=aaf00678ba53e25600000000003057d8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000