[ 46.470584] ------------[ cut here ]------------ [ 46.471500] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.473513] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.474979] Modules linked in: [ 46.475627] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.477616] Tainted: [W]=WARN [ 46.478164] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.479857] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.480845] 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 [ 46.484014] RSP: 0018:ffff888015e4fbc0 EFLAGS: 00010286 [ 46.484986] RAX: 0000000000000000 RBX: ffffed1002bc9f78 RCX: ffffffff813a4050 [ 46.486265] RDX: ffff8880170e5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.487582] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bc9f2f [ 46.488865] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.490141] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015e4fdf8 [ 46.491449] FS: 00007fb38d8e1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.492873] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.493925] CR2: 00007fb38ddd3580 CR3: 000000000cd41000 CR4: 0000000000350ef0 [ 46.495208] Call Trace: [ 46.495715] [ 46.496135] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.497020] ? __create_object+0x59/0x80 [ 46.497804] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.498779] __vmalloc_noprof+0x59/0x60 [ 46.499534] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.500361] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.501277] bpf_prog_alloc+0x39/0x200 [ 46.502010] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.502945] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.503846] do_seccomp+0x349/0x25e0 [ 46.504568] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.505461] ? __pfx_do_seccomp+0x10/0x10 [ 46.506215] ? find_held_lock+0x2b/0x80 [ 46.506965] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.507916] ? static_key_count+0x60/0x80 [ 46.508708] prctl_set_seccomp+0x4e/0x70 [ 46.509488] __do_sys_prctl+0xe6c/0x1d70 [ 46.510223] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.511077] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.512056] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.513043] ? irqentry_exit+0xf3/0x650 [ 46.513818] do_syscall_64+0xbf/0x430 [ 46.514568] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.515523] RIP: 0033:0x7fb38ddd35cd [ 46.516181] 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 [ 46.519332] RSP: 002b:00007ffccb622a30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.520706] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb38ddd35cd [ 46.521983] RDX: 0000556d9675ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.523277] RBP: 00007ffccb622a90 R08: 0000000000000000 R09: 00007ffccb622130 [ 46.524554] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556dc8092bf0 [ 46.525820] R13: 00007ffccb622ec0 R14: 0000556dc809c380 R15: 0000556dc80a7460 [ 46.527135] [ 46.527597] irq event stamp: 1791 [ 46.528220] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 46.529728] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 46.531243] softirqs last enabled at (1662): [] handle_softirqs+0x50c/0x770 [ 46.532770] softirqs last disabled at (1657): [] __irq_exit_rcu+0xc4/0x100 [ 46.534279] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.945070] ------------[ cut here ]------------ [ 49.946023] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.948727] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.950185] Modules linked in: [ 49.950816] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.952811] Tainted: [W]=WARN [ 49.953406] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.955137] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.956117] 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 [ 49.959300] RSP: 0018:ffff888016cf7bc0 EFLAGS: 00010286 [ 49.960295] RAX: 0000000000000000 RBX: ffffed1002d9ef78 RCX: ffffffff813a4050 [ 49.961578] RDX: ffff88800f56d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.962862] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d9ef2f [ 49.964147] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.965413] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016cf7df8 [ 49.966703] FS: 00007fcd6399d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.968137] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.969212] CR2: 00007ffffb30fef7 CR3: 000000000bb7f000 CR4: 0000000000350ef0 [ 49.970497] Call Trace: [ 49.970960] [ 49.971408] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.972264] ? __create_object+0x59/0x80 [ 49.973055] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.974010] __vmalloc_noprof+0x59/0x60 [ 49.974766] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.975618] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.976552] bpf_prog_alloc+0x39/0x200 [ 49.977235] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.978141] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.979037] do_seccomp+0x349/0x25e0 [ 49.979745] ? find_held_lock+0x2b/0x80 [ 49.980486] ? do_prlimit+0x310/0x610 [ 49.981190] ? __pfx_do_seccomp+0x10/0x10 [ 49.981964] ? do_raw_spin_unlock+0x53/0x220 [ 49.982809] ? _raw_spin_unlock+0x1e/0x40 [ 49.983612] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.984578] ? static_key_count+0x60/0x80 [ 49.985321] prctl_set_seccomp+0x4e/0x70 [ 49.986094] __do_sys_prctl+0xe6c/0x1d70 [ 49.986893] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.987748] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.988719] ? irqentry_exit+0xf3/0x650 [ 49.989495] do_syscall_64+0xbf/0x430 [ 49.990193] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.991150] RIP: 0033:0x7fcd63e8f5cd [ 49.991851] 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 [ 49.995018] RSP: 002b:00007ffffb30d530 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.996392] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcd63e8f5cd [ 49.997661] RDX: 0000556b261d1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.998942] RBP: 00007ffffb30d590 R08: 0000000000000000 R09: 00007ffffb30cc30 [ 50.000203] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556b5146bad0 [ 50.001465] R13: 00007ffffb30d9c0 R14: 0000556b5146cbc0 R15: 0000556b5147d780 [ 50.002756] [ 50.003185] irq event stamp: 1799 [ 50.003832] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 50.005334] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 50.006903] softirqs last enabled at (1412): [] handle_softirqs+0x50c/0x770 [ 50.008440] softirqs last disabled at (1407): [] __irq_exit_rcu+0xc4/0x100 [ 50.009958] ---[ end trace 0000000000000000 ]--- [ 50.836343] ------------[ cut here ]------------ [ 50.837258] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.839249] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 50.840701] Modules linked in: [ 50.841302] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.843318] Tainted: [W]=WARN [ 50.843910] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.845396] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.846283] 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 [ 50.849490] RSP: 0018:ffff88800dc2fbc0 EFLAGS: 00010286 [ 50.850478] RAX: 0000000000000000 RBX: ffffed1001b85f78 RCX: ffffffff813a4050 [ 50.851755] RDX: ffff8880171d3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.853039] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001b85f2f [ 50.854313] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.855608] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800dc2fdf8 [ 50.856883] FS: 00007ff5bf612900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.858302] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.859417] CR2: 00007ff5bfb04580 CR3: 00000000206cf000 CR4: 0000000000350ef0 [ 50.860708] Call Trace: [ 50.861176] [ 50.861634] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.862524] ? __create_object+0x59/0x80 [ 50.863268] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.864232] __vmalloc_noprof+0x59/0x60 [ 50.864987] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.865867] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.866813] bpf_prog_alloc+0x39/0x200 [ 50.867546] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.868493] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.869352] do_seccomp+0x349/0x25e0 [ 50.870072] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.870977] ? __pfx_do_seccomp+0x10/0x10 [ 50.871773] ? find_held_lock+0x2b/0x80 [ 50.872550] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.873506] ? static_key_count+0x60/0x80 [ 50.874263] prctl_set_seccomp+0x4e/0x70 [ 50.875042] __do_sys_prctl+0xe6c/0x1d70 [ 50.875828] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.876686] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.877655] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.878644] ? irqentry_exit+0xf3/0x650 [ 50.879365] do_syscall_64+0xbf/0x430 [ 50.880105] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.881062] RIP: 0033:0x7ff5bfb045cd [ 50.881771] 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 [ 50.884968] RSP: 002b:00007fff19547330 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.886322] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff5bfb045cd [ 50.887645] RDX: 0000561ad2dc9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.888934] RBP: 00007fff19547390 R08: 0000000000000000 R09: 00007fff19546a30 [ 50.890204] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561ad5fa7ad0 [ 50.891497] R13: 00007fff195477c0 R14: 0000561ad5fa8bc0 R15: 0000561ad5fb9780 [ 50.892797] [ 50.893227] irq event stamp: 1733 [ 50.893875] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 50.895424] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 50.896948] softirqs last enabled at (1596): [] handle_softirqs+0x50c/0x770 [ 50.898508] softirqs last disabled at (1591): [] __irq_exit_rcu+0xc4/0x100 [ 50.900040] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:44253' (ECDSA) to the list of known hosts. 2025/11/18 13:06:44 fuzzer started 2025/11/18 13:06:44 dialing manager at localhost:34383 2025/11/18 13:06:44 checking machine... 2025/11/18 13:06:44 checking revisions... [ 51.796696] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:06:44 testing simple program... [ 51.880661] cgroup: Unknown subsys name 'net' [ 51.934253] cgroup: Unknown subsys name 'cpuset' [ 51.956174] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 13:06:43 Registers: info registers vcpu 0 RAX=000000000000000a RBX=ffff88800a877600 RCX=0000000000000001 RDX=0000000000000cc0 RSI=000000000000000a RDI=ffff888013bdfae0 RBP=0000000000000001 RSP=ffff888013bdfa28 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000cc0 R14=ffff888013bdfa90 R15=000000000000000a RIP=ffffffff82642aca 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 00007fcd6399d900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffffb307000 CR3=00000000204af000 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=0000000000031559 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 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007efe009a1028 CR3=000000000e168000 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=807086bb9ff49a98504a291c80bbd15d XMM02=00000000003064d0eff9b2d0a8fce9cb XMM03=00000000003065a02c67c8bc2e329bc3 XMM04=fc0f7d66337bd48a00000000000ae988 XMM05=07c8bb74b6c04a44000000000031f838 XMM06=d74844bf967d85ba000000000031f6c0 XMM07=e042d86d42eb936e000000000030f8e8 XMM08=0e752643a0fbd67b00000000003065a0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000