Extracting prog: 2m29.036151062s Minimizing prog: 23m7.159930165s Simplifying prog options: 6m32.005223417s Extracting C: 1m22.205001546s Simplifying C: 0s extracting reproducer from 24 programs first checking the prog from the crash report single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, &(0x7f00000001c0)=[{0x0}, {&(0x7f000000c040)=""/4139, 0x102b}, {&(0x7f0000000340)=""/198, 0xc6}], 0x3}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program crashed: BUG: sleeping function called from invalid context in procfs_procmap_ioctl single: successfully extracted reproducer found reproducer with 3 syscalls minimizing guilty program testing program (duration=45.828890301s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg detailed listing: executing program 0: syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, &(0x7f00000001c0)=[{0x0}, {&(0x7f000000c040)=""/4139, 0x102b}, {&(0x7f0000000340)=""/198, 0xc6}], 0x3}, 0x0) program did not crash testing program (duration=45.828890301s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program did not crash testing program (duration=45.828890301s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, &(0x7f00000001c0)=[{0x0}, {&(0x7f000000c040)=""/4139, 0x102b}, {&(0x7f0000000340)=""/198, 0xc6}], 0x3}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program did not crash testing program (duration=45.828890301s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, 0x0) recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, &(0x7f00000001c0)=[{0x0}, {&(0x7f000000c040)=""/4139, 0x102b}, {&(0x7f0000000340)=""/198, 0xc6}], 0x3}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program did not crash testing program (duration=45.828890301s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') recvmsg(0xffffffffffffffff, 0x0, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program did not crash testing program (duration=45.828890301s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, 0x0}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program did not crash testing program (duration=45.828890301s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, &(0x7f00000001c0)}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program did not crash testing program (duration=45.828890301s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, &(0x7f00000001c0)=[{0x0}, {&(0x7f000000c040)=""/4139, 0x102b}, {0x0}], 0x3}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program did not crash testing program (duration=45.828890301s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, &(0x7f00000001c0)=[{0x0}, {0x0}, {&(0x7f0000000340)=""/198, 0xc6}], 0x3}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program did not crash testing program (duration=45.828890301s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, &(0x7f00000001c0)=[{0x0}, {&(0x7f000000c040)=""/4139, 0x102b}, {&(0x7f0000000340)=""/198, 0xc6}], 0x3}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=45.828890301s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION program did not crash simplifying guilty program options testing program (duration=45.828890301s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, &(0x7f00000001c0)=[{0x0}, {&(0x7f000000c040)=""/4139, 0x102b}, {&(0x7f0000000340)=""/198, 0xc6}], 0x3}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program crashed: BUG: sleeping function called from invalid context in procfs_procmap_ioctl extracting C reproducer testing compiled C program (duration=45.828890301s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION program did not crash testing program (duration=45.828890301s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, &(0x7f00000001c0)=[{0x0}, {&(0x7f000000c040)=""/4139, 0x102b}, {&(0x7f0000000340)=""/198, 0xc6}], 0x3}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program crashed: BUG: sleeping function called from invalid context in procfs_procmap_ioctl extracting C reproducer testing compiled C program (duration=45.828890301s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION program did not crash testing program (duration=45.828890301s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, &(0x7f00000001c0)=[{0x0}, {&(0x7f000000c040)=""/4139, 0x102b}, {&(0x7f0000000340)=""/198, 0xc6}], 0x3}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program crashed: BUG: sleeping function called from invalid context in procfs_procmap_ioctl validation run: crashed=true testing program (duration=45.828890301s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, &(0x7f00000001c0)=[{0x0}, {&(0x7f000000c040)=""/4139, 0x102b}, {&(0x7f0000000340)=""/198, 0xc6}], 0x3}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program crashed: BUG: sleeping function called from invalid context in procfs_procmap_ioctl validation run: crashed=true testing program (duration=45.828890301s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-recvmsg-ioctl$KVM_SET_USER_MEMORY_REGION detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') recvmsg(0xffffffffffffffff, &(0x7f000000c000)={0x0, 0x0, &(0x7f00000001c0)=[{0x0}, {&(0x7f000000c040)=""/4139, 0x102b}, {&(0x7f0000000340)=""/198, 0xc6}], 0x3}, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x18, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) program crashed: BUG: sleeping function called from invalid context in procfs_procmap_ioctl validation run: crashed=true reproducing took 39m51.638551544s repro crashed as (corrupted=false): BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:321 in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 6002, name: syz.0.16 preempt_count: 0, expected: 0 RCU nest depth: 1, expected: 0 2 locks held by syz.0.16/6002: #0: ffffffff8e33bee0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:331 [inline] #0: ffffffff8e33bee0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:841 [inline] #0: ffffffff8e33bee0 (rcu_read_lock){....}-{1:3}, at: query_vma_setup+0x18/0x110 fs/proc/task_mmu.c:499 #1: ffff888073abb948 (vm_lock){++++}-{0:0}, at: lock_next_vma+0x146/0xdc0 mm/mmap_lock.c:220 CPU: 0 UID: 0 PID: 6002 Comm: syz.0.16 Not tainted 6.16.0-rc4-next-20250630-syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Call Trace: dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120 __might_resched+0x495/0x610 kernel/sched/core.c:8687 might_alloc include/linux/sched/mm.h:321 [inline] slab_pre_alloc_hook mm/slub.c:4131 [inline] slab_alloc_node mm/slub.c:4209 [inline] __do_kmalloc_node mm/slub.c:4364 [inline] __kmalloc_noprof+0xbc/0x4f0 mm/slub.c:4377 kmalloc_noprof include/linux/slab.h:909 [inline] do_procmap_query fs/proc/task_mmu.c:690 [inline] procfs_procmap_ioctl+0x877/0xd10 fs/proc/task_mmu.c:748 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f407eb8e929 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcc916c308 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f407edb5fa0 RCX: 00007f407eb8e929 RDX: 0000200000000180 RSI: 00000000c0686611 RDI: 0000000000000003 RBP: 00007f407ec10b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f407edb5fa0 R14: 00007f407edb5fa0 R15: 0000000000000003 final repro crashed as (corrupted=false): BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:321 in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 6002, name: syz.0.16 preempt_count: 0, expected: 0 RCU nest depth: 1, expected: 0 2 locks held by syz.0.16/6002: #0: ffffffff8e33bee0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:331 [inline] #0: ffffffff8e33bee0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:841 [inline] #0: ffffffff8e33bee0 (rcu_read_lock){....}-{1:3}, at: query_vma_setup+0x18/0x110 fs/proc/task_mmu.c:499 #1: ffff888073abb948 (vm_lock){++++}-{0:0}, at: lock_next_vma+0x146/0xdc0 mm/mmap_lock.c:220 CPU: 0 UID: 0 PID: 6002 Comm: syz.0.16 Not tainted 6.16.0-rc4-next-20250630-syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Call Trace: dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120 __might_resched+0x495/0x610 kernel/sched/core.c:8687 might_alloc include/linux/sched/mm.h:321 [inline] slab_pre_alloc_hook mm/slub.c:4131 [inline] slab_alloc_node mm/slub.c:4209 [inline] __do_kmalloc_node mm/slub.c:4364 [inline] __kmalloc_noprof+0xbc/0x4f0 mm/slub.c:4377 kmalloc_noprof include/linux/slab.h:909 [inline] do_procmap_query fs/proc/task_mmu.c:690 [inline] procfs_procmap_ioctl+0x877/0xd10 fs/proc/task_mmu.c:748 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f407eb8e929 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcc916c308 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f407edb5fa0 RCX: 00007f407eb8e929 RDX: 0000200000000180 RSI: 00000000c0686611 RDI: 0000000000000003 RBP: 00007f407ec10b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f407edb5fa0 R14: 00007f407edb5fa0 R15: 0000000000000003