[ 39.133088] ------------[ cut here ]------------ [ 39.133534] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.134761] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.135679] Modules linked in: [ 39.136090] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.137348] Tainted: [W]=WARN [ 39.137695] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.138766] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.139386] 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 [ 39.141390] RSP: 0018:ffff88801a597bc0 EFLAGS: 00010286 [ 39.141977] RAX: 0000000000000000 RBX: ffffed10034b2f78 RCX: ffffffff813a4050 [ 39.142775] RDX: ffff888013a5d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.143584] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034b2f2f [ 39.144376] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.145177] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a597df8 [ 39.145963] FS: 00007f8b36a41900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.146862] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.147520] CR2: 00007f8b36f33580 CR3: 0000000009bf2000 CR4: 0000000000350ef0 [ 39.148326] Call Trace: [ 39.148617] [ 39.148873] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.149441] ? __create_object+0x59/0x80 [ 39.149910] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.150517] __vmalloc_noprof+0x59/0x60 [ 39.150967] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.151511] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.152102] bpf_prog_alloc+0x39/0x200 [ 39.152536] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.153136] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.153672] do_seccomp+0x349/0x25e0 [ 39.154127] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.154667] ? __pfx_do_seccomp+0x10/0x10 [ 39.155152] ? find_held_lock+0x2b/0x80 [ 39.155599] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.156197] ? static_key_count+0x60/0x80 [ 39.156670] prctl_set_seccomp+0x4e/0x70 [ 39.157158] __do_sys_prctl+0xe6c/0x1d70 [ 39.157624] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.158164] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.158738] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.159347] ? irqentry_exit+0xf3/0x650 [ 39.159802] do_syscall_64+0xbf/0x430 [ 39.160270] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.160841] RIP: 0033:0x7f8b36f335cd [ 39.161292] 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 [ 39.163272] RSP: 002b:00007fff82ad4b30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.164125] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8b36f335cd [ 39.164902] RDX: 0000562b49947e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.165703] RBP: 00007fff82ad4b90 R08: 0000000000000000 R09: 00007fff82ad4230 [ 39.166499] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562b5e69aad0 [ 39.167303] R13: 00007fff82ad4fc0 R14: 0000562b5e69bbc0 R15: 0000562b5e6ac780 [ 39.168115] [ 39.168379] irq event stamp: 1771 [ 39.168757] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 39.169720] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 39.170676] softirqs last enabled at (1350): [] handle_softirqs+0x50c/0x770 [ 39.171646] softirqs last disabled at (1329): [] __irq_exit_rcu+0xc4/0x100 [ 39.172591] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.172976] ------------[ cut here ]------------ [ 42.173910] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.175866] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.177289] Modules linked in: [ 42.177861] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.179831] Tainted: [W]=WARN [ 42.180435] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.181872] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.183000] 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 [ 42.186166] RSP: 0018:ffff88801383fbc0 EFLAGS: 00010286 [ 42.187352] RAX: 0000000000000000 RBX: ffffed1002707f78 RCX: ffffffff813a4050 [ 42.188635] RDX: ffff88800f6a5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.189889] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002707f2f [ 42.191125] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.192358] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801383fdf8 [ 42.193700] FS: 00007f79fdac3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.195454] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.196497] CR2: 00007f79fdfb5580 CR3: 000000001a62f000 CR4: 0000000000350ef0 [ 42.197764] Call Trace: [ 42.198260] [ 42.198663] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.199536] ? __create_object+0x59/0x80 [ 42.200300] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.201252] __vmalloc_noprof+0x59/0x60 [ 42.201950] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.202814] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.203728] bpf_prog_alloc+0x39/0x200 [ 42.204456] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.205384] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.206277] do_seccomp+0x349/0x25e0 [ 42.206942] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.207813] ? __pfx_do_seccomp+0x10/0x10 [ 42.208584] ? find_held_lock+0x2b/0x80 [ 42.209337] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.210291] ? static_key_count+0x60/0x80 [ 42.211035] prctl_set_seccomp+0x4e/0x70 [ 42.211804] __do_sys_prctl+0xe6c/0x1d70 [ 42.212573] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.213437] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.214386] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.215332] ? irqentry_exit+0xf3/0x650 [ 42.216040] do_syscall_64+0xbf/0x430 [ 42.216772] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.217719] RIP: 0033:0x7f79fdfb55cd [ 42.218424] 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 [ 42.221613] RSP: 002b:00007ffcd5418c70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.222986] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f79fdfb55cd [ 42.224280] RDX: 000055adb66b0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.225592] RBP: 00007ffcd5418cd0 R08: 0000000000000000 R09: 00007ffcd5418370 [ 42.226886] R10: 0000000000000000 R11: 0000000000000246 R12: 000055add7a7bad0 [ 42.228179] R13: 00007ffcd5419100 R14: 000055add7a7cbc0 R15: 000055add7a8d780 [ 42.229503] [ 42.229929] irq event stamp: 1821 [ 42.230598] hardirqs last enabled at (1839): [] __up_console_sem+0x78/0x80 [ 42.232137] hardirqs last disabled at (1848): [] __up_console_sem+0x5d/0x80 [ 42.233668] softirqs last enabled at (1836): [] handle_softirqs+0x50c/0x770 [ 42.235213] softirqs last disabled at (1829): [] __irq_exit_rcu+0xc4/0x100 [ 42.236743] ---[ end trace 0000000000000000 ]--- [ 43.079437] ------------[ cut here ]------------ [ 43.080372] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.082383] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.083829] Modules linked in: [ 43.084506] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.086475] Tainted: [W]=WARN [ 43.087037] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.088515] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.089435] 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 [ 43.092562] RSP: 0018:ffff88801739fbc0 EFLAGS: 00010286 [ 43.093544] RAX: 0000000000000000 RBX: ffffed1002e73f78 RCX: ffffffff813a4050 [ 43.094823] RDX: ffff888017953780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.096097] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e73f2f [ 43.097387] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.098654] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801739fdf8 [ 43.099937] FS: 00007f93e544b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.101372] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.102441] CR2: 00007ffd9f3cdef8 CR3: 000000001e0bc000 CR4: 0000000000350ef0 [ 43.103719] Call Trace: [ 43.104230] [ 43.104639] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.105544] ? __create_object+0x59/0x80 [ 43.106318] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.107300] __vmalloc_noprof+0x59/0x60 [ 43.108007] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.108877] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.109800] bpf_prog_alloc+0x39/0x200 [ 43.110525] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.111465] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.112358] do_seccomp+0x349/0x25e0 [ 43.113024] ? find_held_lock+0x2b/0x80 [ 43.113789] ? do_prlimit+0x310/0x610 [ 43.114532] ? __pfx_do_seccomp+0x10/0x10 [ 43.115764] ? do_raw_spin_unlock+0x53/0x220 [ 43.116606] ? _raw_spin_unlock+0x1e/0x40 [ 43.117389] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.118351] ? static_key_count+0x60/0x80 [ 43.119152] prctl_set_seccomp+0x4e/0x70 [ 43.119877] __do_sys_prctl+0xe6c/0x1d70 [ 43.120660] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.121521] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.122490] ? irqentry_exit+0xf3/0x650 [ 43.123273] do_syscall_64+0xbf/0x430 [ 43.123966] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.124911] RIP: 0033:0x7f93e593d5cd [ 43.125618] 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 [ 43.128745] RSP: 002b:00007ffd9f3cc750 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.130111] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f93e593d5cd [ 43.131392] RDX: 0000557fc28e9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.132663] RBP: 00007ffd9f3cc7b0 R08: 0000000000000000 R09: 00007ffd9f3cbe50 [ 43.133941] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557ffd0d2240 [ 43.135199] R13: 00007ffd9f3ccbe0 R14: 0000557ffd0d1bf0 R15: 0000557ffd0e64d0 [ 43.136499] [ 43.136923] irq event stamp: 1785 [ 43.137578] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 43.139097] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 43.140613] softirqs last enabled at (1670): [] handle_softirqs+0x50c/0x770 [ 43.142151] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100 [ 43.143648] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:27897' (ECDSA) to the list of known hosts. 2025/11/18 01:26:45 fuzzer started 2025/11/18 01:26:46 dialing manager at localhost:37895 2025/11/18 01:26:46 checking machine... 2025/11/18 01:26:46 checking revisions... [ 44.038976] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:26:46 testing simple program... [ 44.135372] cgroup: Unknown subsys name 'net' [ 44.197740] cgroup: Unknown subsys name 'cpuset' [ 44.223674] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:26:45 Registers: info registers vcpu 0 RAX=0000000000000004 RBX=0000000000000002 RCX=0000000000000002 RDX=ffff888015b11bc0 RSI=ffffffff816857ef RDI=0000000000000005 RBP=0000000000000000 RSP=ffff8880171bfb90 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000000 R12=00005603449a3c50 R13=0000000000000000 R14=0000000000000002 R15=00000000ffffffff RIP=ffffffff81751c78 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 00007f0d92db9700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcd5412000 CR3=000000000e0aa000 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=2035343a36323a313020383120766f4e XMM01=657463656e6e6f63736944203a5d3134 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3134325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732034343a36323a3130203831 XMM08=74696c6962617061633d7373616c6374 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000080010001 RBX=0000000000000001 RCX=ffffffff8162b1cc RDX=0000000000000001 RSI=0000000000000000 RDI=0000000000000001 RBP=ffff88806cf28e58 RSP=ffff88806cf08e08 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=0000000000000001 R11=0000000000000001 R12=ffff88806cf28500 R13=ffff88806cf28580 R14=00000009f6200800 R15=dffffc0000000000 RIP=ffffffff817515ca 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 00007f79fdac3900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdd26356e8 CR3=000000001f307000 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