[ 39.082715] ------------[ cut here ]------------ [ 39.083675] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.085765] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 39.087224] Modules linked in: [ 39.087865] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.089915] Tainted: [W]=WARN [ 39.090521] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.091985] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.092905] 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 [ 39.096058] RSP: 0018:ffff888019fefbc0 EFLAGS: 00010286 [ 39.097043] RAX: 0000000000000000 RBX: ffffed10033fdf78 RCX: ffffffff813a4050 [ 39.098331] RDX: ffff888015e79bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.099606] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033fdf2f [ 39.100883] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.102180] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019fefdf8 [ 39.103467] FS: 00007f36b2c81900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.104895] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.105963] CR2: 00007f36b3173580 CR3: 000000000d52d000 CR4: 0000000000350ef0 [ 39.107254] Call Trace: [ 39.107716] [ 39.108121] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.109029] ? __create_object+0x59/0x80 [ 39.109821] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.110799] __vmalloc_noprof+0x59/0x60 [ 39.111567] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.112419] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.113363] bpf_prog_alloc+0x39/0x200 [ 39.114050] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.114976] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.115881] do_seccomp+0x349/0x25e0 [ 39.116596] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.117523] ? __pfx_do_seccomp+0x10/0x10 [ 39.118316] ? find_held_lock+0x2b/0x80 [ 39.119039] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.120001] ? static_key_count+0x60/0x80 [ 39.120809] prctl_set_seccomp+0x4e/0x70 [ 39.121603] __do_sys_prctl+0xe6c/0x1d70 [ 39.122385] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.123193] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.124151] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.125111] ? irqentry_exit+0xf3/0x650 [ 39.125942] do_syscall_64+0xbf/0x430 [ 39.126699] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.127652] RIP: 0033:0x7f36b31735cd [ 39.128362] 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 [ 39.131518] RSP: 002b:00007ffc2f5ef4b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.132910] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f36b31735cd [ 39.134214] RDX: 00005565e6bd9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.135524] RBP: 00007ffc2f5ef510 R08: 0000000000000000 R09: 00007ffc2f5eebb0 [ 39.136797] R10: 0000000000000000 R11: 0000000000000246 R12: 00005565ed550240 [ 39.138098] R13: 00007ffc2f5ef940 R14: 00005565ed54fbf0 R15: 00005565ed5644d0 [ 39.139391] [ 39.139808] irq event stamp: 1783 [ 39.140444] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 39.141977] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 39.143487] softirqs last enabled at (1762): [] handle_softirqs+0x50c/0x770 [ 39.145024] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 39.146385] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.455055] ------------[ cut here ]------------ [ 42.456007] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.458189] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.459736] Modules linked in: [ 42.460625] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.462776] Tainted: [W]=WARN [ 42.463408] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.464947] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.465916] 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 [ 42.469256] RSP: 0018:ffff888015a0fbc0 EFLAGS: 00010286 [ 42.470295] RAX: 0000000000000000 RBX: ffffed1002b41f78 RCX: ffffffff813a4050 [ 42.471638] RDX: ffff88800a2e0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.472971] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b41f2f [ 42.474336] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.475673] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015a0fdf8 [ 42.477017] FS: 00007fb817747900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.478530] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.479649] CR2: 00007ffe38e8eef7 CR3: 000000001f9ce000 CR4: 0000000000350ef0 [ 42.480994] Call Trace: [ 42.481525] [ 42.481950] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.482890] ? __create_object+0x59/0x80 [ 42.483708] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.484717] __vmalloc_noprof+0x59/0x60 [ 42.485525] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.486444] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.487427] bpf_prog_alloc+0x39/0x200 [ 42.488158] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.489132] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.490092] do_seccomp+0x349/0x25e0 [ 42.490844] ? find_held_lock+0x2b/0x80 [ 42.491646] ? do_prlimit+0x310/0x610 [ 42.492431] ? __pfx_do_seccomp+0x10/0x10 [ 42.493209] ? do_raw_spin_unlock+0x53/0x220 [ 42.494100] ? _raw_spin_unlock+0x1e/0x40 [ 42.494918] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.495926] ? static_key_count+0x60/0x80 [ 42.496771] prctl_set_seccomp+0x4e/0x70 [ 42.497600] __do_sys_prctl+0xe6c/0x1d70 [ 42.498426] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.499332] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.500357] ? irqentry_exit+0xf3/0x650 [ 42.501112] do_syscall_64+0xbf/0x430 [ 42.501897] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.502908] RIP: 0033:0x7fb817c395cd [ 42.503650] 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 [ 42.506994] RSP: 002b:00007ffe38e8cde0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.508436] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb817c395cd [ 42.509798] RDX: 0000557810730e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.511142] RBP: 00007ffe38e8ce40 R08: 0000000000000000 R09: 00007ffe38e8c4e0 [ 42.512485] R10: 0000000000000000 R11: 0000000000000246 R12: 000055784f980ad0 [ 42.513835] R13: 00007ffe38e8d270 R14: 000055784f981bc0 R15: 000055784f992780 [ 42.515196] [ 42.515691] irq event stamp: 1789 [ 42.516372] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 42.517989] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 42.519587] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 42.521201] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 42.522751] ---[ end trace 0000000000000000 ]--- [ 43.331893] ------------[ cut here ]------------ [ 43.332683] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.334385] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.335580] Modules linked in: [ 43.336073] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.337714] Tainted: [W]=WARN [ 43.338172] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.339387] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.340105] 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 [ 43.342731] RSP: 0018:ffff888016837bc0 EFLAGS: 00010286 [ 43.343536] RAX: 0000000000000000 RBX: ffffed1002d06f78 RCX: ffffffff813a4050 [ 43.344595] RDX: ffff888015c2b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.345672] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d06f2f [ 43.346732] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.347786] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016837df8 [ 43.348855] FS: 00007f146b20a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.350055] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.350936] CR2: 00007fff1cd84ef7 CR3: 000000002000a000 CR4: 0000000000350ef0 [ 43.351988] Call Trace: [ 43.352418] [ 43.352757] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.353499] ? __create_object+0x59/0x80 [ 43.354105] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.354899] __vmalloc_noprof+0x59/0x60 [ 43.355521] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.356202] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.358068] bpf_prog_alloc+0x39/0x200 [ 43.358692] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.359461] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.360164] do_seccomp+0x349/0x25e0 [ 43.360769] ? find_held_lock+0x2b/0x80 [ 43.361410] ? do_prlimit+0x310/0x610 [ 43.361996] ? __pfx_do_seccomp+0x10/0x10 [ 43.362659] ? do_raw_spin_unlock+0x53/0x220 [ 43.363350] ? _raw_spin_unlock+0x1e/0x40 [ 43.363963] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.364768] ? static_key_count+0x60/0x80 [ 43.365428] prctl_set_seccomp+0x4e/0x70 [ 43.366031] __do_sys_prctl+0xe6c/0x1d70 [ 43.366672] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.367374] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.368128] ? irqentry_exit+0xf3/0x650 [ 43.368748] do_syscall_64+0xbf/0x430 [ 43.369344] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.370100] RIP: 0033:0x7f146b6fc5cd [ 43.370683] 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 [ 43.373285] RSP: 002b:00007fff1cd83a40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.374429] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f146b6fc5cd [ 43.375501] RDX: 000055bcb50eee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.376559] RBP: 00007fff1cd83aa0 R08: 0000000000000000 R09: 00007fff1cd83140 [ 43.377629] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bcd98dead0 [ 43.378694] R13: 00007fff1cd83ed0 R14: 000055bcd98dfbc0 R15: 000055bcd98f0780 [ 43.379778] [ 43.380128] irq event stamp: 1785 [ 43.380681] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 43.381996] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 43.383279] softirqs last enabled at (1516): [] handle_softirqs+0x50c/0x770 [ 43.384588] softirqs last disabled at (1507): [] __irq_exit_rcu+0xc4/0x100 [ 43.385890] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:59789' (ECDSA) to the list of known hosts. 2025/11/17 19:46:43 fuzzer started 2025/11/17 19:46:44 dialing manager at localhost:37895 2025/11/17 19:46:44 checking machine... 2025/11/17 19:46:44 checking revisions... [ 44.277447] kmemleak: Automatic memory scanning thread ended 2025/11/17 19:46:44 testing simple program... [ 44.366207] cgroup: Unknown subsys name 'net' [ 44.431915] cgroup: Unknown subsys name 'cpuset' [ 44.443304] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:46:43 Registers: info registers vcpu 0 RAX=0000000000000004 RBX=0000000000000000 RCX=0000000000000020 RDX=000055784f980ce0 RSI=00007ffe38e8c328 RDI=000055784f980ce0 RBP=00007ffe38e8c360 RSP=00007ffe38e8be08 R8 =00000000ffffffff R9 =0000000000000015 R10=000055784f980ce0 R11=0000000000000000 R12=00007ffe38e8c370 R13=00007fb818276a84 R14=00007ffe38e8c4b0 R15=0000000000000073 RIP=00007fb817c9abcd RFL=00000202 [-------] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fb817747900 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb817cff0b0 CR3=000000001f98f000 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=ffffffffffffffffffff00ff00000000 XMM02=00000000000000000000000000000000 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=707465675f6c697475646f6d6d61705f XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000021351 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 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2946e6a000 CR3=000000000d646000 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=596a6b22a126f08ae4448b44127fdfcf XMM02=0000000000303c48eff9b2d0a8fce9cb XMM03=0000000000303d182c67c8bc2e329bc3 XMM04=20094d1c9150681d00000000000ae988 XMM05=e15c82d0c22494620000000000321ad0 XMM06=5b75c91c804453420000000000320b70 XMM07=e042d86d42eb936e0000000000311480 XMM08=f9dabd9b98b77bb30000000000303d18 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000