[ 39.264216] ------------[ cut here ]------------ [ 39.265149] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.267765] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.269217] Modules linked in: [ 39.269873] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.271881] Tainted: [W]=WARN [ 39.272478] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.273932] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.274836] 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 [ 39.277988] RSP: 0018:ffff888019c57bc0 EFLAGS: 00010286 [ 39.278958] RAX: 0000000000000000 RBX: ffffed100338af78 RCX: ffffffff813a4050 [ 39.280229] RDX: ffff8880176e1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.281515] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100338af2f [ 39.282777] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.284060] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019c57df8 [ 39.285355] FS: 00007f4445197900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.286804] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.287873] CR2: 00007ffd32ef3ef8 CR3: 000000000e01c000 CR4: 0000000000350ef0 [ 39.289147] Call Trace: [ 39.289639] [ 39.290044] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.290936] ? __create_object+0x59/0x80 [ 39.291711] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.292674] __vmalloc_noprof+0x59/0x60 [ 39.293428] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.294251] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.295176] bpf_prog_alloc+0x39/0x200 [ 39.295917] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.296838] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.297744] do_seccomp+0x349/0x25e0 [ 39.298459] ? find_held_lock+0x2b/0x80 [ 39.299182] ? do_prlimit+0x310/0x610 [ 39.299931] ? __pfx_do_seccomp+0x10/0x10 [ 39.300697] ? do_raw_spin_unlock+0x53/0x220 [ 39.301517] ? _raw_spin_unlock+0x1e/0x40 [ 39.302247] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.303192] ? static_key_count+0x60/0x80 [ 39.304007] prctl_set_seccomp+0x4e/0x70 [ 39.304776] __do_sys_prctl+0xe6c/0x1d70 [ 39.305553] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.306370] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.307344] ? irqentry_exit+0xf3/0x650 [ 39.308114] do_syscall_64+0xbf/0x430 [ 39.308847] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.309802] RIP: 0033:0x7f44456895cd [ 39.310500] 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 [ 39.313658] RSP: 002b:00007ffd32ef1d90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.315015] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f44456895cd [ 39.316301] RDX: 000055c1e03dde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.317581] RBP: 00007ffd32ef1df0 R08: 0000000000000000 R09: 00007ffd32ef1490 [ 39.318865] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c21d0762b0 [ 39.320151] R13: 00007ffd32ef2220 R14: 000055c21d078d20 R15: 000055c21d08a8d0 [ 39.321438] [ 39.321865] irq event stamp: 1763 [ 39.322509] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 39.324023] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 39.325529] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 39.327066] softirqs last disabled at (1725): [] __irq_exit_rcu+0xc4/0x100 [ 39.328576] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.086118] ------------[ cut here ]------------ [ 42.087025] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.089020] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.090624] Modules linked in: [ 42.091204] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.093154] Tainted: [W]=WARN [ 42.093729] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.095174] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.096087] 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 [ 42.099234] RSP: 0018:ffff8880178cfbc0 EFLAGS: 00010286 [ 42.100207] RAX: 0000000000000000 RBX: ffffed1002f19f78 RCX: ffffffff813a4050 [ 42.101479] RDX: ffff888019c59bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.102754] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f19f2f [ 42.104038] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.105302] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880178cfdf8 [ 42.106565] FS: 00007fa170600900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.108144] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.109206] CR2: 00007fa170b664a6 CR3: 000000000de74000 CR4: 0000000000350ef0 [ 42.110507] Call Trace: [ 42.110976] [ 42.111453] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.112307] ? __create_object+0x59/0x80 [ 42.113094] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.114082] __vmalloc_noprof+0x59/0x60 [ 42.114850] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.115742] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.117006] bpf_prog_alloc+0x39/0x200 [ 42.117739] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.118682] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.119629] do_seccomp+0x349/0x25e0 [ 42.120301] ? find_held_lock+0x2b/0x80 [ 42.121069] ? do_prlimit+0x310/0x610 [ 42.121829] ? __pfx_do_seccomp+0x10/0x10 [ 42.122625] ? do_raw_spin_unlock+0x53/0x220 [ 42.123495] ? _raw_spin_unlock+0x1e/0x40 [ 42.124260] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.125231] ? static_key_count+0x60/0x80 [ 42.126041] prctl_set_seccomp+0x4e/0x70 [ 42.126819] __do_sys_prctl+0xe6c/0x1d70 [ 42.127622] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.128489] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.129463] ? irqentry_exit+0xf3/0x650 [ 42.130192] do_syscall_64+0xbf/0x430 [ 42.130939] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.131906] RIP: 0033:0x7fa170af25cd [ 42.132615] 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 [ 42.135810] RSP: 002b:00007fff206b50b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.137203] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa170af25cd [ 42.138487] RDX: 00005602c5f6ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.139809] RBP: 00007fff206b5110 R08: 0000000000000000 R09: 00007fff206b47b0 [ 42.141100] R10: 0000000000000000 R11: 0000000000000246 R12: 00005602f9f2f240 [ 42.142377] R13: 00007fff206b5540 R14: 00005602f9f38380 R15: 00005602f9f43540 [ 42.143727] [ 42.144147] irq event stamp: 1767 [ 42.144805] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 42.146331] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 42.147864] softirqs last enabled at (1750): [] handle_softirqs+0x50c/0x770 [ 42.149412] softirqs last disabled at (1745): [] __irq_exit_rcu+0xc4/0x100 [ 42.150952] ---[ end trace 0000000000000000 ]--- [ 42.900374] ------------[ cut here ]------------ [ 42.901236] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.903136] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.904497] Modules linked in: [ 42.905069] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.906906] Tainted: [W]=WARN [ 42.907721] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.909167] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.910029] 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 [ 42.912996] RSP: 0018:ffff888016bbfbc0 EFLAGS: 00010286 [ 42.913906] RAX: 0000000000000000 RBX: ffffed1002d77f78 RCX: ffffffff813a4050 [ 42.915107] RDX: ffff888015968000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.916310] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d77f2f [ 42.917513] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.918706] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016bbfdf8 [ 42.919928] FS: 00007f352f10a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.921292] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.922295] CR2: 00007fff8938bef8 CR3: 0000000020547000 CR4: 0000000000350ef0 [ 42.923526] Call Trace: [ 42.923960] [ 42.924342] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.925211] ? __create_object+0x59/0x80 [ 42.925954] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.926879] __vmalloc_noprof+0x59/0x60 [ 42.927619] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.928464] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.929312] bpf_prog_alloc+0x39/0x200 [ 42.930014] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.930887] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.931755] do_seccomp+0x349/0x25e0 [ 42.932460] ? find_held_lock+0x2b/0x80 [ 42.933132] ? do_prlimit+0x310/0x610 [ 42.933833] ? __pfx_do_seccomp+0x10/0x10 [ 42.934576] ? do_raw_spin_unlock+0x53/0x220 [ 42.935332] ? _raw_spin_unlock+0x1e/0x40 [ 42.936084] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.937004] ? static_key_count+0x60/0x80 [ 42.937772] prctl_set_seccomp+0x4e/0x70 [ 42.938522] __do_sys_prctl+0xe6c/0x1d70 [ 42.939218] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.940054] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.940990] ? irqentry_exit+0xf3/0x650 [ 42.941717] do_syscall_64+0xbf/0x430 [ 42.942370] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.943282] RIP: 0033:0x7f352f5fc5cd [ 42.943972] 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 [ 42.946949] RSP: 002b:00007fff89389dc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.948254] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f352f5fc5cd [ 42.949473] RDX: 000056020423ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.950676] RBP: 00007fff89389e20 R08: 0000000000000000 R09: 00007fff893894c0 [ 42.951916] R10: 0000000000000000 R11: 0000000000000246 R12: 000056021b626ad0 [ 42.953135] R13: 00007fff8938a250 R14: 000056021b627bc0 R15: 000056021b638780 [ 42.954360] [ 42.954807] irq event stamp: 1791 [ 42.955423] hardirqs last enabled at (1801): [] irqentry_exit+0x17b/0x650 [ 42.956843] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 42.958281] softirqs last enabled at (1768): [] handle_softirqs+0x50c/0x770 [ 42.959739] softirqs last disabled at (1763): [] __irq_exit_rcu+0xc4/0x100 [ 42.961186] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:54103' (ECDSA) to the list of known hosts. 2025/11/18 00:07:23 fuzzer started 2025/11/18 00:07:23 dialing manager at localhost:37895 2025/11/18 00:07:23 checking machine... 2025/11/18 00:07:23 checking revisions... [ 43.883362] kmemleak: Automatic memory scanning thread ended 2025/11/18 00:07:23 testing simple program... [ 43.973335] cgroup: Unknown subsys name 'net' [ 44.034372] cgroup: Unknown subsys name 'cpuset' [ 44.048894] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:07:22 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88800c0efaf0 RCX=ffff88800c0efa44 RDX=1ffff1100181df5e RSI=ffffffff85e1ffe0 RDI=ffff88800c0efaf0 RBP=ffff88800c0efb88 RSP=ffff88800c0efad8 R8 =ffffffff869d7fd6 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000003 R12=ffff88800c0efbb8 R13=0000000000000000 R14=ffff888019c5d340 R15=ffff888008c41780 RIP=ffffffff8135e17a 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 00007fa170600900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff206af000 CR3=000000000b739000 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=0000000000000000ffff000000000000 XMM02=2f00646f6874656d5f74707972636e65 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff00ffffffffffffffffffffffffffff XMM08=20002020202020200020202020202020 XMM09=0000ffffffffffffffffffffffffffff XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002019d RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 fffffe3a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f46d6b2c000 CR3=000000000e0ef000 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=a4e10c05bbfa91a07d4d4eb3c068b494 XMM02=0000000000303ef0eff9b2d0a8fce9cb XMM03=0000000000303fc02c67c8bc2e329bc3 XMM04=fa1e455ed7b9f83600000000000ae988 XMM05=53a97f52e4dda60a0000000000321610 XMM06=5b75c91c804453420000000000321008 XMM07=e042d86d42eb936e00000000003113b8 XMM08=a013db58663904a70000000000303fc0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000